diff --git a/memento-note/app/(admin)/admin/ai-test/ai-tester.tsx b/memento-note/app/(admin)/admin/ai-test/ai-tester.tsx
index 2a20eeb..226c2bc 100644
--- a/memento-note/app/(admin)/admin/ai-test/ai-tester.tsx
+++ b/memento-note/app/(admin)/admin/ai-test/ai-tester.tsx
@@ -16,11 +16,12 @@ interface TestResult {
   tags?: Array<{ tag: string; confidence: number }>
   embeddingLength?: number
   firstValues?: number[]
+  chatResponse?: string
   error?: string
   details?: any
 }
 
-export function AI_TESTER({ type }: { type: 'tags' | 'embeddings' }) {
+export function AI_TESTER({ type }: { type: 'tags' | 'embeddings' | 'chat' }) {
   const { t } = useLanguage()
   const [isLoading, setIsLoading] = useState(false)
   const [result, setResult] = useState<TestResult | null>(null)
@@ -99,6 +100,11 @@ export function AI_TESTER({ type }: { type: 'tags' | 'embeddings' }) {
         provider: config.AI_PROVIDER_TAGS || 'ollama',
         model: config.AI_MODEL_TAGS || 'granite4:latest'
       }
+    } else if (type === 'chat') {
+      return {
+        provider: config.AI_PROVIDER_CHAT || config.AI_PROVIDER_TAGS || 'ollama',
+        model: config.AI_MODEL_CHAT || 'granite4:latest'
+      }
     } else {
       return {
         provider: config.AI_PROVIDER_EMBEDDING || 'ollama',
@@ -198,6 +204,19 @@ export function AI_TESTER({ type }: { type: 'tags' | 'embeddings' }) {
               </div>
             )}
 
+            {/* Chat Response */}
+            {type === 'chat' && result.success && result.chatResponse && (
+              <div className="space-y-3">
+                <div className="flex items-center gap-2">
+                  <Info className="h-4 w-4 text-violet-600" />
+                  <span className="text-sm font-medium">Réponse du modèle</span>
+                </div>
+                <div className="p-3 bg-muted rounded-lg">
+                  <p className="text-sm italic">&quot;{result.chatResponse}&quot;</p>
+                </div>
+              </div>
+            )}
+
             {/* Embeddings Results */}
             {type === 'embeddings' && result.success && result.embeddingLength && (
               <div className="space-y-3">
diff --git a/memento-note/app/(admin)/admin/ai-test/page.tsx b/memento-note/app/(admin)/admin/ai-test/page.tsx
index d520d92..70b7304 100644
--- a/memento-note/app/(admin)/admin/ai-test/page.tsx
+++ b/memento-note/app/(admin)/admin/ai-test/page.tsx
@@ -30,7 +30,7 @@ export default function AITestPage() {
         </div>
       </div>
 
-      <div className="grid gap-6 md:grid-cols-2">
+      <div className="grid gap-6 md:grid-cols-3">
         {/* Tags Provider Test */}
         <Card className="border-primary/20 dark:border-primary/30">
           <CardHeader className="bg-primary/5 dark:bg-primary/10">
@@ -62,8 +62,25 @@ export default function AITestPage() {
             <AI_TESTER type="embeddings" />
           </CardContent>
         </Card>
+
+        {/* Chat Provider Test */}
+        <Card className="border-violet-200 dark:border-violet-900">
+          <CardHeader className="bg-violet-50/50 dark:bg-violet-950/20">
+            <CardTitle className="flex items-center gap-2">
+              <span className="text-2xl">💬</span>
+              Fournisseur de chat
+            </CardTitle>
+            <CardDescription>
+              Testez le fournisseur IA responsable de l&apos;assistant conversationnel
+            </CardDescription>
+          </CardHeader>
+          <CardContent className="pt-6">
+            <AI_TESTER type="chat" />
+          </CardContent>
+        </Card>
       </div>
 
+
       {/* Info Section */}
       <Card className="mt-6">
         <CardHeader>
diff --git a/memento-note/app/(admin)/admin/ai/admin-ai-client.tsx b/memento-note/app/(admin)/admin/ai/admin-ai-client.tsx
new file mode 100644
index 0000000..b340f40
--- /dev/null
+++ b/memento-note/app/(admin)/admin/ai/admin-ai-client.tsx
@@ -0,0 +1,209 @@
+'use client'
+
+import { useState, useEffect } from 'react'
+import { getAISettings, updateAISettings } from '@/app/actions/ai-settings'
+import { getSystemConfig } from '@/lib/config'
+import { Switch } from '@/components/ui/switch'
+import { Badge } from '@/components/ui/badge'
+import { Zap, TrendingUp, Activity, Settings, Brain, Tag, Globe, Sparkles } from 'lucide-react'
+import { AdminMetrics } from '@/components/admin-metrics'
+import Link from 'next/link'
+import { Button } from '@/components/ui/button'
+import { toast } from 'sonner'
+import { useLanguage } from '@/lib/i18n'
+
+interface FeatureState {
+  titleSuggestions: boolean
+  semanticSearch: boolean
+  paragraphRefactor: boolean
+  memoryEcho: boolean
+  languageDetection: boolean
+  autoLabeling: boolean
+}
+
+interface ProviderInfo {
+  name: string
+  status: string
+}
+
+export function AdminAIPageClient({
+  initialFeatures,
+  providers,
+}: {
+  initialFeatures: FeatureState
+  providers: ProviderInfo[]
+}) {
+  const [features, setFeatures] = useState<FeatureState>(initialFeatures)
+  const [saving, setSaving] = useState<string | null>(null)
+  const { t } = useLanguage()
+
+  const handleToggle = async (key: keyof FeatureState, value: boolean) => {
+    setSaving(key)
+    setFeatures(prev => ({ ...prev, [key]: value }))
+    try {
+      await updateAISettings({ [key]: value })
+      toast.success(t('admin.ai.settingUpdated'))
+    } catch {
+      toast.error(t('admin.ai.updateFailedShort'))
+      setFeatures(prev => ({ ...prev, [key]: !value }))
+    } finally {
+      setSaving(null)
+    }
+  }
+
+  const featureList = [
+    {
+      key: 'titleSuggestions' as const,
+      label: t('admin.ai.titleSuggestions'),
+      description: t('admin.ai.titleSuggestionsDesc'),
+      icon: <Sparkles className="h-4 w-4 text-yellow-500" />,
+    },
+
+    {
+      key: 'paragraphRefactor' as const,
+      label: t('admin.ai.aiAssistant'),
+      description: t('admin.ai.aiAssistantDesc'),
+      icon: <Brain className="h-4 w-4 text-purple-500" />,
+    },
+
+    {
+      key: 'memoryEcho' as const,
+      label: t('admin.ai.memoryEchoFeature'),
+      description: t('admin.ai.memoryEchoFeatureDesc'),
+      icon: <Zap className="h-4 w-4 text-amber-500" />,
+    },
+    {
+      key: 'languageDetection' as const,
+      label: t('admin.ai.languageDetection'),
+      description: t('admin.ai.languageDetectionDesc'),
+      icon: <Globe className="h-4 w-4 text-green-500" />,
+    },
+    {
+      key: 'autoLabeling' as const,
+      label: t('admin.ai.autoLabeling'),
+      description: t('admin.ai.autoLabelingDesc'),
+      icon: <Tag className="h-4 w-4 text-rose-500" />,
+    },
+  ]
+
+  const aiMetrics = [
+    {
+      title: t('admin.ai.activeFeatures'),
+      value: String(Object.values(features).filter(Boolean).length) + ' / ' + featureList.length,
+      trend: { value: 0, isPositive: true },
+      icon: <Zap className="h-5 w-5 text-yellow-600 dark:text-yellow-400" />,
+    },
+    {
+      title: t('admin.ai.successRate'),
+      value: '100%',
+      trend: { value: 0, isPositive: true },
+      icon: <TrendingUp className="h-5 w-5 text-green-600 dark:text-green-400" />,
+    },
+    {
+      title: t('admin.ai.avgResponseTime'),
+      value: '—',
+      trend: { value: 0, isPositive: true },
+      icon: <Activity className="h-5 w-5 text-primary dark:text-primary-foreground" />,
+    },
+    {
+      title: t('admin.ai.configuredProviders'),
+      value: String(providers.filter(p => p.status !== 'Not Configured').length),
+      icon: <Settings className="h-5 w-5 text-purple-600 dark:text-purple-400" />,
+    },
+  ]
+
+  return (
+    <div className="space-y-6">
+      <div className="flex justify-between items-center">
+        <div>
+          <h1 className="text-3xl font-bold text-gray-900 dark:text-white">
+            {t('admin.ai.pageTitle')}
+          </h1>
+          <p className="text-gray-600 dark:text-gray-400 mt-1">
+            {t('admin.ai.pageDescription')}
+          </p>
+        </div>
+        <Link href="/admin/settings">
+          <Button variant="outline">
+            <Settings className="mr-2 h-4 w-4" />
+            {t('admin.ai.configure')}
+          </Button>
+        </Link>
+      </div>
+
+      <AdminMetrics metrics={aiMetrics} />
+
+      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
+        {/* Feature Toggles */}
+        <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
+          <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
+            {t('admin.ai.features')}
+          </h2>
+          <div className="space-y-4">
+            {featureList.map(({ key, label, description, icon }) => (
+              <div
+                key={key}
+                className="flex items-center justify-between p-3 bg-gray-50 dark:bg-zinc-800 rounded-lg"
+              >
+                <div className="flex items-center gap-3 flex-1 min-w-0">
+                  {icon}
+                  <div className="min-w-0">
+                    <p className="text-sm font-medium text-gray-900 dark:text-white truncate">
+                      {label}
+                    </p>
+                    <p className="text-xs text-gray-500 dark:text-gray-400 truncate">
+                      {description}
+                    </p>
+                  </div>
+                </div>
+                <Switch
+                  checked={features[key]}
+                  onCheckedChange={(v) => handleToggle(key, v)}
+                  disabled={saving === key}
+                  className="ml-3 flex-shrink-0"
+                />
+              </div>
+            ))}
+          </div>
+        </div>
+
+        {/* AI Provider Status */}
+        <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
+          <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
+            {t('admin.ai.providerStatus')}
+          </h2>
+          <div className="space-y-3">
+            {providers.map((provider) => (
+              <div
+                key={provider.name}
+                className="flex items-center justify-between p-3 bg-gray-50 dark:bg-zinc-800 rounded-lg"
+              >
+                <p className="text-sm font-medium text-gray-900 dark:text-white">
+                  {provider.name}
+                </p>
+                <span
+                  className={`px-2 py-1 text-xs font-medium rounded-full ${
+                    provider.status === 'Connected' || provider.status === 'Available'
+                      ? 'text-green-700 dark:text-green-400 bg-green-100 dark:bg-green-900'
+                      : 'text-gray-600 dark:text-gray-400 bg-gray-100 dark:bg-gray-800'
+                  }`}
+                >
+                  {provider.status}
+                </span>
+              </div>
+            ))}
+          </div>
+        </div>
+      </div>
+
+      <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
+        <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
+          {t('admin.ai.recentRequests')}
+        </h2>
+        <p className="text-gray-600 dark:text-gray-400">
+          {t('admin.ai.comingSoon')}
+        </p>
+      </div>
+    </div>
+  )
+}
diff --git a/memento-note/app/(admin)/admin/ai/page.tsx b/memento-note/app/(admin)/admin/ai/page.tsx
index 78b3b9d..4809503 100644
--- a/memento-note/app/(admin)/admin/ai/page.tsx
+++ b/memento-note/app/(admin)/admin/ai/page.tsx
@@ -1,12 +1,16 @@
-import { AdminMetrics } from '@/components/admin-metrics'
-import { Button } from '@/components/ui/button'
-import { Zap, Settings, Activity, TrendingUp } from 'lucide-react'
 import { getSystemConfig } from '@/lib/config'
+import { getAISettings } from '@/app/actions/ai-settings'
+import { auth } from '@/auth'
+import { redirect } from 'next/navigation'
+import { AdminAIPageClient } from './admin-ai-client'
 
 export default async function AdminAIPage() {
-  const config = await getSystemConfig()
+  const session = await auth()
+  if (!session?.user?.id) redirect('/api/auth/signin')
+
+  const config = await getSystemConfig()
+  const settings = await getAISettings(session.user.id)
 
-  // Determine provider status based on config
   const openaiKey = config.OPENAI_API_KEY
   const ollamaUrl = config.OLLAMA_BASE_URL || config.OLLAMA_BASE_URL_TAGS || config.OLLAMA_BASE_URL_EMBEDDING
 
@@ -14,133 +18,24 @@ export default async function AdminAIPage() {
     {
       name: 'OpenAI',
       status: openaiKey ? 'Connected' : 'Not Configured',
-      requests: 'N/A' // We don't track request counts yet
     },
     {
       name: 'Ollama',
       status: ollamaUrl ? 'Available' : 'Not Configured',
-      requests: 'N/A'
-    },
-  ]
-
-  // Mock AI metrics - in a real app, these would come from analytics
-  // TODO: Implement real analytics tracking
-  const aiMetrics = [
-    {
-      title: 'Total Requests',
-      value: '—',
-      trend: { value: 0, isPositive: true },
-      icon: <Zap className="h-5 w-5 text-yellow-600 dark:text-yellow-400" />,
-    },
-    {
-      title: 'Success Rate',
-      value: '100%',
-      trend: { value: 0, isPositive: true },
-      icon: <TrendingUp className="h-5 w-5 text-green-600 dark:text-green-400" />,
-    },
-    {
-      title: 'Avg Response Time',
-      value: '—',
-      trend: { value: 0, isPositive: true },
-      icon: <Activity className="h-5 w-5 text-primary dark:text-primary-foreground" />,
-    },
-    {
-      title: 'Active Features',
-      value: '6',
-      icon: <Settings className="h-5 w-5 text-purple-600 dark:text-purple-400" />,
     },
   ]
 
   return (
-    <div className="space-y-6">
-      <div className="flex justify-between items-center">
-        <div>
-          <h1 className="text-3xl font-bold text-gray-900 dark:text-white">
-            AI Management
-          </h1>
-          <p className="text-gray-600 dark:text-gray-400 mt-1">
-            Monitor and configure AI features
-          </p>
-        </div>
-        <a href="/admin/settings">
-          <Button variant="outline">
-            <Settings className="mr-2 h-4 w-4" />
-            Configure
-          </Button>
-        </a>
-      </div>
-
-      <AdminMetrics metrics={aiMetrics} />
-
-      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
-        <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
-          <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
-            Active AI Features
-          </h2>
-          <div className="space-y-3">
-            {[
-              'Title Suggestions',
-              'Semantic Search',
-              'Paragraph Reformulation',
-              'Memory Echo',
-              'Language Detection',
-              'Auto Labeling',
-            ].map((feature) => (
-              <div
-                key={feature}
-                className="flex items-center justify-between p-3 bg-gray-50 dark:bg-zinc-800 rounded-lg"
-              >
-                <span className="text-sm text-gray-900 dark:text-white">
-                  {feature}
-                </span>
-                <span className="px-2 py-1 text-xs font-medium text-green-700 dark:text-green-400 bg-green-100 dark:bg-green-900 rounded-full">
-                  Active
-                </span>
-              </div>
-            ))}
-          </div>
-        </div>
-
-        <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
-          <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
-            AI Provider Status
-          </h2>
-          <div className="space-y-3">
-            {providers.map((provider) => (
-              <div
-                key={provider.name}
-                className="flex items-center justify-between p-3 bg-gray-50 dark:bg-zinc-800 rounded-lg"
-              >
-                <div>
-                  <p className="text-sm font-medium text-gray-900 dark:text-white">
-                    {provider.name}
-                  </p>
-                  <p className="text-xs text-gray-600 dark:text-gray-400">
-                    {provider.requests} requests
-                  </p>
-                </div>
-                <span
-                  className={`px-2 py-1 text-xs font-medium rounded-full ${provider.status === 'Connected' || provider.status === 'Available'
-                      ? 'text-green-700 dark:text-green-400 bg-green-100 dark:bg-green-900'
-                      : 'text-gray-600 dark:text-gray-400 bg-gray-100 dark:bg-gray-800'
-                    }`}
-                >
-                  {provider.status}
-                </span>
-              </div>
-            ))}
-          </div>
-        </div>
-      </div>
-
-      <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
-        <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
-          Recent AI Requests
-        </h2>
-        <p className="text-gray-600 dark:text-gray-400">
-          Recent AI requests will be displayed here. (Coming Soon)
-        </p>
-      </div>
-    </div>
+    <AdminAIPageClient
+      initialFeatures={{
+        titleSuggestions: settings.titleSuggestions,
+        semanticSearch: settings.semanticSearch,
+        paragraphRefactor: settings.paragraphRefactor,
+        memoryEcho: settings.memoryEcho,
+        languageDetection: settings.languageDetection ?? true,
+        autoLabeling: settings.autoLabeling ?? true,
+      }}
+      providers={providers}
+    />
   )
 }
diff --git a/memento-note/app/(admin)/admin/layout.tsx b/memento-note/app/(admin)/admin/layout.tsx
index 82807fc..42b9338 100644
--- a/memento-note/app/(admin)/admin/layout.tsx
+++ b/memento-note/app/(admin)/admin/layout.tsx
@@ -11,9 +11,9 @@ export default function AdminLayout({
   children: React.ReactNode
 }) {
   return (
-    <div className="bg-background-light dark:bg-background-dark font-display text-slate-900 dark:text-white overflow-hidden h-screen flex flex-col">
+    <div className="bg-background-light dark:bg-background-dark font-display text-slate-900 dark:text-white flex flex-col min-h-screen">
       <AdminHeader />
-      <div className="flex flex-1 overflow-hidden">
+      <div className="flex flex-1">
         <AdminSidebar />
         <AdminContentArea>{children}</AdminContentArea>
       </div>
diff --git a/memento-note/app/(main)/agents/agents-page-client.tsx b/memento-note/app/(main)/agents/agents-page-client.tsx
index 2d4873c..26285a4 100644
--- a/memento-note/app/(main)/agents/agents-page-client.tsx
+++ b/memento-note/app/(main)/agents/agents-page-client.tsx
@@ -6,7 +6,7 @@
  */
 
 import { useState, useCallback, useMemo, useEffect, useRef } from 'react'
-import { Plus, Bot, LifeBuoy, Search } from 'lucide-react'
+import { Plus, Bot, LayoutTemplate, Search, HelpCircle } from 'lucide-react'
 import { toast } from 'sonner'
 import { useLanguage } from '@/lib/i18n'
 
@@ -79,6 +79,7 @@ export function AgentsPageClient({
   const [showHelp, setShowHelp] = useState(false)
   const [searchQuery, setSearchQuery] = useState('')
   const [typeFilter, setTypeFilter] = useState('')
+  const [activeTab, setActiveTab] = useState<'dashboard' | 'templates'>('dashboard')
 
   const refreshAgents = useCallback(async () => {
     try {
@@ -90,20 +91,15 @@ export function AgentsPageClient({
     }
   }, [])
 
-  // Track latest action ID per agent to detect new executions
   const prevActionsRef = useRef<Record<string, string | null>>({})
 
-  // Check for new actions and show toast notifications
   const checkForNewActions = useCallback((updated: AgentItem[]) => {
     for (const agent of updated) {
       const lastAction = agent.actions[0]
       if (!lastAction) continue
-
       const prevId = prevActionsRef.current[agent.id]
-      if (prevId === undefined) continue // Not tracked
-
+      if (prevId === undefined) continue
       if (prevId !== lastAction.id) {
-        // Only toast for recently created actions (within 5 min)
         const age = Date.now() - new Date(lastAction.createdAt).getTime()
         if (age < 5 * 60 * 1000) {
           if (lastAction.status === 'success') {
@@ -118,18 +114,13 @@ export function AgentsPageClient({
   }, [t])
 
   useEffect(() => {
-    // Initialize tracking from initial data
     for (const agent of initialAgents) {
       prevActionsRef.current[agent.id] = agent.actions[0]?.id ?? null
     }
-
-    // Interval polling every 30s
     const interval = setInterval(async () => {
       const updated = await refreshAgents()
       if (updated) checkForNewActions(updated)
     }, 30000)
-
-    // Refresh immediately when user comes back to the tab
     const onVisible = async () => {
       if (document.visibilityState === 'visible') {
         const updated = await refreshAgents()
@@ -137,7 +128,6 @@ export function AgentsPageClient({
       }
     }
     document.addEventListener('visibilitychange', onVisible)
-
     return () => {
       clearInterval(interval)
       document.removeEventListener('visibilitychange', onVisible)
@@ -179,7 +169,6 @@ export function AgentsPageClient({
       scheduledDay: formData.get('scheduledDay') ? Number(formData.get('scheduledDay')) : undefined,
       timezone: (formData.get('timezone') as string) || undefined,
     }
-
     if (editingAgent) {
       await updateAgent(editingAgent.id, data)
       toast.success(t('agents.toasts.updated'))
@@ -187,7 +176,6 @@ export function AgentsPageClient({
       await createAgent(data)
       toast.success(t('agents.toasts.created'))
     }
-
     setShowForm(false)
     setEditingAgent(null)
     await refreshAgents()
@@ -208,110 +196,142 @@ export function AgentsPageClient({
   const existingAgentNames = useMemo(() => agents.map(a => a.name), [agents])
 
   return (
-    <>
-      {/* Header */}
-      <div className="flex items-center justify-between gap-4 mb-8">
-        <div className="flex items-center gap-4">
-          <div className="p-3 bg-primary/10 rounded-2xl shadow-sm border border-primary/20">
-            <Bot className="h-8 w-8 text-primary" />
-          </div>
-          <div>
-            <h1 className="text-3xl font-bold tracking-tight">{t('agents.title')}</h1>
-            <p className="text-muted-foreground text-sm">{t('agents.subtitle')}</p>
+    /* Full-bleed layout: -m-4 cancels the p-4 of the parent <main> */
+    <div className="flex -m-4 h-[calc(100vh-4rem)] overflow-hidden">
+
+      {/* ── LEFT SIDEBAR ── */}
+      <aside className="w-60 flex-shrink-0 flex flex-col bg-muted/30 border-r border-border/40 h-full font-display">
+        {/* Brand */}
+        <div className="flex items-center gap-3 px-5 py-5 border-b border-border/40">
+          <div className="w-8 h-8 rounded-lg bg-primary flex items-center justify-center flex-shrink-0">
+            <Bot className="w-4 h-4 text-primary-foreground" />
           </div>
+          <span className="font-bold text-base tracking-tight">{t('agents.title')}</span>
         </div>
-      </div>
 
-      {/* Action buttons */}
-      <div className="flex items-center justify-between mb-6">
-        <button
-          onClick={() => setShowHelp(true)}
-          className="flex items-center gap-2 px-4 py-2 text-sm font-medium text-primary bg-primary/10 border border-primary/20 rounded-lg hover:bg-primary/15 transition-colors"
-        >
-          <LifeBuoy className="w-4 h-4" />
-          {t('agents.help.btnLabel')}
-        </button>
-        <button
-          onClick={handleCreate}
-          className="flex items-center gap-2 px-4 py-2 text-sm font-medium text-white bg-primary rounded-lg hover:bg-primary/90 transition-colors"
-        >
-          <Plus className="w-4 h-4" />
-          {t('agents.newAgent')}
-        </button>
-      </div>
-
-      {/* Agents grid */}
-      {agents.length > 0 && (
-        <div className="mb-10">
-          <h3 className="text-sm font-semibold text-muted-foreground uppercase tracking-wider mb-3">
+        {/* Nav */}
+        <nav className="flex-1 p-3 space-y-0.5">
+          <button
+            onClick={() => setActiveTab('dashboard')}
+            className={`w-full flex items-center gap-2.5 px-3 py-2 text-sm font-medium rounded-lg transition-all ${
+              activeTab === 'dashboard'
+                ? 'bg-primary/10 text-primary border-r-2 border-primary'
+                : 'text-muted-foreground hover:bg-background/70 hover:text-foreground'
+            }`}
+          >
+            <Bot className="w-4 h-4" />
             {t('agents.myAgents')}
-          </h3>
+          </button>
+        </nav>
 
-          {/* Search and filter */}
-          <div className="flex flex-col sm:flex-row items-start sm:items-center gap-3 mb-4">
-            <div className="relative flex-1 w-full sm:max-w-xs">
-              <Search className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-muted-foreground" />
-              <input
-                type="text"
-                value={searchQuery}
-                onChange={e => setSearchQuery(e.target.value)}
-                placeholder={t('agents.searchPlaceholder')}
-                className="w-full pl-9 pr-3 py-2 text-sm bg-card border border-border rounded-lg outline-none focus:border-primary/40 focus:ring-2 focus:ring-primary/10 transition-all"
-              />
-            </div>
-            <div className="flex items-center gap-1.5 flex-wrap">
-              {typeFilterOptions.map(opt => (
-                <button
-                  key={opt.value}
-                  onClick={() => setTypeFilter(opt.value)}
-                  className={`px-3 py-1.5 text-xs font-medium rounded-full transition-colors ${
-                    typeFilter === opt.value
-                      ? 'bg-primary text-white'
-                      : 'bg-muted text-muted-foreground hover:bg-accent'
-                  }`}
-                >
-                  {t(opt.labelKey)}
-                </button>
-              ))}
-            </div>
+        {/* Footer: Help */}
+        <div className="p-3 border-t border-border/40">
+          <button
+            onClick={() => setShowHelp(true)}
+            className="w-full flex items-center gap-2.5 px-3 py-2 text-sm font-medium text-muted-foreground hover:bg-background/70 hover:text-foreground rounded-lg transition-all"
+          >
+            <HelpCircle className="w-4 h-4" />
+            {t('agents.help.btnLabel')}
+          </button>
+        </div>
+      </aside>
+
+      {/* ── MAIN CONTENT ── */}
+      <div className="flex-1 flex flex-col min-w-0 bg-background overflow-hidden">
+
+        {/* Top header bar */}
+        <header className="flex items-center justify-between px-8 py-4 border-b border-border/40 bg-background flex-shrink-0 font-display">
+          <div>
+            <h1 className="text-xl font-bold tracking-tight">
+              {t('agents.myAgents')}
+            </h1>
+            <p className="text-xs text-muted-foreground mt-0.5">
+              {t('agents.subtitle')}
+            </p>
           </div>
+          <button
+            onClick={handleCreate}
+            className="flex items-center gap-2 px-4 py-2 text-sm font-semibold text-primary-foreground bg-primary hover:bg-primary/90 rounded-lg shadow-sm hover:shadow-md hover:shadow-primary/20 transition-all"
+          >
+            <Plus className="w-4 h-4" />
+            {t('agents.newAgent')}
+          </button>
+        </header>
 
-          {filteredAgents.length > 0 ? (
-            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
-              {filteredAgents.map(agent => (
-                <AgentCard
-                  key={agent.id}
-                  agent={agent}
-                  onEdit={handleEdit}
-                  onRefresh={refreshAgents}
-                  onToggle={handleToggle}
-                />
-              ))}
-            </div>
-          ) : (
-            <div className="flex flex-col items-center justify-center py-12 text-center">
-              <Search className="w-10 h-10 text-muted-foreground/30 mb-3" />
-              <p className="text-sm text-muted-foreground">{t('agents.noResults')}</p>
-            </div>
+        {/* Scrollable content area */}
+        <main className="flex-1 overflow-y-auto p-8">
+
+          {/* Dashboard tab - agents + templates */}
+          {activeTab === 'dashboard' && (
+            <>
+              {agents.length > 0 && (
+                <>
+                  {/* Filter pills + search */}
+                  <div className="flex flex-col sm:flex-row sm:items-center justify-between gap-3 mb-6">
+                    <div className="flex items-center gap-1 bg-muted/40 p-1 rounded-lg border border-border/40">
+                      {typeFilterOptions.map(opt => (
+                        <button
+                          key={opt.value}
+                          onClick={() => setTypeFilter(opt.value)}
+                          className={`px-3 py-1.5 text-[12px] font-semibold rounded-md transition-all ${
+                            typeFilter === opt.value
+                              ? 'bg-background text-foreground shadow-sm'
+                              : 'text-muted-foreground hover:text-foreground'
+                          }`}
+                        >
+                          {t(opt.labelKey)}
+                        </button>
+                      ))}
+                    </div>
+                    <div className="relative">
+                      <Search className="absolute left-3 top-1/2 -translate-y-1/2 w-3.5 h-3.5 text-muted-foreground/60" />
+                      <input
+                        type="text"
+                        value={searchQuery}
+                        onChange={e => setSearchQuery(e.target.value)}
+                        placeholder={t('agents.searchPlaceholder')}
+                        className="pl-9 pr-4 py-2 text-[13px] bg-card border border-border/50 rounded-lg outline-none focus:border-primary/50 focus:ring-2 focus:ring-primary/10 transition-all placeholder:text-muted-foreground/40 w-56"
+                      />
+                    </div>
+                  </div>
+
+                  {filteredAgents.length > 0 ? (
+                    <div className="grid grid-cols-1 md:grid-cols-2 xl:grid-cols-3 2xl:grid-cols-4 gap-3 mb-10">
+                      {filteredAgents.map(agent => (
+                        <AgentCard
+                          key={agent.id}
+                          agent={agent}
+                          onEdit={handleEdit}
+                          onRefresh={refreshAgents}
+                          onToggle={handleToggle}
+                        />
+                      ))}
+                    </div>
+                  ) : (
+                    <div className="flex flex-col items-center justify-center py-12 text-center mb-10">
+                      <Search className="w-10 h-10 text-muted-foreground/20 mb-3" />
+                      <p className="text-sm text-muted-foreground">{t('agents.noResults')}</p>
+                    </div>
+                  )}
+                </>
+              )}
+
+              {agents.length === 0 && (
+                <div className="flex flex-col items-center justify-center py-16 text-center bg-card rounded-xl border border-border/40 shadow-sm mb-10">
+                  <Bot className="w-12 h-12 text-muted-foreground/20 mb-4" />
+                  <h3 className="text-base font-semibold text-foreground mb-2">{t('agents.noAgents')}</h3>
+                  <p className="text-sm text-muted-foreground max-w-sm mb-2">{t('agents.noAgentsDescription')}</p>
+                </div>
+              )}
+
+              {/* Templates always visible on dashboard */}
+              <AgentTemplates onInstalled={refreshAgents} existingAgentNames={existingAgentNames} />
+            </>
           )}
-        </div>
-      )}
+        </main>
+      </div>
 
-      {/* Empty state */}
-      {agents.length === 0 && (
-        <div className="flex flex-col items-center justify-center py-16 text-center mb-10">
-          <Bot className="w-16 h-16 text-muted-foreground/30 mb-4" />
-          <h3 className="text-lg font-medium text-muted-foreground mb-2">{t('agents.noAgents')}</h3>
-          <p className="text-sm text-muted-foreground max-w-sm">
-            {t('agents.noAgentsDescription')}
-          </p>
-        </div>
-      )}
-
-      {/* Templates */}
-      <AgentTemplates onInstalled={refreshAgents} existingAgentNames={existingAgentNames} />
-
-      {/* Form modal */}
+      {/* Sliding panels */}
       {showForm && (
         <AgentForm
           agent={editingAgent}
@@ -320,8 +340,6 @@ export function AgentsPageClient({
           onCancel={() => { setShowForm(false); setEditingAgent(null) }}
         />
       )}
-
-      {/* Run log modal */}
       {logAgent && (
         <AgentRunLog
           agentId={logAgent.id}
@@ -329,11 +347,9 @@ export function AgentsPageClient({
           onClose={() => setLogAgent(null)}
         />
       )}
-
-      {/* Help modal */}
       {showHelp && (
         <AgentHelp onClose={() => setShowHelp(false)} />
       )}
-    </>
+    </div>
   )
 }
diff --git a/memento-note/app/(main)/agents/page.tsx b/memento-note/app/(main)/agents/page.tsx
index 489782c..5f99b81 100644
--- a/memento-note/app/(main)/agents/page.tsx
+++ b/memento-note/app/(main)/agents/page.tsx
@@ -19,15 +19,9 @@ export default async function AgentsPage() {
   ])
 
   return (
-    <div className="flex-1 flex flex-col h-full bg-background">
-      <div className="flex-1 p-8 overflow-y-auto">
-        <div className="max-w-6xl mx-auto">
-          <AgentsPageClient
-            agents={agents}
-            notebooks={notebooks}
-          />
-        </div>
-      </div>
-    </div>
+    <AgentsPageClient
+      agents={agents}
+      notebooks={notebooks}
+    />
   )
 }
diff --git a/memento-note/app/(main)/layout.tsx b/memento-note/app/(main)/layout.tsx
index 11ce662..726ead3 100644
--- a/memento-note/app/(main)/layout.tsx
+++ b/memento-note/app/(main)/layout.tsx
@@ -5,6 +5,9 @@ import { ProvidersWrapper } from "@/components/providers-wrapper";
 import { auth } from "@/auth";
 import { detectUserLanguage } from "@/lib/i18n/detect-user-language";
 import { loadTranslations } from "@/lib/i18n/load-translations";
+import { getAISettings } from "@/app/actions/ai-settings";
+
+import { AIChat } from "@/components/ai-chat";
 
 export default async function MainLayout({
   children,
@@ -20,6 +23,12 @@ export default async function MainLayout({
   // Load initial translations server-side to prevent hydration mismatch
   const initialTranslations = await loadTranslations(initialLanguage);
 
+  // Load AI settings to conditionally render AI features
+  const aiSettings = session?.user?.id
+    ? await getAISettings(session.user.id)
+    : null;
+  const showAIAssistant = aiSettings?.paragraphRefactor !== false;
+
   return (
     <ProvidersWrapper initialLanguage={initialLanguage} initialTranslations={initialTranslations}>
       <div className="bg-background-light dark:bg-background-dark font-display text-slate-900 dark:text-white overflow-hidden h-screen flex flex-col">
@@ -27,7 +36,7 @@ export default async function MainLayout({
         <HeaderWrapper user={session?.user} />
 
         {/* Main Layout */}
-        <div className="flex flex-1 overflow-hidden">
+        <div className="flex flex-1 overflow-hidden relative">
           {/* Sidebar Navigation - Style Keep */}
           <Suspense fallback={<div className="w-64 flex-none hidden md:flex" />}>
             <Sidebar className="w-64 flex-none flex-col bg-white dark:bg-[#1e2128] border-e border-slate-200 dark:border-slate-800 overflow-y-auto hidden md:flex" user={session?.user} />
@@ -37,8 +46,12 @@ export default async function MainLayout({
           <main className="flex min-h-0 flex-1 flex-col overflow-y-auto bg-background-light dark:bg-background-dark p-4 scroll-smooth">
             {children}
           </main>
+
+          {/* AI Chat Drawer — only shown if user has Assistant IA enabled */}
+          {showAIAssistant && <AIChat />}
         </div>
       </div>
     </ProvidersWrapper>
   );
 }
+
diff --git a/memento-note/app/actions/ai-settings.ts b/memento-note/app/actions/ai-settings.ts
index 9d3665f..c8b1c8e 100644
--- a/memento-note/app/actions/ai-settings.ts
+++ b/memento-note/app/actions/ai-settings.ts
@@ -19,6 +19,8 @@ export type UserAISettingsData = {
   desktopNotifications?: boolean
   anonymousAnalytics?: boolean
   fontSize?: 'small' | 'medium' | 'large'
+  languageDetection?: boolean
+  autoLabeling?: boolean
 }
 
 /** Only fields that exist on `UserAISettings` in Prisma (excludes e.g. `theme`, which lives on `User`). */
@@ -37,6 +39,8 @@ const USER_AI_SETTINGS_PRISMA_KEYS = [
   'emailNotifications',
   'desktopNotifications',
   'anonymousAnalytics',
+  'languageDetection',
+  'autoLabeling',
 ] as const
 
 type UserAISettingsPrismaKey = (typeof USER_AI_SETTINGS_PRISMA_KEYS)[number]
@@ -144,7 +148,9 @@ const getCachedAISettings = unstable_cache(
           desktopNotifications: false,
           anonymousAnalytics: false,
           theme: 'light' as const,
-          fontSize: 'medium' as const
+          fontSize: 'medium' as const,
+          languageDetection: true,
+          autoLabeling: true,
         }
       }
 
@@ -171,7 +177,9 @@ const getCachedAISettings = unstable_cache(
         desktopNotifications: settings.desktopNotifications,
         anonymousAnalytics: settings.anonymousAnalytics,
         // theme: 'light' as const, // REMOVED: Should not be handled here or hardcoded
-        fontSize: (settings.fontSize || 'medium') as 'small' | 'medium' | 'large'
+        fontSize: (settings.fontSize || 'medium') as 'small' | 'medium' | 'large',
+        languageDetection: settings.languageDetection ?? true,
+        autoLabeling: settings.autoLabeling ?? true,
       }
     } catch (error) {
       console.error('Error getting AI settings:', error)
diff --git a/memento-note/app/actions/notes.ts b/memento-note/app/actions/notes.ts
index f4bc508..2ea9d0a 100644
--- a/memento-note/app/actions/notes.ts
+++ b/memento-note/app/actions/notes.ts
@@ -9,6 +9,8 @@ import { parseNote as parseNoteUtil, cosineSimilarity, calculateRRFK, detectQuer
 import { getSystemConfig, getConfigNumber, getConfigBoolean, SEARCH_DEFAULTS } from '@/lib/config'
 import { contextualAutoTagService } from '@/lib/ai/services/contextual-auto-tag.service'
 import { cleanupNoteImages, parseImageUrls, deleteImageFileSafely } from '@/lib/image-cleanup'
+import { getAISettings } from '@/app/actions/ai-settings'
+
 
 /**
  * Champs sélectionnés pour les listes de notes (sans embedding pour économiser ~6KB/note).
@@ -490,7 +492,8 @@ export async function createNote(data: {
       // Background task 2: Auto-labeling (only if no user labels and has notebook)
       if (!hasUserLabels && notebookId) {
         try {
-          const autoLabelingEnabled = await getConfigBoolean('AUTO_LABELING_ENABLED', true)
+          const userAISettings = await getAISettings(userId)
+          const autoLabelingEnabled = userAISettings.autoLabeling !== false
           const autoLabelingConfidence = await getConfigNumber('AUTO_LABELING_CONFIDENCE_THRESHOLD', 70)
 
           console.log('[BG] Auto-labeling check: enabled=', autoLabelingEnabled, 'confidence=', autoLabelingConfidence, 'notebookId=', notebookId)
@@ -671,7 +674,7 @@ export async function updateNote(id: string, data: {
 }
 
 // Soft-delete a note (move to trash)
-export async function deleteNote(id: string) {
+export async function deleteNote(id: string, options?: { skipRevalidation?: boolean }) {
   const session = await auth();
   if (!session?.user?.id) throw new Error('Unauthorized');
 
@@ -681,7 +684,9 @@ export async function deleteNote(id: string) {
       data: { trashedAt: new Date() }
     })
 
-    revalidatePath('/')
+    if (!options?.skipRevalidation) {
+      revalidatePath('/')
+    }
     return { success: true }
   } catch (error) {
     console.error('Error deleting note:', error)
@@ -690,7 +695,7 @@ export async function deleteNote(id: string) {
 }
 
 // Trash actions
-export async function trashNote(id: string) {
+export async function trashNote(id: string, options?: { skipRevalidation?: boolean }) {
   const session = await auth();
   if (!session?.user?.id) throw new Error('Unauthorized');
 
@@ -699,7 +704,9 @@ export async function trashNote(id: string) {
       where: { id, userId: session.user.id },
       data: { trashedAt: new Date() }
     })
-    revalidatePath('/')
+    if (!options?.skipRevalidation) {
+      revalidatePath('/')
+    }
     return { success: true }
   } catch (error) {
     console.error('Error trashing note:', error)
diff --git a/memento-note/app/api/ai/auto-labels/route.ts b/memento-note/app/api/ai/auto-labels/route.ts
index 7deba00..9a5e475 100644
--- a/memento-note/app/api/ai/auto-labels/route.ts
+++ b/memento-note/app/api/ai/auto-labels/route.ts
@@ -1,6 +1,7 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { auth } from '@/auth'
 import { autoLabelCreationService } from '@/lib/ai/services'
+import { getAISettings } from '@/app/actions/ai-settings'
 
 /**
  * POST /api/ai/auto-labels - Suggest new labels for a notebook
@@ -16,6 +17,12 @@ export async function POST(request: NextRequest) {
       )
     }
 
+    // Respect user's autoLabeling toggle
+    const userSettings = await getAISettings(session.user.id)
+    if (userSettings.autoLabeling === false) {
+      return NextResponse.json({ success: true, data: null, message: 'Auto-labeling disabled by user' })
+    }
+
     const body = await request.json()
     const { notebookId, language = 'en' } = body
 
diff --git a/memento-note/app/api/ai/config/route.ts b/memento-note/app/api/ai/config/route.ts
index c696298..4d7b4e7 100644
--- a/memento-note/app/api/ai/config/route.ts
+++ b/memento-note/app/api/ai/config/route.ts
@@ -10,6 +10,8 @@ export async function GET(request: NextRequest) {
       AI_MODEL_TAGS: config.AI_MODEL_TAGS || 'not set',
       AI_PROVIDER_EMBEDDING: config.AI_PROVIDER_EMBEDDING || 'not set',
       AI_MODEL_EMBEDDING: config.AI_MODEL_EMBEDDING || 'not set',
+      AI_PROVIDER_CHAT: config.AI_PROVIDER_CHAT || 'not set',
+      AI_MODEL_CHAT: config.AI_MODEL_CHAT || 'not set',
       OPENAI_API_KEY: config.OPENAI_API_KEY ? '***configured***' : '',
       CUSTOM_OPENAI_API_KEY: config.CUSTOM_OPENAI_API_KEY ? '***configured***' : '',
       CUSTOM_OPENAI_BASE_URL: config.CUSTOM_OPENAI_BASE_URL || '',
diff --git a/memento-note/app/api/ai/reformulate/route.ts b/memento-note/app/api/ai/reformulate/route.ts
index 39c03af..e5e3c84 100644
--- a/memento-note/app/api/ai/reformulate/route.ts
+++ b/memento-note/app/api/ai/reformulate/route.ts
@@ -1,6 +1,7 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { auth } from '@/auth'
 import { paragraphRefactorService } from '@/lib/ai/services/paragraph-refactor.service'
+import { getAISettings } from '@/app/actions/ai-settings'
 
 export async function POST(request: NextRequest) {
   try {
@@ -10,6 +11,12 @@ export async function POST(request: NextRequest) {
       return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
     }
 
+    // Respect user's paragraphRefactor toggle (Assistant IA)
+    const userSettings = await getAISettings(session.user.id)
+    if (userSettings.paragraphRefactor === false) {
+      return NextResponse.json({ error: 'Feature disabled' }, { status: 403 })
+    }
+
     const { text, option } = await request.json()
 
     // Validation
diff --git a/memento-note/app/api/ai/tags/route.ts b/memento-note/app/api/ai/tags/route.ts
index 1f681f7..217feb8 100644
--- a/memento-note/app/api/ai/tags/route.ts
+++ b/memento-note/app/api/ai/tags/route.ts
@@ -5,6 +5,8 @@ import { getTagsProvider } from '@/lib/ai/factory';
 import { getSystemConfig } from '@/lib/config';
 import { z } from 'zod';
 
+import { getAISettings } from '@/app/actions/ai-settings';
+
 const requestSchema = z.object({
   content: z.string().min(1, "Le contenu ne peut pas être vide"),
   notebookId: z.string().optional(),
@@ -18,6 +20,11 @@ export async function POST(req: NextRequest) {
       return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
     }
 
+    const userSettings = await getAISettings(session.user.id);
+    if (userSettings.autoLabeling === false) {
+      return NextResponse.json({ tags: [] });
+    }
+
     const body = await req.json();
     const { content, notebookId, language } = requestSchema.parse(body);
 
diff --git a/memento-note/app/api/ai/test-chat/route.ts b/memento-note/app/api/ai/test-chat/route.ts
new file mode 100644
index 0000000..196b2ec
--- /dev/null
+++ b/memento-note/app/api/ai/test-chat/route.ts
@@ -0,0 +1,46 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { getChatProvider } from '@/lib/ai/factory'
+import { getSystemConfig } from '@/lib/config'
+
+export async function POST(request: NextRequest) {
+  try {
+    const config = await getSystemConfig()
+    const provider = getChatProvider(config)
+
+    const testMessage = 'Réponds en exactement 3 mots : quel est ton nom ?'
+
+    const startTime = Date.now()
+    const response = await provider.generateText(testMessage)
+    const endTime = Date.now()
+
+    if (!response || response.trim().length === 0) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: 'No response from chat provider',
+          model: config.AI_MODEL_CHAT || 'granite4:latest',
+        },
+        { status: 500 }
+      )
+    }
+
+    return NextResponse.json({
+      success: true,
+      model: config.AI_MODEL_CHAT || 'granite4:latest',
+      chatResponse: response.trim(),
+      responseTime: endTime - startTime,
+    })
+  } catch (error: any) {
+    const config = await getSystemConfig()
+
+    return NextResponse.json(
+      {
+        success: false,
+        error: error.message || 'Unknown error',
+        model: config.AI_MODEL_CHAT || 'granite4:latest',
+        stack: process.env.NODE_ENV === 'development' ? error.stack : undefined,
+      },
+      { status: 500 }
+    )
+  }
+}
diff --git a/memento-note/app/api/ai/title-suggestions/route.ts b/memento-note/app/api/ai/title-suggestions/route.ts
index 901566e..13b7a73 100644
--- a/memento-note/app/api/ai/title-suggestions/route.ts
+++ b/memento-note/app/api/ai/title-suggestions/route.ts
@@ -1,6 +1,8 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { getTagsProvider } from '@/lib/ai/factory'
 import { getSystemConfig } from '@/lib/config'
+import { auth } from '@/auth'
+import { getAISettings } from '@/app/actions/ai-settings'
 import { z } from 'zod'
 
 const requestSchema = z.object({
@@ -9,6 +11,16 @@ const requestSchema = z.object({
 
 export async function POST(req: NextRequest) {
   try {
+    // Check authentication and user setting
+    const session = await auth()
+    if (session?.user?.id) {
+      const settings = await getAISettings(session.user.id)
+      if (settings.titleSuggestions === false) {
+        return NextResponse.json({ suggestions: [] })
+      }
+    }
+
+
     const body = await req.json()
     const { content } = requestSchema.parse(body)
 
diff --git a/memento-note/app/api/ai/web-search-available/route.ts b/memento-note/app/api/ai/web-search-available/route.ts
new file mode 100644
index 0000000..52d0a8e
--- /dev/null
+++ b/memento-note/app/api/ai/web-search-available/route.ts
@@ -0,0 +1,17 @@
+import { NextResponse } from 'next/server'
+import { getSystemConfig } from '@/lib/config'
+
+export async function GET() {
+  try {
+    const config = await getSystemConfig()
+    const available = !!(
+      config.WEB_SEARCH_PROVIDER ||
+      config.BRAVE_SEARCH_API_KEY ||
+      config.SEARXNG_URL ||
+      config.JINA_API_KEY
+    )
+    return NextResponse.json({ available })
+  } catch {
+    return NextResponse.json({ available: false })
+  }
+}
diff --git a/memento-note/app/api/chat/history/route.ts b/memento-note/app/api/chat/history/route.ts
new file mode 100644
index 0000000..51c8e97
--- /dev/null
+++ b/memento-note/app/api/chat/history/route.ts
@@ -0,0 +1,28 @@
+import { NextResponse } from 'next/server'
+import { auth } from '@/auth'
+import prisma from '@/lib/prisma'
+
+export async function GET(req: Request) {
+  try {
+    const session = await auth()
+    if (!session?.user?.id) {
+      return new NextResponse('Unauthorized', { status: 401 })
+    }
+
+    const conversations = await prisma.conversation.findMany({
+      where: { userId: session.user.id },
+      orderBy: { updatedAt: 'desc' },
+      take: 5,
+      include: {
+        messages: {
+          orderBy: { createdAt: 'asc' }
+        }
+      }
+    })
+
+    return NextResponse.json(conversations)
+  } catch (error) {
+    console.error('Error fetching chat history:', error)
+    return new NextResponse('Internal Server Error', { status: 500 })
+  }
+}
diff --git a/memento-note/app/api/chat/insights/route.ts b/memento-note/app/api/chat/insights/route.ts
new file mode 100644
index 0000000..be3f34c
--- /dev/null
+++ b/memento-note/app/api/chat/insights/route.ts
@@ -0,0 +1,44 @@
+import { NextResponse } from 'next/server'
+import { auth } from '@/auth'
+import { prisma } from '@/lib/prisma'
+import { generateText } from 'ai'
+import { getChatProvider } from '@/lib/ai/factory'
+import { getSystemConfig } from '@/lib/config'
+
+export async function GET(req: Request) {
+  try {
+    const session = await auth()
+    if (!session?.user?.id) {
+      return new NextResponse('Unauthorized', { status: 401 })
+    }
+
+    // Fetch the 5 most recently updated notes
+    const notes = await prisma.note.findMany({
+      where: { userId: session.user.id },
+      orderBy: { updatedAt: 'desc' },
+      take: 5,
+      select: { title: true, content: true }
+    })
+
+    if (notes.length === 0) {
+      return NextResponse.json({ insight: "Vous n'avez pas encore de notes pour générer des insights." })
+    }
+
+    const context = notes.map((n, i) => `Note ${i + 1}:\nTitre: ${n.title || 'Sans titre'}\nContenu: ${n.content}`).join('\n\n')
+    const config = await getSystemConfig()
+    const provider = getChatProvider(config)
+    const model = provider.getModel()
+
+    const result = await generateText({
+      model,
+      system: `Tu es un assistant IA d'analyse. Ton but est de lire les 5 dernières notes de l'utilisateur et d'en dégager un résumé synthétique ou 3 insights (idées clés/tendances). 
+               Sois concis, direct, et réponds en markdown. Le ton doit être professionnel.`,
+      prompt: `Voici les 5 dernières notes de l'utilisateur:\n\n${context}`
+    })
+
+    return NextResponse.json({ insight: result.text })
+  } catch (error) {
+    console.error('Error generating insights:', error)
+    return new NextResponse('Internal Server Error', { status: 500 })
+  }
+}
diff --git a/memento-note/app/api/chat/route.ts b/memento-note/app/api/chat/route.ts
index 7bd50c9..432fa45 100644
--- a/memento-note/app/api/chat/route.ts
+++ b/memento-note/app/api/chat/route.ts
@@ -47,12 +47,13 @@ export async function POST(req: Request) {
 
   // 2. Parse request body — messages arrive as UIMessage[] from DefaultChatTransport
   const body = await req.json()
-  const { messages: rawMessages, conversationId, notebookId, language, webSearch } = body as {
+  const { messages: rawMessages, conversationId, notebookId, language, webSearch, noteContext } = body as {
     messages: UIMessage[]
     conversationId?: string
     notebookId?: string
     language?: string
     webSearch?: boolean
+    noteContext?: { title: string; content: string; tone: string }
   }
 
   // Convert UIMessages to CoreMessages for streamText
@@ -146,7 +147,16 @@ export async function POST(req: Request) {
 - Natural tone, neither corporate nor too casual.
 - No unnecessary intro phrases ("Here's what I found", "Based on your notes"). Answer directly.
 - No upsell questions at the end ("Would you like me to...", "Do you want..."). If you have useful additional info, just give it.
-- If the user says "Momento" they mean Memento (this app).
+- If the user says "Momento" they mean Momento (this app).
+
+## About Momento
+Momento is an intelligent note-taking application. Key features include:
+- **Notes & Editor**: Create rich Markdown notes with an integrated AI Copilot to rewrite, summarize, or translate content.
+- **Organization**: Group notes into Notebooks and tag them with Labels.
+- **Search**: Advanced semantic search to find notes by meaning, not just keywords, and Web Search integration.
+- **Agents**: Create specialized AI Agents with custom system prompts for specific recurring tasks.
+- **Lab**: Experimental AI tools for data analysis and deeper insights.
+If the user asks how to use this tool, explain these features simply and helpfully.
 
 ## Available tools
 You have access to these tools for deeper research:
@@ -174,7 +184,16 @@ You have access to these tools for deeper research:
 - Ton naturel, ni corporate ni trop familier.
 - Pas de phrase d'intro inutile ("Voici ce que j'ai trouvé", "Basé sur vos notes"). Réponds directement.
 - Pas de question upsell à la fin ("Souhaitez-vous que je...", "Acceptez-vous que..."). Si tu as une info complémentaire utile, donne-la.
-- Si l'utilisateur dit "Momento" il parle de Memento (cette application).
+- Si l'utilisateur dit "Momento" il parle de Momento (cette application).
+
+## À propos de Momento
+Momento est une application de prise de notes intelligente. Ses fonctionnalités principales :
+- **Éditeur de notes** : Prise de notes en Markdown riche avec un Copilot IA intégré pour réécrire, résumer ou traduire du texte.
+- **Organisation** : Regroupement des notes dans des Carnets (Notebooks) et utilisation d'Étiquettes (Labels).
+- **Recherche** : Recherche sémantique avancée pour trouver des notes par le sens, et recherche Web intégrée.
+- **Agents** : Création d'Agents IA spécialisés avec des instructions personnalisées pour des tâches récurrentes.
+- **Lab** : Outils IA expérimentaux pour l'analyse de données et les insights.
+Si l'utilisateur demande comment utiliser cet outil, explique ces fonctionnalités simplement et avec bienveillance.
 
 ## Outils disponibles
 Tu as accès à ces outils pour des recherches approfondies :
@@ -301,7 +320,21 @@ Tu as accès à ces outils pour des recherches approfondies :
     ? prompts.contextWithNotes
     : prompts.contextNoNotes
 
+  let copilotContext = ''
+  if (noteContext) {
+     copilotContext = `\n\n## Current Note Context
+You are currently helping the user edit a specific note. Here is the current content of the note:
+Title: ${noteContext.title || 'Untitled'}
+
+Content:
+${noteContext.content || '(empty)'}
+
+The user wants you to write in a **${noteContext.tone || 'professional'}** tone. 
+Keep your suggestions tailored to this note and tone. You can suggest rewrites, answer questions about the note, or draft new sections.`
+  }
+
   const systemPrompt = `${prompts.system}
+${copilotContext}
 
 ${contextBlock}
 
diff --git a/memento-note/app/globals.css b/memento-note/app/globals.css
index 719c61f..29b7dfb 100644
--- a/memento-note/app/globals.css
+++ b/memento-note/app/globals.css
@@ -16,6 +16,12 @@
   --color-primary: #64748b;
   --color-background-light: #f7f7f8;
   --color-background-dark: #1a1d23;
+
+  /* Stitch Design Tokens */
+  --font-sans: var(--font-inter);
+  --font-heading: var(--font-manrope);
+  --shadow-level-1: 0px 4px 20px rgba(15, 23, 42, 0.05);
+  --shadow-level-2: 0px 10px 30px rgba(15, 23, 42, 0.08);
 }
 
 /* Custom scrollbar for better aesthetics */
@@ -98,25 +104,25 @@
 }
 
 :root {
-  --radius: 0.625rem;
-  --background: oklch(0.985 0.003 230);      /* Blanc grisâtre */
+  --radius: 0.5rem;
+  --background: #f8fafc;      /* Sub-surface off-white */
   --foreground: oklch(0.2 0.02 230);          /* Gris-bleu foncé */
   --card: oklch(1 0 0);                         /* Blanc pur */
   --card-foreground: oklch(0.2 0.02 230);
   --popover: oklch(1 0 0);
   --popover-foreground: oklch(0.2 0.02 230);
-  --primary: oklch(0.45 0.08 230);             /* Gris-bleu doux */
-  --primary-foreground: oklch(0.99 0 0);       /* Blanc */
-  --secondary: oklch(0.94 0.005 230);          /* Gris-bleu très pâle */
-  --secondary-foreground: oklch(0.2 0.02 230);
-  --muted: oklch(0.92 0.005 230);
-  --muted-foreground: oklch(0.6 0.01 230);
-  --accent: oklch(0.94 0.005 230);
-  --accent-foreground: oklch(0.2 0.02 230);
+  --primary: #0284c7;             /* Sky Blue */
+  --primary-foreground: #ffffff;       /* Blanc */
+  --secondary: #e2e8f0;          /* Gris-bleu très pâle */
+  --secondary-foreground: #1e293b;
+  --muted: #f1f5f9;
+  --muted-foreground: #64748b;
+  --accent: #f8fafc;
+  --accent-foreground: #0284c7;
   --destructive: oklch(0.6 0.18 25);           /* Rouge */
-  --border: oklch(0.9 0.008 230);              /* Gris-bleu très clair */
-  --input: oklch(0.98 0.003 230);
-  --ring: oklch(0.7 0.005 230);
+  --border: #e2e8f0;              /* Gris-bleu très clair */
+  --input: #ffffff;
+  --ring: #0284c7;
   --chart-1: oklch(0.646 0.222 41.116);
   --chart-2: oklch(0.6 0.118 184.704);
   --chart-3: oklch(0.398 0.07 227.392);
diff --git a/memento-note/app/layout.tsx b/memento-note/app/layout.tsx
index be06edf..dec534f 100644
--- a/memento-note/app/layout.tsx
+++ b/memento-note/app/layout.tsx
@@ -1,5 +1,4 @@
 import type { Metadata, Viewport } from "next";
-import { Inter } from "next/font/google";
 import "./globals.css";
 import { Toaster } from "@/components/ui/toast";
 import { SessionProviderWrapper } from "@/components/session-provider-wrapper";
@@ -9,9 +8,18 @@ import { ThemeInitializer } from "@/components/theme-initializer";
 import { DirectionInitializer } from "@/components/direction-initializer";
 import { ErrorReporter } from "@/components/error-reporter";
 import { auth } from "@/auth";
+import Script from "next/script";
+
+import { Inter, Manrope } from "next/font/google";
 
 const inter = Inter({
   subsets: ["latin"],
+  variable: "--font-inter",
+});
+
+const manrope = Manrope({
+  subsets: ["latin"],
+  variable: "--font-manrope",
 });
 
 export const metadata: Metadata = {
@@ -71,10 +79,13 @@ export default async function RootLayout({
 
   return (
     <html suppressHydrationWarning className={getHtmlClass(userSettings.theme)}>
-      <head>
-        <script dangerouslySetInnerHTML={{ __html: `if('serviceWorker' in navigator){navigator.serviceWorker.getRegistrations().then(function(rs){rs.forEach(function(r){r.unregister()})})}` }} />
-      </head>
-      <body className={inter.className}>
+      <head />
+      <body className={`${inter.className} ${inter.variable} ${manrope.variable}`}>
+        <Script
+          id="sw-cleanup"
+          strategy="afterInteractive"
+          dangerouslySetInnerHTML={{ __html: `if('serviceWorker' in navigator){navigator.serviceWorker.getRegistrations().then(function(rs){rs.forEach(function(r){r.unregister()})})}` }}
+        />
         <SessionProviderWrapper>
           <ErrorReporter />
           <DirectionInitializer />
diff --git a/memento-note/components/admin-header.tsx b/memento-note/components/admin-header.tsx
index bf385c1..15ce8c4 100644
--- a/memento-note/components/admin-header.tsx
+++ b/memento-note/components/admin-header.tsx
@@ -1,7 +1,8 @@
 'use client'
 
 import { signOut, useSession } from 'next-auth/react'
-import { Shield, Search, Settings, LogOut, User, StickyNote, MessageSquare, FlaskConical, Bot } from 'lucide-react'
+import { Shield, Search, Settings, LogOut, User, StickyNote, FlaskConical, Bot } from 'lucide-react'
+
 import {
   DropdownMenu,
   DropdownMenuContent,
@@ -51,10 +52,10 @@ export function AdminHeader() {
             </div>
             <input
               className="form-input flex w-full min-w-0 flex-1 resize-none overflow-hidden bg-transparent border-none text-slate-900 dark:text-white placeholder:text-slate-400 dark:placeholder:text-slate-500 px-3 text-sm focus:ring-0 focus:outline-none"
-              placeholder={t('search.placeholder') || 'Rechercher…'}
+              placeholder={t('search.placeholder') }
               type="text"
               disabled
-              aria-label="Recherche désactivée en mode admin"
+              aria-label={t('search.disabledAdmin')}
             />
           </div>
         </label>
@@ -64,13 +65,6 @@ export function AdminHeader() {
       <div className="flex flex-1 justify-end gap-2 items-center">
         {/* Nav pills — toutes en <a> pour éviter la RSC race condition */}
         <div className="hidden md:flex items-center gap-1 bg-slate-100 dark:bg-slate-800/60 rounded-full px-1.5 py-1">
-          <a
-            href="/chat"
-            className="flex items-center justify-center gap-1.5 px-3 py-1.5 rounded-full text-xs font-medium text-muted-foreground hover:text-foreground transition-colors"
-          >
-            <MessageSquare className="h-3.5 w-3.5" />
-            <span>{t('nav.chat') || 'AI Chat'}</span>
-          </a>
           <a
             href="/agents"
             className="flex items-center justify-center gap-1.5 px-3 py-1.5 rounded-full text-xs font-medium text-muted-foreground hover:text-foreground transition-colors"
@@ -87,6 +81,7 @@ export function AdminHeader() {
           </a>
         </div>
 
+
         {/* Notifications */}
         <NotificationPanel />
 
@@ -94,7 +89,7 @@ export function AdminHeader() {
         <a
           href="/settings"
           className="flex items-center justify-center size-10 rounded-full hover:bg-slate-100 dark:hover:bg-slate-800 text-slate-600 dark:text-slate-300 transition-colors"
-          aria-label="Paramètres"
+          aria-label={t('settings.title')}
         >
           <Settings className="w-5 h-5" />
         </a>
@@ -122,7 +117,7 @@ export function AdminHeader() {
             <DropdownMenuItem asChild className="cursor-pointer">
               <a href="/settings/profile">
                 <User className="mr-2 h-4 w-4" />
-                <span>{t('settings.profile') || 'Profile'}</span>
+                <span>{t('settings.profile') }</span>
               </a>
             </DropdownMenuItem>
             <DropdownMenuSeparator />
@@ -131,7 +126,7 @@ export function AdminHeader() {
               className="cursor-pointer text-red-600 focus:text-red-600"
             >
               <LogOut className="mr-2 h-4 w-4" />
-              <span>{t('auth.signOut') || 'Se déconnecter'}</span>
+              <span>{t('auth.signOut') }</span>
             </DropdownMenuItem>
           </DropdownMenuContent>
         </DropdownMenu>
diff --git a/memento-note/components/admin-sidebar.tsx b/memento-note/components/admin-sidebar.tsx
index 281a647..da299e4 100644
--- a/memento-note/components/admin-sidebar.tsx
+++ b/memento-note/components/admin-sidebar.tsx
@@ -51,7 +51,7 @@ export function AdminSidebar({ className }: AdminSidebarProps) {
     >
       <nav className="space-y-1">
         {navItems.map((item) => {
-          const isActive = pathname === item.href || (item.href !== '/admin' && pathname?.startsWith(item.href))
+          const isActive = pathname === item.href || (item.href !== '/admin' && pathname?.startsWith(item.href + '/'))
 
           return (
             // <a> instead of <Link>: avoids Next.js RSC navigation transitions
diff --git a/memento-note/components/agents/agent-card.tsx b/memento-note/components/agents/agent-card.tsx
index d851325..3d75d24 100644
--- a/memento-note/components/agents/agent-card.tsx
+++ b/memento-note/components/agents/agent-card.tsx
@@ -2,7 +2,7 @@
 
 /**
  * Agent Card Component
- * Displays a single agent with status, actions, and metadata.
+ * Compact card matching the reference design — with a "Next Run / Status" footer.
  */
 
 import { useState, useEffect } from 'react'
@@ -13,8 +13,6 @@ import {
   Play,
   Trash2,
   Loader2,
-  ToggleLeft,
-  ToggleRight,
   Globe,
   Search,
   Eye,
@@ -22,6 +20,7 @@ import {
   CheckCircle2,
   XCircle,
   Clock,
+  Pencil,
 } from 'lucide-react'
 import { toast } from 'sonner'
 import { useLanguage } from '@/lib/i18n'
@@ -52,11 +51,11 @@ interface AgentCardProps {
 
 // --- Config ---
 
-const typeConfig: Record<string, { icon: typeof Globe; color: string; bgColor: string }> = {
-  scraper: { icon: Globe, color: 'text-blue-600 dark:text-blue-400', bgColor: 'bg-blue-50 dark:bg-blue-950 border-blue-200 dark:border-blue-800' },
-  researcher: { icon: Search, color: 'text-purple-600 dark:text-purple-400', bgColor: 'bg-purple-50 dark:bg-purple-950 border-purple-200 dark:border-purple-800' },
-  monitor: { icon: Eye, color: 'text-amber-600 dark:text-amber-400', bgColor: 'bg-amber-50 dark:bg-amber-950 border-amber-200 dark:border-amber-800' },
-  custom: { icon: Settings, color: 'text-green-600 dark:text-green-400', bgColor: 'bg-green-50 dark:bg-green-950 border-green-200 dark:border-green-800' },
+const typeConfig: Record<string, { icon: typeof Globe; color: string; bgColor: string; label: string }> = {
+  scraper:    { icon: Globe,     color: 'text-blue-600 dark:text-blue-400',   bgColor: 'bg-blue-50 dark:bg-blue-950',   label: 'Veilleur' },
+  researcher: { icon: Search,    color: 'text-violet-600 dark:text-violet-400', bgColor: 'bg-violet-50 dark:bg-violet-950', label: 'Chercheur' },
+  monitor:    { icon: Eye,       color: 'text-amber-600 dark:text-amber-400', bgColor: 'bg-amber-50 dark:bg-amber-950', label: 'Surveillant' },
+  custom:     { icon: Settings,  color: 'text-emerald-600 dark:text-emerald-400', bgColor: 'bg-emerald-50 dark:bg-emerald-950', label: 'Personnalisé' },
 }
 
 const frequencyKeys: Record<string, string> = {
@@ -67,13 +66,6 @@ const frequencyKeys: Record<string, string> = {
   monthly: 'agents.frequencies.monthly',
 }
 
-const statusKeys: Record<string, string> = {
-  success: 'agents.status.success',
-  failure: 'agents.status.failure',
-  running: 'agents.status.running',
-  pending: 'agents.status.pending',
-}
-
 // --- Component ---
 
 export function AgentCard({ agent, onEdit, onRefresh, onToggle }: AgentCardProps) {
@@ -83,14 +75,13 @@ export function AgentCard({ agent, onEdit, onRefresh, onToggle }: AgentCardProps
   const [isToggling, setIsToggling] = useState(false)
   const [mounted, setMounted] = useState(false)
 
-  // Prevent hydration mismatch for date formatting
   useEffect(() => { setMounted(true) }, [])
 
   const config = typeConfig[agent.type || 'scraper'] || typeConfig.custom
   const Icon = config.icon
   const lastAction = agent.actions[0]
   const dateLocale = language === 'fr' ? fr : enUS
-  const isNew = new Date(agent.createdAt).getTime() === new Date(agent.updatedAt).getTime()
+  const isNew = Date.now() - new Date(agent.createdAt).getTime() < 5 * 60 * 1000
 
   const handleRun = async () => {
     setIsRunning(true)
@@ -141,114 +132,151 @@ export function AgentCard({ agent, onEdit, onRefresh, onToggle }: AgentCardProps
     }
   }
 
+  // Derive "Next Run" label
+  const nextRunLabel = (() => {
+    if (!agent.isEnabled) return '—'
+    if (agent.frequency === 'manual') return t('agents.frequencies.manual')
+    if (agent.nextRun && new Date(agent.nextRun) > new Date()) {
+      if (!mounted) return '...'
+      return formatDistanceToNow(new Date(agent.nextRun), { addSuffix: true, locale: dateLocale })
+    }
+    return t(frequencyKeys[agent.frequency] || 'agents.frequencies.manual')
+  })()
+
   return (
     <div className={`
-      bg-card rounded-xl border-2 transition-all overflow-hidden
-      ${agent.isEnabled ? 'border-border hover:border-primary/30 hover:shadow-md' : 'border-border/50 opacity-60'}
+      font-display group flex flex-col bg-card rounded-lg border transition-all duration-200
+      ${agent.isEnabled
+        ? 'border-border/40 hover:border-primary/30 hover:shadow-[0_2px_12px_rgba(0,91,193,0.08)]'
+        : 'border-border/30 opacity-60'
+      }
     `}>
-      <div className={`h-1 ${agent.isEnabled ? 'bg-primary' : 'bg-muted'}`} />
+      {/* Card body */}
+      <div className="p-4 flex flex-col gap-3 flex-1">
 
-      <div className="p-4">
-        <div className="flex items-start justify-between mb-3">
-          <div className="flex items-center gap-3 min-w-0 flex-1">
-            <div className={`p-2 rounded-lg border ${config.bgColor}`}>
-              <Icon className={`w-4 h-4 ${config.color}`} />
+        {/* Header row: icon + name/type + toggle */}
+        <div className="flex items-start justify-between gap-3">
+          <div className="flex items-center gap-3 min-w-0">
+            <div className={`w-10 h-10 rounded-lg flex items-center justify-center flex-shrink-0 ${config.bgColor}`}>
+              <Icon className={`w-5 h-5 ${config.color}`} />
             </div>
             <div className="min-w-0">
-              <div className="flex items-center gap-2">
-                <h3 className="font-semibold text-card-foreground truncate">{agent.name}</h3>
+              <div className="flex items-center gap-1.5">
+                <h3 className="font-semibold text-sm text-card-foreground truncate leading-tight">{agent.name}</h3>
                 {mounted && isNew && (
-                  <span className="flex-shrink-0 px-1.5 py-0.5 text-[10px] font-bold uppercase tracking-wider bg-emerald-100 dark:bg-emerald-900 text-emerald-700 dark:text-emerald-300 rounded">
+                  <span className="flex-shrink-0 px-1.5 py-0.5 text-[9px] font-bold uppercase tracking-wider bg-emerald-100 dark:bg-emerald-900 text-emerald-700 dark:text-emerald-300 rounded">
                     {t('agents.newBadge')}
                   </span>
                 )}
               </div>
-              <span className={`text-xs font-medium ${config.color}`}>
+              <span className={`text-[11px] font-bold uppercase tracking-wider ${config.color}`}>
                 {t(`agents.types.${agent.type || 'custom'}`)}
               </span>
             </div>
           </div>
-          <button onClick={handleToggle} disabled={isToggling} className="flex-shrink-0 ml-2 disabled:opacity-50 disabled:cursor-not-allowed">
-            {agent.isEnabled ? (
-              <ToggleRight className="w-6 h-6 text-primary" />
-            ) : (
-              <ToggleLeft className="w-6 h-6 text-muted-foreground/40" />
-            )}
+
+          {/* Toggle */}
+          <button
+            onClick={handleToggle}
+            disabled={isToggling}
+            className="flex-shrink-0 disabled:opacity-50"
+            title={agent.isEnabled ? 'Désactiver' : 'Activer'}
+          >
+            <div className={`relative inline-flex h-5 w-9 items-center rounded-full transition-colors ${
+              agent.isEnabled ? 'bg-primary' : 'bg-muted-foreground/30'
+            }`}>
+              <span className={`inline-block h-4 w-4 transform rounded-full bg-white shadow-sm transition-transform ${
+                agent.isEnabled ? 'translate-x-4.5' : 'translate-x-0.5'
+              }`} />
+            </div>
           </button>
         </div>
 
+        {/* Description */}
         {agent.description && (
-          <p className="text-xs text-muted-foreground mb-3 line-clamp-2">{agent.description}</p>
+          <p className="text-xs text-muted-foreground line-clamp-2 leading-relaxed">{agent.description}</p>
         )}
 
-        <div className="flex items-center gap-3 text-xs text-muted-foreground mb-3">
+        {/* Meta: frequency + executions */}
+        <div className="flex items-center gap-3 text-xs text-muted-foreground">
           <span className="flex items-center gap-1">
             <Clock className="w-3 h-3" />
             {t(frequencyKeys[agent.frequency] || 'agents.frequencies.manual')}
           </span>
-          {agent.notebook && (
-            <span className="flex items-center gap-1">
-              {(() => {
-                const Icon = getNotebookIcon(agent.notebook.icon)
-                return <Icon className="w-3 h-3" />
-              })()} {agent.notebook.name}
-            </span>
-          )}
+          <span>·</span>
           <span>{t('agents.metadata.executions', { count: agent._count.actions })}</span>
+          {agent.notebook && (
+            <>
+              <span>·</span>
+              <span className="flex items-center gap-1">
+                {(() => {
+                  const NbIcon = getNotebookIcon(agent.notebook!.icon)
+                  return <NbIcon className="w-3 h-3" />
+                })()}
+                {agent.notebook.name}
+              </span>
+            </>
+          )}
         </div>
+      </div>
 
-        {agent.frequency !== 'manual' && agent.nextRun && new Date(agent.nextRun) > new Date() && (
-          <div className="flex items-center gap-1.5 text-xs text-muted-foreground mb-3">
-            <Clock className="w-3 h-3" />
-            {t('agents.schedule.nextRun')}{' '}
-            {mounted
-              ? formatDistanceToNow(new Date(agent.nextRun), { addSuffix: true, locale: dateLocale })
-              : new Date(agent.nextRun).toISOString().split('T')[0]}
-          </div>
-        )}
-
-        {lastAction && (
-          <div className={`
-            flex items-center gap-1.5 text-xs px-2 py-1 rounded-md mb-3
-            ${lastAction.status === 'success' ? 'bg-green-50 dark:bg-green-950 text-green-600 dark:text-green-400' : ''}
-            ${lastAction.status === 'failure' ? 'bg-red-50 dark:bg-red-950 text-red-600 dark:text-red-400' : ''}
-            ${lastAction.status === 'running' ? 'bg-blue-50 dark:bg-blue-950 text-blue-600 dark:text-blue-400' : ''}
-          `}>
-            {lastAction.status === 'success' && <CheckCircle2 className="w-3 h-3" />}
-            {lastAction.status === 'failure' && <XCircle className="w-3 h-3" />}
-            {lastAction.status === 'running' && <Loader2 className="w-3 h-3 animate-spin" />}
-            {t(statusKeys[lastAction.status] || lastAction.status)}
-            {' - '}
-            {mounted
-              ? formatDistanceToNow(new Date(lastAction.createdAt), { addSuffix: true, locale: dateLocale })
-              : new Date(lastAction.createdAt).toISOString().split('T')[0]}
-          </div>
-        )}
-
-        <div className="flex items-center gap-2">
-          <button
-            onClick={() => onEdit(agent.id)}
-            className="flex-1 px-3 py-1.5 text-xs font-medium text-primary bg-primary/5 rounded-lg hover:bg-primary/10 transition-colors"
-          >
-            {t('agents.actions.edit')}
-          </button>
-          <button
-            onClick={handleRun}
-            disabled={isRunning || !agent.isEnabled}
-            className="p-1.5 text-green-600 dark:text-green-400 bg-green-50 dark:bg-green-950 rounded-lg hover:bg-green-100 dark:hover:bg-green-900 transition-colors disabled:opacity-50 disabled:cursor-not-allowed"
-            title={t('agents.actions.run')}
-          >
-            {isRunning ? <Loader2 className="w-4 h-4 animate-spin" /> : <Play className="w-4 h-4" />}
-          </button>
-          <button
-            onClick={handleDelete}
-            disabled={isDeleting}
-            className="p-1.5 text-red-500 dark:text-red-400 bg-red-50 dark:bg-red-950 rounded-lg hover:bg-red-100 dark:hover:bg-red-900 transition-colors disabled:opacity-50"
-            title={t('agents.actions.delete')}
-          >
-            {isDeleting ? <Loader2 className="w-4 h-4 animate-spin" /> : <Trash2 className="w-4 h-4" />}
-          </button>
+      {/* Footer: Next Run + Last Status */}
+      <div className="border-t border-border/30 grid grid-cols-2 divide-x divide-border/30">
+        <div className="px-4 py-2.5">
+          <p className="text-[10px] text-muted-foreground font-medium mb-0.5">Prochaine exéc.</p>
+          <p className="text-xs font-semibold text-foreground flex items-center gap-1">
+            <Clock className="w-3 h-3 text-muted-foreground/60" />
+            {nextRunLabel}
+          </p>
         </div>
+        <div className="px-4 py-2.5">
+          <p className="text-[10px] text-muted-foreground font-medium mb-0.5">Dernier statut</p>
+          {lastAction ? (
+            <span className={`inline-flex items-center gap-1.5 text-xs font-semibold ${
+              lastAction.status === 'success' ? 'text-emerald-600 dark:text-emerald-400' :
+              lastAction.status === 'failure' ? 'text-red-600 dark:text-red-400' :
+              lastAction.status === 'running' ? 'text-primary' :
+              'text-muted-foreground'
+            }`}>
+              {lastAction.status === 'success' && <CheckCircle2 className="w-3 h-3" />}
+              {lastAction.status === 'failure' && <XCircle className="w-3 h-3" />}
+              {lastAction.status === 'running' && <Loader2 className="w-3 h-3 animate-spin" />}
+              {lastAction.status === 'success' && 'Réussi'}
+              {lastAction.status === 'failure' && 'Échec'}
+              {lastAction.status === 'running' && 'En cours'}
+              {lastAction.status === 'pending' && 'En attente'}
+            </span>
+          ) : (
+            <span className="text-xs text-muted-foreground">—</span>
+          )}
+        </div>
+      </div>
+
+      {/* Actions row */}
+      <div className="border-t border-border/30 flex items-center px-4 py-2 gap-2">
+        <button
+          onClick={() => onEdit(agent.id)}
+          className="flex-1 flex items-center justify-center gap-1.5 px-3 py-1.5 text-xs font-medium text-muted-foreground bg-muted/40 hover:bg-muted/80 rounded-md transition-colors"
+        >
+          <Pencil className="w-3 h-3" />
+          {t('agents.actions.edit')}
+        </button>
+        <button
+          onClick={handleRun}
+          disabled={isRunning || !agent.isEnabled}
+          className="p-1.5 text-primary bg-primary/10 rounded-md hover:bg-primary/20 transition-colors disabled:opacity-40 disabled:cursor-not-allowed"
+          title={t('agents.actions.run')}
+        >
+          {isRunning ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : <Play className="w-3.5 h-3.5" />}
+        </button>
+        <button
+          onClick={handleDelete}
+          disabled={isDeleting}
+          className="p-1.5 text-red-500 bg-red-50 dark:bg-red-950/20 rounded-md hover:bg-red-100 dark:hover:bg-red-900/40 transition-colors disabled:opacity-40"
+          title={t('agents.actions.delete')}
+        >
+          {isDeleting ? <Loader2 className="w-3.5 h-3.5 animate-spin" /> : <Trash2 className="w-3.5 h-3.5" />}
+        </button>
       </div>
     </div>
   )
diff --git a/memento-note/components/agents/agent-form.tsx b/memento-note/components/agents/agent-form.tsx
index 1b0506c..bf34d3f 100644
--- a/memento-note/components/agents/agent-form.tsx
+++ b/memento-note/components/agents/agent-form.tsx
@@ -207,8 +207,11 @@ export function AgentForm({ agent, notebooks, onSave, onCancel }: AgentFormProps
   ]
 
   return (
-    <div className="fixed inset-0 bg-black/30 flex items-center justify-center z-50 p-4">
-      <div className="bg-card rounded-2xl shadow-xl max-w-lg w-full max-h-[90vh] overflow-y-auto">
+    <div className="fixed inset-0 bg-black/20 flex justify-end z-50" onClick={onCancel}>
+      <div 
+        className="bg-card shadow-2xl w-full max-w-md h-full overflow-y-auto animate-in slide-in-from-right duration-300 flex flex-col border-l border-border/40"
+        onClick={e => e.stopPropagation()}
+      >
         {/* Header — editable agent name */}
         <div className="flex items-center justify-between px-6 py-4 border-b border-border">
           <input
@@ -550,7 +553,7 @@ export function AgentForm({ agent, notebooks, onSave, onCancel }: AgentFormProps
           )}
 
           {/* Actions */}
-          <div className="flex items-center justify-end gap-3 pt-2">
+          <div className="flex items-center justify-end gap-3 pt-6 pb-4 mt-auto border-t border-border/40 bg-card sticky bottom-0">
             <button
               type="button"
               onClick={onCancel}
@@ -561,7 +564,7 @@ export function AgentForm({ agent, notebooks, onSave, onCancel }: AgentFormProps
             <button
               type="submit"
               disabled={isSaving}
-              className="px-4 py-2 text-sm font-medium text-primary-foreground bg-primary rounded-lg hover:bg-primary/90 transition-colors disabled:opacity-50"
+              className="px-4 py-2 text-sm font-medium text-primary-foreground bg-primary rounded-lg hover:bg-primary/90 transition-colors disabled:opacity-50 shadow-sm"
             >
               {isSaving ? t('agents.form.saving') : agent ? t('agents.form.save') : t('agents.form.create')}
             </button>
diff --git a/memento-note/components/agents/agent-run-log.tsx b/memento-note/components/agents/agent-run-log.tsx
index f90f0f4..798d58d 100644
--- a/memento-note/components/agents/agent-run-log.tsx
+++ b/memento-note/components/agents/agent-run-log.tsx
@@ -65,8 +65,11 @@ export function AgentRunLog({ agentId, agentName, onClose }: AgentRunLogProps) {
   }, [agentId])
 
   return (
-    <div className="fixed inset-0 bg-black/30 flex items-center justify-center z-50 p-4">
-      <div className="bg-card rounded-2xl shadow-xl max-w-md w-full max-h-[70vh] overflow-hidden flex flex-col">
+    <div className="fixed inset-0 bg-black/20 flex justify-end z-50" onClick={onClose}>
+      <div 
+        className="bg-card shadow-2xl w-full max-w-md h-full overflow-y-auto animate-in slide-in-from-right duration-300 flex flex-col border-l border-border/40"
+        onClick={e => e.stopPropagation()}
+      >
         {/* Header */}
         <div className="flex items-center justify-between px-5 py-4 border-b border-border">
           <div>
diff --git a/memento-note/components/agents/agent-templates.tsx b/memento-note/components/agents/agent-templates.tsx
index 3fa69ec..1b8cd7e 100644
--- a/memento-note/components/agents/agent-templates.tsx
+++ b/memento-note/components/agents/agent-templates.tsx
@@ -102,7 +102,7 @@ export function AgentTemplates({ onInstalled, existingAgentNames }: AgentTemplat
 
   return (
     <div>
-      <h3 className="text-sm font-semibold text-slate-500 uppercase tracking-wider mb-3">
+      <h3 className="text-xs font-semibold text-muted-foreground uppercase tracking-wider mb-3">
         {t('agents.templates.title')}
       </h3>
       <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-3">
@@ -115,15 +115,15 @@ export function AgentTemplates({ onInstalled, existingAgentNames }: AgentTemplat
           return (
             <div
               key={tpl.id}
-              className="border-2 border-dashed border-slate-200 rounded-xl p-4 hover:border-primary/30 hover:bg-primary/[0.02] transition-all group"
+              className="border-2 border-dashed border-slate-200 dark:border-slate-700 rounded-xl p-4 hover:border-primary/30 hover:bg-primary/[0.02] transition-all group"
             >
               <div className="flex items-center gap-2.5 mb-2">
                 <div className={`p-1.5 rounded-lg ${typeColors[tpl.type]}`}>
                   <Icon className="w-4 h-4" />
                 </div>
-                <h4 className="font-medium text-sm text-slate-700">{t(nameKey)}</h4>
+                <h4 className="font-medium text-sm text-foreground">{t(nameKey)}</h4>
               </div>
-              <p className="text-xs text-slate-400 mb-3 line-clamp-2">{t(descKey)}</p>
+              <p className="text-xs text-muted-foreground mb-3 line-clamp-2">{t(descKey)}</p>
               <button
                 onClick={() => handleInstall(tpl)}
                 disabled={isInstalling}
diff --git a/memento-note/components/ai-chat.tsx b/memento-note/components/ai-chat.tsx
new file mode 100644
index 0000000..2a0d018
--- /dev/null
+++ b/memento-note/components/ai-chat.tsx
@@ -0,0 +1,408 @@
+'use client'
+
+import { useState, useRef, useEffect } from 'react'
+import { useChat } from '@ai-sdk/react'
+import { DefaultChatTransport } from 'ai'
+import type { UIMessage } from 'ai'
+import { cn } from '@/lib/utils'
+import { Button } from '@/components/ui/button'
+import { X, Bot, Sparkles, History, Send, Globe, Briefcase, Palette, GraduationCap, Coffee, Loader2, BookOpen, Layers } from 'lucide-react'
+import { useLanguage } from '@/lib/i18n'
+import { MarkdownContent } from '@/components/markdown-content'
+import { useWebSearchAvailable } from '@/hooks/use-web-search-available'
+import { useNotebooks } from '@/context/notebooks-context'
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
+
+const TONES = [
+  { id: 'professional', label: 'Professional', icon: Briefcase },
+  { id: 'creative', label: 'Creative', icon: Palette },
+  { id: 'academic', label: 'Academic', icon: GraduationCap },
+  { id: 'casual', label: 'Casual', icon: Coffee },
+]
+
+export function AIChat() {
+  const { t, language } = useLanguage()
+  const webSearchAvailable = useWebSearchAvailable()
+  const { notebooks } = useNotebooks()
+  
+  const [isOpen, setIsOpen] = useState(false)
+  const [isExpanded, setIsExpanded] = useState(false)
+  const [activeTab, setActiveTab] = useState('chat')
+  const [isContextualAIVisible, setIsContextualAIVisible] = useState(false)
+  const [selectedTone, setSelectedTone] = useState('professional')
+  const [webSearch, setWebSearch] = useState(false)
+  const [chatScope, setChatScope] = useState<'all' | string>('all')
+  const [input, setInput] = useState('')
+  const [conversationId, setConversationId] = useState<string | undefined>()
+  
+  const [history, setHistory] = useState<any[]>([])
+  const [historyLoading, setHistoryLoading] = useState(false)
+  
+  const [insights, setInsights] = useState<string>('')
+  const [insightsLoading, setInsightsLoading] = useState(false)
+
+  const messagesEndRef = useRef<HTMLDivElement>(null)
+
+  const transport = useRef(new DefaultChatTransport({ api: '/api/chat' })).current
+
+  const { messages, setMessages, sendMessage, status } = useChat({
+    transport,
+    onError: (error) => {
+      console.error('Chat error:', error)
+    }
+  })
+
+  const isLoading = status === 'submitted' || status === 'streaming'
+
+  const handleSend = async () => {
+    const text = input.trim()
+    if (!text || isLoading) return
+    setInput('')
+    await sendMessage(
+      { text },
+      { 
+        body: {
+          tone: selectedTone,
+          chatScope,
+          notebookId: chatScope !== 'all' ? chatScope : undefined,
+          webSearch: webSearch && webSearchAvailable,
+          conversationId
+        }
+      }
+    )
+  }
+
+  const fetchHistory = async () => {
+    setHistoryLoading(true)
+    try {
+      const res = await fetch('/api/chat/history')
+      if (res.ok) setHistory(await res.json())
+    } catch (e) { console.error(e) }
+    setHistoryLoading(false)
+  }
+
+  const fetchInsights = async () => {
+    setInsightsLoading(true)
+    try {
+      const res = await fetch('/api/chat/insights')
+      if (res.ok) {
+        const data = await res.json()
+        setInsights(data.insight)
+      }
+    } catch (e) { console.error(e) }
+    setInsightsLoading(false)
+  }
+
+  useEffect(() => {
+    if (activeTab === 'history') fetchHistory()
+    if (activeTab === 'insights' && !insights) fetchInsights()
+  }, [activeTab])
+
+  useEffect(() => {
+    if (messagesEndRef.current) {
+      messagesEndRef.current.scrollIntoView({ behavior: 'smooth' })
+    }
+  }, [messages])
+
+  useEffect(() => {
+    const handleToggle = () => setIsOpen(v => !v)
+    const handleVisibility = (e: any) => setIsContextualAIVisible(e.detail)
+    window.addEventListener('toggle-ai-chat', handleToggle)
+    window.addEventListener('contextual-ai-visibility', handleVisibility)
+    return () => {
+      window.removeEventListener('toggle-ai-chat', handleToggle)
+      window.removeEventListener('contextual-ai-visibility', handleVisibility)
+    }
+  }, [])
+
+  if (!isOpen) {
+    if (isContextualAIVisible) return null
+    return (
+      <Button
+        onClick={() => setIsOpen(true)}
+        className="fixed bottom-6 right-6 h-12 w-12 rounded-full shadow-xl z-40 transition-transform hover:scale-105"
+        size="icon"
+        title={t('ai.openAssistant')}
+      >
+        <Sparkles className="h-5 w-5" />
+      </Button>
+    )
+  }
+
+  return (
+    <aside className={cn(
+      "fixed bottom-20 right-6 border border-border/40 bg-card flex flex-col z-40 shadow-2xl rounded-2xl overflow-hidden transition-all duration-300",
+      isExpanded ? "w-[80vw] h-[85vh] max-w-[1200px]" : "h-[700px] max-h-[85vh] w-[360px]"
+    )}>
+      {/* Header */}
+      <div className="px-5 py-4 border-b border-border/40 flex items-center justify-between">
+        <div>
+          <h2 className="font-heading text-lg font-semibold text-foreground tracking-tight">{t('ai.assistantTitle')}</h2>
+          <p className="text-xs text-muted-foreground font-medium">{t('ai.poweredByMomento')}</p>
+        </div>
+        <div className="flex items-center gap-1">
+          <Button variant="ghost" size="icon" onClick={() => setIsExpanded(!isExpanded)} className="h-8 w-8 text-muted-foreground hover:text-foreground hover:bg-muted">
+            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className="h-4 w-4">
+              {isExpanded ? (
+                <>
+                  <polyline points="4 14 10 14 10 20"></polyline>
+                  <polyline points="20 10 14 10 14 4"></polyline>
+                  <line x1="14" y1="10" x2="21" y2="3"></line>
+                  <line x1="3" y1="21" x2="10" y2="14"></line>
+                </>
+              ) : (
+                <>
+                  <polyline points="15 3 21 3 21 9"></polyline>
+                  <polyline points="9 21 3 21 3 15"></polyline>
+                  <line x1="21" y1="3" x2="14" y2="10"></line>
+                  <line x1="3" y1="21" x2="10" y2="14"></line>
+                </>
+              )}
+            </svg>
+          </Button>
+          <Button variant="ghost" size="icon" onClick={() => setIsOpen(false)} className="h-8 w-8 text-muted-foreground hover:text-foreground hover:bg-muted">
+            <X className="h-4 w-4" />
+          </Button>
+        </div>
+      </div>
+
+      {/* Navigation Tabs */}
+      <div className="flex px-4 pt-4 border-b border-border/40 shrink-0">
+        <button 
+          onClick={() => setActiveTab('chat')}
+          className={cn(
+            "flex-1 pb-3 border-b-2 text-sm font-semibold flex items-center justify-center gap-2 transition-all",
+            activeTab === 'chat' ? "border-primary text-primary" : "border-transparent text-muted-foreground hover:text-foreground"
+          )}
+        >
+          <Bot className="h-4 w-4" /> {t('ai.chatTab')}
+        </button>
+        <button 
+          onClick={() => setActiveTab('insights')}
+          className={cn(
+            "flex-1 pb-3 border-b-2 text-sm font-semibold flex items-center justify-center gap-2 transition-all",
+            activeTab === 'insights' ? "border-primary text-primary" : "border-transparent text-muted-foreground hover:text-foreground"
+          )}
+        >
+          <Sparkles className="h-4 w-4" /> {t('ai.insightsTab')}
+        </button>
+        <button 
+          onClick={() => setActiveTab('history')}
+          className={cn(
+            "flex-1 pb-3 border-b-2 text-sm font-semibold flex items-center justify-center gap-2 transition-all",
+            activeTab === 'history' ? "border-primary text-primary" : "border-transparent text-muted-foreground hover:text-foreground"
+          )}
+        >
+          <History className="h-4 w-4" /> {t('ai.historyTab')}
+        </button>
+      </div>
+
+      {/* Content Area */}
+      <div className="flex-1 overflow-y-auto p-5 space-y-6">
+        {activeTab === 'chat' && (
+          <>
+            {/* AI Welcome Message */}
+            {messages.length === 0 && (
+              <div className="flex gap-3">
+                <div className="w-8 h-8 rounded-full bg-primary/10 text-primary flex items-center justify-center flex-shrink-0 border border-primary/20">
+                  <Bot className="h-4 w-4" />
+                </div>
+                <div className="bg-muted/30 border border-border/50 p-3.5 rounded-2xl rounded-tl-sm shadow-sm">
+                  <p className="text-sm text-foreground leading-relaxed">
+                    {t('ai.welcomeMsg')}
+                  </p>
+                </div>
+              </div>
+            )}
+            
+            {/* Messages */}
+            {messages.map((msg: UIMessage) => (
+              <div key={msg.id} className={cn('flex gap-3', msg.role === 'user' && 'flex-row-reverse')}>
+                <div className={cn(
+                  'w-8 h-8 rounded-full flex items-center justify-center flex-shrink-0 border text-[10px] font-bold',
+                  msg.role === 'user'
+                    ? 'bg-slate-100 dark:bg-slate-800 border-slate-200 dark:border-slate-700 text-slate-600 dark:text-slate-300'
+                    : 'bg-primary/10 text-primary border-primary/20',
+                )}>
+                  {msg.role === 'user' ? 'U' : <Bot className="h-4 w-4" />}
+                </div>
+                <div className={cn(
+                  'max-w-[85%] p-3.5 rounded-2xl text-sm leading-relaxed shadow-sm',
+                  msg.role === 'user'
+                    ? 'bg-primary text-primary-foreground rounded-tr-sm'
+                    : 'bg-muted/30 border border-border/50 rounded-tl-sm text-foreground',
+                )}>
+                  {msg.role === 'assistant'
+                    ? <MarkdownContent content={msg.parts?.map(p => 'text' in p ? p.text : '').join('') || ''} />
+                    : <p>{msg.parts?.map(p => 'text' in p ? p.text : '').join('') || ''}</p>}
+                </div>
+              </div>
+            ))}
+            
+            {isLoading && (
+              <div className="flex gap-3">
+                <div className="w-8 h-8 rounded-full bg-primary/10 text-primary flex items-center justify-center flex-shrink-0 border border-primary/20">
+                  <Bot className="h-4 w-4" />
+                </div>
+                <div className="bg-muted/30 border border-border/50 p-3.5 rounded-2xl rounded-tl-sm shadow-sm">
+                  <Loader2 className="h-4 w-4 animate-spin text-muted-foreground" />
+                </div>
+              </div>
+            )}
+            <div ref={messagesEndRef} />
+          </>
+        )}
+        
+        {activeTab === 'insights' && (
+          <div className="h-full">
+            <h3 className="text-sm font-semibold mb-4 flex items-center gap-2"><Sparkles className="h-4 w-4 text-primary" /> {t('ai.summaryLast5')}</h3>
+            {insightsLoading ? (
+              <div className="flex flex-col items-center justify-center py-10 opacity-60">
+                <Loader2 className="h-8 w-8 animate-spin mb-4 text-muted-foreground" />
+                <p className="text-xs text-muted-foreground">{t('ai.analyzingProgress')}</p>
+              </div>
+            ) : insights ? (
+              <div className="prose prose-sm dark:prose-invert">
+                <MarkdownContent content={insights} />
+              </div>
+            ) : (
+              <div className="flex justify-center mt-6">
+                <Button onClick={fetchInsights} variant="outline" size="sm">{t('ai.generateInsightsBtn')}</Button>
+              </div>
+            )}
+          </div>
+        )}
+        
+        {activeTab === 'history' && (
+          <div className="space-y-3">
+            {historyLoading ? (
+              <div className="flex justify-center py-10 opacity-60">
+                <Loader2 className="h-6 w-6 animate-spin text-muted-foreground" />
+              </div>
+            ) : history.length > 0 ? (
+              history.map(conv => (
+                <button 
+                  key={conv.id}
+                  className="w-full text-left p-3 rounded-xl border border-border/50 hover:bg-muted/50 hover:border-primary/30 transition-all flex flex-col gap-1"
+                  onClick={() => {
+                    setConversationId(conv.id)
+                    setMessages(conv.messages.map((m: any) => ({
+                      id: m.id,
+                      role: m.role,
+                      content: m.content,
+                      parts: [{ type: 'text', text: m.content }]
+                    })))
+                    setActiveTab('chat')
+                  }}
+                >
+                  <span className="text-sm font-medium line-clamp-1">{conv.title || conv.messages[0]?.content || t('ai.newDiscussion')}</span>
+                  <span className="text-[10px] text-muted-foreground">{new Date(conv.updatedAt).toLocaleString()}</span>
+                </button>
+              ))
+            ) : (
+              <div className="flex flex-col items-center justify-center py-10 opacity-60 text-center space-y-2">
+                <History className="h-8 w-8 text-muted-foreground" />
+                <p className="text-sm">{t('ai.noRecentConversations')}</p>
+              </div>
+            )}
+          </div>
+        )}
+      </div>
+
+      {/* Input Area & Tone Controls (Only in Chat tab) */}
+      <div className={cn("p-4 border-t border-border/40 bg-muted/10 shrink-0", activeTab !== 'chat' && "hidden")}>
+        {/* Context Scope */}
+        <div className="mb-3">
+          <span className="text-[9px] font-bold uppercase tracking-widest text-muted-foreground block mb-1.5 ml-1">{t('ai.discussionContextLabel')}</span>
+          <Select value={chatScope} onValueChange={setChatScope}>
+            <SelectTrigger className="h-8 text-xs bg-card border-border/60">
+              <div className="flex items-center gap-2">
+                {chatScope === 'all' ? <Layers className="h-3.5 w-3.5 text-primary" /> : <BookOpen className="h-3.5 w-3.5 text-primary" />}
+                <SelectValue placeholder={t('ai.selectNotebook')} />
+              </div>
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="all">
+                <div className="flex items-center gap-2">
+                  <Layers className="h-4 w-4 text-muted-foreground" />
+                  <span>{t('ai.allMyNotes')}</span>
+                </div>
+              </SelectItem>
+              {notebooks && notebooks.length > 0 && notebooks.map(nb => (
+                <SelectItem key={nb.id} value={nb.id}>
+                  <div className="flex items-center gap-2">
+                    <BookOpen className="h-4 w-4 text-muted-foreground" />
+                    <span>{nb.name}</span>
+                  </div>
+                </SelectItem>
+              ))}
+            </SelectContent>
+          </Select>
+        </div>
+
+        {/* Tone Selection */}
+        <div className="mb-3">
+          <span className="text-[9px] font-bold uppercase tracking-widest text-muted-foreground block mb-1.5 ml-1">{t('ai.writingTone')}</span>
+          <div className="grid grid-cols-4 gap-1">
+            {TONES.map(tone => {
+              const Icon = tone.icon
+              const isSelected = selectedTone === tone.id
+              return (
+                <button
+                  key={tone.id}
+                  onClick={() => setSelectedTone(tone.id)}
+                  title={tone.label}
+                  className={cn(
+                    "py-1 rounded-md border text-[10px] font-medium transition-all flex flex-col items-center justify-center gap-0.5",
+                    isSelected 
+                      ? "border-primary bg-primary/10 text-primary shadow-sm" 
+                      : "border-border/60 bg-card text-muted-foreground hover:bg-muted hover:border-border"
+                  )}
+                >
+                  <Icon className="h-3 w-3" />
+                  <span className="hidden sm:inline text-[9px]">{tone.label.slice(0, 4)}.</span>
+                </button>
+              )
+            })}
+          </div>
+        </div>
+
+        {/* Text Input */}
+        <div className="relative bg-card border border-border/60 rounded-xl p-1 focus-within:border-primary focus-within:ring-1 focus-within:ring-primary/20 transition-all shadow-sm">
+          <textarea 
+            className="w-full bg-transparent border-none focus:ring-0 resize-none text-sm text-foreground placeholder:text-muted-foreground/70 p-2 min-h-[60px] max-h-[120px]" 
+            placeholder={t('ai.chatPlaceholder')} 
+            value={input}
+            onChange={(e) => setInput(e.target.value)}
+            onKeyDown={e => {
+              if (e.key === 'Enter' && !e.shiftKey) { e.preventDefault(); handleSend() }
+            }}
+            disabled={isLoading}
+          />
+          <div className="flex justify-between items-center px-1 pb-1">
+            <Button 
+              type="button"
+              variant="ghost" 
+              size="sm" 
+              className={cn("h-7 px-2 text-[10px] gap-1", webSearch ? "bg-emerald-50 text-emerald-600 hover:bg-emerald-100 hover:text-emerald-700 dark:bg-emerald-950/30 dark:text-emerald-400" : "text-muted-foreground hover:text-foreground")}
+              onClick={() => webSearchAvailable && setWebSearch(!webSearch)}
+              disabled={!webSearchAvailable}
+              title={webSearchAvailable ? t('ai.webSearchLabel') : t('ai.webSearchNotConfigured')}
+            >
+              <Globe className="h-3.5 w-3.5" />
+              Web{webSearchAvailable ? '' : ' ⚠'}
+            </Button>
+            <Button 
+              size="icon" 
+              className="h-8 w-8 rounded-lg bg-primary text-primary-foreground shadow-sm hover:shadow-md transition-all"
+              onClick={handleSend}
+              disabled={isLoading || !input.trim()}
+            >
+              {isLoading ? <Loader2 className="h-4 w-4 animate-spin" /> : <Send className="h-4 w-4 ml-0.5" />}
+            </Button>
+          </div>
+        </div>
+      </div>
+    </aside>
+  )
+}
diff --git a/memento-note/components/ai/ai-settings-panel.tsx b/memento-note/components/ai/ai-settings-panel.tsx
index 12f6b23..2d562e6 100644
--- a/memento-note/components/ai/ai-settings-panel.tsx
+++ b/memento-note/components/ai/ai-settings-panel.tsx
@@ -22,6 +22,8 @@ interface AISettingsPanelProps {
     aiProvider: 'auto' | 'openai' | 'ollama'
     preferredLanguage: 'auto' | 'en' | 'fr' | 'es' | 'de' | 'fa' | 'it' | 'pt' | 'ru' | 'zh' | 'ja' | 'ko' | 'ar' | 'hi' | 'nl' | 'pl'
     demoMode: boolean
+    languageDetection: boolean
+    autoLabeling: boolean
   }
 }
 
@@ -118,16 +120,10 @@ export function AISettingsPanel({ initialSettings }: AISettingsPanelProps) {
           onChange={(checked) => handleToggle('titleSuggestions', checked)}
         />
 
-        <FeatureToggle
-          name={t('semanticSearch.exactMatch')}
-          description={t('semanticSearch.searching')}
-          checked={settings.semanticSearch}
-          onChange={(checked) => handleToggle('semanticSearch', checked)}
-        />
 
         <FeatureToggle
-          name={t('paragraphRefactor.title')}
-          description={t('aiSettings.paragraphRefactorDesc')}
+          name="Assistant IA"
+          description="Active le bouton de chat IA et les outils d'amélioration du texte"
           checked={settings.paragraphRefactor}
           onChange={(checked) => handleToggle('paragraphRefactor', checked)}
         />
@@ -167,6 +163,22 @@ export function AISettingsPanel({ initialSettings }: AISettingsPanelProps) {
           </Card>
         )}
 
+        {/* Language Detection Toggle */}
+        <FeatureToggle
+          name="Détection de langue"
+          description="Détecte automatiquement la langue de vos notes"
+          checked={settings.languageDetection ?? true}
+          onChange={(checked) => handleToggle('languageDetection', checked)}
+        />
+
+        {/* Auto Labeling Toggle */}
+        <FeatureToggle
+          name="Suggestion des labels"
+          description="Suggère et applique des étiquettes automatiquement à vos notes"
+          checked={settings.autoLabeling ?? true}
+          onChange={(checked) => handleToggle('autoLabeling', checked)}
+        />
+
         {/* Demo Mode Toggle */}
         <DemoModeToggle
           demoMode={settings.demoMode}
diff --git a/memento-note/components/contextual-ai-chat.tsx b/memento-note/components/contextual-ai-chat.tsx
new file mode 100644
index 0000000..62d85d5
--- /dev/null
+++ b/memento-note/components/contextual-ai-chat.tsx
@@ -0,0 +1,520 @@
+'use client'
+
+import { useRef, useEffect, useState } from 'react'
+import { useChat } from '@ai-sdk/react'
+import { DefaultChatTransport } from 'ai'
+import type { UIMessage } from 'ai'
+import { cn } from '@/lib/utils'
+import { Button } from '@/components/ui/button'
+import {
+  X, Bot, Sparkles, Send, Loader2,
+  Briefcase, Palette, GraduationCap, Coffee,
+  Lightbulb, Minimize2, AlignLeft, Wand2,
+  Globe, BookOpen, FileText, RotateCcw, Check,
+  Maximize2,
+} from 'lucide-react'
+import { useLanguage } from '@/lib/i18n'
+import { MarkdownContent } from '@/components/markdown-content'
+import { toast } from 'sonner'
+import { useWebSearchAvailable } from '@/hooks/use-web-search-available'
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select'
+import { getNotebookIcon } from '@/lib/notebook-icon'
+
+// ── Helpers ──────────────────────────────────────────────────────────────────
+
+function getMessageContent(msg: UIMessage): string {
+  if (typeof (msg as any).content === 'string') return (msg as any).content
+  if (msg.parts && Array.isArray(msg.parts)) {
+    return msg.parts
+      .filter((p: any) => p.type === 'text')
+      .map((p: any) => p.text)
+      .join('')
+  }
+  return ''
+}
+
+// ── Constants ─────────────────────────────────────────────────────────────────
+
+const TONES = [
+  { id: 'professional', label: 'Pro',      full: 'Professional', icon: Briefcase },
+  { id: 'creative',     label: 'Create',   full: 'Creative',     icon: Palette },
+  { id: 'academic',     label: 'Acad.',    full: 'Academic',     icon: GraduationCap },
+  { id: 'casual',       label: 'Casual',   full: 'Casual',       icon: Coffee },
+]
+
+interface ActionDef {
+  id: string
+  icon: any
+  apiPath: string
+  body: (content: string) => object
+  resultKey: string
+  i18nKey: string
+}
+
+const ACTION_IDS = [
+  { id: 'clarify', icon: Lightbulb, apiPath: '/api/ai/reformulate', body: (content: string) => ({ text: content, option: 'clarify' }), resultKey: 'reformulatedText', i18nKey: 'ai.action.clarify' },
+  { id: 'shorten', icon: Minimize2, apiPath: '/api/ai/reformulate', body: (content: string) => ({ text: content, option: 'shorten' }), resultKey: 'reformulatedText', i18nKey: 'ai.action.shorten' },
+  { id: 'improve', icon: AlignLeft, apiPath: '/api/ai/reformulate', body: (content: string) => ({ text: content, option: 'improve' }), resultKey: 'reformulatedText', i18nKey: 'ai.action.improve' },
+  { id: 'markdown', icon: Wand2, apiPath: '/api/ai/transform-markdown', body: (content: string) => ({ text: content }), resultKey: 'transformedText', i18nKey: 'ai.action.toMarkdown' },
+]
+
+// ── Types ─────────────────────────────────────────────────────────────────────
+
+interface ContextualAIChatProps {
+  onClose: () => void
+  noteTitle?: string
+  noteContent?: string
+  /** Called when an action result should be injected into the note */
+  onApplyToNote?: (newContent: string) => void
+  /** Called when the user wants to undo the last injected action */
+  onUndoLastAction?: () => void
+  /** Whether the last action has been applied (so we can show undo) */
+  lastActionApplied?: boolean
+  /** Notebooks available for scope selection */
+  notebooks?: Array<{ id: string; name: string }>
+  /** Extra classes forwarded to the aside root element */
+  className?: string
+}
+
+// ── Component ─────────────────────────────────────────────────────────────────
+
+export function ContextualAIChat({
+  onClose,
+  noteTitle,
+  noteContent,
+  onApplyToNote,
+  onUndoLastAction,
+  lastActionApplied = false,
+  notebooks = [],
+  className,
+}: ContextualAIChatProps) {
+  const { t, language } = useLanguage()
+  const webSearchAvailable = useWebSearchAvailable()
+
+  const [activeTab, setActiveTab]           = useState<'chat' | 'actions'>('chat')
+  const [selectedTone, setSelectedTone]     = useState('professional')
+  const [input, setInput]                   = useState('')
+  const [chatScope, setChatScope]           = useState<'note' | 'all' | string>('note') // 'note', 'all', or notebook ID
+  const [webSearch, setWebSearch]           = useState(false)
+  const [expanded, setExpanded]             = useState(false)
+
+  // Action state
+  const [actionLoading, setActionLoading]   = useState<string | null>(null)
+  const [actionPreview, setActionPreview]   = useState<{ label: string; text: string } | null>(null)
+
+  const messagesEndRef = useRef<HTMLDivElement>(null)
+
+  const transport = useRef(new DefaultChatTransport({ api: '/api/chat' })).current
+
+  const buildChatBody = () => {
+    const body: Record<string, any> = { language, webSearch }
+    if (chatScope === 'note') {
+      body.noteContext = { title: noteTitle || '', content: noteContent || '', tone: selectedTone }
+    } else if (chatScope !== 'all') {
+      // scope is a notebook ID
+      body.notebookId = chatScope
+    }
+    return body
+  }
+
+  const { messages, sendMessage, status } = useChat({ transport })
+
+  const isLoading = status === 'submitted' || status === 'streaming'
+
+  useEffect(() => {
+    messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' })
+  }, [messages])
+
+  useEffect(() => {
+    window.dispatchEvent(new CustomEvent('contextual-ai-visibility', { detail: true }))
+    return () => {
+      window.dispatchEvent(new CustomEvent('contextual-ai-visibility', { detail: false }))
+    }
+  }, [])
+
+  // ── Chat send ───────────────────────────────────────────────────────────────
+  const handleSend = async () => {
+    const text = input.trim()
+    if (!text || isLoading) return
+    setInput('')
+    await sendMessage({ text }, { body: buildChatBody() })
+  }
+
+  // ── Action execution ────────────────────────────────────────────────────────
+  const handleAction = async (action: ActionDef) => {
+    const wc = (noteContent || '').split(/\s+/).filter(Boolean).length
+    if (!noteContent || wc < 5) {
+      toast.error(t('ai.minWordsError'))
+      return
+    }
+    setActionLoading(action.id)
+    setActionPreview(null)
+    try {
+      const res = await fetch(action.apiPath, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify(action.body(noteContent)),
+      })
+      const data = await res.json()
+      if (!res.ok) throw new Error(data.error || t('ai.genericError'))
+      const result = data[action.resultKey] || ''
+      setActionPreview({ label: t(action.i18nKey), text: result })
+    } catch (e: any) {
+      toast.error(e.message || t('ai.actionError'))
+    } finally {
+      setActionLoading(null)
+    }
+  }
+
+  const handleApplyPreview = () => {
+    if (!actionPreview || !onApplyToNote) return
+    onApplyToNote(actionPreview.text)
+    setActionPreview(null)
+    toast.success(t('ai.appliedToNote'))
+  }
+
+  const handleDiscardPreview = () => setActionPreview(null)
+
+  // ── Scope label ─────────────────────────────────────────────────────────────
+  const scopeLabel =
+    chatScope === 'note' ? t('ai.thisNote')
+    : chatScope === 'all' ? t('ai.allMyNotes')
+    : notebooks.find(n => n.id === chatScope)?.name ?? t('ai.notebookGeneric')
+
+  return (
+    <aside className={cn(
+      'border-l border-border/40 bg-card flex flex-col self-stretch flex-shrink-0 z-10 transition-all duration-300',
+      expanded ? 'w-[560px]' : 'w-[360px]',
+      className,
+    )}>
+
+      {/* ── Header ───────────────────────────────────────────────── */}
+      <div className="px-4 py-3 border-b border-border/40 flex items-center justify-between shrink-0">
+        <div className="min-w-0">
+          <h2 className="text-base font-semibold text-foreground flex items-center gap-2">
+            <Sparkles className="h-4 w-4 text-primary shrink-0" />
+            {t('ai.assistantTitle')}
+          </h2>
+          <p className="text-xs text-muted-foreground truncate">
+            {noteTitle ? `"${noteTitle}"` : t('ai.currentNote')}
+          </p>
+        </div>
+        <div className="flex items-center gap-0.5 shrink-0">
+          {lastActionApplied && onUndoLastAction && (
+            <Button
+              variant="ghost" size="icon"
+              className="h-7 w-7 text-amber-500 hover:text-amber-600 hover:bg-amber-50 dark:hover:bg-amber-950/30"
+              onClick={onUndoLastAction}
+              title={t('ai.undoLastAction')}
+            >
+              <RotateCcw className="h-3.5 w-3.5" />
+            </Button>
+          )}
+          {/* Expand / Shrink */}
+          <Button
+            variant="ghost" size="icon"
+            className="h-7 w-7 text-muted-foreground hover:text-foreground"
+            onClick={() => setExpanded(e => !e)}
+            title={expanded ? t('ai.shrinkPanel') : t('ai.expandPanel')}
+          >
+            {expanded
+              ? <Minimize2 className="h-3.5 w-3.5" />
+              : <Maximize2 className="h-3.5 w-3.5" />}
+          </Button>
+          <Button variant="ghost" size="icon" onClick={onClose} className="h-7 w-7 text-muted-foreground hover:text-foreground">
+            <X className="h-3.5 w-3.5" />
+          </Button>
+        </div>
+      </div>
+
+      {/* ── Tabs ─────────────────────────────────────────────────── */}
+      <div className="flex border-b border-border/40 shrink-0">
+        {(['chat', 'actions'] as const).map(tab => (
+          <button
+            key={tab}
+            onClick={() => setActiveTab(tab)}
+            className={cn(
+              'flex-1 py-3 border-b-2 text-sm font-semibold flex items-center justify-center gap-2 transition-all capitalize',
+              activeTab === tab
+                ? 'border-primary text-primary'
+                : 'border-transparent text-muted-foreground hover:text-foreground',
+            )}
+          >
+            {tab === 'chat'    && <Bot className="h-3.5 w-3.5" />}
+            {tab === 'actions' && <Wand2 className="h-3.5 w-3.5" />}
+            {tab === 'chat' ? t('ai.chatTab') : t('ai.noteActions')}
+          </button>
+        ))}
+      </div>
+
+      {/* ══════════════════════════════════════════════════════════ */}
+      {/* ── TAB: CHAT ─────────────────────────────────────────── */}
+      {/* ══════════════════════════════════════════════════════════ */}
+      {activeTab === 'chat' && (
+        <div className="flex flex-col flex-1 min-h-0 overflow-hidden">
+          {/* Messages */}
+          <div className="flex-1 min-h-0 overflow-y-auto p-3 space-y-3 flex flex-col">
+            {messages.length === 0 && (
+              <div className="flex-1 flex flex-col items-center justify-center text-center opacity-60">
+                <div className="w-14 h-14 rounded-full bg-primary/5 flex items-center justify-center border border-primary/10 mb-4">
+                  <Sparkles className="h-6 w-6 text-primary/50" />
+                </div>
+                <p className="text-sm text-muted-foreground max-w-[220px]">
+                  {t('ai.askToStart')}
+                </p>
+              </div>
+            )}
+
+            {messages.map((msg: UIMessage) => {
+              const content = getMessageContent(msg)
+              return (
+                <div key={msg.id} className={cn('flex gap-2', msg.role === 'user' && 'flex-row-reverse')}>
+                  <div className={cn(
+                    'w-6 h-6 rounded-full flex items-center justify-center flex-shrink-0 border text-[10px] font-bold',
+                    msg.role === 'user'
+                      ? 'bg-slate-100 dark:bg-slate-800 border-slate-200 dark:border-slate-700 text-slate-600 dark:text-slate-300'
+                      : 'bg-primary/10 text-primary border-primary/20',
+                  )}>
+                    {msg.role === 'user' ? 'U' : <Bot className="h-3 w-3" />}
+                  </div>
+                  <div className={cn(
+                    'max-w-[88%] p-3 rounded-2xl text-sm leading-relaxed',
+                    msg.role === 'user'
+                      ? 'bg-primary text-primary-foreground rounded-tr-sm'
+                      : 'bg-muted/40 border border-border/40 rounded-tl-sm text-foreground',
+                  )}>
+                    {msg.role === 'assistant'
+                      ? <MarkdownContent content={content} />
+                      : <p>{content}</p>}
+                  </div>
+                </div>
+              )
+            })}
+
+            {isLoading && (
+              <div className="flex gap-2">
+                <div className="w-6 h-6 rounded-full bg-primary/10 text-primary flex items-center justify-center flex-shrink-0 border border-primary/20">
+                  <Bot className="h-3 w-3" />
+                </div>
+                <div className="bg-muted/40 border border-border/40 p-3 rounded-2xl rounded-tl-sm">
+                  <Loader2 className="h-3.5 w-3.5 animate-spin text-muted-foreground" />
+                </div>
+              </div>
+            )}
+            <div ref={messagesEndRef} />
+          </div>
+
+          {/* Scope & Tone Control Area */}
+          <div className="border-t border-border/20 shrink-0 bg-muted/10">
+            {/* Scope bar */}
+            <div className="px-3 py-2 border-b border-border/10 flex flex-col gap-1.5">
+              <label className="text-xs font-bold tracking-wider text-muted-foreground uppercase">
+                {t('ai.contextLabel')}
+              </label>
+              <div className="flex items-center gap-2">
+                <Select value={chatScope} onValueChange={setChatScope}>
+                  <SelectTrigger className="h-8 flex-1 text-sm bg-card">
+                    <SelectValue placeholder={t('ai.selectContext')} />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="note" className="text-sm">
+                      <div className="flex items-center gap-2">
+                        <FileText className="h-3 w-3 text-muted-foreground" /> {t('ai.thisNote')}
+                      </div>
+                    </SelectItem>
+                    <SelectItem value="all" className="text-sm">
+                      <div className="flex items-center gap-2">
+                        <Bot className="h-3 w-3 text-muted-foreground" /> {t('ai.allMyNotes')}
+                      </div>
+                    </SelectItem>
+                    {notebooks.map(nb => (
+                      <SelectItem key={nb.id} value={nb.id} className="text-xs">
+                        <div className="flex items-center gap-2">
+                          {(() => {
+                            const Icon = getNotebookIcon((nb as any).icon)
+                            return <Icon className="w-3 h-3 text-muted-foreground" />
+                          })()}
+                          {nb.name.length > 25 ? nb.name.slice(0, 25) + '…' : nb.name}
+                        </div>
+                      </SelectItem>
+                    ))}
+                  </SelectContent>
+                </Select>
+              </div>
+            </div>
+
+            {/* Tone selector */}
+            <div className="px-3 py-2 flex flex-col gap-1.5">
+              <label className="text-xs font-bold tracking-wider text-muted-foreground uppercase">
+                {t('ai.writingTone')}
+              </label>
+              <div className="grid grid-cols-4 gap-1">
+                {TONES.map(tone => {
+                  const Icon = tone.icon
+                  const sel  = selectedTone === tone.id
+                  return (
+                    <button
+                      key={tone.id}
+                      onClick={() => setSelectedTone(tone.id)}
+                      title={tone.full}
+                      className={cn(
+                        'py-1.5 rounded border text-xs font-medium transition-all flex flex-col items-center gap-1',
+                        sel
+                          ? 'border-primary bg-primary/10 text-primary'
+                          : 'border-border/40 text-muted-foreground hover:bg-muted bg-card',
+                      )}
+                    >
+                      <Icon className="h-3 w-3" />
+                      {tone.label}
+                    </button>
+                  )
+                })}
+              </div>
+            </div>
+          </div>
+
+          {/* Input */}
+          <div className="p-3 border-t border-border/40 shrink-0 bg-card">
+            <div className="relative bg-card border border-border/60 rounded-xl p-1 focus-within:border-primary focus-within:ring-1 focus-within:ring-primary/20 transition-all">
+              <textarea
+                className="w-full bg-transparent border-none focus:ring-0 resize-none text-sm text-foreground placeholder:text-muted-foreground/60 p-2 min-h-[64px] max-h-[120px]"
+                placeholder={
+                  chatScope === 'note'
+                    ? t('ai.askAboutThisNote')
+                    : t('ai.askAboutYourNotes')
+                }
+                value={input}
+                onChange={e => setInput(e.target.value)}
+                onKeyDown={e => {
+                  if (e.key === 'Enter' && !e.shiftKey) { e.preventDefault(); handleSend() }
+                }}
+                disabled={isLoading}
+              />
+              <div className="flex justify-between items-center px-1 pb-1 pt-1">
+                <div className="flex items-center gap-2">
+                  {webSearchAvailable && (
+                    <button
+                      onClick={() => setWebSearch(w => !w)}
+                      title={t('ai.webSearchLabel')}
+                      className={cn(
+                        'flex items-center justify-center gap-1.5 h-8 px-3 rounded-md border transition-all text-xs font-medium',
+                        webSearch
+                          ? 'border-emerald-500 bg-emerald-50 text-emerald-600 dark:bg-emerald-950/30'
+                          : 'border-border/50 text-muted-foreground hover:bg-muted bg-card',
+                      )}
+                    >
+                      <Globe className="h-3 w-3" />
+                      Web
+                    </button>
+                  )}
+                </div>
+                <Button
+                  size="icon"
+                  className="h-7 w-7 rounded-lg bg-primary text-primary-foreground shadow-sm disabled:opacity-50"
+                  onClick={handleSend}
+                  disabled={isLoading || !input.trim()}
+                >
+                  {isLoading ? <Loader2 className="h-3.5 w-3.5 animate-spin" /> : <Send className="h-3.5 w-3.5 ml-0.5" />}
+                </Button>
+              </div>
+            </div>
+            <p className="text-[9px] text-muted-foreground/40 text-center mt-1">{t('ai.newLineHint')}</p>
+          </div>
+        </div>
+      )}
+
+      {/* ══════════════════════════════════════════════════════════ */}
+      {/* ── TAB: ACTIONS ─────────────────────────────────────── */}
+      {/* ══════════════════════════════════════════════════════════ */}
+      {activeTab === 'actions' && (
+        <div className="flex flex-col flex-1 overflow-hidden">
+          {/* Preview panel — result to apply */}
+          {actionPreview ? (
+            <div className="flex flex-col flex-1 overflow-hidden">
+              <div className="px-4 py-2.5 border-b border-border/40 flex items-center justify-between shrink-0">
+                <p className="text-xs font-semibold text-foreground">{t('ai.resultLabel')} — {actionPreview.label}</p>
+                <button onClick={handleDiscardPreview} className="text-muted-foreground hover:text-foreground">
+                  <X className="h-3.5 w-3.5" />
+                </button>
+              </div>
+              <div className="flex-1 overflow-y-auto p-4">
+                <div className="text-xs leading-relaxed text-foreground bg-muted/30 border border-border/40 rounded-xl p-3 whitespace-pre-wrap">
+                  {actionPreview.text}
+                </div>
+              </div>
+              <div className="p-3 border-t border-border/40 flex gap-2 shrink-0">
+                <Button
+                  variant="ghost" size="sm"
+                  className="flex-1 text-xs gap-1.5"
+                  onClick={handleDiscardPreview}
+                >
+                  <X className="h-3.5 w-3.5" /> {t('ai.discardAction')}
+                </Button>
+                <Button
+                  size="sm"
+                  className="flex-1 text-xs gap-1.5 bg-primary"
+                  onClick={handleApplyPreview}
+                  disabled={!onApplyToNote}
+                >
+                  <Check className="h-3.5 w-3.5" /> {t('ai.applyToNote')}
+                </Button>
+              </div>
+            </div>
+          ) : (
+            <div className="flex-1 overflow-y-auto p-4 space-y-2.5">
+              <p className="text-[10px] font-bold uppercase tracking-widest text-muted-foreground mb-3">
+                {t('ai.transformationsDesc')}
+              </p>
+
+              {!noteContent || noteContent.trim().split(/\s+/).filter(Boolean).length < 5 ? (
+                <div className="flex items-start gap-2 p-3 rounded-xl border border-amber-200 bg-amber-50 dark:border-amber-800 dark:bg-amber-950/30">
+                  <Lightbulb className="h-4 w-4 text-amber-500 shrink-0 mt-0.5" />
+                  <p className="text-xs text-amber-700 dark:text-amber-400">
+                    {t('ai.writeMinWordsAction')}
+                  </p>
+                </div>
+              ) : (
+                ACTION_IDS.map(action => {
+                  const Icon = action.icon
+                  const loading = actionLoading === action.id
+                  return (
+                    <button
+                      key={action.id}
+                      onClick={() => handleAction(action)}
+                      disabled={!!actionLoading}
+                      className="w-full flex items-center gap-3 rounded-xl border border-border/60 bg-card px-4 py-3 text-sm font-medium text-foreground hover:bg-muted hover:border-primary/40 transition-all text-left disabled:opacity-60"
+                    >
+                      {loading
+                        ? <Loader2 className="h-4 w-4 text-primary animate-spin shrink-0" />
+                        : <Icon className="h-4 w-4 text-primary shrink-0" />
+                      }
+                      <span>{t(action.i18nKey)}</span>
+                      {loading && <span className="ml-auto text-[10px] text-muted-foreground">{t('ai.processingAction')}</span>}
+                    </button>
+                  )
+                })
+              )}
+
+              {/* Undo last action shortcut */}
+              {lastActionApplied && onUndoLastAction && (
+                <button
+                  onClick={onUndoLastAction}
+                  className="w-full mt-2 flex items-center gap-3 rounded-xl border border-amber-200 bg-amber-50 dark:border-amber-800 dark:bg-amber-950/30 px-4 py-2.5 text-sm font-medium text-amber-700 dark:text-amber-400 hover:bg-amber-100 dark:hover:bg-amber-950/50 transition-all text-left"
+                >
+                  <RotateCcw className="h-4 w-4 shrink-0" />
+                  {t('ai.undoLastAction')}
+                </button>
+              )}
+            </div>
+          )}
+        </div>
+      )}
+    </aside>
+  )
+}
diff --git a/memento-note/components/editor-connections-section.tsx b/memento-note/components/editor-connections-section.tsx
index 7865786..fbfb49d 100644
--- a/memento-note/components/editor-connections-section.tsx
+++ b/memento-note/components/editor-connections-section.tsx
@@ -123,7 +123,7 @@ export function EditorConnectionsSection({
                 console.error('❌ Failed to dismiss connections:', error)
               }
             }}
-            title={t('memoryEcho.editorSection.close') || 'Fermer'}
+            title={t('memoryEcho.editorSection.close') }
           >
             <X className="h-4 w-4 text-gray-500" />
           </Button>
diff --git a/memento-note/components/header.tsx b/memento-note/components/header.tsx
index 550269a..38d82b9 100644
--- a/memento-note/components/header.tsx
+++ b/memento-note/components/header.tsx
@@ -321,7 +321,7 @@ export function Header({
               </div>
               <input
                 className="form-input flex w-full min-w-0 flex-1 resize-none overflow-hidden bg-transparent border-none text-slate-900 dark:text-white placeholder:text-slate-400 dark:placeholder:text-slate-500 px-3 text-sm focus:ring-0 focus:outline-none"
-                placeholder={t('search.placeholder') || "Rechercher..."}
+                placeholder={t('search.placeholder') }
                 type="text"
                 value={searchQuery}
                 onChange={(e) => handleSearch(e.target.value)}
@@ -348,18 +348,6 @@ export function Header({
                 <span>{t('sidebar.notes') || 'Notes'}</span>
               </Link>
             )}
-            <Link
-              href="/chat"
-              className={cn(
-                "flex items-center justify-center gap-1.5 px-3 py-1.5 rounded-full text-xs font-medium transition-colors",
-                pathname === '/chat'
-                  ? "bg-white dark:bg-slate-700 text-primary shadow-sm"
-                  : "text-muted-foreground hover:text-foreground"
-              )}
-            >
-              <MessageSquare className="h-3.5 w-3.5" />
-              <span>{t('nav.chat')}</span>
-            </Link>
             <Link
               href="/agents"
               className={cn(
diff --git a/memento-note/components/home-client.tsx b/memento-note/components/home-client.tsx
index 05b5edb..801f8bf 100644
--- a/memento-note/components/home-client.tsx
+++ b/memento-note/components/home-client.tsx
@@ -1,6 +1,6 @@
 'use client'
 
-import { useState, useEffect, useCallback } from 'react'
+import { useState, useEffect, useCallback, useRef } from 'react'
 import { useSearchParams, useRouter } from 'next/navigation'
 import dynamic from 'next/dynamic'
 import { Note } from '@/lib/types'
@@ -140,6 +140,8 @@ export function HomeClient({ initialNotes, initialSettings }: HomeClientProps) {
 
   useReminderCheck(notes)
 
+  const prevRefreshKey = useRef(refreshKey)
+
   // Rechargement uniquement pour les filtres actifs (search, labels, notebook)
   // Les notes initiales suffisent sans filtre
   useEffect(() => {
@@ -149,12 +151,17 @@ export function HomeClient({ initialNotes, initialSettings }: HomeClientProps) {
     const notebook = searchParams.get('notebook')
     const semanticMode = searchParams.get('semantic') === 'true'
 
+    const isBackgroundRefresh = refreshKey > prevRefreshKey.current
+    prevRefreshKey.current = refreshKey
+
     // Pour le refreshKey (mutations), toujours recharger
     // Pour les filtres, charger depuis le serveur
     const hasActiveFilter = search || labelFilter.length > 0 || colorFilter
 
     const load = async () => {
-      setIsLoading(true)
+      if (!isBackgroundRefresh) {
+        setIsLoading(true)
+      }
       let allNotes = search
         ? await searchNotes(search, semanticMode, notebook || undefined)
         : await getAllNotes()
@@ -355,7 +362,7 @@ export function HomeClient({ initialNotes, initialSettings }: HomeClientProps) {
             onSizeChange={handleSizeChange}
           />
 
-          {notes.filter((note) => !note.isPinned).length > 0 && (
+          {(notes.filter((note) => !note.isPinned).length > 0 || isTabs) && (
             <div className={cn(isTabs && 'flex min-h-0 flex-1 flex-col')}>
               <NotesMainSection
                 viewMode={notesViewMode}
@@ -367,7 +374,7 @@ export function HomeClient({ initialNotes, initialSettings }: HomeClientProps) {
             </div>
           )}
 
-          {notes.filter(note => !note.isPinned).length === 0 && pinnedNotes.length === 0 && (
+          {notes.filter(note => !note.isPinned).length === 0 && pinnedNotes.length === 0 && !isTabs && (
             <div className="text-center py-8 text-gray-500">
               {t('notes.emptyState')}
             </div>
diff --git a/memento-note/components/lab/lab-skeleton.tsx b/memento-note/components/lab/lab-skeleton.tsx
index 22734e1..8c9d2af 100644
--- a/memento-note/components/lab/lab-skeleton.tsx
+++ b/memento-note/components/lab/lab-skeleton.tsx
@@ -1,8 +1,10 @@
 'use client'
 
 import { Skeleton } from "@/components/ui/skeleton"
+import { useLanguage } from '@/lib/i18n'
 
 export function LabSkeleton() {
+  const { t } = useLanguage()
   return (
     <div className="flex-1 w-full h-full bg-slate-50 dark:bg-[#1a1c22] relative overflow-hidden">
       {/* Mesh grid background simulation */}
@@ -31,8 +33,8 @@ export function LabSkeleton() {
         <div className="flex flex-col items-center gap-4 bg-white/80 dark:bg-[#252830]/80 p-8 rounded-3xl border shadow-2xl backdrop-blur-xl animate-in fade-in zoom-in duration-500">
           <div className="w-16 h-16 border-4 border-primary border-t-transparent rounded-full animate-spin" />
           <div className="flex flex-col items-center gap-1">
-            <h3 className="font-bold text-lg">Initialisation de l'espace</h3>
-            <p className="text-sm text-muted-foreground animate-pulse">Chargement de vos idées...</p>
+            <h3 className="font-bold text-lg">{t('lab.initializing')}</h3>
+            <p className="text-sm text-muted-foreground animate-pulse">{t('lab.loadingIdeas')}</p>
           </div>
         </div>
       </div>
diff --git a/memento-note/components/note-card.tsx b/memento-note/components/note-card.tsx
index 028e634..875a970 100644
--- a/memento-note/components/note-card.tsx
+++ b/memento-note/components/note-card.tsx
@@ -132,13 +132,13 @@ function getInitials(name: string): string {
 function getAvatarColor(name: string): string {
   const colors = [
     'bg-primary',
-    'bg-purple-500',
-    'bg-green-500',
-    'bg-orange-500',
-    'bg-pink-500',
-    'bg-teal-500',
-    'bg-red-500',
-    'bg-indigo-500',
+    'bg-purple-600',
+    'bg-emerald-600',
+    'bg-amber-600',
+    'bg-pink-600',
+    'bg-teal-600',
+    'bg-blue-600',
+    'bg-indigo-600',
   ]
 
   const hash = name.split('').reduce((acc, char) => acc + char.charCodeAt(0), 0)
@@ -404,14 +404,13 @@ export const NoteCard = memo(function NoteCard({
       }}
       onDragEnd={() => onDragEnd?.()}
       className={cn(
-        'note-card group relative rounded-2xl overflow-hidden p-5 border shadow-sm',
+        'note-card group relative rounded-lg overflow-hidden p-6 border-transparent shadow-sm',
         'transition-all duration-200 ease-out',
-        'hover:shadow-xl hover:-translate-y-1',
+        'hover:shadow-md hover:border-border/50 hover:-translate-y-0.5',
         colorClasses.bg,
         colorClasses.card,
         colorClasses.hover,
-        colorClasses.hover,
-        isDragging && 'shadow-2xl' // Removed opacity, scale, and rotation for clean drag
+        isDragging && 'shadow-lg'
       )}
       onClick={(e) => {
         // Only trigger edit if not clicking on buttons
@@ -474,7 +473,7 @@ export const NoteCard = memo(function NoteCard({
         size="sm"
         data-testid="pin-button"
         className={cn(
-          "absolute top-2 right-12 z-20 min-h-[44px] min-w-[44px] h-8 w-8 p-0 rounded-md transition-opacity",
+          "absolute top-2 right-12 z-20 h-8 w-8 p-0 rounded-md transition-opacity",
           optimisticNote.isPinned ? "opacity-100" : "opacity-0 group-hover:opacity-100"
         )}
         onClick={(e) => {
@@ -513,7 +512,7 @@ export const NoteCard = memo(function NoteCard({
 
       {/* Title */}
       {optimisticNote.title && (
-        <h3 className="text-base font-medium mb-2 pr-10 text-foreground">
+        <h3 className="text-lg font-heading font-semibold mb-2 pr-20 text-foreground leading-tight tracking-tight">
           {optimisticNote.title}
         </h3>
       )}
@@ -587,7 +586,10 @@ export const NoteCard = memo(function NoteCard({
       {/* Content */}
       {optimisticNote.type === 'text' ? (
         <div className="text-sm text-foreground line-clamp-10">
-          <MarkdownContent content={optimisticNote.content} />
+          <MarkdownContent 
+            content={optimisticNote.content} 
+            className="prose-h1:text-xl prose-h1:font-semibold prose-h1:leading-snug prose-h1:mt-1 prose-h1:mb-2 prose-h2:text-lg prose-h2:font-medium prose-h3:text-base prose-p:text-sm prose-p:leading-relaxed"
+          />
         </div>
       ) : (
         <NoteChecklist
diff --git a/memento-note/components/note-editor.tsx b/memento-note/components/note-editor.tsx
index 2ebdcb1..509ac40 100644
--- a/memento-note/components/note-editor.tsx
+++ b/memento-note/components/note-editor.tsx
@@ -40,12 +40,16 @@ import type { TitleSuggestion } from '@/hooks/use-title-suggestions'
 import { EditorConnectionsSection } from './editor-connections-section'
 import { ComparisonModal } from './comparison-modal'
 import { FusionModal } from './fusion-modal'
-import { AIAssistantActionBar } from './ai-assistant-action-bar'
+
+import { ContextualAIChat } from './contextual-ai-chat'
 import { useLabels } from '@/context/LabelContext'
 import { useNoteRefresh } from '@/context/NoteRefreshContext'
+import { useNotebooks } from '@/context/notebooks-context'
 import { NoteSize } from '@/lib/types'
 import { Badge } from '@/components/ui/badge'
 import { useLanguage } from '@/lib/i18n'
+import { useSession } from 'next-auth/react'
+import { getAISettings } from '@/app/actions/ai-settings'
 
 interface NoteEditorProps {
   note: Note
@@ -54,6 +58,19 @@ interface NoteEditorProps {
 }
 
 export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps) {
+  const { data: session } = useSession()
+  const [aiAssistantEnabled, setAiAssistantEnabled] = useState(true)
+  const [autoLabelingEnabled, setAutoLabelingEnabled] = useState(true)
+
+  useEffect(() => {
+    if (session?.user?.id) {
+      getAISettings(session.user.id).then(settings => {
+        setAiAssistantEnabled(settings.paragraphRefactor !== false)
+        setAutoLabelingEnabled(settings.autoLabeling !== false)
+      }).catch(err => console.error("Failed to fetch AI settings", err))
+    }
+  }, [session?.user?.id])
+
   const { labels: globalLabels, addLabel, refreshLabels, setNotebookId: setContextNotebookId } = useLabels()
   const { triggerRefresh } = useNoteRefresh()
   const { t } = useLanguage()
@@ -81,7 +98,7 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
   const { suggestions, isAnalyzing } = useAutoTagging({
     content: note.type === 'text' ? content : '',
     notebookId: note.notebookId,
-    enabled: note.type === 'text'
+    enabled: note.type === 'text' && autoLabelingEnabled
   })
 
   // Reminder state
@@ -108,6 +125,12 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
 
   // AI processing state for ActionBar
   const [isProcessingAI, setIsProcessingAI] = useState(false)
+  const [aiOpen, setAiOpen] = useState(false)
+  // Track previous content for copilot action undo
+  const [previousContentForCopilot, setPreviousContentForCopilot] = useState<string | null>(null)
+
+  // Notebooks (for copilot chat scope)
+  const { notebooks } = useNotebooks()
 
   // Memory Echo Connections state
   const [comparisonNotes, setComparisonNotes] = useState<Array<Partial<Note>>>([])
@@ -564,23 +587,41 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
     <Dialog open={true} onOpenChange={onClose}>
       <DialogContent
         className={cn(
-          '!max-w-[min(95vw,1600px)] max-h-[90vh] overflow-y-auto',
+          '!max-w-[min(95vw,1600px)] max-h-[90vh] overflow-hidden p-0 flex flex-row items-stretch',
           colorClasses.bg
         )}
       >
-        <DialogHeader>
-          <DialogTitle className="sr-only">{t('notes.edit')}</DialogTitle>
-          <div className="flex items-center justify-between">
-            <h2 className="text-lg font-semibold">{readOnly ? t('notes.view') : t('notes.edit')}</h2>
-            {readOnly && (
-              <Badge variant="secondary" className="bg-primary/10 text-primary dark:bg-primary/20 dark:text-primary-foreground">
-                {t('notes.readOnly')}
-              </Badge>
-            )}
-          </div>
-        </DialogHeader>
+        <div className="flex-1 min-w-0 flex flex-col overflow-y-auto space-y-4 px-6 py-6">
+            <DialogHeader>
+              <DialogTitle className="sr-only">{t('notes.edit')}</DialogTitle>
+              <div className="flex items-center justify-between">
+                <div className="flex items-center gap-2">
+                  <h2 className="text-lg font-semibold">{readOnly ? t('notes.view') : t('notes.edit')}</h2>
+                  {/* AI Copilot Toggle Button next to title */}
+                  {note.type === 'text' && !readOnly && aiAssistantEnabled && (
+                    <Button
+                      variant="ghost" size="sm"
+                      className={cn(
+                        'h-8 gap-1.5 px-2 text-xs transition-colors ml-2',
+                        aiOpen && 'bg-primary/10 text-primary'
+                      )}
+                      onClick={() => setAiOpen(!aiOpen)}
+                      title="Toggle AI Copilot"
+                    >
+                      <Sparkles className="h-3.5 w-3.5" />
+                      <span className="hidden sm:inline">Assistant IA</span>
+                    </Button>
+                  )}
+                </div>
+                {readOnly && (
+                  <Badge variant="secondary" className="bg-primary/10 text-primary dark:bg-primary/20 dark:text-primary-foreground">
+                    {t('notes.readOnly')}
+                  </Badge>
+                )}
+              </div>
+            </DialogHeader>
 
-        <div className="space-y-4">
+            <div className="space-y-4">
           {/* Title */}
           <div className="relative">
             <Input
@@ -650,47 +691,10 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
           {/* Content or Checklist */}
           {note.type === 'text' ? (
             <div className="space-y-2">
-              {/* Markdown controls */}
-              <div className="flex items-center justify-between gap-2 pb-2">
-                <Button
-                  variant="ghost"
-                  size="sm"
-                  onClick={() => {
-                    setIsMarkdown(!isMarkdown)
-                    if (isMarkdown) setShowMarkdownPreview(false)
-                  }}
-                  className={cn("h-7 text-xs", isMarkdown && "text-primary")}
-                >
-                  <FileText className="h-3 w-3 mr-1" />
-                  {isMarkdown ? t('notes.markdownOn') : t('notes.markdownOff')}
-                </Button>
-
-                {isMarkdown && (
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => setShowMarkdownPreview(!showMarkdownPreview)}
-                    className="h-7 text-xs"
-                  >
-                    {showMarkdownPreview ? (
-                      <>
-                        <FileText className="h-3 w-3 mr-1" />
-                        {t('general.edit')}
-                      </>
-                    ) : (
-                      <>
-                        <Eye className="h-3 w-3 mr-1" />
-                        {t('notes.preview')}
-                      </>
-                    )}
-                  </Button>
-                )}
-              </div>
-
               {showMarkdownPreview && isMarkdown ? (
                 <MarkdownContent
                   content={content || t('notes.noContent')}
-                  className="min-h-[200px] p-3 rounded-md border border-gray-200 dark:border-gray-700 bg-gray-50 dark:bg-gray-900/50"
+                  className="min-h-[200px] p-3 rounded-md border border-border/40 bg-muted/20"
                 />
               ) : (
                 <Textarea
@@ -699,13 +703,11 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
                   onChange={(e) => setContent(e.target.value)}
                   disabled={readOnly}
                   className={cn(
-                    "min-h-[200px] border-0 focus-visible:ring-0 px-0 bg-transparent resize-none",
+                    "min-h-[200px] border-0 focus-visible:ring-0 px-0 bg-transparent resize-none text-sm leading-relaxed",
                     readOnly && "cursor-default"
                   )}
                 />
               )}
-              
-              {/* AI Auto-tagging Suggestions */}
               <GhostTags
                 suggestions={filteredSuggestions}
                 addedTags={labels}
@@ -713,19 +715,6 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
                 onSelectTag={handleSelectGhostTag}
                 onDismissTag={handleDismissGhostTag}
               />
-
-              {/* AI Assistant ActionBar */}
-              {!readOnly && (
-                <AIAssistantActionBar
-                  onClarify={handleClarifyDirect}
-                  onShorten={handleShortenDirect}
-                  onImprove={handleImproveDirect}
-                  onTransformMarkdown={handleTransformMarkdown}
-                  isMarkdownMode={isMarkdown}
-                  disabled={isProcessingAI || !content}
-                  className="mt-3"
-                />
-              )}
             </div>
           ) : (
             <div className="space-y-2">
@@ -742,22 +731,13 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
                     placeholder={t('notes.listItem')}
                     className="flex-1 border-0 focus-visible:ring-0 px-0 bg-transparent"
                   />
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    className="opacity-0 group-hover:opacity-100 h-8 w-8 p-0"
-                    onClick={() => handleRemoveCheckItem(item.id)}
-                  >
+                  <Button variant="ghost" size="sm" className="opacity-0 group-hover:opacity-100 h-8 w-8 p-0"
+                    onClick={() => handleRemoveCheckItem(item.id)}>
                     <X className="h-4 w-4" />
                   </Button>
                 </div>
               ))}
-              <Button
-                variant="ghost"
-                size="sm"
-                onClick={handleAddCheckItem}
-                className="text-gray-600 dark:text-gray-400"
-              >
+              <Button variant="ghost" size="sm" onClick={handleAddCheckItem} className="text-gray-600 dark:text-gray-400">
                 <Plus className="h-4 w-4 mr-1" />
                 {t('notes.addItem')}
               </Button>
@@ -837,111 +817,69 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
           )}
 
           {/* Toolbar */}
-          <div className="flex items-center justify-between pt-4 border-t">
-            <div className="flex items-center gap-2">
+          <div className="flex items-center justify-between pt-3 border-t border-border/30">
+            <div className="flex items-center gap-0.5">
               {!readOnly && (
                 <>
-                  {/* Reminder Button */}
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => setShowReminderDialog(true)}
-                    title={t('notes.setReminder')}
-                    className={currentReminder ? "text-primary" : ""}
-                  >
+                  {/* Reminder */}
+                  <Button variant="ghost" size="icon" className={cn('h-8 w-8', currentReminder && 'text-primary')}
+                    onClick={() => setShowReminderDialog(true)} title={t('notes.setReminder')}>
                     <Bell className="h-4 w-4" />
                   </Button>
-
-                  {/* Add Image Button */}
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => fileInputRef.current?.click()}
-                    title={t('notes.addImage')}
-                  >
+                  {/* Add Image */}
+                  <Button variant="ghost" size="icon" className="h-8 w-8"
+                    onClick={() => fileInputRef.current?.click()} title={t('notes.addImage')}>
                     <ImageIcon className="h-4 w-4" />
                   </Button>
 
-                  {/* Add Link Button */}
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => setShowLinkDialog(true)}
-                    title={t('notes.addLink')}
-                  >
+                  {/* Add Link */}
+                  <Button variant="ghost" size="icon" className="h-8 w-8"
+                    onClick={() => setShowLinkDialog(true)} title={t('notes.addLink')}>
                     <LinkIcon className="h-4 w-4" />
                   </Button>
 
-                  {/* AI Assistant Button */}
-                  <DropdownMenu>
-                    <DropdownMenuTrigger asChild>
-                      <Button
-                        variant="ghost"
-                        size="sm"
-                        title={t('ai.assistant')}
-                        className="text-purple-600 hover:text-purple-700 dark:text-purple-400"
-                      >
-                        <Wand2 className="h-4 w-4" />
-                      </Button>
-                    </DropdownMenuTrigger>
-                    <DropdownMenuContent align="end">
-                      <DropdownMenuItem onClick={handleGenerateTitles} disabled={isGeneratingTitles}>
-                        <Sparkles className="h-4 w-4 mr-2" />
-                        {isGeneratingTitles ? t('ai.generating') : t('ai.generateTitles')}
-                      </DropdownMenuItem>
-                      <DropdownMenuSeparator />
-                      <DropdownMenuSub>
-                        <DropdownMenuSubTrigger>
-                          <Wand2 className="h-4 w-4 mr-2" />
-                          {t('ai.reformulateText')}
-                        </DropdownMenuSubTrigger>
-                        <DropdownMenuSubContent>
-                          <DropdownMenuItem
-                            onClick={() => handleReformulate('clarify')}
-                            disabled={isReformulating}
-                          >
-                            <Sparkles className="h-4 w-4 mr-2" />
-                            {isReformulating ? t('ai.reformulating') : t('ai.clarify')}
-                          </DropdownMenuItem>
-                          <DropdownMenuItem
-                            onClick={() => handleReformulate('shorten')}
-                            disabled={isReformulating}
-                          >
-                            <Sparkles className="h-4 w-4 mr-2" />
-                            {isReformulating ? t('ai.reformulating') : t('ai.shorten')}
-                          </DropdownMenuItem>
-                          <DropdownMenuItem
-                            onClick={() => handleReformulate('improve')}
-                            disabled={isReformulating}
-                          >
-                            <Sparkles className="h-4 w-4 mr-2" />
-                            {isReformulating ? t('ai.reformulating') : t('ai.improveStyle')}
-                          </DropdownMenuItem>
-                        </DropdownMenuSubContent>
-                      </DropdownMenuSub>
-                    </DropdownMenuContent>
-                  </DropdownMenu>
+                  {/* Markdown toggle */}
+                  {note.type === 'text' && (
+                    <Button variant="ghost" size="icon"
+                      className={cn('h-8 w-8', isMarkdown && 'text-primary bg-primary/10')}
+                      onClick={() => { setIsMarkdown(!isMarkdown); if (isMarkdown) setShowMarkdownPreview(false) }}
+                      title="Markdown">
+                      <FileText className="h-4 w-4" />
+                    </Button>
+                  )}
+
+                  {/* Markdown preview toggle */}
+                  {isMarkdown && (
+                    <Button variant="ghost" size="icon" className="h-8 w-8"
+                      onClick={() => setShowMarkdownPreview(!showMarkdownPreview)}
+                      title={showMarkdownPreview ? t('general.edit') : t('notes.preview')}>
+                      <Eye className="h-4 w-4" />
+                    </Button>
+                  )}
+
+                  {/* AI Copilot */}
+                  {note.type === 'text' && aiAssistantEnabled && (
+                    <Button variant="ghost" size="sm"
+                      className={cn('h-8 gap-1.5 px-2 text-xs font-medium transition-colors', aiOpen && 'bg-primary/10 text-primary')}
+                      onClick={() => setAiOpen(!aiOpen)} title="Assistant IA">
+                      <Sparkles className="h-3.5 w-3.5" />
+                      <span className="hidden sm:inline">Assistant IA</span>
+                    </Button>
+                  )}
 
                   {/* Size Selector */}
                   <DropdownMenu>
                     <DropdownMenuTrigger asChild>
-                      <Button variant="ghost" size="sm" title={t('notes.changeSize')}>
+                      <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.changeSize')}>
                         <Maximize2 className="h-4 w-4" />
                       </Button>
                     </DropdownMenuTrigger>
                     <DropdownMenuContent>
                       <div className="flex flex-col gap-1 p-1">
-                        {['small', 'medium', 'large'].map((s) => (
-                          <Button
-                            key={s}
-                            variant="ghost"
-                            size="sm"
-                            onClick={() => setSize(s as NoteSize)}
-                            className={cn(
-                              "justify-start capitalize",
-                              size === s && "bg-accent"
-                            )}
-                          >
+                        {(['small', 'medium', 'large'] as const).map((s) => (
+                          <Button key={s} variant="ghost" size="sm"
+                            onClick={() => setSize(s)}
+                            className={cn('justify-start capitalize', size === s && 'bg-accent')}>
                             {s}
                           </Button>
                         ))}
@@ -952,34 +890,24 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
                   {/* Color Picker */}
                   <DropdownMenu>
                     <DropdownMenuTrigger asChild>
-                      <Button variant="ghost" size="sm" title={t('notes.changeColor')}>
+                      <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.changeColor')}>
                         <Palette className="h-4 w-4" />
                       </Button>
                     </DropdownMenuTrigger>
                     <DropdownMenuContent>
                       <div className="grid grid-cols-5 gap-2 p-2">
                         {Object.entries(NOTE_COLORS).map(([colorName, classes]) => (
-                          <button
-                            key={colorName}
-                            className={cn(
-                              'h-8 w-8 rounded-full border-2 transition-transform hover:scale-110',
-                              classes.bg,
-                              color === colorName ? 'border-gray-900 dark:border-gray-100' : 'border-gray-300 dark:border-gray-700'
-                            )}
-                            onClick={() => setColor(colorName)}
-                            title={colorName}
-                          />
+                          <button key={colorName}
+                            className={cn('h-7 w-7 rounded-full border-2 transition-transform hover:scale-110', classes.bg,
+                              color === colorName ? 'border-gray-900 dark:border-gray-100' : 'border-gray-300 dark:border-gray-700')}
+                            onClick={() => setColor(colorName)} title={colorName} />
                         ))}
                       </div>
                     </DropdownMenuContent>
                   </DropdownMenu>
 
                   {/* Label Manager */}
-                  <LabelManager
-                    existingLabels={labels}
-                    notebookId={note.notebookId}
-                    onUpdate={setLabels}
-                  />
+                  <LabelManager existingLabels={labels} notebookId={note.notebookId} onUpdate={setLabels} />
                 </>
               )}
               {readOnly && (
@@ -1034,14 +962,34 @@ export function NoteEditor({ note, readOnly = false, onClose }: NoteEditorProps)
             </div>
           </div>
         </div>
-        <input
-          ref={fileInputRef}
-          type="file"
-          accept="image/*"
-          multiple
-          className="hidden"
-          onChange={handleImageUpload}
-        />
+          <input
+            ref={fileInputRef}
+            type="file"
+            accept="image/*"
+            multiple
+            className="hidden"
+            onChange={handleImageUpload}
+          />
+        </div>
+
+        {/* ── AI Copilot Side Panel ── */}
+        {aiOpen && (
+          <ContextualAIChat
+            onClose={() => setAiOpen(false)}
+            noteTitle={title}
+            noteContent={content}
+            onApplyToNote={(newContent) => {
+              setPreviousContentForCopilot(content)
+              setContent(newContent)
+            }}
+            onUndoLastAction={previousContentForCopilot !== null ? () => {
+              setContent(previousContentForCopilot)
+              setPreviousContentForCopilot(null)
+            } : undefined}
+            lastActionApplied={previousContentForCopilot !== null}
+            notebooks={notebooks.map(nb => ({ id: nb.id, name: nb.name }))}
+          />
+        )}
       </DialogContent>
 
       <ReminderDialog 
diff --git a/memento-note/components/note-inline-editor.tsx b/memento-note/components/note-inline-editor.tsx
index 00aef5e..c6495c7 100644
--- a/memento-note/components/note-inline-editor.tsx
+++ b/memento-note/components/note-inline-editor.tsx
@@ -10,11 +10,6 @@ import {
   DropdownMenuSeparator,
   DropdownMenuTrigger,
 } from '@/components/ui/dropdown-menu'
-import {
-  Popover,
-  PopoverContent,
-  PopoverTrigger,
-} from '@/components/ui/popover'
 import { LabelBadge } from '@/components/label-badge'
 import { EditorConnectionsSection } from '@/components/editor-connections-section'
 import { FusionModal } from '@/components/fusion-modal'
@@ -23,9 +18,6 @@ import { useLanguage } from '@/lib/i18n'
 import { cn } from '@/lib/utils'
 import {
   updateNote,
-  togglePin,
-  toggleArchive,
-  updateColor,
   deleteNote,
   createNote,
 } from '@/app/actions/notes'
@@ -46,13 +38,7 @@ import {
   Sparkles,
   Loader2,
   Check,
-  Wand2,
-  AlignLeft,
-  Minimize2,
-  Lightbulb,
   RotateCcw,
-  Languages,
-  ChevronRight,
 } from 'lucide-react'
 import { toast } from 'sonner'
 import { MarkdownContent } from '@/components/markdown-content'
@@ -63,9 +49,13 @@ import { useTitleSuggestions } from '@/hooks/use-title-suggestions'
 import { TitleSuggestions } from '@/components/title-suggestions'
 import { useLabels } from '@/context/LabelContext'
 import { useNoteRefresh } from '@/context/NoteRefreshContext'
+import { useNotebooks } from '@/context/notebooks-context'
+import { ContextualAIChat } from '@/components/contextual-ai-chat'
 import { formatDistanceToNow } from 'date-fns'
 import { fr } from 'date-fns/locale/fr'
 import { enUS } from 'date-fns/locale/en-US'
+import { useSession } from 'next-auth/react'
+import { getAISettings } from '@/app/actions/ai-settings'
 
 interface NoteInlineEditorProps {
   note: Note
@@ -104,6 +94,20 @@ export function NoteInlineEditor({
   defaultPreviewMode = false,
 }: NoteInlineEditorProps) {
   const { t, language } = useLanguage()
+  const { data: session } = useSession()
+  const [aiAssistantEnabled, setAiAssistantEnabled] = useState(true)
+  const [autoLabelingEnabled, setAutoLabelingEnabled] = useState(true)
+
+  useEffect(() => {
+    if (session?.user?.id) {
+      import('@/app/actions/ai-settings').then(({ getAISettings }) => {
+        getAISettings(session.user.id).then(settings => {
+          setAiAssistantEnabled(settings.paragraphRefactor !== false)
+          setAutoLabelingEnabled(settings.autoLabeling !== false)
+        }).catch(err => console.error("Failed to fetch AI settings", err))
+      })
+    }
+  }, [session?.user?.id])
   const { labels: globalLabels, addLabel } = useLabels()
   const [, startTransition] = useTransition()
   const { triggerRefresh } = useNoteRefresh()
@@ -131,13 +135,14 @@ export function NoteInlineEditor({
   const [showLinkInput, setShowLinkInput] = useState(false)
   const [isAddingLink, setIsAddingLink] = useState(false)
 
-  // AI popover
+  // AI side panel
   const [aiOpen, setAiOpen] = useState(false)
   const [isProcessingAI, setIsProcessingAI] = useState(false)
-  // Undo after AI: saves content before transformation
+  // Undo after AI copilot applies content
   const [previousContent, setPreviousContent] = useState<string | null>(null)
-  // Translate sub-panel
-  const [showTranslate, setShowTranslate] = useState(false)
+
+  // Notebooks list (for copilot chat scope)
+  const { notebooks } = useNotebooks()
 
   const fileInputRef = useRef<HTMLInputElement>(null)
   const saveTimerRef = useRef<ReturnType<typeof setTimeout> | undefined>(undefined)
@@ -223,7 +228,7 @@ export function NoteInlineEditor({
   const { suggestions, isAnalyzing } = useAutoTagging({
     content: note.type === 'text' ? content : '',
     notebookId: note.notebookId,
-    enabled: note.type === 'text',
+    enabled: note.type === 'text' && autoLabelingEnabled,
   })
   const existingLabelsLower = (note.labels || []).map((l) => l.toLowerCase())
   const filteredSuggestions = suggestions.filter(
@@ -295,7 +300,7 @@ export function NoteInlineEditor({
       onChange?.(note.id, { isPinned: !prev })
       try {
         await updateNote(note.id, { isPinned: !prev }, { skipRevalidation: true })
-        toast.success(prev ? t('notes.unpinned') || 'Désépinglée' : t('notes.pinned') || 'Épinglée')
+        toast.success(prev ? t('notes.unpinned')  : t('notes.pinned') )
       } catch {
         onChange?.(note.id, { isPinned: prev })
         toast.error(t('general.error'))
@@ -390,89 +395,6 @@ export function NoteInlineEditor({
     await updateNote(note.id, { links: newLinks })
   }
 
-  // ── AI actions (called from Popover in toolbar) ───────────────────────────
-  const callAI = async (option: 'clarify' | 'shorten' | 'improve') => {
-    const wc = content.split(/\s+/).filter(Boolean).length
-    if (!content || wc < 10) {
-      toast.error(t('ai.reformulationMinWords', { count: wc }))
-      return
-    }
-    setAiOpen(false)
-    setShowTranslate(false)
-    setPreviousContent(content) // save for undo
-    setIsProcessingAI(true)
-    try {
-      const res = await fetch('/api/ai/reformulate', {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ text: content, option }),
-      })
-      const data = await res.json()
-      if (!res.ok) throw new Error(data.error || 'Failed to reformulate')
-      changeContent(data.reformulatedText || data.text)
-      scheduleSave()
-      toast.success(t('ai.reformulationApplied'))
-    } catch {
-      toast.error(t('ai.reformulationFailed'))
-      setPreviousContent(null)
-    } finally {
-      setIsProcessingAI(false)
-    }
-  }
-
-  const callTranslate = async (targetLanguage: string) => {
-    const wc = content.split(/\s+/).filter(Boolean).length
-    if (!content || wc < 3) { toast.error(t('ai.reformulationMinWords', { count: wc })); return }
-    setAiOpen(false)
-    setShowTranslate(false)
-    setPreviousContent(content)
-    setIsProcessingAI(true)
-    try {
-      const res = await fetch('/api/ai/translate', {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ text: content, targetLanguage }),
-      })
-      const data = await res.json()
-      if (!res.ok) throw new Error(data.error || 'Translation failed')
-      changeContent(data.translatedText)
-      scheduleSave()
-      toast.success(t('ai.translationApplied') || `Traduit en ${targetLanguage}`)
-    } catch {
-      toast.error(t('ai.translationFailed') || 'Traduction échouée')
-      setPreviousContent(null)
-    } finally {
-      setIsProcessingAI(false)
-    }
-  }
-
-  const handleTransformMarkdown = async () => {
-    const wc = content.split(/\s+/).filter(Boolean).length
-    if (!content || wc < 10) { toast.error(t('ai.reformulationMinWords', { count: wc })); return }
-    setAiOpen(false)
-    setShowTranslate(false)
-    setPreviousContent(content)
-    setIsProcessingAI(true)
-    try {
-      const res = await fetch('/api/ai/transform-markdown', {
-        method: 'POST',
-        headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ text: content }),
-      })
-      const data = await res.json()
-      if (!res.ok) throw new Error(data.error)
-      changeContent(data.transformedText)
-      setIsMarkdown(true)
-      scheduleSave()
-      toast.success(t('ai.transformSuccess'))
-    } catch {
-      toast.error(t('ai.transformError'))
-      setPreviousContent(null)
-    } finally {
-      setIsProcessingAI(false)
-    }
-  }
-
   // ── Checklist helpers ─────────────────────────────────────────────────────
   const handleToggleCheckItem = (id: string) => {
     const updated = checkItems.map((ci) =>
@@ -503,231 +425,98 @@ export function NoteInlineEditor({
   const dateLocale = getDateLocale(language)
 
   return (
-    <div className="flex h-full flex-col overflow-hidden">
+    <div className="flex h-full w-full overflow-hidden">
+      <div className="flex flex-1 min-w-0 flex-col overflow-hidden transition-all duration-300">
 
-      {/* ── Toolbar ────────────────────────────────────────────────────────── */}
-      <div className="flex shrink-0 items-center justify-between border-b border-border/30 px-4 py-2">
-        <div className="flex items-center gap-1">
-          {/* Image upload */}
-          <Button
-            variant="ghost" size="sm" className="h-8 w-8 p-0"
-            title={t('notes.addImage') || 'Ajouter une image'}
-            onClick={() => fileInputRef.current?.click()}
-          >
+      {/* ── Toolbar ───────────────────────────────────────────────── */}
+      <div className="flex shrink-0 items-center justify-between border-b border-border/30 px-4 py-1.5 gap-2">
+
+        {/* Left group: content tools */}
+        <div className="flex items-center gap-0.5">
+          <Button variant="ghost" size="icon" className="h-8 w-8"
+            title={t('notes.addImage') }
+            onClick={() => fileInputRef.current?.click()}>
             <ImageIcon className="h-4 w-4" />
           </Button>
           <input ref={fileInputRef} type="file" accept="image/*" multiple className="hidden" onChange={handleImageUpload} />
 
-          {/* Link */}
-          <Button
-            variant="ghost" size="sm" className="h-8 w-8 p-0"
-            title={t('notes.addLink') || 'Ajouter un lien'}
-            onClick={() => setShowLinkInput(!showLinkInput)}
-          >
+          <Button variant="ghost" size="icon" className="h-8 w-8"
+            title={t('notes.addLink') }
+            onClick={() => setShowLinkInput(!showLinkInput)}>
             <LinkIcon className="h-4 w-4" />
           </Button>
 
-          {/* Markdown toggle */}
-          <Button
-            variant="ghost" size="sm"
-            className={cn('h-8 gap-1 px-2 text-xs', isMarkdown && 'text-primary')}
+          <Button variant="ghost" size="icon"
+            className={cn('h-8 w-8', isMarkdown && 'text-primary bg-primary/10')}
             onClick={() => { setIsMarkdown(!isMarkdown); if (isMarkdown) setShowMarkdownPreview(false); scheduleSave() }}
-            title="Markdown"
-          >
-            <FileText className="h-3.5 w-3.5" />
-            <span className="hidden sm:inline">MD</span>
+            title="Markdown">
+            <FileText className="h-4 w-4" />
           </Button>
 
           {isMarkdown && (
-            <Button
-              variant="ghost" size="sm" className="h-8 gap-1 px-2 text-xs"
+            <Button variant="ghost" size="icon" className="h-8 w-8"
               onClick={() => setShowMarkdownPreview(!showMarkdownPreview)}
-            >
-              <Eye className="h-3.5 w-3.5" />
-              <span className="hidden sm:inline">{showMarkdownPreview ? t('notes.edit') || 'Éditer' : t('notes.preview') || 'Aperçu'}</span>
+              title={showMarkdownPreview ? (t('notes.edit')) : (t('notes.preview'))}>
+              <Eye className="h-4 w-4" />
             </Button>
           )}
 
-          {/* ── AI Popover (in toolbar, non-intrusive) ─────────────────────── */}
-          {note.type === 'text' && (
-            <Popover open={aiOpen} onOpenChange={(o) => { setAiOpen(o); if (!o) setShowTranslate(false) }}>
-              <PopoverTrigger asChild>
-                <Button
-                  variant="ghost" size="sm"
-                  className={cn(
-                    'h-8 gap-1.5 px-2 text-xs transition-colors',
-                    isProcessingAI && 'text-primary',
-                    aiOpen && 'bg-muted text-primary',
-                  )}
-                  disabled={isProcessingAI}
-                  title="Assistant IA"
-                >
-                  {isProcessingAI
-                    ? <Loader2 className="h-3.5 w-3.5 animate-spin" />
-                    : <Sparkles className="h-3.5 w-3.5" />
-                  }
-                  <span className="hidden sm:inline">IA</span>
-                </Button>
-              </PopoverTrigger>
-              <PopoverContent align="start" className="w-56 p-1">
-                {!showTranslate ? (
-                  <div className="flex flex-col gap-0.5">
-                    <button type="button"
-                      className="flex items-center gap-2 rounded-md px-3 py-2 text-sm hover:bg-muted text-left"
-                      onClick={() => callAI('clarify')}
-                    >
-                      <Lightbulb className="h-4 w-4 text-amber-500 shrink-0" />
-                      <div>
-                        <p className="font-medium">{t('ai.clarify') || 'Clarifier'}</p>
-                        <p className="text-[11px] text-muted-foreground">{t('ai.clarifyDesc') || 'Rendre plus clair'}</p>
-                      </div>
-                    </button>
-                    <button type="button"
-                      className="flex items-center gap-2 rounded-md px-3 py-2 text-sm hover:bg-muted text-left"
-                      onClick={() => callAI('shorten')}
-                    >
-                      <Minimize2 className="h-4 w-4 text-blue-500 shrink-0" />
-                      <div>
-                        <p className="font-medium">{t('ai.shorten') || 'Raccourcir'}</p>
-                        <p className="text-[11px] text-muted-foreground">{t('ai.shortenDesc') || 'Version concise'}</p>
-                      </div>
-                    </button>
-                    <button type="button"
-                      className="flex items-center gap-2 rounded-md px-3 py-2 text-sm hover:bg-muted text-left"
-                      onClick={() => callAI('improve')}
-                    >
-                      <AlignLeft className="h-4 w-4 text-emerald-500 shrink-0" />
-                      <div>
-                        <p className="font-medium">{t('ai.improve') || 'Améliorer'}</p>
-                        <p className="text-[11px] text-muted-foreground">{t('ai.improveDesc') || 'Meilleure rédaction'}</p>
-                      </div>
-                    </button>
-                    <button type="button"
-                      className="flex items-center justify-between gap-2 rounded-md px-3 py-2 text-sm hover:bg-muted text-left w-full"
-                      onClick={() => setShowTranslate(true)}
-                    >
-                      <div className="flex items-center gap-2">
-                        <Languages className="h-4 w-4 text-sky-500 shrink-0" />
-                        <div>
-                          <p className="font-medium">{t('ai.translate') || 'Traduire'}</p>
-                          <p className="text-[11px] text-muted-foreground">{t('ai.translateDesc') || 'Changer la langue'}</p>
-                        </div>
-                      </div>
-                      <ChevronRight className="h-3.5 w-3.5 text-muted-foreground shrink-0" />
-                    </button>
-                    <div className="my-0.5 border-t border-border/40" />
-                    <button type="button"
-                      className="flex items-center gap-2 rounded-md px-3 py-2 text-sm hover:bg-muted text-left"
-                      onClick={handleTransformMarkdown}
-                    >
-                      <Wand2 className="h-4 w-4 text-violet-500 shrink-0" />
-                      <div>
-                        <p className="font-medium">{t('ai.toMarkdown') || 'En Markdown'}</p>
-                        <p className="text-[11px] text-muted-foreground">{t('ai.toMarkdownDesc') || 'Formater en MD'}</p>
-                      </div>
-                    </button>
-                  </div>
-                ) : (
-                  <div className="flex flex-col gap-0.5">
-                    <button type="button"
-                      className="flex items-center gap-2 px-3 py-1.5 text-xs text-muted-foreground hover:text-foreground"
-                      onClick={() => setShowTranslate(false)}
-                    >
-                      <RotateCcw className="h-3 w-3" />
-                      {t('ai.translateBack') || 'Retour'}
-                    </button>
-                    <div className="my-0.5 border-t border-border/40" />
-                    {[
-                      { code: 'French', label: 'Français 🇫🇷' },
-                      { code: 'English', label: 'English 🇬🇧' },
-                      { code: 'Persian', label: 'فارسی 🇮🇷' },
-                      { code: 'Spanish', label: 'Español 🇪🇸' },
-                      { code: 'German', label: 'Deutsch 🇩🇪' },
-                      { code: 'Italian', label: 'Italiano 🇮🇹' },
-                      { code: 'Portuguese', label: 'Português 🇵🇹' },
-                      { code: 'Arabic', label: 'العربية 🇸🇦' },
-                      { code: 'Chinese', label: '中文 🇨🇳' },
-                      { code: 'Japanese', label: '日本語 🇯🇵' },
-                    ].map(({ code, label }) => (
-                      <button key={code} type="button"
-                        className="w-full rounded-md px-3 py-1.5 text-sm hover:bg-muted text-left"
-                        onClick={() => callTranslate(code)}
-                      >
-                        {label}
-                      </button>
-                    ))}
-                  </div>
-                )}
-              </PopoverContent>
-            </Popover>
+          {note.type === 'text' && aiAssistantEnabled && (
+            <Button variant="ghost" size="sm"
+              className={cn('h-8 gap-1.5 px-2 text-xs font-medium transition-colors', aiOpen && 'bg-primary/10 text-primary')}
+              onClick={() => setAiOpen(!aiOpen)}
+              title={t('ai.aiCopilot')}>
+              {isProcessingAI
+                ? <Loader2 className="h-3.5 w-3.5 animate-spin" />
+                : <Sparkles className="h-3.5 w-3.5" />}
+              <span className="hidden sm:inline">{t('ai.aiCopilot')}</span>
+            </Button>
           )}
 
-          {/* ── Undo AI button ─────────────────────────────────────────────── */}
           {previousContent !== null && (
-            <Button
-              variant="ghost" size="sm"
-              className="h-8 gap-1.5 px-2 text-xs text-amber-600 hover:text-amber-700 hover:bg-amber-50 dark:hover:bg-amber-950/30"
-              title={t('ai.undoAI') || 'Annuler transformation IA'}
-              onClick={() => {
-                changeContent(previousContent)
-                setPreviousContent(null)
-                scheduleSave()
-                toast.info(t('ai.undoApplied') || 'Texte original restauré')
-              }}
-            >
+            <Button variant="ghost" size="icon" className="h-8 w-8 text-amber-500 hover:text-amber-600"
+              title={t('ai.undoAI') }
+              onClick={() => { changeContent(previousContent); setPreviousContent(null); scheduleSave(); toast.info(t('ai.undoApplied') ) }}>
               <RotateCcw className="h-3.5 w-3.5" />
-              <span className="hidden sm:inline">{t('ai.undo') || 'Annuler IA'}</span>
             </Button>
           )}
         </div>
 
+        {/* Right group: meta actions + save indicator */}
         <div className="flex items-center gap-1">
-          {/* Save status indicator */}
           <span className="mr-1 flex items-center gap-1 text-[11px] text-muted-foreground/50 select-none">
             {isSaving ? (
-              <><Loader2 className="h-3 w-3 animate-spin" /> Sauvegarde…</>
+              <><Loader2 className="h-3 w-3 animate-spin" /> {t('notes.saving')}</>
             ) : isDirty ? (
-              <><span className="h-1.5 w-1.5 rounded-full bg-amber-400" /> Modifié</>
+              <><span className="h-1.5 w-1.5 rounded-full bg-amber-400" /> {t('notes.dirtyStatus')}</>
             ) : (
-              <><Check className="h-3 w-3 text-emerald-500" /> Sauvegardé</>
+              <><Check className="h-3 w-3 text-emerald-500" /> {t('notes.savedStatus')}</>
             )}
           </span>
 
-          {/* Pin */}
-          <Button variant="ghost" size="sm" className="h-8 w-8 p-0"
-            title={note.isPinned ? t('notes.unpin') : t('notes.pin')} onClick={handleTogglePin}>
-            <Pin className={cn('h-4 w-4', note.isPinned && 'fill-current text-primary')} />
-          </Button>
 
-          {/* Color picker */}
+
           <DropdownMenu>
             <DropdownMenuTrigger asChild>
-              <Button variant="ghost" size="sm" className="h-8 w-8 p-0" title={t('notes.changeColor')}>
+              <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.changeColor')}>
                 <Palette className="h-4 w-4" />
               </Button>
             </DropdownMenuTrigger>
             <DropdownMenuContent align="end">
               <div className="grid grid-cols-5 gap-2 p-2">
                 {Object.entries(NOTE_COLORS).map(([name, cls]) => (
-                  <button type="button"
-                    key={name}
-                    className={cn(
-                      'h-7 w-7 rounded-full border-2 transition-transform hover:scale-110',
-                      cls.bg,
-                      note.color === name ? 'border-gray-900 dark:border-gray-100' : 'border-gray-300 dark:border-gray-700'
-                    )}
-                    onClick={() => handleColorChange(name)}
-                    title={name}
-                  />
+                  <button type="button" key={name}
+                    className={cn('h-7 w-7 rounded-full border-2 transition-transform hover:scale-110', cls.bg,
+                      note.color === name ? 'border-gray-900 dark:border-gray-100' : 'border-gray-300 dark:border-gray-700')}
+                    onClick={() => handleColorChange(name)} title={name} />
                 ))}
               </div>
             </DropdownMenuContent>
           </DropdownMenu>
 
-          {/* More actions */}
           <DropdownMenu>
             <DropdownMenuTrigger asChild>
-              <Button variant="ghost" size="sm" className="h-8 w-8 p-0" title={t('notes.moreOptions')}>
+              <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.moreOptions')}>
                 <span className="text-base leading-none text-muted-foreground">⋯</span>
               </Button>
             </DropdownMenuTrigger>
@@ -759,7 +548,7 @@ export function NoteInlineEditor({
             autoFocus
           />
           <Button size="sm" disabled={!linkUrl || isAddingLink} onClick={handleAddLink}>
-            {isAddingLink ? <Loader2 className="h-4 w-4 animate-spin" /> : 'Ajouter'}
+            {isAddingLink ? <Loader2 className="h-4 w-4 animate-spin" /> : t('notes.add')}
           </Button>
           <Button variant="ghost" size="sm" className="h-8 w-8 p-0" onClick={() => { setShowLinkInput(false); setLinkUrl('') }}>
             <X className="h-4 w-4" />
@@ -785,19 +574,18 @@ export function NoteInlineEditor({
         </div>
       )}
 
-      {/* ── Scrollable editing area (takes all remaining height) ─────────── */}
-      <div className="flex flex-1 flex-col overflow-y-auto px-8 py-5">
-        {/* Title row with optional AI suggest button */}
-        <div className="group relative flex items-start gap-2 shrink-0">
+      {/* ── Scrollable editing area ── */}
+      <div className="flex flex-1 flex-col overflow-y-auto px-6 py-5">
+        {/* Title */}
+        <div className="group relative flex items-start gap-2 shrink-0 mb-1">
           <input
             type="text"
             dir="auto"
-            className="flex-1 bg-transparent text-2xl font-bold tracking-tight text-foreground outline-none placeholder:text-muted-foreground/40"
+            className="flex-1 bg-transparent text-xl font-semibold tracking-tight text-foreground outline-none placeholder:text-muted-foreground/40"
             placeholder={t('notes.titlePlaceholder') || 'Titre…'}
             value={title}
             onChange={(e) => { changeTitle(e.target.value); scheduleSave() }}
           />
-          {/* AI title suggestion — show when title is empty and there's content */}
           {!title && content.trim().split(/\s+/).filter(Boolean).length >= 5 && (
             <button type="button"
               onClick={async (e) => {
@@ -814,15 +602,13 @@ export function NoteInlineEditor({
                     const suggested = data.title || data.suggestedTitle || ''
                     if (suggested) { changeTitle(suggested); scheduleSave() }
                   }
-                } catch { /* silent */ } finally { setIsProcessingAI(false) }
+                } catch { } finally { setIsProcessingAI(false) }
               }}
               disabled={isProcessingAI}
-              className="mt-1.5 shrink-0 rounded-md p-1 text-muted-foreground/40 opacity-0 transition-all hover:bg-muted hover:text-primary group-hover:opacity-100"
-              title="Suggestion de titre par IA"
+              className="mt-1 shrink-0 rounded-md p-1 text-muted-foreground/40 opacity-0 transition-all hover:bg-muted hover:text-primary group-hover:opacity-100"
+              title={t('ai.suggestTitle')}
             >
-              {isProcessingAI
-                ? <Loader2 className="h-4 w-4 animate-spin" />
-                : <Sparkles className="h-4 w-4" />}
+              {isProcessingAI ? <Loader2 className="h-4 w-4 animate-spin" /> : <Sparkles className="h-4 w-4" />}
             </button>
           )}
         </div>
@@ -884,8 +670,8 @@ export function NoteInlineEditor({
                   dir="auto"
                   className="flex-1 w-full resize-none bg-transparent text-sm leading-relaxed text-foreground outline-none placeholder:text-muted-foreground/40"
                   placeholder={isMarkdown
-                    ? t('notes.takeNoteMarkdown') || 'Écris en Markdown…'
-                    : t('notes.takeNote') || 'Écris quelque chose…'
+                    ? t('notes.takeNoteMarkdown') 
+                    : t('notes.takeNote') 
                   }
                   value={content}
                   onChange={(e) => { changeContent(e.target.value); scheduleSave() }}
@@ -908,7 +694,7 @@ export function NoteInlineEditor({
                     dir="auto"
                     className="flex-1 bg-transparent text-sm outline-none placeholder:text-muted-foreground/40"
                     value={ci.text}
-                    placeholder={t('notes.listItem') || 'Élément…'}
+                    placeholder={t('notes.listItem') }
                     onChange={(e) => handleUpdateCheckText(ci.id, e.target.value)}
                   />
                   <button type="button" className="opacity-0 group-hover:opacity-100 transition-opacity" onClick={() => handleRemoveCheckItem(ci.id)}>
@@ -922,13 +708,13 @@ export function NoteInlineEditor({
                 onClick={handleAddCheckItem}
               >
                 <Plus className="h-4 w-4" />
-                {t('notes.addItem') || 'Ajouter un élément'}
+                {t('notes.addItem') }
               </button>
 
               {checkItems.filter((ci) => ci.checked).length > 0 && (
                 <div className="mt-3">
                   <p className="mb-1 px-2 text-xs text-muted-foreground/40 uppercase tracking-wider">
-                    Complétés ({checkItems.filter((ci) => ci.checked).length})
+                    {t('notes.completedLabel')} ({checkItems.filter((ci) => ci.checked).length})
                   </p>
                   {checkItems.filter((ci) => ci.checked).map((ci) => (
                     <div key={ci.id} className="group flex items-center gap-2 rounded-lg px-2 py-1 text-muted-foreground transition-colors hover:bg-muted/20">
@@ -964,7 +750,7 @@ export function NoteInlineEditor({
       {/* ── Footer ───────────────────────────────────────────────────────────── */}
       <div className="shrink-0 border-t border-border/20 px-8 py-2">
         <div className="flex items-center gap-3 text-[11px] text-muted-foreground/40">
-          <span>{t('notes.modified') || 'Modifiée'} {formatDistanceToNow(new Date(note.updatedAt), { addSuffix: true, locale: dateLocale })}</span>
+          <span>{t('notes.modified') } {formatDistanceToNow(new Date(note.updatedAt), { addSuffix: true, locale: dateLocale })}</span>
           <span>·</span>
           <span>{t('notes.created') || 'Créée'} {formatDistanceToNow(new Date(note.createdAt), { addSuffix: true, locale: dateLocale })}</span>
         </div>
@@ -988,6 +774,28 @@ export function NoteInlineEditor({
           notes={comparisonNotes}
         />
       )}
+      </div>
+
+      {/* ── AI Copilot Side Panel ── */}
+      {aiOpen && (
+        <ContextualAIChat
+          onClose={() => setAiOpen(false)}
+          noteTitle={title}
+          noteContent={content}
+          onApplyToNote={(newContent) => {
+            setPreviousContent(content)
+            changeContent(newContent)
+            scheduleSave()
+          }}
+          onUndoLastAction={previousContent !== null ? () => {
+            changeContent(previousContent)
+            setPreviousContent(null)
+            scheduleSave()
+          } : undefined}
+          lastActionApplied={previousContent !== null}
+          notebooks={notebooks.map(nb => ({ id: nb.id, name: nb.name }))}
+        />
+      )}
     </div>
   )
 }
diff --git a/memento-note/components/note-input.tsx b/memento-note/components/note-input.tsx
index 0d3cd29..80c59bb 100644
--- a/memento-note/components/note-input.tsx
+++ b/memento-note/components/note-input.tsx
@@ -23,6 +23,9 @@ import {
 import { createNote } from '@/app/actions/notes'
 import { fetchLinkMetadata } from '@/app/actions/scrape'
 import { CheckItem, NOTE_COLORS, NoteColor, LinkMetadata, Note } from '@/lib/types'
+import { ContextualAIChat } from './contextual-ai-chat'
+import { Maximize2, Minimize2, Sparkles } from 'lucide-react'
+import { useNotebooks } from '@/context/notebooks-context'
 import { Checkbox } from '@/components/ui/checkbox'
 import {
   Tooltip,
@@ -80,6 +83,20 @@ export function NoteInput({
 }: NoteInputProps) {
   const { labels: globalLabels, addLabel } = useLabels()
   const { data: session } = useSession()
+  const [aiAssistantEnabled, setAiAssistantEnabled] = useState(true)
+  const [autoLabelingEnabled, setAutoLabelingEnabled] = useState(true)
+
+  useEffect(() => {
+    if (session?.user?.id) {
+      import('@/app/actions/ai-settings').then(({ getAISettings }) => {
+        getAISettings(session.user.id).then(settings => {
+          setAiAssistantEnabled(settings.paragraphRefactor !== false)
+          setAutoLabelingEnabled(settings.autoLabeling !== false)
+        }).catch(err => console.error("Failed to fetch AI settings", err))
+      })
+    }
+  }, [session?.user?.id])
+
   const { t } = useLanguage()
   const searchParams = useSearchParams()
   const currentNotebookId = searchParams.get('notebook') || undefined // Get current notebook from URL
@@ -93,10 +110,14 @@ export function NoteInput({
   const [isSubmitting, setIsSubmitting] = useState(false)
   const [color, setColor] = useState<NoteColor>('default')
   const [isArchived, setIsArchived] = useState(false)
+  const [isExpandedFull, setIsExpandedFull] = useState(false)
+  const [aiOpen, setAiOpen] = useState(false)
+  const { notebooks } = useNotebooks()
   const [selectedLabels, setSelectedLabels] = useState<string[]>([])
   const [collaborators, setCollaborators] = useState<string[]>([])
   const [showCollaboratorDialog, setShowCollaboratorDialog] = useState(false)
   const fileInputRef = useRef<HTMLInputElement>(null)
+  const textareaRef = useRef<HTMLTextAreaElement>(null)
 
   // Simple state without complex undo/redo
   const [title, setTitle] = useState('')
@@ -107,6 +128,14 @@ export function NoteInput({
   const [isMarkdown, setIsMarkdown] = useState(false)
   const [showMarkdownPreview, setShowMarkdownPreview] = useState(false)
 
+  // Auto-resize textarea based on content
+  useEffect(() => {
+    const el = textareaRef.current
+    if (!el) return
+    el.style.height = 'auto'
+    el.style.height = `${el.scrollHeight}px`
+  }, [content, isExpandedFull, aiOpen])
+
   // Combine text content and link metadata for AI analysis
   const fullContentForAI = [
     content,
@@ -116,7 +145,7 @@ export function NoteInput({
   // Auto-tagging hook
   const { suggestions, isAnalyzing } = useAutoTagging({
     content: type === 'text' ? fullContentForAI : '',
-    enabled: type === 'text' && isExpanded,
+    enabled: type === 'text' && isExpanded && autoLabelingEnabled,
     notebookId: currentNotebookId
   })
 
@@ -566,163 +595,124 @@ export function NoteInput({
     setDismissedTitleSuggestions(false)
   }
 
-  const widthClass = fullWidth ? 'w-full max-w-none mx-0' : 'max-w-2xl mx-auto'
+  const collapsedWidthClass = fullWidth ? 'w-full max-w-none mx-0' : 'max-w-2xl mx-auto'
 
   if (!isExpanded) {
     return (
-      <Card className={cn('p-4 mb-8 cursor-text shadow-md hover:shadow-lg transition-shadow', widthClass)}>
-        <div className="flex items-center gap-4">
+      <div 
+        className={cn(
+          'mb-8 overflow-hidden rounded-lg border border-border bg-card shadow-[0_4px_20px_rgba(15,23,42,0.05)] transition-all duration-300 hover:shadow-[0_10px_30px_rgba(15,23,42,0.08)] cursor-text', 
+          collapsedWidthClass
+        )}
+        onClick={() => setIsExpanded(true)}
+      >
+        <div className="flex items-center gap-2 px-4 py-2">
           <Input dir="auto"
-            placeholder={t('notes.placeholder')}
-            onClick={() => setIsExpanded(true)}
+            placeholder={t('notes.placeholder') || "Créer une note..."}
             readOnly
             value=""
-            className="border-0 focus-visible:ring-0 cursor-text"
+            className="border-0 bg-transparent focus-visible:ring-0 cursor-text h-10 text-base shadow-none font-medium text-foreground placeholder:text-muted-foreground/70"
           />
-          <Button
-            variant="ghost"
-            size="sm"
-            onClick={() => {
-              setType('checklist')
-              setIsExpanded(true)
-            }}
-            title={t('notes.newChecklist')}
-          >
-            <CheckSquare className="h-5 w-5" />
-          </Button>
+          <div className="flex shrink-0 items-center gap-1 text-muted-foreground">
+             <Button
+                variant="ghost"
+                size="icon"
+                onClick={(e) => {
+                  e.stopPropagation()
+                  setType('checklist')
+                  setIsExpanded(true)
+                }}
+                title={t('notes.newChecklist')}
+                className="h-8 w-8 rounded hover:bg-muted"
+              >
+                <CheckSquare className="h-4 w-4" />
+              </Button>
+          </div>
         </div>
-      </Card>
+      </div>
     )
   }
 
   const colorClasses = NOTE_COLORS[color] || NOTE_COLORS.default
 
+  const widthClass = (aiOpen || isExpandedFull)
+    ? 'w-full max-w-6xl mx-auto'
+    : fullWidth
+    ? 'w-full mx-0'
+    : 'max-w-2xl mx-auto'
+
   return (
-    <>
-      <Card className={cn('p-4 mb-8 shadow-lg border', widthClass, colorClasses.card)}>
-        <div className="space-y-3">
-          <Input dir="auto"
+    <div className={cn(
+      'mb-8 flex flex-row items-stretch transition-all duration-300',
+      (aiOpen || isExpandedFull) ? 'max-h-[calc(100vh-180px)]' : '',
+      widthClass
+    )}>
+
+      {/* ── Note Card ── */}
+      <div className={cn(
+        'flex-1 flex flex-col overflow-hidden border border-border bg-card transition-all duration-200 relative min-w-[260px]',
+        aiOpen ? 'rounded-l-xl rounded-r-none border-r-0' : 'rounded-xl',
+        'shadow-sm focus-within:shadow-md focus-within:border-primary/40',
+        colorClasses.card
+      )}>
+
+        {/* Expand / shrink button — fixed top-right, hidden when AI panel is open */}
+        {!aiOpen && (
+          <button
+            type="button"
+            onClick={() => setIsExpandedFull(!isExpandedFull)}
+            className="absolute top-3 right-3 z-10 rounded-md p-1.5 text-muted-foreground/40 hover:bg-muted hover:text-foreground transition-colors"
+            title={isExpandedFull ? 'Réduire' : 'Agrandir'}
+          >
+            {isExpandedFull ? <Minimize2 className="h-4 w-4" /> : <Maximize2 className="h-4 w-4" />}
+          </button>
+        )}
+
+        {/* Title row */}
+        <div className="px-5 pt-5 pb-2 pr-10">
+          <input
+            dir="auto"
+            className="w-full bg-transparent text-lg font-semibold text-foreground outline-none placeholder:text-muted-foreground/40"
             placeholder={t('notes.titlePlaceholder')}
             value={title}
             onChange={(e) => setTitle(e.target.value)}
-            className="border-0 focus-visible:ring-0 text-base font-semibold"
           />
+        </div>
 
-          {/* Title Suggestions */}
-          {!title && !dismissedTitleSuggestions && titleSuggestions.length > 0 && (
+        {/* Title suggestions */}
+        {!title && !dismissedTitleSuggestions && titleSuggestions.length > 0 && (
+          <div className="px-5">
             <TitleSuggestions
               suggestions={titleSuggestions}
-              onSelect={(selectedTitle) => setTitle(selectedTitle)}
+              onSelect={(s) => setTitle(s)}
               onDismiss={() => setDismissedTitleSuggestions(true)}
             />
-          )}
-
-          {/* Image Preview */}
-          {images.length > 0 && (
-            <div className="flex flex-col gap-2">
-              {images.map((img, idx) => (
-                <div key={idx} className="relative group">
-                  <img
-                    src={img}
-                    alt={`Upload ${idx + 1}`}
-                    className="max-w-full h-auto max-h-96 object-contain rounded-lg"
-                  />
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    className="absolute top-2 right-2 h-7 w-7 p-0 bg-white/90 hover:bg-white opacity-0 group-hover:opacity-100 transition-opacity"
-                    onClick={() => setImages(images.filter((_, i) => i !== idx))}
-                  >
-                    <X className="h-4 w-4" />
-                  </Button>
-                </div>
-              ))}
-            </div>
-          )}
-
-          {/* Link Previews */}
-          {links.length > 0 && (
-            <div className="flex flex-col gap-2 mt-2">
-              {links.map((link, idx) => (
-                <div key={idx} className="relative group border rounded-lg overflow-hidden bg-white/50 dark:bg-black/20 flex">
-                  {link.imageUrl && (
-                    <div className="w-24 h-24 flex-shrink-0 bg-cover bg-center" style={{ backgroundImage: `url(${link.imageUrl})` }} />
-                  )}
-                  <div className="p-2 flex-1 min-w-0 flex flex-col justify-center">
-                    <h4 className="font-medium text-sm truncate">{link.title || link.url}</h4>
-                    {link.description && <p className="text-xs text-gray-500 truncate">{link.description}</p>}
-                    <a href={link.url} target="_blank" rel="noopener noreferrer" className="text-xs text-primary truncate hover:underline block mt-1">
-                      {new URL(link.url).hostname}
-                    </a>
-                  </div>
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    className="absolute top-1 right-1 h-6 w-6 p-0 bg-white/50 hover:bg-white opacity-0 group-hover:opacity-100 transition-opacity rounded-full"
-                    onClick={() => handleRemoveLink(idx)}
-                  >
-                    <X className="h-3 w-3" />
-                  </Button>
-                </div>
-              ))}
-            </div>
-          )}
-
-          {/* Selected Labels Display */}
-          {selectedLabels.length > 0 && (
-            <div className="flex flex-wrap gap-1 mt-2">
-              {selectedLabels.map(label => (
-                <LabelBadge
-                  key={label}
-                  label={label}
-                  onRemove={() => setSelectedLabels(prev => prev.filter(l => l !== label))}
-                />
-              ))}
-            </div>
-          )}
+          </div>
+        )}
 
+        {/* Content area — scrolls internally when constrained by max-h */}
+        <div className="px-5 pb-3 flex-1 min-h-0 overflow-y-auto">
           {type === 'text' ? (
-            <div className="space-y-2">
-              {/* Markdown toggle button */}
-              {isMarkdown && (
-                <div className="flex justify-end gap-2">
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    onClick={() => setShowMarkdownPreview(!showMarkdownPreview)}
-                    className="h-7 text-xs"
-                  >
-                    {showMarkdownPreview ? (
-                      <>
-                        <FileText className="h-3 w-3 mr-1" />
-                        {t('general.edit')}
-                      </>
-                    ) : (
-                      <>
-                        <Eye className="h-3 w-3 mr-1" />
-                        {t('general.preview')}
-                      </>
-                    )}
-                  </Button>
-                </div>
-              )}
-
+            <>
               {showMarkdownPreview && isMarkdown ? (
                 <MarkdownContent
-                  content={content || '*No content*'}
-                  className="min-h-[100px] p-3 rounded-md border border-gray-200 dark:border-gray-700 bg-gray-50 dark:bg-gray-900/50"
+                  content={content || '*Aucun contenu*'}
+                  className="min-h-[120px] py-2 text-sm"
                 />
               ) : (
-                <Textarea dir="auto"
+                <textarea
+                  ref={textareaRef}
+                  dir="auto"
+                  className={cn(
+                    'w-full resize-none bg-transparent text-sm leading-relaxed text-foreground outline-none placeholder:text-muted-foreground/40 overflow-hidden',
+                    isExpandedFull ? 'min-h-[400px]' : aiOpen ? 'min-h-[200px]' : 'min-h-[120px]'
+                  )}
                   placeholder={isMarkdown ? t('notes.markdownPlaceholder') : t('notes.placeholder')}
                   value={content}
                   onChange={(e) => setContent(e.target.value)}
-                  className="border-0 focus-visible:ring-0 min-h-[100px] resize-none"
                   autoFocus
                 />
               )}
-
-              {/* AI Auto-tagging Suggestions */}
               <GhostTags
                 suggestions={filteredSuggestions}
                 addedTags={selectedLabels}
@@ -730,379 +720,255 @@ export function NoteInput({
                 onSelectTag={handleSelectGhostTag}
                 onDismissTag={handleDismissGhostTag}
               />
-
-              {/* AI Assistant ActionBar */}
-              {type === 'text' && (
-                <AIAssistantActionBar
-                  onClarify={handleClarify}
-                  onShorten={handleShorten}
-                  onImprove={handleImprove}
-                  onTransformMarkdown={handleTransformMarkdown}
-                  isMarkdownMode={isMarkdown}
-                  disabled={isProcessingAI || !content}
-                  className="mt-3"
-                />
-              )}
-            </div>
+            </>
           ) : (
-            <div className="space-y-2">
+            <div className="space-y-1.5 py-2">
               {checkItems.map((item) => (
-                <div key={item.id} className="flex items-start gap-2 group">
-                  <Checkbox className="mt-2" />
-                  <Input dir="auto"
+                <div key={item.id} className="flex items-center gap-2 group">
+                  <Checkbox className="shrink-0" />
+                  <input
+                    dir="auto"
                     value={item.text}
                     onChange={(e) => handleUpdateCheckItem(item.id, e.target.value)}
                     placeholder={t('notes.listItem')}
-                    className="flex-1 border-0 focus-visible:ring-0"
+                    className="flex-1 bg-transparent text-sm outline-none placeholder:text-muted-foreground/40"
                     autoFocus={checkItems[checkItems.length - 1].id === item.id}
                   />
-                  <Button
-                    variant="ghost"
-                    size="sm"
-                    className="opacity-0 group-hover:opacity-100 h-8 w-8 p-0"
+                  <button
+                    type="button"
+                    className="opacity-0 group-hover:opacity-100 transition-opacity rounded p-0.5 hover:bg-muted"
                     onClick={() => handleRemoveCheckItem(item.id)}
                   >
-                    <X className="h-4 w-4" />
-                  </Button>
+                    <X className="h-3.5 w-3.5 text-muted-foreground" />
+                  </button>
                 </div>
               ))}
-              <Button
-                variant="ghost"
-                size="sm"
+              <button
+                type="button"
                 onClick={handleAddCheckItem}
-                className="text-gray-600 dark:text-gray-400 w-full justify-start"
+                className="flex items-center gap-1.5 text-sm text-muted-foreground hover:text-foreground transition-colors py-1"
               >
+                <X className="h-3.5 w-3.5 rotate-45" />
                 {t('notes.addListItem')}
-              </Button>
+              </button>
             </div>
           )}
+        </div>
 
-          <div className="flex items-center justify-between pt-2">
-            <TooltipProvider>
-              <div className="flex items-center gap-1">
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className={cn(
-                        "h-8 w-8",
-                        currentReminder && "text-primary"
-                      )}
-                      title={t('notes.remindMe')}
-                      onClick={handleReminderOpen}
-                    >
-                      <Bell className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.remindMe')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className={cn(
-                        "h-8 w-8",
-                        isMarkdown && "text-primary"
-                      )}
-                      onClick={() => {
-                        setIsMarkdown(!isMarkdown)
-                        if (isMarkdown) setShowMarkdownPreview(false)
-                      }}
-                      title={t('notes.markdown')}
-                    >
-                      <FileText className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.markdown')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className="h-8 w-8"
-                      title={t('notes.addImage')}
-                      onClick={() => fileInputRef.current?.click()}
-                    >
-                      <Image className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.addImage')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className="h-8 w-8"
-                      title={t('notes.addCollaborators')}
-                      onClick={() => setShowCollaboratorDialog(true)}
-                    >
-                      <UserPlus className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.addCollaborators')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className="h-8 w-8"
-                      onClick={() => setShowLinkDialog(true)}
-                      title={t('notes.addLink')}
-                    >
-                      <LinkIcon className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.addLink')}</TooltipContent>
-                </Tooltip>
-
-                <LabelSelector
-                  selectedLabels={selectedLabels}
-                  onLabelsChange={setSelectedLabels}
-                  triggerLabel=""
-                  align="start"
-                />
-
-                <DropdownMenu>
-                  <Tooltip>
-                    <TooltipTrigger asChild>
-                      <DropdownMenuTrigger asChild>
-                        <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.backgroundOptions')}>
-                          <Palette className="h-4 w-4" />
-                        </Button>
-                      </DropdownMenuTrigger>
-                    </TooltipTrigger>
-                    <TooltipContent>{t('notes.backgroundOptions')}</TooltipContent>
-                  </Tooltip>
-                  <DropdownMenuContent align="start" className="w-40">
-                    <div className="grid grid-cols-5 gap-2 p-2">
-                      {Object.entries(NOTE_COLORS).map(([colorName, colorClass]) => (
-                        <button
-                          key={colorName}
-                          onClick={() => setColor(colorName as NoteColor)}
-                          className={cn(
-                            'w-7 h-7 rounded-full border-2 hover:scale-110 transition-transform',
-                            colorClass.bg,
-                            color === colorName ? 'border-gray-900 dark:border-gray-100' : 'border-transparent'
-                          )}
-                          title={colorName}
-                        />
-                      ))}
-                    </div>
-                  </DropdownMenuContent>
-                </DropdownMenu>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className={cn(
-                        "h-8 w-8",
-                        isArchived && "text-yellow-600"
-                      )}
-                      onClick={() => setIsArchived(!isArchived)}
-                      title={t('notes.archive')}
-                    >
-                      <Archive className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{isArchived ? t('notes.unarchive') : t('notes.archive')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button variant="ghost" size="icon" className="h-8 w-8" title={t('notes.more')}>
-                      <MoreVertical className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.more')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className="h-8 w-8"
-                      onClick={handleUndo}
-                      disabled={historyIndex === 0}
-                    >
-                      <Undo2 className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.undoShortcut')}</TooltipContent>
-                </Tooltip>
-
-                <Tooltip>
-                  <TooltipTrigger asChild>
-                    <Button
-                      variant="ghost"
-                      size="icon"
-                      className="h-8 w-8"
-                      onClick={handleRedo}
-                      disabled={historyIndex >= history.length - 1}
-                    >
-                      <Redo2 className="h-4 w-4" />
-                    </Button>
-                  </TooltipTrigger>
-                  <TooltipContent>{t('notes.redoShortcut')}</TooltipContent>
-                </Tooltip>
+        {/* Images */}
+        {images.length > 0 && (
+          <div className="flex flex-col gap-2 px-5 pb-3">
+            {images.map((img, idx) => (
+              <div key={idx} className="relative group">
+                <img src={img} alt={`Upload ${idx + 1}`} className="max-h-64 rounded-lg object-contain" />
+                <Button variant="ghost" size="sm"
+                  className="absolute top-2 right-2 h-7 w-7 p-0 bg-background/80 opacity-0 group-hover:opacity-100 transition-opacity"
+                  onClick={() => setImages(images.filter((_, i) => i !== idx))}>
+                  <X className="h-3.5 w-3.5" />
+                </Button>
               </div>
-            </TooltipProvider>
+            ))}
+          </div>
+        )}
+
+        {/* Link previews */}
+        {links.length > 0 && (
+          <div className="flex flex-col gap-2 px-5 pb-3">
+            {links.map((link, idx) => (
+              <div key={idx} className="relative group flex overflow-hidden rounded-lg border border-border/60 bg-muted/20">
+                {link.imageUrl && (
+                  <div className="w-20 h-20 shrink-0 bg-cover bg-center" style={{ backgroundImage: `url(${link.imageUrl})` }} />
+                )}
+                <div className="flex flex-col justify-center gap-0.5 p-3 min-w-0">
+                  <p className="text-sm font-medium truncate">{link.title || link.url}</p>
+                  {link.description && <p className="text-xs text-muted-foreground line-clamp-1">{link.description}</p>}
+                  <a href={link.url} target="_blank" rel="noopener noreferrer" className="text-xs text-primary hover:underline truncate">
+                    {(() => { try { return new URL(link.url).hostname } catch { return link.url } })()}
+                  </a>
+                </div>
+                <button type="button"
+                  className="absolute top-2 right-2 rounded-full bg-background/80 p-1 opacity-0 group-hover:opacity-100 transition-opacity hover:bg-destructive/10"
+                  onClick={() => handleRemoveLink(idx)}>
+                  <X className="h-3 w-3" />
+                </button>
+              </div>
+            ))}
+          </div>
+        )}
+
+        {/* Selected labels */}
+        {selectedLabels.length > 0 && (
+          <div className="flex flex-wrap gap-1.5 px-5 pb-3">
+            {selectedLabels.map(label => (
+              <LabelBadge key={label} label={label} onRemove={() => setSelectedLabels(prev => prev.filter(l => l !== label))} />
+            ))}
+          </div>
+        )}
+
+        {/* ── Toolbar ── */}
+        <div className="flex items-center justify-between border-t border-border/30 px-3 py-2 gap-2">
+          <TooltipProvider>
+            <div className="flex items-center gap-0.5 flex-nowrap overflow-hidden flex-1 min-w-0">
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className={cn('h-8 w-8', currentReminder && 'text-primary')} onClick={handleReminderOpen}>
+                  <Bell className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.remindMe')}</TooltipContent></Tooltip>
+
+              {type === 'text' && (
+                <Tooltip><TooltipTrigger asChild>
+                  <Button variant="ghost" size="icon" className={cn('h-8 w-8', isMarkdown && 'text-primary bg-primary/10')}
+                    onClick={() => { setIsMarkdown(!isMarkdown); if (isMarkdown) setShowMarkdownPreview(false) }}>
+                    <FileText className="h-4 w-4" />
+                  </Button>
+                </TooltipTrigger><TooltipContent>{t('notes.markdown')}</TooltipContent></Tooltip>
+              )}
+
+              {type === 'text' && isMarkdown && (
+                <Tooltip><TooltipTrigger asChild>
+                  <Button variant="ghost" size="icon" className="h-8 w-8"
+                    onClick={() => setShowMarkdownPreview(!showMarkdownPreview)}>
+                    <Eye className="h-4 w-4" />
+                  </Button>
+                </TooltipTrigger><TooltipContent>{showMarkdownPreview ? t('general.edit') : t('general.preview')}</TooltipContent></Tooltip>
+              )}
+
+              {type === 'text' && aiAssistantEnabled && (
+                <Tooltip><TooltipTrigger asChild>
+                  <Button variant="ghost" size="sm"
+                    className={cn('h-8 gap-1.5 px-2 text-xs font-medium transition-colors shrink-0', aiOpen && 'bg-primary/10 text-primary')}
+                    onClick={() => setAiOpen(!aiOpen)}>
+                    <Sparkles className="h-3.5 w-3.5" />
+                    <span>Assistant IA</span>
+                  </Button>
+                </TooltipTrigger><TooltipContent>Ouvrir le copilote IA</TooltipContent></Tooltip>
+              )}
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className="h-8 w-8" onClick={() => fileInputRef.current?.click()}>
+                  <Image className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.addImage')}</TooltipContent></Tooltip>
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className="h-8 w-8" onClick={() => setShowCollaboratorDialog(true)}>
+                  <UserPlus className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.addCollaborators')}</TooltipContent></Tooltip>
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className="h-8 w-8" onClick={() => setShowLinkDialog(true)}>
+                  <LinkIcon className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.addLink')}</TooltipContent></Tooltip>
+
+              <LabelSelector selectedLabels={selectedLabels} onLabelsChange={setSelectedLabels} triggerLabel="" align="start" />
+
+              <DropdownMenu>
+                <Tooltip><TooltipTrigger asChild>
+                  <DropdownMenuTrigger asChild>
+                    <Button variant="ghost" size="icon" className="h-8 w-8">
+                      <Palette className="h-4 w-4" />
+                    </Button>
+                  </DropdownMenuTrigger>
+                </TooltipTrigger><TooltipContent>{t('notes.backgroundOptions')}</TooltipContent></Tooltip>
+                <DropdownMenuContent align="start" className="w-40">
+                  <div className="grid grid-cols-5 gap-2 p-2">
+                    {Object.entries(NOTE_COLORS).map(([colorName, colorClass]) => (
+                      <button key={colorName} onClick={() => setColor(colorName as NoteColor)}
+                        className={cn('w-7 h-7 rounded-full border-2 hover:scale-110 transition-transform', colorClass.bg,
+                          color === colorName ? 'border-gray-900 dark:border-gray-100' : 'border-transparent')}
+                        title={colorName}
+                      />
+                    ))}
+                  </div>
+                </DropdownMenuContent>
+              </DropdownMenu>
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className={cn('h-8 w-8', isArchived && 'text-amber-500')} onClick={() => setIsArchived(!isArchived)}>
+                  <Archive className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{isArchived ? t('notes.unarchive') : t('notes.archive')}</TooltipContent></Tooltip>
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className="h-8 w-8" onClick={handleUndo} disabled={historyIndex === 0}>
+                  <Undo2 className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.undoShortcut')}</TooltipContent></Tooltip>
+
+              <Tooltip><TooltipTrigger asChild>
+                <Button variant="ghost" size="icon" className="h-8 w-8" onClick={handleRedo} disabled={historyIndex >= history.length - 1}>
+                  <Redo2 className="h-4 w-4" />
+                </Button>
+              </TooltipTrigger><TooltipContent>{t('notes.redoShortcut')}</TooltipContent></Tooltip>
 
-            <div className="flex gap-2">
-              <Button
-                onClick={handleSubmit}
-                disabled={isSubmitting}
-                size="sm"
-              >
-                {isSubmitting ? t('notes.adding') : t('notes.add')}
-              </Button>
-              <Button
-                variant="ghost"
-                onClick={handleClose}
-                size="sm"
-              >
-                {t('general.close')}
-              </Button>
             </div>
+          </TooltipProvider>
+
+          <div className="flex items-center gap-2 shrink-0">
+            <Button variant="ghost" size="sm" onClick={handleClose} className="text-muted-foreground hover:text-foreground px-3 whitespace-nowrap">
+              {t('general.close')}
+            </Button>
+            <Button size="sm" onClick={handleSubmit} disabled={isSubmitting} className="px-5 font-medium whitespace-nowrap">
+              {isSubmitting ? t('notes.adding') : t('notes.add')}
+            </Button>
           </div>
         </div>
-        <input
-          ref={fileInputRef}
-          type="file"
-          accept="image/*"
-          multiple
-          className="hidden"
-          onChange={handleImageUpload}
+
+        <input ref={fileInputRef} type="file" accept="image/*" multiple className="hidden" onChange={handleImageUpload} />
+      </div>
+
+      {/* ── AI Panel — direct child of flex-row so self-stretch works ── */}
+      {aiOpen && (
+        <ContextualAIChat
+          onClose={() => setAiOpen(false)}
+          noteTitle={title}
+          noteContent={content}
+          onApplyToNote={(newContent) => setContent(newContent)}
+          lastActionApplied={false}
+          notebooks={notebooks.map(nb => ({ id: nb.id, name: nb.name }))}
+          className="border border-border border-l-0 rounded-r-xl overflow-hidden shadow-sm"
         />
-      </Card>
+      )}
 
+      {/* Dialogs */}
       <Dialog open={showReminderDialog} onOpenChange={setShowReminderDialog}>
-        <DialogContent
-          onInteractOutside={(event) => {
-            // Prevent dialog from closing when interacting with Sonner toasts
-            const target = event.target as HTMLElement;
-
-            const isSonnerElement =
-              target.closest('[data-sonner-toast]') ||
-              target.closest('[data-sonner-toaster]') ||
-              target.closest('[data-icon]') ||
-              target.closest('[data-content]') ||
-              target.closest('[data-description]') ||
-              target.closest('[data-title]') ||
-              target.closest('[data-button]');
-
-            if (isSonnerElement) {
-              event.preventDefault();
-              return;
-            }
-
-            if (target.getAttribute('data-sonner-toaster') !== null) {
-              event.preventDefault();
-              return;
-            }
-          }}
-        >
-          <DialogHeader>
-            <DialogTitle>{t('notes.setReminder')}</DialogTitle>
-          </DialogHeader>
+        <DialogContent>
+          <DialogHeader><DialogTitle>{t('notes.setReminder')}</DialogTitle></DialogHeader>
           <div className="space-y-4 py-4">
             <div className="space-y-2">
-              <label htmlFor="reminder-date" className="text-sm font-medium">
-                {t('notes.date')}
-              </label>
-              <Input dir="auto"
-                id="reminder-date"
-                type="date"
-                value={reminderDate}
-                onChange={(e) => setReminderDate(e.target.value)}
-                className="w-full"
-              />
+              <label htmlFor="reminder-date" className="text-sm font-medium">{t('notes.date')}</label>
+              <input id="reminder-date" type="date" value={reminderDate} onChange={(e) => setReminderDate(e.target.value)}
+                className="w-full rounded-md border border-input bg-background px-3 py-2 text-sm" />
             </div>
             <div className="space-y-2">
-              <label htmlFor="reminder-time" className="text-sm font-medium">
-                {t('notes.time')}
-              </label>
-              <Input dir="auto"
-                id="reminder-time"
-                type="time"
-                value={reminderTime}
-                onChange={(e) => setReminderTime(e.target.value)}
-                className="w-full"
-              />
+              <label htmlFor="reminder-time" className="text-sm font-medium">{t('notes.time')}</label>
+              <input id="reminder-time" type="time" value={reminderTime} onChange={(e) => setReminderTime(e.target.value)}
+                className="w-full rounded-md border border-input bg-background px-3 py-2 text-sm" />
             </div>
           </div>
           <DialogFooter>
-            <Button variant="ghost" onClick={() => setShowReminderDialog(false)}>
-              {t('general.cancel')}
-            </Button>
-            <Button onClick={handleReminderSave}>
-              {t('notes.setReminderButton')}
-            </Button>
+            <Button variant="ghost" onClick={() => setShowReminderDialog(false)}>{t('general.cancel')}</Button>
+            <Button onClick={handleReminderSave}>{t('notes.setReminderButton')}</Button>
           </DialogFooter>
         </DialogContent>
       </Dialog>
 
       <Dialog open={showLinkDialog} onOpenChange={setShowLinkDialog}>
-        <DialogContent
-          onInteractOutside={(event) => {
-            // Prevent dialog from closing when interacting with Sonner toasts
-            const target = event.target as HTMLElement;
-
-            const isSonnerElement =
-              target.closest('[data-sonner-toast]') ||
-              target.closest('[data-sonner-toaster]') ||
-              target.closest('[data-icon]') ||
-              target.closest('[data-content]') ||
-              target.closest('[data-description]') ||
-              target.closest('[data-title]') ||
-              target.closest('[data-button]');
-
-            if (isSonnerElement) {
-              event.preventDefault();
-              return;
-            }
-
-            if (target.getAttribute('data-sonner-toaster') !== null) {
-              event.preventDefault();
-              return;
-            }
-          }}
-        >
-          <DialogHeader>
-            <DialogTitle>{t('notes.addLink')}</DialogTitle>
-          </DialogHeader>
-          <div className="space-y-4 py-4">
-            <Input dir="auto"
-              placeholder="https://example.com"
-              value={linkUrl}
+        <DialogContent>
+          <DialogHeader><DialogTitle>{t('notes.addLink')}</DialogTitle></DialogHeader>
+          <div className="py-4">
+            <input type="url" placeholder="https://example.com" value={linkUrl}
               onChange={(e) => setLinkUrl(e.target.value)}
-              onKeyDown={(e) => {
-                if (e.key === 'Enter') {
-                  e.preventDefault()
-                  handleAddLink()
-                }
-              }}
+              onKeyDown={(e) => { if (e.key === 'Enter') { e.preventDefault(); handleAddLink() } }}
               autoFocus
-            />
+              className="w-full rounded-md border border-input bg-background px-3 py-2 text-sm outline-none focus:border-primary" />
           </div>
           <DialogFooter>
-            <Button variant="ghost" onClick={() => setShowLinkDialog(false)}>
-              {t('general.cancel')}
-            </Button>
-            <Button onClick={handleAddLink}>
-              {t('general.add')}
-            </Button>
+            <Button variant="ghost" onClick={() => setShowLinkDialog(false)}>{t('general.cancel')}</Button>
+            <Button onClick={handleAddLink}>{t('general.add')}</Button>
           </DialogFooter>
         </DialogContent>
       </Dialog>
@@ -1116,6 +982,6 @@ export function NoteInput({
         onCollaboratorsChange={setCollaborators}
         initialCollaborators={collaborators}
       />
-    </>
+    </div>
   )
-}
\ No newline at end of file
+}
diff --git a/memento-note/components/notebooks-list.tsx b/memento-note/components/notebooks-list.tsx
index 4dfa476..00405b4 100644
--- a/memento-note/components/notebooks-list.tsx
+++ b/memento-note/components/notebooks-list.tsx
@@ -153,7 +153,7 @@ export function NotebooksList() {
                         style={notebook.color ? { color: notebook.color } : undefined}
                       />
                       <span
-                        className={cn("text-sm font-medium tracking-wide truncate min-w-0", !notebook.color && "text-primary dark:text-primary-foreground")}
+                        className={cn("text-[15px] font-medium tracking-wide truncate min-w-0", !notebook.color && "text-primary dark:text-primary-foreground")}
                         style={notebook.color ? { color: notebook.color } : undefined}
                       >
                         {notebook.name}
@@ -241,7 +241,7 @@ export function NotebooksList() {
                     )}
                   >
                     <NotebookIcon className="w-5 h-5 flex-shrink-0" />
-                    <span className="text-sm font-medium tracking-wide truncate min-w-0 text-start">{notebook.name}</span>
+                    <span className="text-[15px] font-medium tracking-wide truncate min-w-0 text-start">{notebook.name}</span>
                     {(notebook as any).notesCount > 0 && (
                       <span className="text-xs text-gray-400 ms-2 flex-shrink-0">({new Intl.NumberFormat(language).format((notebook as any).notesCount)})</span>
                     )}
diff --git a/memento-note/components/notes-tabs-view.tsx b/memento-note/components/notes-tabs-view.tsx
index c1502be..6c2b38f 100644
--- a/memento-note/components/notes-tabs-view.tsx
+++ b/memento-note/components/notes-tabs-view.tsx
@@ -158,12 +158,12 @@ function SortableNoteListItem({
       ref={setNodeRef}
       style={style}
       className={cn(
-        'group relative flex cursor-pointer select-none items-stretch gap-0 rounded-xl transition-all duration-150',
-        'border',
+        'group relative flex cursor-pointer select-none items-stretch gap-0 transition-all duration-150',
+        'border-b border-border/40 last:border-b-0',
         selected
-          ? 'border-primary/20 bg-primary/5 dark:bg-primary/10 shadow-sm'
-          : 'border-transparent hover:border-border/60 hover:bg-muted/50',
-        isDragging && 'opacity-80 shadow-xl ring-2 ring-primary/30'
+          ? 'bg-primary/5 dark:bg-primary/10 shadow-sm'
+          : 'hover:bg-muted/50',
+        isDragging && 'opacity-80 shadow-xl ring-2 ring-primary/30 rounded-lg'
       )}
       onClick={onSelect}
       role="option"
@@ -172,7 +172,7 @@ function SortableNoteListItem({
       {/* Color accent bar */}
       <div
         className={cn(
-          'w-1 shrink-0 rounded-s-xl transition-all duration-200',
+          'w-1 shrink-0 transition-all duration-200',
           selected ? COLOR_ACCENT[ck] : 'bg-transparent group-hover:bg-border/40'
         )}
       />
@@ -213,7 +213,7 @@ function SortableNoteListItem({
         <div className="flex items-center gap-2">
           <p
             className={cn(
-              'truncate text-sm font-medium transition-colors',
+              'truncate text-base font-heading font-medium transition-colors',
               selected ? 'text-foreground' : 'text-foreground/80 group-hover:text-foreground'
             )}
           >
@@ -290,13 +290,28 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
             ...fresh,
             title: p.title,
             content: p.content,
+            checkItems: p.checkItems,
+            isMarkdown: p.isMarkdown,
             // Always use server labels if different (for global label changes)
             labels: labelsChanged ? fresh.labels : p.labels
           }
         })
       }
-      // Different set (add/remove): full sync
-      return notes
+      // Different set (add/remove) or reordered from server: full sync
+      // CRITICAL: We MUST preserve local text edits so inline editor state isn't lost
+      return notes.map((fresh) => {
+        const local = prev.find((p) => p.id === fresh.id)
+        if (!local) return fresh
+        const labelsChanged = JSON.stringify(fresh.labels?.sort()) !== JSON.stringify(local.labels?.sort())
+        return {
+          ...fresh,
+          title: local.title,
+          content: local.content,
+          checkItems: local.checkItems,
+          isMarkdown: local.isMarkdown,
+          labels: labelsChanged ? fresh.labels : local.labels
+        }
+      })
     })
   }, [notes])
 
@@ -350,7 +365,11 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
           skipRevalidation: true 
         })
         if (!newNote) return
-        setItems((prev) => [newNote, ...prev])
+        setItems((prev) => {
+          const pinned = prev.filter(n => n.isPinned)
+          const unpinned = prev.filter(n => !n.isPinned)
+          return [...pinned, newNote, ...unpinned]
+        })
         setSelectedId(newNote.id)
         triggerRefresh()
       } catch {
@@ -359,16 +378,7 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
     })
   }
 
-  if (items.length === 0) {
-    return (
-      <div
-        className="flex min-h-[240px] flex-col items-center justify-center rounded-2xl border border-dashed border-border/80 bg-muted/20 px-6 py-12 text-center"
-        data-testid="notes-grid-tabs-empty"
-      >
-        <p className="max-w-md text-sm text-muted-foreground">{t('notes.emptyStateTabs')}</p>
-      </div>
-    )
-  }
+
 
   return (
     <div
@@ -408,33 +418,42 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
           role="listbox"
           aria-label={t('notes.viewTabs')}
         >
-          <DndContext
-            id="notes-tabs-dnd"
-            sensors={sensors}
-            collisionDetection={closestCenter}
-            onDragEnd={handleDragEnd}
-          >
-            <SortableContext
-              items={items.map((n) => n.id)}
-              strategy={verticalListSortingStrategy}
-            >
-              <div className="flex flex-col gap-0.5">
-                {items.map((note) => (
-                  <SortableNoteListItem
-                    key={note.id}
-                    note={note}
-                    selected={note.id === selectedId}
-                    onSelect={() => setSelectedId(note.id)}
-                    onDelete={() => setNoteToDelete(note)}
-                    reorderLabel={t('notes.reorderTabs')}
-                    deleteLabel={t('notes.delete')}
-                    language={language}
-                    untitledLabel={t('notes.untitled')}
-                  />
-                ))}
+          {items.length === 0 ? (
+            <div className="flex flex-col items-center justify-center py-12 px-4 text-center">
+              <div className="mb-3 rounded-full bg-background p-3 shadow-sm border border-border/50">
+                <FileText className="h-5 w-5 text-muted-foreground/40" />
               </div>
-            </SortableContext>
-          </DndContext>
+              <p className="text-sm font-medium text-muted-foreground">{t('notes.emptyStateTabs') || 'Aucune note'}</p>
+            </div>
+          ) : (
+            <DndContext
+              id="notes-tabs-dnd"
+              sensors={sensors}
+              collisionDetection={closestCenter}
+              onDragEnd={handleDragEnd}
+            >
+              <SortableContext
+                items={items.map((n) => n.id)}
+                strategy={verticalListSortingStrategy}
+              >
+                <div className="flex flex-col gap-0.5">
+                  {items.map((note) => (
+                    <SortableNoteListItem
+                      key={note.id}
+                      note={note}
+                      selected={note.id === selectedId}
+                      onSelect={() => setSelectedId(note.id)}
+                      onDelete={() => setNoteToDelete(note)}
+                      reorderLabel={t('notes.reorderTabs')}
+                      deleteLabel={t('notes.delete')}
+                      language={language}
+                      untitledLabel={t('notes.untitled')}
+                    />
+                  ))}
+                </div>
+              </SortableContext>
+            </DndContext>
+          )}
         </div>
       </div>
 
@@ -467,8 +486,18 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
           />
         </div>
       ) : (
-        <div className="flex flex-1 items-center justify-center text-muted-foreground/40">
-          <p className="text-sm">{t('notes.selectNote') || 'Sélectionnez une note'}</p>
+        <div className="flex min-w-0 flex-1 items-center justify-center bg-muted/10 border-l border-border/40">
+          <div className="text-center px-6">
+            <div className="mx-auto mb-4 flex h-16 w-16 items-center justify-center rounded-2xl bg-background shadow-sm border border-border/50">
+              <FileText className="h-8 w-8 text-muted-foreground/30" />
+            </div>
+            <h3 className="text-lg font-heading font-medium text-foreground">{items.length === 0 ? 'Carnet vide' : 'Aucune note sélectionnée'}</h3>
+            <p className="mt-2 text-sm text-muted-foreground max-w-sm mx-auto">
+              {items.length === 0 
+                ? "Ce carnet ne contient aucune note. Cliquez sur le bouton + pour en créer une." 
+                : "Sélectionnez une note dans la liste à gauche ou créez-en une nouvelle."}
+            </p>
+          </div>
         </div>
       )}
 
@@ -495,7 +524,7 @@ export function NotesTabsView({ notes, onEdit, currentNotebookId }: NotesTabsVie
               onClick={async () => {
                 if (!noteToDelete) return
                 try {
-                  await deleteNote(noteToDelete.id)
+                  await deleteNote(noteToDelete.id, { skipRevalidation: true })
                   setItems((prev) => prev.filter((n) => n.id !== noteToDelete.id))
                   setSelectedId((prev) => (prev === noteToDelete.id ? null : prev))
                   setNoteToDelete(null)
diff --git a/memento-note/components/sidebar.tsx b/memento-note/components/sidebar.tsx
index 20641bd..62cb6ef 100644
--- a/memento-note/components/sidebar.tsx
+++ b/memento-note/components/sidebar.tsx
@@ -101,7 +101,7 @@ export function Sidebar({ className, user }: { className?: string, user?: any })
       href={href}
       className={cn(
         "flex items-center gap-4 px-6 py-3 rounded-e-full me-2 transition-colors",
-        "text-sm font-medium tracking-wide",
+        "text-[15px] font-medium tracking-wide",
         active
           ? "bg-primary/10 text-primary dark:bg-primary/20 dark:text-primary-foreground"
           : "text-muted-foreground hover:bg-muted/50 dark:hover:bg-muted/30"
@@ -135,34 +135,9 @@ export function Sidebar({ className, user }: { className?: string, user?: any })
           label={t('sidebar.notes') || 'Notes'}
           active={isActive('/')}
         />
-        <NavItem
-          href="/reminders"
-          icon={Bell}
-          label={t('sidebar.reminders') || 'Rappels'}
-          active={isActive('/reminders')}
-        />
-        {pathname === '/' && homeBridge?.controls?.isTabsMode && (
-          <TooltipProvider delayDuration={200}>
-            <Tooltip>
-              <TooltipTrigger asChild>
-                <Button
-                  type="button"
-                  className="w-full justify-start gap-3 rounded-e-full ps-4 pe-3 font-medium shadow-sm"
-                  onClick={() => homeBridge.controls?.openNoteComposer()}
-                >
-                  <Plus className="h-5 w-5 shrink-0" />
-                  <span className="truncate">{t('sidebar.newNoteTabs')}</span>
-                  <Sparkles className="ms-auto h-4 w-4 shrink-0 text-primary" aria-hidden />
-                </Button>
-              </TooltipTrigger>
-              <TooltipContent side="right" className="max-w-[240px]">
-                {t('sidebar.newNoteTabsHint')}
-              </TooltipContent>
-            </Tooltip>
-          </TooltipProvider>
-        )}
       </div>
 
+
       {/* Notebooks Section */}
       <div className="flex flex-col mt-2">
         <NotebooksList />
@@ -206,7 +181,13 @@ export function Sidebar({ className, user }: { className?: string, user?: any })
       )}
 
       {/* Archive & Trash */}
-      <div className="flex flex-col mt-2 border-t border-transparent">
+      <div className="flex flex-col mt-auto pb-4 border-t border-transparent">
+        <NavItem
+          href="/reminders"
+          icon={Bell}
+          label={t('sidebar.reminders') || 'Rappels'}
+          active={isActive('/reminders')}
+        />
         <NavItem
           href="/archive"
           icon={Archive}
diff --git a/memento-note/hooks/use-web-search-available.ts b/memento-note/hooks/use-web-search-available.ts
new file mode 100644
index 0000000..c397ce4
--- /dev/null
+++ b/memento-note/hooks/use-web-search-available.ts
@@ -0,0 +1,18 @@
+import { useEffect, useState } from 'react'
+
+/**
+ * Checks whether web search tools are configured on the server.
+ * Calls the existing /api/ai/config endpoint and looks for relevant keys.
+ */
+export function useWebSearchAvailable(): boolean {
+  const [available, setAvailable] = useState(false)
+
+  useEffect(() => {
+    fetch('/api/ai/web-search-available')
+      .then(r => r.ok ? r.json() : { available: false })
+      .then(d => setAvailable(!!d.available))
+      .catch(() => setAvailable(false))
+  }, [])
+
+  return available
+}
diff --git a/memento-note/lib/ai/factory.ts b/memento-note/lib/ai/factory.ts
index 32f5856..d05a0e6 100644
--- a/memento-note/lib/ai/factory.ts
+++ b/memento-note/lib/ai/factory.ts
@@ -164,8 +164,6 @@ export function getChatProvider(config?: Record<string, string>): AIProvider {
   const modelName = (
     config?.AI_MODEL_CHAT ||
     process.env.AI_MODEL_CHAT ||
-    config?.AI_MODEL_TAGS ||
-    process.env.AI_MODEL_TAGS ||
     'granite4:latest'
   );
   const embeddingModelName = config?.AI_MODEL_EMBEDDING || process.env.AI_MODEL_EMBEDDING || 'embeddinggemma:latest';
diff --git a/memento-note/locales/ar.json b/memento-note/locales/ar.json
index 0f4fb44..53b9265 100644
--- a/memento-note/locales/ar.json
+++ b/memento-note/locales/ar.json
@@ -81,7 +81,30 @@
       "noModels": "لا توجد نماذج. انقر على ↺",
       "modelsAvailable": "{count} نموذج متاح",
       "enterUrlToLoad": "أدخل الرابط وانقر على ↺ لتحميل النماذج",
-      "currentProvider": "(الحالي: {provider})"
+      "currentProvider": "(الحالي: {provider})",
+      "pageTitle": "إدارة الذكاء الاصطناعي",
+      "pageDescription": "مراقبة وتكوين ميزات الذكاء الاصطناعي",
+      "configure": "تكوين",
+      "features": "ميزات الذكاء الاصطناعي",
+      "providerStatus": "حالة مزودي الذكاء الاصطناعي",
+      "recentRequests": "طلبات الذكاء الاصطناعي الأخيرة",
+      "comingSoon": "قريباً",
+      "activeFeatures": "الميزات النشطة",
+      "successRate": "معدل النجاح",
+      "avgResponseTime": "متوسط وقت الاستجابة",
+      "configuredProviders": "المزودون المكوّنون",
+      "settingUpdated": "تم تحديث الإعداد",
+      "updateFailedShort": "فشل في التحديث",
+      "titleSuggestions": "اقتراحات العناوين",
+      "titleSuggestionsDesc": "يقترح عناوين للملاحظات بعد 50+ كلمة",
+      "aiAssistant": "مساعد الذكاء الاصطناعي",
+      "aiAssistantDesc": "تفعيل المحادثة مع الذكاء الاصطناعي وأدوات تحسين النص",
+      "memoryEchoFeature": "لاحظت شيئاً ما...",
+      "memoryEchoFeatureDesc": "تحليل يومي للروابط بين ملاحظاتك",
+      "languageDetection": "اكتشاف اللغة",
+      "languageDetectionDesc": "يكتشف تلقائياً لغة كل ملاحظة",
+      "autoLabeling": "التصنيف التلقائي",
+      "autoLabelingDesc": "يقترح ويطبق التصنيفات تلقائياً"
     },
     "aiTest": {
       "description": "اختبر مزودي الذكاء الاصطناعي لتوليد الوسوم وتضمينات البحث الدلالي",
@@ -195,7 +218,9 @@
         "email": "البريد الإلكتروني",
         "name": "الاسم",
         "role": "الدور"
-      }
+      },
+      "title": "المستخدمون",
+      "description": "إدارة مستخدمي التطبيق والصلاحيات"
     },
     "chat": "AI Chat",
     "lab": "The Lab",
@@ -231,7 +256,18 @@
       "testing": "جارٍ الاختبار...",
       "testSearch": "اختبار البحث على الويب"
     },
-    "settingsDescription": "تكوين الإعدادات العامة للتطبيق"
+    "settingsDescription": "تكوين الإعدادات العامة للتطبيق",
+    "dashboard": {
+      "title": "لوحة التحكم",
+      "description": "نظرة عامة على مقاييس التطبيق",
+      "recentActivity": "النشاط الأخير",
+      "recentActivityPlaceholder": "سيتم عرض النشاط الأخير هنا."
+    },
+    "error": {
+      "title": "حدث خطأ في الإدارة",
+      "description": "فشل عرض هذه الصفحة. يمكنك إعادة المحاولة.",
+      "retry": "إعادة المحاولة"
+    }
   },
   "ai": {
     "analyzing": "الذكاء الاصطناعي يحلل...",
@@ -322,7 +358,57 @@
     "translationFailed": "فشلت الترجمة",
     "undo": "تراجع عن الذكاء الاصطناعي",
     "undoAI": "تراجع عن تحويل الذكاء الاصطناعي",
-    "undoApplied": "تم استعادة النص الأصلي"
+    "undoApplied": "تم استعادة النص الأصلي",
+    "minWordsError": "يجب أن تحتوي الملاحظة على 5 كلمات على الأقل لاستخدام إجراءات الذكاء الاصطناعي.",
+    "genericError": "خطأ في الذكاء الاصطناعي",
+    "actionError": "خطأ أثناء تنفيذ إجراء الذكاء الاصطناعي",
+    "appliedToNote": "تم التطبيق في الملاحظة",
+    "applyToNote": "تطبيق في الملاحظة",
+    "undoLastAction": "إلغاء آخر إجراء ذكاء اصطناعي",
+    "selectContext": "اختيار السياق...",
+    "selectNotebook": "اختيار دفتر",
+    "chatPlaceholder": "اطلب من الذكاء الاصطناعي تعديل أو تلخيص أو صياغة...",
+    "assistantTitle": "مساعد الذكاء الاصطناعي",
+    "currentNote": "الملاحظة الحالية",
+    "shrinkPanel": "تصغير اللوحة",
+    "expandPanel": "توسيع اللوحة",
+    "chatTab": "دردشة",
+    "noteActions": "إجراءات الملاحظة",
+    "askToStart": "اطرح سؤالاً على المساعد للبدء.",
+    "contextLabel": "السياق",
+    "thisNote": "هذه الملاحظة",
+    "allMyNotes": "جميع ملاحظاتي",
+    "notebookGeneric": "دفتر",
+    "writingTone": "نبرة الكتابة",
+    "askAboutThisNote": "اسأل الذكاء الاصطناعي عن هذه الملاحظة...",
+    "askAboutYourNotes": "اسأل الذكاء الاصطناعي عن ملاحظاتك...",
+    "webSearchLabel": "بحث الويب",
+    "newLineHint": "Shift+Enter = سطر جديد",
+    "resultLabel": "النتيجة",
+    "discardAction": "تجاهل",
+    "transformationsDesc": "التحويلات — مطبقة مباشرة في الملاحظة",
+    "writeMinWordsAction": "اكتب 5 كلمات على الأقل لتفعيل إجراءات الذكاء الاصطناعي.",
+    "processingAction": "جاري المعالجة...",
+    "action": {
+      "clarify": "توضيح",
+      "shorten": "تقصير",
+      "improve": "تحسين",
+      "toMarkdown": "إلى Markdown"
+    },
+    "openAssistant": "فتح مساعد الذكاء الاصطناعي",
+    "poweredByMomento": "مدعوم من Momento AI",
+    "welcomeMsg": "مرحبًا! أنا مساعدك الذكي. كيف يمكنني مساعدتك في ملاحظاتك اليوم؟ يمكنني تحسين النبرة أو توسيع الرسائل أو تلخيص المحتوى.",
+    "summaryLast5": "ملخص آخر 5 ملاحظات",
+    "analyzingProgress": "جاري التحليل...",
+    "generateInsightsBtn": "إنشاء رؤى",
+    "newDiscussion": "نقاش جديد",
+    "noRecentConversations": "لا توجد محادثات حديثة.",
+    "discussionContextLabel": "سياق النقاش",
+    "webSearchNotConfigured": "بحث الويب (غير مكوّن)",
+    "historyTab": "السجل",
+    "insightsTab": "رؤى",
+    "aiCopilot": "مساعد ذكي",
+    "suggestTitle": "اقتراح عنوان بالذكاء الاصطناعي"
   },
   "aiSettings": {
     "description": "تكوين ميزاتك وتفضيلاتك المدعومة بالذكاء الاصطناعي",
@@ -884,7 +970,12 @@
     "viewModeGroup": "وضع عرض الملاحظات",
     "reorderTabs": "إعادة ترتيب علامة التبويب",
     "modified": "معدلة",
-    "created": "منشأة"
+    "created": "منشأة",
+    "loading": "جاري التحميل...",
+    "exportPDF": "تصدير PDF",
+    "savedStatus": "تم الحفظ",
+    "dirtyStatus": "معدّل",
+    "completedLabel": "مكتمل"
   },
   "pagination": {
     "next": "→",
@@ -976,7 +1067,8 @@
     "searchPlaceholder": "Search your notes...",
     "searching": "Searching...",
     "semanticInProgress": "AI search in progress...",
-    "semanticTooltip": "AI semantic search"
+    "semanticTooltip": "AI semantic search",
+    "disabledAdmin": "البحث معطل في وضع المسؤول"
   },
   "semanticSearch": {
     "exactMatch": "تطابق تام",
@@ -1417,5 +1509,9 @@
     "markUndone": "وضع علامة غير مكتمل",
     "todayAt": "اليوم في {time}",
     "tomorrowAt": "غداً في {time}"
+  },
+  "lab": {
+    "initializing": "تهيئة المساحة",
+    "loadingIdeas": "جاري تحميل أفكارك..."
   }
 }
diff --git a/memento-note/locales/de.json b/memento-note/locales/de.json
index 21bd366..51b6bbf 100644
--- a/memento-note/locales/de.json
+++ b/memento-note/locales/de.json
@@ -81,7 +81,30 @@
       "noModels": "Keine Modelle. Klicken Sie auf ↺",
       "modelsAvailable": "{count} Modell(e) verfügbar",
       "enterUrlToLoad": "URL eingeben und ↺ klicken",
-      "currentProvider": "(Aktuell: {provider})"
+      "currentProvider": "(Aktuell: {provider})",
+      "pageTitle": "KI-Verwaltung",
+      "pageDescription": "KI-Funktionen überwachen und konfigurieren",
+      "configure": "Konfigurieren",
+      "features": "KI-Funktionen",
+      "providerStatus": "KI-Anbieter Status",
+      "recentRequests": "Letzte KI-Anfragen",
+      "comingSoon": "Demnächst verfügbar",
+      "activeFeatures": "Aktive Funktionen",
+      "successRate": "Erfolgsrate",
+      "avgResponseTime": "Durchschn. Antwortzeit",
+      "configuredProviders": "Konfigurierte Anbieter",
+      "settingUpdated": "Einstellung aktualisiert",
+      "updateFailedShort": "Aktualisierung fehlgeschlagen",
+      "titleSuggestions": "Titelvorschläge",
+      "titleSuggestionsDesc": "Schlägt Titel für Notizen nach 50+ Wörtern vor",
+      "aiAssistant": "KI-Assistent",
+      "aiAssistantDesc": "Aktiviert KI-Chat und Textverbesserung",
+      "memoryEchoFeature": "Mir ist aufgefallen...",
+      "memoryEchoFeatureDesc": "Tägliche Analyse von Verbindungen zwischen Notizen",
+      "languageDetection": "Spracherkennung",
+      "languageDetectionDesc": "Erkennt automatisch die Sprache jeder Notiz",
+      "autoLabeling": "Automatische Beschriftung",
+      "autoLabelingDesc": "Schlägt Labels vor und wendet sie automatisch an"
     },
     "aiTest": {
       "description": "Testen Sie Ihre KI-Anbieter für Tag-Generierung und semantische Such-Embeddings",
@@ -195,7 +218,9 @@
         "email": "E-Mail",
         "name": "Name",
         "role": "Rolle"
-      }
+      },
+      "title": "Benutzer",
+      "description": "Benutzer und Berechtigungen verwalten"
     },
     "chat": "AI Chat",
     "lab": "The Lab",
@@ -231,7 +256,18 @@
       "testing": "Test läuft...",
       "testSearch": "Websuche testen"
     },
-    "settingsDescription": "Anwendungseinstellungen konfigurieren"
+    "settingsDescription": "Anwendungseinstellungen konfigurieren",
+    "dashboard": {
+      "title": "Dashboard",
+      "description": "Übersicht der Anwendungsmetriken",
+      "recentActivity": "Letzte Aktivität",
+      "recentActivityPlaceholder": "Letzte Aktivitäten werden hier angezeigt."
+    },
+    "error": {
+      "title": "Ein Fehler ist aufgetreten",
+      "description": "Seite konnte nicht gerendert werden. Bitte versuchen Sie es erneut.",
+      "retry": "Erneut versuchen"
+    }
   },
   "ai": {
     "analyzing": "KI analysiert...",
@@ -322,7 +358,57 @@
     "translationFailed": "Übersetzung fehlgeschlagen",
     "undo": "KI rückgängig machen",
     "undoAI": "KI-Transformation rückgängig machen",
-    "undoApplied": "Originaltext wiederhergestellt"
+    "undoApplied": "Originaltext wiederhergestellt",
+    "minWordsError": "Die Notiz muss mindestens 5 Wörter enthalten, um KI-Aktionen zu nutzen.",
+    "genericError": "KI-Fehler",
+    "actionError": "Fehler bei der KI-Aktion",
+    "appliedToNote": "In Notiz angewendet",
+    "applyToNote": "In Notiz anwenden",
+    "undoLastAction": "Letzte KI-Aktion rückgängig machen",
+    "selectContext": "Kontext auswählen...",
+    "selectNotebook": "Notizbuch auswählen",
+    "chatPlaceholder": "KI zum Bearbeiten, Zusammenfassen oder Entwerfen bitten...",
+    "assistantTitle": "KI-Assistent",
+    "currentNote": "Aktuelle Notiz",
+    "shrinkPanel": "Panel verkleinern",
+    "expandPanel": "Panel vergrößern",
+    "chatTab": "Chat",
+    "noteActions": "Notiz-Aktionen",
+    "askToStart": "Stellen Sie dem Assistenten eine Frage, um zu beginnen.",
+    "contextLabel": "Kontext",
+    "thisNote": "Diese Notiz",
+    "allMyNotes": "Alle meine Notizen",
+    "notebookGeneric": "Notizbuch",
+    "writingTone": "Schreibstil",
+    "askAboutThisNote": "Fragen Sie die KI etwas über diese Notiz...",
+    "askAboutYourNotes": "Fragen Sie die KI etwas über Ihre Notizen...",
+    "webSearchLabel": "Websuche",
+    "newLineHint": "Shift+Enter = neue Zeile",
+    "resultLabel": "Ergebnis",
+    "discardAction": "Verwerfen",
+    "transformationsDesc": "Transformationen — direkt in der Notiz angewendet",
+    "writeMinWordsAction": "Schreibe mindestens 5 Wörter, um KI-Aktionen zu aktivieren.",
+    "processingAction": "Verarbeitung...",
+    "action": {
+      "clarify": "Klären",
+      "shorten": "Kürzen",
+      "improve": "Verbessern",
+      "toMarkdown": "Zu Markdown"
+    },
+    "openAssistant": "KI-Assistenten öffnen",
+    "poweredByMomento": "Angetrieben von Momento AI",
+    "welcomeMsg": "Hallo! Ich bin dein KI-Assistent. Wie kann ich dir heute mit deinen Notizen helfen? Ich kann den Ton verfeinern, Nachrichten erweitern oder Inhalte zusammenfassen.",
+    "summaryLast5": "Zusammenfassung deiner letzten 5 Notizen",
+    "analyzingProgress": "Analyse läuft...",
+    "generateInsightsBtn": "Einblicke generieren",
+    "newDiscussion": "Neue Diskussion",
+    "noRecentConversations": "Keine aktuellen Gespräche.",
+    "discussionContextLabel": "Diskussionskontext",
+    "webSearchNotConfigured": "Websuche (Nicht konfiguriert)",
+    "historyTab": "Verlauf",
+    "insightsTab": "Einblicke",
+    "aiCopilot": "KI-Copilot",
+    "suggestTitle": "KI-Titelvorschlag"
   },
   "aiSettings": {
     "description": "Konfigurieren Sie Ihre KI-gesteuerten Funktionen und Präferenzen",
@@ -907,7 +993,12 @@
     "viewModeGroup": "Notizen-Anzeigemodus",
     "reorderTabs": "Tab umsortieren",
     "modified": "Geändert",
-    "created": "Erstellt"
+    "created": "Erstellt",
+    "loading": "Laden...",
+    "exportPDF": "PDF exportieren",
+    "savedStatus": "Gespeichert",
+    "dirtyStatus": "Geändert",
+    "completedLabel": "Erledigt"
   },
   "pagination": {
     "next": "→",
@@ -999,7 +1090,8 @@
     "searchPlaceholder": "Durchsuchen Sie Ihre Notizen...",
     "searching": "Wird gesucht...",
     "semanticInProgress": "KI-Suche läuft...",
-    "semanticTooltip": "Semantische KI-Suche"
+    "semanticTooltip": "Semantische KI-Suche",
+    "disabledAdmin": "Suche im Admin-Modus deaktiviert"
   },
   "semanticSearch": {
     "exactMatch": "Exakte Übereinstimmung",
@@ -1440,5 +1532,9 @@
     "markUndone": "Als nicht erledigt markieren",
     "todayAt": "Heute um {time}",
     "tomorrowAt": "Morgen um {time}"
+  },
+  "lab": {
+    "initializing": "Arbeitsbereich wird initialisiert",
+    "loadingIdeas": "Deine Ideen werden geladen..."
   }
 }
diff --git a/memento-note/locales/en.json b/memento-note/locales/en.json
index 44eb3d2..1d1be54 100644
--- a/memento-note/locales/en.json
+++ b/memento-note/locales/en.json
@@ -152,7 +152,12 @@
     "viewModeGroup": "Notes display mode",
     "reorderTabs": "Reorder tab",
     "modified": "Modified",
-    "created": "Created"
+    "created": "Created",
+    "loading": "Loading...",
+    "exportPDF": "Export PDF",
+    "savedStatus": "Saved",
+    "dirtyStatus": "Modified",
+    "completedLabel": "Completed"
   },
   "pagination": {
     "previous": "←",
@@ -203,7 +208,8 @@
     "noResults": "No results found",
     "resultsFound": "{count} notes found",
     "exactMatch": "Exact match",
-    "related": "Related"
+    "related": "Related",
+    "disabledAdmin": "Search disabled in admin mode"
   },
   "collaboration": {
     "emailPlaceholder": "Enter email address",
@@ -324,7 +330,57 @@
     "translationFailed": "Translation failed",
     "undo": "Undo AI",
     "undoAI": "Undo AI transformation",
-    "undoApplied": "Original text restored"
+    "undoApplied": "Original text restored",
+    "minWordsError": "Note must contain at least 5 words to use AI actions.",
+    "genericError": "AI error",
+    "actionError": "Error during AI action",
+    "appliedToNote": "Applied to note",
+    "applyToNote": "Apply to note",
+    "undoLastAction": "Undo last AI action",
+    "selectContext": "Select context...",
+    "selectNotebook": "Select notebook",
+    "chatPlaceholder": "Ask AI to edit, summarize, or draft...",
+    "assistantTitle": "AI Assistant",
+    "currentNote": "Current note",
+    "shrinkPanel": "Shrink panel",
+    "expandPanel": "Expand panel",
+    "chatTab": "Chat",
+    "noteActions": "Note Actions",
+    "askToStart": "Ask the Assistant something to get started.",
+    "contextLabel": "Context",
+    "thisNote": "This note",
+    "allMyNotes": "All my notes",
+    "notebookGeneric": "Notebook",
+    "writingTone": "Writing Tone",
+    "askAboutThisNote": "Ask AI something about this note...",
+    "askAboutYourNotes": "Ask AI something about your notes...",
+    "webSearchLabel": "Web Search",
+    "newLineHint": "Shift+Enter = new line",
+    "resultLabel": "Result",
+    "discardAction": "Discard",
+    "transformationsDesc": "Transformations — applied directly to the note",
+    "writeMinWordsAction": "Write at least 5 words to activate AI actions.",
+    "processingAction": "Processing...",
+    "action": {
+      "clarify": "Clarify",
+      "shorten": "Shorten",
+      "improve": "Improve",
+      "toMarkdown": "To Markdown"
+    },
+    "openAssistant": "Open AI Assistant",
+    "poweredByMomento": "Powered by Momento AI",
+    "welcomeMsg": "Hello! I'm your AI assistant. How can I help you with your notes today? I can help refine tone, expand messaging, or summarize content.",
+    "summaryLast5": "Summary of your last 5 notes",
+    "analyzingProgress": "Analyzing...",
+    "generateInsightsBtn": "Generate Insights",
+    "newDiscussion": "New discussion",
+    "noRecentConversations": "No recent conversations.",
+    "discussionContextLabel": "Discussion Context",
+    "webSearchNotConfigured": "Web Search (Not configured)",
+    "historyTab": "History",
+    "insightsTab": "Insights",
+    "aiCopilot": "AI Copilot",
+    "suggestTitle": "AI title suggestion"
   },
   "titleSuggestions": {
     "available": "Title suggestions",
@@ -733,7 +789,30 @@
       "noModels": "No models. Click ↺",
       "modelsAvailable": "{count} model(s) available",
       "enterUrlToLoad": "Enter URL and click ↺ to load models",
-      "currentProvider": "(Current: {provider})"
+      "currentProvider": "(Current: {provider})",
+      "pageTitle": "AI Management",
+      "pageDescription": "Monitor and configure AI features",
+      "configure": "Configure",
+      "features": "AI Features",
+      "providerStatus": "AI Provider Status",
+      "recentRequests": "Recent AI Requests",
+      "comingSoon": "Coming soon",
+      "activeFeatures": "Active features",
+      "successRate": "Success rate",
+      "avgResponseTime": "Avg response time",
+      "configuredProviders": "Configured providers",
+      "settingUpdated": "Setting updated",
+      "updateFailedShort": "Update failed",
+      "titleSuggestions": "Title suggestions",
+      "titleSuggestionsDesc": "Suggests titles for notes after 50+ words",
+      "aiAssistant": "AI Assistant",
+      "aiAssistantDesc": "Enable AI chat and text improvement tools",
+      "memoryEchoFeature": "I noticed something...",
+      "memoryEchoFeatureDesc": "Daily analysis of connections between your notes",
+      "languageDetection": "Language detection",
+      "languageDetectionDesc": "Automatically detects the language of each note",
+      "autoLabeling": "Auto labeling",
+      "autoLabelingDesc": "Suggests and applies labels automatically"
     },
     "resend": {
       "title": "Resend (Recommended)",
@@ -804,7 +883,9 @@
       "roles": {
         "user": "User",
         "admin": "Admin"
-      }
+      },
+      "title": "Users",
+      "description": "Manage application users and permissions"
     },
     "aiTest": {
       "title": "AI Provider Testing",
@@ -875,7 +956,18 @@
       "testing": "Testing...",
       "testSearch": "Test web search"
     },
-    "settingsDescription": "Configure application-wide settings"
+    "settingsDescription": "Configure application-wide settings",
+    "dashboard": {
+      "title": "Dashboard",
+      "description": "Overview of your application metrics",
+      "recentActivity": "Recent Activity",
+      "recentActivityPlaceholder": "Recent activity will be displayed here."
+    },
+    "error": {
+      "title": "An error occurred in the admin panel",
+      "description": "This page failed to render. You can retry without reloading.",
+      "retry": "Retry"
+    }
   },
   "about": {
     "title": "About",
@@ -1444,5 +1536,9 @@
     "deleteSpace": "Delete space",
     "deleted": "Space deleted",
     "deleteError": "Error deleting"
+  },
+  "lab": {
+    "initializing": "Initializing workspace",
+    "loadingIdeas": "Loading your ideas..."
   }
 }
diff --git a/memento-note/locales/es.json b/memento-note/locales/es.json
index e43461d..5b8fa20 100644
--- a/memento-note/locales/es.json
+++ b/memento-note/locales/es.json
@@ -81,7 +81,30 @@
       "noModels": "Sin modelos. Haga clic en ↺",
       "modelsAvailable": "{count} modelo(s) disponible(s)",
       "enterUrlToLoad": "Ingrese la URL y haga clic en ↺",
-      "currentProvider": "(Actual: {provider})"
+      "currentProvider": "(Actual: {provider})",
+      "pageTitle": "Gestión de IA",
+      "pageDescription": "Monitorear y configurar funciones de IA",
+      "configure": "Configurar",
+      "features": "Funciones de IA",
+      "providerStatus": "Estado de proveedores de IA",
+      "recentRequests": "Solicitudes de IA recientes",
+      "comingSoon": "Próximamente",
+      "activeFeatures": "Funciones activas",
+      "successRate": "Tasa de éxito",
+      "avgResponseTime": "Tiempo de respuesta promedio",
+      "configuredProviders": "Proveedores configurados",
+      "settingUpdated": "Ajuste actualizado",
+      "updateFailedShort": "Error al actualizar",
+      "titleSuggestions": "Sugerencias de título",
+      "titleSuggestionsDesc": "Sugiere títulos para notas después de 50+ palabras",
+      "aiAssistant": "Asistente de IA",
+      "aiAssistantDesc": "Habilitar chat IA y herramientas de mejora",
+      "memoryEchoFeature": "Noté algo...",
+      "memoryEchoFeatureDesc": "Análisis diario de conexiones entre tus notas",
+      "languageDetection": "Detección de idioma",
+      "languageDetectionDesc": "Detecta automáticamente el idioma de cada nota",
+      "autoLabeling": "Etiquetado automático",
+      "autoLabelingDesc": "Sugiere y aplica etiquetas automáticamente"
     },
     "aiTest": {
       "description": "Prueba tus proveedores de IA para generación de etiquetas y embeddings de búsqueda semántica",
@@ -195,7 +218,9 @@
         "email": "Correo electrónico",
         "name": "Nombre",
         "role": "Rol"
-      }
+      },
+      "title": "Usuarios",
+      "description": "Gestionar usuarios y permisos"
     },
     "chat": "AI Chat",
     "lab": "The Lab",
@@ -231,7 +256,18 @@
       "testing": "Probando...",
       "testSearch": "Probar búsqueda web"
     },
-    "settingsDescription": "Configurar ajustes de la aplicación"
+    "settingsDescription": "Configurar ajustes de la aplicación",
+    "dashboard": {
+      "title": "Panel de control",
+      "description": "Resumen de las métricas de la aplicación",
+      "recentActivity": "Actividad reciente",
+      "recentActivityPlaceholder": "La actividad reciente se mostrará aquí."
+    },
+    "error": {
+      "title": "Ocurrió un error en la administración",
+      "description": "Error al renderizar. Puede reintentar.",
+      "retry": "Reintentar"
+    }
   },
   "ai": {
     "analyzing": "IA analizando...",
@@ -322,7 +358,57 @@
     "translationFailed": "Traducción fallida",
     "undo": "Deshacer IA",
     "undoAI": "Deshacer transformación de IA",
-    "undoApplied": "Texto original restaurado"
+    "undoApplied": "Texto original restaurado",
+    "minWordsError": "La nota debe contener al menos 5 palabras para usar acciones de IA.",
+    "genericError": "Error de IA",
+    "actionError": "Error durante la acción de IA",
+    "appliedToNote": "Aplicado a la nota",
+    "applyToNote": "Aplicar a la nota",
+    "undoLastAction": "Deshacer última acción de IA",
+    "selectContext": "Seleccionar contexto...",
+    "selectNotebook": "Seleccionar cuaderno",
+    "chatPlaceholder": "Pide a la IA que edite, resuma o redacte...",
+    "assistantTitle": "Asistente IA",
+    "currentNote": "Nota actual",
+    "shrinkPanel": "Reducir panel",
+    "expandPanel": "Expandir panel",
+    "chatTab": "Chat",
+    "noteActions": "Acciones de nota",
+    "askToStart": "Pregúntale algo al Asistente para empezar.",
+    "contextLabel": "Contexto",
+    "thisNote": "Esta nota",
+    "allMyNotes": "Todas mis notas",
+    "notebookGeneric": "Cuaderno",
+    "writingTone": "Tono de escritura",
+    "askAboutThisNote": "Pregunta a la IA sobre esta nota...",
+    "askAboutYourNotes": "Pregunta a la IA sobre tus notas...",
+    "webSearchLabel": "Búsqueda web",
+    "newLineHint": "Shift+Enter = nueva línea",
+    "resultLabel": "Resultado",
+    "discardAction": "Descartar",
+    "transformationsDesc": "Transformaciones — aplicadas directamente a la nota",
+    "writeMinWordsAction": "Escribe al menos 5 palabras para activar las acciones de IA.",
+    "processingAction": "Procesando...",
+    "action": {
+      "clarify": "Aclarar",
+      "shorten": "Acortar",
+      "improve": "Mejorar",
+      "toMarkdown": "A Markdown"
+    },
+    "openAssistant": "Abrir asistente IA",
+    "poweredByMomento": "Desarrollado por Momento AI",
+    "welcomeMsg": "¡Hola! Soy tu asistente de IA. ¿Cómo puedo ayudarte con tus notas hoy? Puedo refinar el tono, ampliar mensajes o resumir contenido.",
+    "summaryLast5": "Resumen de tus últimas 5 notas",
+    "analyzingProgress": "Analizando...",
+    "generateInsightsBtn": "Generar Insights",
+    "newDiscussion": "Nueva conversación",
+    "noRecentConversations": "Sin conversaciones recientes.",
+    "discussionContextLabel": "Contexto de discusión",
+    "webSearchNotConfigured": "Búsqueda web (No configurada)",
+    "historyTab": "Historial",
+    "insightsTab": "Insights",
+    "aiCopilot": "Copiañol IA",
+    "suggestTitle": "Sugerencia de título por IA"
   },
   "aiSettings": {
     "description": "Configura tus funciones y preferencias impulsadas por IA",
@@ -879,7 +965,12 @@
     "viewModeGroup": "Modo de visualización de notas",
     "reorderTabs": "Reordenar pestaña",
     "modified": "Modificada",
-    "created": "Creada"
+    "created": "Creada",
+    "loading": "Cargando...",
+    "exportPDF": "Exportar PDF",
+    "savedStatus": "Guardado",
+    "dirtyStatus": "Modificado",
+    "completedLabel": "Completados"
   },
   "pagination": {
     "next": "→",
@@ -971,7 +1062,8 @@
     "searchPlaceholder": "Busca en tus notas...",
     "searching": "Buscando...",
     "semanticInProgress": "Búsqueda semántica en curso...",
-    "semanticTooltip": "Búsqueda semántica con IA"
+    "semanticTooltip": "Búsqueda semántica con IA",
+    "disabledAdmin": "Búsqueda deshabilitada en modo admin"
   },
   "semanticSearch": {
     "exactMatch": "Coincidencia exacta",
@@ -1412,5 +1504,9 @@
     "markUndone": "Marcar como no completado",
     "todayAt": "Hoy a las {time}",
     "tomorrowAt": "Mañana a las {time}"
+  },
+  "lab": {
+    "initializing": "Inicializando espacio",
+    "loadingIdeas": "Cargando tus ideas..."
   }
 }
diff --git a/memento-note/locales/fa.json b/memento-note/locales/fa.json
index 63ecd58..1c1578e 100644
--- a/memento-note/locales/fa.json
+++ b/memento-note/locales/fa.json
@@ -81,7 +81,30 @@
       "noModels": "مدلی وجود ندارد. روی ↺ کلیک کنید",
       "modelsAvailable": "{count} مدل در دسترس",
       "enterUrlToLoad": "آدرس را وارد کرده و روی ↺ کلیک کنید",
-      "currentProvider": "(فعلی: {provider})"
+      "currentProvider": "(فعلی: {provider})",
+      "pageTitle": "مدیریت هوش مصنوعی",
+      "pageDescription": "نظارت و پیکربندی قابلیت‌های هوش مصنوعی",
+      "configure": "پیکربندی",
+      "features": "قابلیت‌های هوش مصنوعی",
+      "providerStatus": "وضعیت ارائه‌دهندگان هوش مصنوعی",
+      "recentRequests": "درخواست‌های اخیر هوش مصنوعی",
+      "comingSoon": "به زودی",
+      "activeFeatures": "قابلیت‌های فعال",
+      "successRate": "نرخ موفقیت",
+      "avgResponseTime": "میانگین زمان پاسخ",
+      "configuredProviders": "ارائه‌دهندگان پیکربندی شده",
+      "settingUpdated": "تنظیم به‌روز شد",
+      "updateFailedShort": "به‌روزرسانی ناموفق بود",
+      "titleSuggestions": "پیشنهادات عنوان",
+      "titleSuggestionsDesc": "پیشنهاد عنوان برای یادداشت‌ها بعد از ۵۰+ کلمه",
+      "aiAssistant": "دستیار هوش مصنوعی",
+      "aiAssistantDesc": "فعال‌سازی چت هوش مصنوعی و ابزارهای بهبود متن",
+      "memoryEchoFeature": "متوجه شدم...",
+      "memoryEchoFeatureDesc": "تحلیل روزانه ارتباطات بین یادداشت‌ها",
+      "languageDetection": "تشخیص زبان",
+      "languageDetectionDesc": "تشخیص خودکار زبان هر یادداشت",
+      "autoLabeling": "برچسب‌گذاری خودکار",
+      "autoLabelingDesc": "پیشنهاد و اعمال خودکار برچسب‌ها"
     },
     "aiTest": {
       "description": "تست ارائه‌دهندگان هوش مصنوعی برای تولید برچسب و تعبیه‌های جستجوی معنایی",
@@ -195,7 +218,9 @@
         "email": "ایمیل",
         "name": "نام",
         "role": "نقش"
-      }
+      },
+      "title": "کاربران",
+      "description": "مدیریت کاربران و مجوزهای برنامه"
     },
     "chat": "چت هوش مصنوعی",
     "lab": "آزمایشگاه",
@@ -231,7 +256,18 @@
       "testing": "در حال تست...",
       "testSearch": "تست جستجوی وب"
     },
-    "settingsDescription": "پیکربندی تنظیمات کلی برنامه"
+    "settingsDescription": "پیکربندی تنظیمات کلی برنامه",
+    "dashboard": {
+      "title": "داشبورد",
+      "description": "نمای کلی معیارهای برنامه",
+      "recentActivity": "فعالیت اخیر",
+      "recentActivityPlaceholder": "فعالیت‌های اخیر در اینجا نمایش داده می‌شود."
+    },
+    "error": {
+      "title": "خطایی در پنل مدیریت رخ داد",
+      "description": "رندر این صفحه ناموفق بود. می‌توانید دوباره تلاش کنید.",
+      "retry": "تلاش مجدد"
+    }
   },
   "ai": {
     "analyzing": "در حال تحلیل هوش مصنوعی...",
@@ -322,7 +358,57 @@
     "improve": "بهبود نگارش",
     "improveDesc": "اصلاح گرامر و بهبود سبک نگارش",
     "toMarkdown": "قالب‌بندی به عنوان Markdown",
-    "toMarkdownDesc": "افزودن عناوین، نقاط گلوله‌ای و ساختاردهی متن"
+    "toMarkdownDesc": "افزودن عناوین، نقاط گلوله‌ای و ساختاردهی متن",
+    "minWordsError": "یادداشت باید حداقل ۵ کلمه داشته باشد.",
+    "genericError": "خطای هوش مصنوعی",
+    "actionError": "خطا در حین عمل هوش مصنوعی",
+    "appliedToNote": "در یادداشت اعمال شد",
+    "applyToNote": "اعمال در یادداشت",
+    "undoLastAction": "برگرداندن آخرین عمل هوش مصنوعی",
+    "selectContext": "انتخاب زمینه...",
+    "selectNotebook": "انتخاب دفترچه",
+    "chatPlaceholder": "از هوش مصنوعی بخواهید ویرایش، خلاصه یا پیش‌نویس کند...",
+    "assistantTitle": "دستیار هوش مصنوعی",
+    "currentNote": "یادداشت فعلی",
+    "shrinkPanel": "کوچک کردن پنل",
+    "expandPanel": "بزرگ کردن پنل",
+    "chatTab": "چت",
+    "noteActions": "عملیات یادداشت",
+    "askToStart": "برای شروع سوالی از دستیار بپرسید.",
+    "contextLabel": "زمینه",
+    "thisNote": "این یادداشت",
+    "allMyNotes": "همه یادداشت‌های من",
+    "notebookGeneric": "دفترچه",
+    "writingTone": "لحن نوشتن",
+    "askAboutThisNote": "از هوش مصنوعی درباره این یادداشت بپرسید...",
+    "askAboutYourNotes": "از هوش مصنوعی درباره یادداشت‌هایتان بپرسید...",
+    "webSearchLabel": "جستجوی وب",
+    "newLineHint": "Shift+Enter = خط جدید",
+    "resultLabel": "نتیجه",
+    "discardAction": "رد کردن",
+    "transformationsDesc": "تبدیل‌ها — مستقیماً در یادداشت اعمال می‌شوند",
+    "writeMinWordsAction": "حداقل ۵ کلمه بنویسید تا عملیات هوش مصنوعی فعال شود.",
+    "processingAction": "در حال پردازش...",
+    "action": {
+      "clarify": "روشن کردن",
+      "shorten": "خلاصه کردن",
+      "improve": "بهبود",
+      "toMarkdown": "به مارک‌داون"
+    },
+    "openAssistant": "باز کردن دستیار هوش مصنوعی",
+    "poweredByMomento": "پشتیبانی شده توسط Momento AI",
+    "welcomeMsg": "سلام! من دستیار هوش مصنوعی شما هستم. امروز چطور می‌توانم با یادداشت‌هایتان کمکتان کنم؟ می‌توانم لحن را بهبود دهم، پیام‌ها را بسط دهم یا محتوا را خلاصه کنم.",
+    "summaryLast5": "خلاصه ۵ یادداشت آخر",
+    "analyzingProgress": "در حال تحلیل...",
+    "generateInsightsBtn": "تولید بینش",
+    "newDiscussion": "بحث جدید",
+    "noRecentConversations": "بدون گفتگوی اخیر.",
+    "discussionContextLabel": "زمینه بحث",
+    "webSearchNotConfigured": "جستجوی وب (پیکربندی نشده)",
+    "historyTab": "تاریخچه",
+    "insightsTab": "بینش‌ها",
+    "aiCopilot": "دستیار هوشمند",
+    "suggestTitle": "پیشنهاد عنوان با هوش مصنوعی"
   },
   "aiSettings": {
     "description": "ویژگی‌ها و ترجیحات هوش مصنوعی خود را پیکربندی کنید",
@@ -937,7 +1023,12 @@
     "viewCardsTooltip": "شبکه کارتی با مرتب‌سازی کشیدن و رها کردن",
     "viewTabsTooltip": "زبانه‌ها در بالا، یادداشت در پایین — زبانه‌ها را بکشید تا مرتب شوند",
     "viewModeGroup": "حالت نمایش یادداشت‌ها",
-    "reorderTabs": "مرتب‌سازی زبانه"
+    "reorderTabs": "مرتب‌سازی زبانه",
+    "loading": "در حال بارگذاری...",
+    "exportPDF": "خروجی PDF",
+    "savedStatus": "ذخیره شد",
+    "dirtyStatus": "تغییر یافته",
+    "completedLabel": "تکمیل شده"
   },
   "pagination": {
     "next": "→",
@@ -1029,7 +1120,8 @@
     "searchPlaceholder": "در یادداشت‌های خود جستجو کنید...",
     "searching": "در حال جستجو...",
     "semanticInProgress": "جستجوی هوش مصنوعی در حال انجام...",
-    "semanticTooltip": "جستجوی معنایی هوش مصنوعی"
+    "semanticTooltip": "جستجوی معنایی هوش مصنوعی",
+    "disabledAdmin": "جستجو در حالت ادمین غیرفعال است"
   },
   "semanticSearch": {
     "exactMatch": "تطابق دقیق",
@@ -1471,5 +1563,9 @@
     "markUndone": "علامت‌گذاری به عنوان انجام نشده",
     "todayAt": "امروز ساعت {time}",
     "tomorrowAt": "فردا ساعت {time}"
+  },
+  "lab": {
+    "initializing": "راه‌اندازی فضای کاری",
+    "loadingIdeas": "بارگذاری ایده‌های شما..."
   }
 }
diff --git a/memento-note/locales/fr.json b/memento-note/locales/fr.json
index eefd8ff..cdbe338 100644
--- a/memento-note/locales/fr.json
+++ b/memento-note/locales/fr.json
@@ -81,7 +81,30 @@
       "noModels": "No models. Click ↺",
       "modelsAvailable": "{count} model(s) available",
       "enterUrlToLoad": "Enter URL and click ↺ to load models",
-      "currentProvider": "(Current: {provider})"
+      "currentProvider": "(Current: {provider})",
+      "pageTitle": "AI Management",
+      "pageDescription": "Monitor and configure AI features",
+      "configure": "Configure",
+      "features": "AI Features",
+      "providerStatus": "AI Provider Status",
+      "recentRequests": "Recent AI Requests",
+      "comingSoon": "Coming soon",
+      "activeFeatures": "Active features",
+      "successRate": "Success rate",
+      "avgResponseTime": "Avg response time",
+      "configuredProviders": "Configured providers",
+      "settingUpdated": "Setting updated",
+      "updateFailedShort": "Update failed",
+      "titleSuggestions": "Title suggestions",
+      "titleSuggestionsDesc": "Suggests titles for notes after 50+ words",
+      "aiAssistant": "AI Assistant",
+      "aiAssistantDesc": "Enable AI chat and text improvement tools",
+      "memoryEchoFeature": "I noticed something...",
+      "memoryEchoFeatureDesc": "Daily analysis of connections between your notes",
+      "languageDetection": "Language detection",
+      "languageDetectionDesc": "Automatically detects the language of each note",
+      "autoLabeling": "Auto labeling",
+      "autoLabelingDesc": "Suggests and applies labels automatically"
     },
     "aiTest": {
       "description": "Testez vos fournisseurs IA pour la génération d'étiquettes et les embeddings de recherche sémantique",
@@ -232,9 +255,22 @@
         "email": "Email",
         "name": "Nom",
         "role": "Rôle"
-      }
+      },
+      "title": "Users",
+      "description": "Manage application users and permissions"
     },
-    "settingsDescription": "Configure application-wide settings"
+    "settingsDescription": "Configure application-wide settings",
+    "dashboard": {
+      "title": "Dashboard",
+      "description": "Overview of your application metrics",
+      "recentActivity": "Recent Activity",
+      "recentActivityPlaceholder": "Recent activity will be displayed here."
+    },
+    "error": {
+      "title": "An error occurred in the admin panel",
+      "description": "This page failed to render. You can retry without reloading.",
+      "retry": "Retry"
+    }
   },
   "ai": {
     "analyzing": "Analyse IA en cours...",
@@ -325,7 +361,57 @@
     "translationFailed": "Traduction échouée",
     "undo": "Annuler IA",
     "undoAI": "Annuler la transformation IA",
-    "undoApplied": "Texte original restauré"
+    "undoApplied": "Texte original restauré",
+    "minWordsError": "Note must contain at least 5 words to use AI actions.",
+    "genericError": "AI error",
+    "actionError": "Error during AI action",
+    "appliedToNote": "Applied to note",
+    "applyToNote": "Apply to note",
+    "undoLastAction": "Undo last AI action",
+    "selectContext": "Select context...",
+    "selectNotebook": "Select notebook",
+    "chatPlaceholder": "Ask AI to edit, summarize, or draft...",
+    "assistantTitle": "AI Assistant",
+    "currentNote": "Current note",
+    "shrinkPanel": "Shrink panel",
+    "expandPanel": "Expand panel",
+    "chatTab": "Chat",
+    "noteActions": "Note Actions",
+    "askToStart": "Ask the Assistant something to get started.",
+    "contextLabel": "Context",
+    "thisNote": "This note",
+    "allMyNotes": "All my notes",
+    "notebookGeneric": "Notebook",
+    "writingTone": "Writing Tone",
+    "askAboutThisNote": "Ask AI something about this note...",
+    "askAboutYourNotes": "Ask AI something about your notes...",
+    "webSearchLabel": "Web Search",
+    "newLineHint": "Shift+Enter = new line",
+    "resultLabel": "Result",
+    "discardAction": "Discard",
+    "transformationsDesc": "Transformations — applied directly to the note",
+    "writeMinWordsAction": "Write at least 5 words to activate AI actions.",
+    "processingAction": "Processing...",
+    "action": {
+      "clarify": "Clarify",
+      "shorten": "Shorten",
+      "improve": "Improve",
+      "toMarkdown": "To Markdown"
+    },
+    "openAssistant": "Open AI Assistant",
+    "poweredByMomento": "Powered by Momento AI",
+    "welcomeMsg": "Hello! I'm your AI assistant. How can I help you with your notes today? I can help refine tone, expand messaging, or summarize content.",
+    "summaryLast5": "Summary of your last 5 notes",
+    "analyzingProgress": "Analyzing...",
+    "generateInsightsBtn": "Generate Insights",
+    "newDiscussion": "New discussion",
+    "noRecentConversations": "No recent conversations.",
+    "discussionContextLabel": "Discussion Context",
+    "webSearchNotConfigured": "Web Search (Not configured)",
+    "historyTab": "History",
+    "insightsTab": "Insights",
+    "aiCopilot": "AI Copilot",
+    "suggestTitle": "AI title suggestion"
   },
   "aiSettings": {
     "description": "Configurez vos fonctionnalités IA et préférences",
@@ -890,7 +976,12 @@
     "viewModeGroup": "Mode d'affichage des notes",
     "reorderTabs": "Réordonner l'onglet",
     "modified": "Modifiée",
-    "created": "Créée"
+    "created": "Créée",
+    "loading": "Loading...",
+    "exportPDF": "Export PDF",
+    "savedStatus": "Saved",
+    "dirtyStatus": "Modified",
+    "completedLabel": "Completed"
   },
   "pagination": {
     "next": "→",
@@ -982,7 +1073,8 @@
     "searchPlaceholder": "Rechercher dans vos notes...",
     "searching": "Recherche en cours...",
     "semanticInProgress": "Recherche IA en cours...",
-    "semanticTooltip": "Recherche sémantique IA"
+    "semanticTooltip": "Recherche sémantique IA",
+    "disabledAdmin": "Search disabled in admin mode"
   },
   "semanticSearch": {
     "exactMatch": "Correspondance exacte",
@@ -1440,5 +1532,9 @@
     "deleteSpace": "Supprimer l'espace",
     "deleted": "Espace supprimé",
     "deleteError": "Erreur lors de la suppression"
+  },
+  "lab": {
+    "initializing": "Initializing workspace",
+    "loadingIdeas": "Loading your ideas..."
   }
 }
diff --git a/memento-note/locales/hi.json b/memento-note/locales/hi.json
index ba2b1dc..e39a22b 100644
--- a/memento-note/locales/hi.json
+++ b/memento-note/locales/hi.json
@@ -81,7 +81,30 @@
       "noModels": "कोई मॉडल नहीं। ↺ पर क्लिक करें",
       "modelsAvailable": "{count} मॉडल उपलब्ध",
       "enterUrlToLoad": "URL दर्ज करें और ↺ पर क्लिक करें",
-      "currentProvider": "(वर्तमान: {provider})"
+      "currentProvider": "(वर्तमान: {provider})",
+      "pageTitle": "AI प्रबंधन",
+      "pageDescription": "AI सुविधाओं की निगरानी और कॉन्फ़िगर करें",
+      "configure": "कॉन्फ़िगर करें",
+      "features": "AI सुविधाएँ",
+      "providerStatus": "AI प्रदाता स्थिति",
+      "recentRequests": "हालिया AI अनुरोध",
+      "comingSoon": "जल्द आ रहा है",
+      "activeFeatures": "सक्रिय सुविधाएँ",
+      "successRate": "सफलता दर",
+      "avgResponseTime": "औसत प्रतिक्रिया समय",
+      "configuredProviders": "कॉन्फ़िगर किए गए प्रदाता",
+      "settingUpdated": "सेटिंग अपडेट की गई",
+      "updateFailedShort": "अपडेट विफल",
+      "titleSuggestions": "शीर्षक सुझाव",
+      "titleSuggestionsDesc": "50+ शब्दों के बाद नोट्स के लिए शीर्षक सुझाव",
+      "aiAssistant": "AI सहायक",
+      "aiAssistantDesc": "AI चैट और पाठ सुधार उपकरण सक्षम करें",
+      "memoryEchoFeature": "मैंने कुछ नोटिस किया...",
+      "memoryEchoFeatureDesc": "आपके नोट्स के बीच कनेक्शन का दैनिक विश्लेषण",
+      "languageDetection": "भाषा पहचान",
+      "languageDetectionDesc": "प्रत्येक नोट की भाषा का स्वचालित पता लगाएं",
+      "autoLabeling": "स्वतः लेबलिंग",
+      "autoLabelingDesc": "लेबल स्वचालित रूप से सुझाएँ और लागू करें"
     },
     "aiTest": {
       "description": "टैग जनरेशन और सिमेंटिक खोज एम्बेडिंग्स के लिए अपने AI प्रदाताओं का परीक्षण करें",
@@ -195,7 +218,9 @@
         "email": "ईमेल",
         "name": "नाम",
         "role": "भूमिका"
-      }
+      },
+      "title": "उपयोगकर्ता",
+      "description": "एप्लिकेशन उपयोगकर्ताओं और अनुमतियों का प्रबंधन"
     },
     "chat": "AI Chat",
     "lab": "The Lab",
@@ -231,7 +256,18 @@
       "testing": "परीक्षण हो रहा है...",
       "testSearch": "वेब खोज परीक्षण"
     },
-    "settingsDescription": "एप्लिकेशन-वाइड सेटिंग्स कॉन्फ़िगर करें"
+    "settingsDescription": "एप्लिकेशन-वाइड सेटिंग्स कॉन्फ़िगर करें",
+    "dashboard": {
+      "title": "डैशबोर्ड",
+      "description": "एप्लिकेशन मेट्रिक्स का अवलोकन",
+      "recentActivity": "हालिया गतिविधि",
+      "recentActivityPlaceholder": "हालिया गतिविधि यहां प्रदर्शित होगी।"
+    },
+    "error": {
+      "title": "एडमिन पैनल में त्रुटि हुई",
+      "description": "पेज रेंडर करने में विफल। पुनः प्रयास करें।",
+      "retry": "पुनः प्रयास करें"
+    }
   },
   "ai": {
     "analyzing": "AI विश्लेषण जारी है...",
@@ -322,7 +358,57 @@
     "translationFailed": "अनुवाद विफल",
     "undo": "AI पूर्ववत करें",
     "undoAI": "AI परिवर्तन पूर्ववत करें",
-    "undoApplied": "मूल पाठ पुनर्स्थापित"
+    "undoApplied": "मूल पाठ पुनर्स्थापित",
+    "minWordsError": "AI कार्रवाइयों का उपयोग करने के लिए नोट में कम से कम 5 शब्द होने चाहिए।",
+    "genericError": "AI त्रुटि",
+    "actionError": "AI कार्रवाई के दौरान त्रुटि",
+    "appliedToNote": "नोट में लागू किया गया",
+    "applyToNote": "नोट में लागू करें",
+    "undoLastAction": "अंतिम AI कार्रवाई पूर्ववत करें",
+    "selectContext": "संदर्भ चुनें...",
+    "selectNotebook": "नोटबुक चुनें",
+    "chatPlaceholder": "AI से संपादन, सारांश या ड्राफ्ट करने को कहें...",
+    "assistantTitle": "AI सहायक",
+    "currentNote": "वर्तमान नोट",
+    "shrinkPanel": "पैनल छोटा करें",
+    "expandPanel": "पैनल बड़ा करें",
+    "chatTab": "चैट",
+    "noteActions": "नोट कार्रवाई",
+    "askToStart": "शुरू करने के लिए सहायक से कुछ पूछें।",
+    "contextLabel": "संदर्भ",
+    "thisNote": "यह नोट",
+    "allMyNotes": "मेरी सभी नोट्स",
+    "notebookGeneric": "नोटबुक",
+    "writingTone": "लेखन टोन",
+    "askAboutThisNote": "AI से इस नोट के बारे में कुछ पूछें...",
+    "askAboutYourNotes": "AI से अपनी नोट्स के बारे में कुछ पूछें...",
+    "webSearchLabel": "वेब खोज",
+    "newLineHint": "Shift+Enter = नई पंक्ति",
+    "resultLabel": "परिणाम",
+    "discardAction": "खारिज करें",
+    "transformationsDesc": "रूपांतरण — सीधे नोट में लागू",
+    "writeMinWordsAction": "AI कार्रवाई सक्रिय करने के लिए कम से कम 5 शब्द लिखें।",
+    "processingAction": "प्रसंस्करण हो रहा है...",
+    "action": {
+      "clarify": "स्पष्ट करें",
+      "shorten": "छोटा करें",
+      "improve": "सुधार",
+      "toMarkdown": "Markdown में"
+    },
+    "openAssistant": "AI सहायक खोलें",
+    "poweredByMomento": "Momento AI द्वारा संचालित",
+    "welcomeMsg": "नमस्ते! मैं आपका AI सहायक हूं। आज मैं आपकी नोट्स में कैसे मदद कर सकता हूं? मैं टोन को परिष्कृत करने, संदेशों का विस्तार करने या सामग्री को सारांशित करने में मदद कर सकता हूं।",
+    "summaryLast5": "पिछले 5 नोट्स का सारांश",
+    "analyzingProgress": "विश्लेषण हो रहा है...",
+    "generateInsightsBtn": "इनसाइट्स उत्पन्न करें",
+    "newDiscussion": "नई चर्चा",
+    "noRecentConversations": "कोई हालिया वार्तालाप नहीं।",
+    "discussionContextLabel": "चर्चा संदर्भ",
+    "webSearchNotConfigured": "वेब खोज (कॉन्फ़िगर नहीं)",
+    "historyTab": "इतिहास",
+    "insightsTab": "इनसाइट्स",
+    "aiCopilot": "AI सह-पायलट",
+    "suggestTitle": "AI शीर्षक सुझाव"
   },
   "aiSettings": {
     "description": "अपनी AI-संचालित सुविधाओं और प्राथमिकताओं को कॉन्फ़िगर करें",
@@ -884,7 +970,12 @@
     "viewModeGroup": "नोट्स प्रदर्शन मोड",
     "reorderTabs": "टैब पुनर्व्यवस्थित करें",
     "modified": "संशोधित",
-    "created": "बनाया गया"
+    "created": "बनाया गया",
+    "loading": "लोड हो रहा है...",
+    "exportPDF": "PDF निर्यात करें",
+    "savedStatus": "सहेजा गया",
+    "dirtyStatus": "संशोधित",
+    "completedLabel": "पूर्ण"
   },
   "pagination": {
     "next": "→",
@@ -976,7 +1067,8 @@
     "searchPlaceholder": "Search your notes...",
     "searching": "Searching...",
     "semanticInProgress": "AI search in progress...",
-    "semanticTooltip": "AI semantic search"
+    "semanticTooltip": "AI semantic search",
+    "disabledAdmin": "एडमिन मोड में खोज अक्षम"
   },
   "semanticSearch": {
     "exactMatch": "सटीक मेल",
@@ -1417,5 +1509,9 @@
     "markUndone": "अपूर्ण चिह्नित करें",
     "todayAt": "आज {time} बजे",
     "tomorrowAt": "कल {time} बजे"
+  },
+  "lab": {
+    "initializing": "कार्यक्षेत्र प्रारंभ हो रहा है",
+    "loadingIdeas": "आपके विचार लोड हो रहे हैं..."
   }
 }
diff --git a/memento-note/locales/it.json b/memento-note/locales/it.json
index 72d8884..f97d01a 100644
--- a/memento-note/locales/it.json
+++ b/memento-note/locales/it.json
@@ -81,7 +81,30 @@
       "noModels": "Nessun modello. Clicca ↺",
       "modelsAvailable": "{count} modello/i disponibile/i",
       "enterUrlToLoad": "Inserisci URL e clicca ↺ per caricare",
-      "currentProvider": "(Attuale: {provider})"
+      "currentProvider": "(Attuale: {provider})",
+      "pageTitle": "Gestione IA",
+      "pageDescription": "Monitora e configura le funzioni IA",
+      "configure": "Configura",
+      "features": "Funzioni IA",
+      "providerStatus": "Stato provider IA",
+      "recentRequests": "Richieste IA recenti",
+      "comingSoon": "Prossimamente",
+      "activeFeatures": "Funzioni attive",
+      "successRate": "Tasso di successo",
+      "avgResponseTime": "Tempo di risposta medio",
+      "configuredProviders": "Provider configurati",
+      "settingUpdated": "Impostazione aggiornata",
+      "updateFailedShort": "Aggiornamento fallito",
+      "titleSuggestions": "Suggerimenti titolo",
+      "titleSuggestionsDesc": "Suggerisce titoli per note dopo 50+ parole",
+      "aiAssistant": "Assistente IA",
+      "aiAssistantDesc": "Abilita chat IA e strumenti di miglioramento",
+      "memoryEchoFeature": "Ho notato qualcosa...",
+      "memoryEchoFeatureDesc": "Analisi giornaliera delle connessioni tra le note",
+      "languageDetection": "Rilevamento lingua",
+      "languageDetectionDesc": "Rileva automaticamente la lingua di ogni nota",
+      "autoLabeling": "Etichettatura automatica",
+      "autoLabelingDesc": "Suggerisce e applica etichette automaticamente"
     },
     "aiTest": {
       "description": "Test your AI providers for tag generation and semantic search embeddings",
@@ -195,7 +218,9 @@
         "email": "Email",
         "name": "Name",
         "role": "Role"
-      }
+      },
+      "title": "Utenti",
+      "description": "Gestisci utenti e permessi"
     },
     "chat": "AI Chat",
     "lab": "The Lab",
@@ -231,7 +256,18 @@
       "testing": "Test in corso...",
       "testSearch": "Test ricerca web"
     },
-    "settingsDescription": "Configura le impostazioni dell applicazione"
+    "settingsDescription": "Configura le impostazioni dell applicazione",
+    "dashboard": {
+      "title": "Dashboard",
+      "description": "Panoramica delle metriche",
+      "recentActivity": "Attività recenti",
+      "recentActivityPlaceholder": "Le attività recenti verranno visualizzate qui."
+    },
+    "error": {
+      "title": "Errore nel pannello admin",
+      "description": "Rendering pagina fallito. Puoi riprovare.",
+      "retry": "Riprova"
+    }
   },
   "ai": {
     "analyzing": "AI analyzing...",
@@ -322,7 +358,57 @@
     "translationFailed": "Traduzione fallita",
     "undo": "Annulla IA",
     "undoAI": "Annulla trasformazione IA",
-    "undoApplied": "Testo originale ripristinato"
+    "undoApplied": "Testo originale ripristinato",
+    "minWordsError": "La nota deve contenere almeno 5 parole per utilizzare le azioni IA.",
+    "genericError": "Errore IA",
+    "actionError": "Errore durante l'azione IA",
+    "appliedToNote": "Applicato alla nota",
+    "applyToNote": "Applica alla nota",
+    "undoLastAction": "Annulla ultima azione IA",
+    "selectContext": "Seleziona contesto...",
+    "selectNotebook": "Seleziona quaderno",
+    "chatPlaceholder": "Chiedi all'IA di modificare, riassumere o redigere...",
+    "assistantTitle": "Assistente IA",
+    "currentNote": "Nota corrente",
+    "shrinkPanel": "Comprimi pannello",
+    "expandPanel": "Espandi pannello",
+    "chatTab": "Chat",
+    "noteActions": "Azioni nota",
+    "askToStart": "Chiedi qualcosa all'Assistente per iniziare.",
+    "contextLabel": "Contesto",
+    "thisNote": "Questa nota",
+    "allMyNotes": "Tutte le mie note",
+    "notebookGeneric": "Quaderno",
+    "writingTone": "Tono di scrittura",
+    "askAboutThisNote": "Chiedi all'IA qualcosa su questa nota...",
+    "askAboutYourNotes": "Chiedi all'IA qualcosa sulle tue note...",
+    "webSearchLabel": "Ricerca web",
+    "newLineHint": "Shift+Enter = nuova riga",
+    "resultLabel": "Risultato",
+    "discardAction": "Scarta",
+    "transformationsDesc": "Trasformazioni — applicate direttamente alla nota",
+    "writeMinWordsAction": "Scrivi almeno 5 parole per attivare le azioni IA.",
+    "processingAction": "Elaborazione...",
+    "action": {
+      "clarify": "Chiarire",
+      "shorten": "Accorciare",
+      "improve": "Migliorare",
+      "toMarkdown": "In Markdown"
+    },
+    "openAssistant": "Apri assistente IA",
+    "poweredByMomento": "Offerto da Momento AI",
+    "welcomeMsg": "Ciao! Sono il tuo assistente IA. Come posso aiutarti oggi con le tue note? Posso affinare il tono, espandere i messaggi o riassumere i contenuti.",
+    "summaryLast5": "Riepilogo delle ultime 5 note",
+    "analyzingProgress": "Analisi in corso...",
+    "generateInsightsBtn": "Genera approfondimenti",
+    "newDiscussion": "Nuova discussione",
+    "noRecentConversations": "Nessuna conversazione recente.",
+    "discussionContextLabel": "Contesto discussione",
+    "webSearchNotConfigured": "Ricerca web (Non configurata)",
+    "historyTab": "Cronologia",
+    "insightsTab": "Approfondimenti",
+    "aiCopilot": "Copilot IA",
+    "suggestTitle": "Suggerimento titolo IA"
   },
   "aiSettings": {
     "description": "Configura le funzionalità AI e le preferenze",
@@ -929,7 +1015,12 @@
     "viewModeGroup": "Modalità di visualizzazione note",
     "reorderTabs": "Riordina scheda",
     "modified": "Modificata",
-    "created": "Creata"
+    "created": "Creata",
+    "loading": "Caricamento...",
+    "exportPDF": "Esporta PDF",
+    "savedStatus": "Salvato",
+    "dirtyStatus": "Modificato",
+    "completedLabel": "Completati"
   },
   "pagination": {
     "next": "→",
@@ -1021,7 +1112,8 @@
     "searchPlaceholder": "Cerca nelle tue note...",
     "searching": "Ricerca in corso...",
     "semanticInProgress": "Ricerca AI in corso...",
-    "semanticTooltip": "Ricerca semantica AI"
+    "semanticTooltip": "Ricerca semantica AI",
+    "disabledAdmin": "Ricerca disabilitata in modalità admin"
   },
   "semanticSearch": {
     "exactMatch": "Corrispondenza esatta",
@@ -1462,5 +1554,9 @@
     "markUndone": "Segna come non completato",
     "todayAt": "Oggi alle {time}",
     "tomorrowAt": "Domani alle {time}"
+  },
+  "lab": {
+    "initializing": "Inizializzazione spazio",
+    "loadingIdeas": "Caricamento delle tue idee..."
   }
 }
diff --git a/memento-note/locales/ja.json b/memento-note/locales/ja.json
index 5f192ce..c398f58 100644
--- a/memento-note/locales/ja.json
+++ b/memento-note/locales/ja.json
@@ -81,7 +81,30 @@
       "noModels": "モデルなし。↺ をクリック",
       "modelsAvailable": "{count} 件のモデルが利用可能",
       "enterUrlToLoad": "URLを入力して↺をクリック",
-      "currentProvider": "(現在: {provider})"
+      "currentProvider": "(現在: {provider})",
+      "pageTitle": "AI管理",
+      "pageDescription": "AI機能の監視と設定",
+      "configure": "設定",
+      "features": "AI機能",
+      "providerStatus": "AIプロバイダーステータス",
+      "recentRequests": "最近のAIリクエスト",
+      "comingSoon": "近日公開",
+      "activeFeatures": "アクティブな機能",
+      "successRate": "成功率",
+      "avgResponseTime": "平均応答時間",
+      "configuredProviders": "設定済みプロバイダー",
+      "settingUpdated": "設定を更新しました",
+      "updateFailedShort": "更新に失敗しました",
+      "titleSuggestions": "タイトル候補",
+      "titleSuggestionsDesc": "50語以上のノートにタイトルを提案",
+      "aiAssistant": "AIアシスタント",
+      "aiAssistantDesc": "AIチャットとテキスト改善ツールを有効化",
+      "memoryEchoFeature": "気づいたこと...",
+      "memoryEchoFeatureDesc": "ノート間のつながりの毎日分析",
+      "languageDetection": "言語検出",
+      "languageDetectionDesc": "各ノートの言語を自動検出",
+      "autoLabeling": "自動ラベリング",
+      "autoLabelingDesc": "ラベルを自動で提案・適用"
     },
     "aiTest": {
       "description": "タグ生成とセマンティック検索埋め込みのAIプロバイダーをテストします",
@@ -195,7 +218,9 @@
         "email": "メール",
         "name": "名前",
         "role": "役割"
-      }
+      },
+      "title": "ユーザー",
+      "description": "ユーザーと権限を管理"
     },
     "chat": "AIチャット",
     "lab": "ラボ",
@@ -231,7 +256,18 @@
       "testing": "テスト中...",
       "testSearch": "ウェブ検索をテスト"
     },
-    "settingsDescription": "アプリケーション設定を構成"
+    "settingsDescription": "アプリケーション設定を構成",
+    "dashboard": {
+      "title": "ダッシュボード",
+      "description": "アプリケーション指標の概要",
+      "recentActivity": "最近のアクティビティ",
+      "recentActivityPlaceholder": "最近のアクティビティがここに表示されます。"
+    },
+    "error": {
+      "title": "管理パネルでエラーが発生しました",
+      "description": "ページの表示に失敗しました。再試行できます。",
+      "retry": "再試行"
+    }
   },
   "ai": {
     "analyzing": "AI分析中...",
@@ -322,7 +358,57 @@
     "translationFailed": "翻訳に失敗しました",
     "undo": "AIを取り消し",
     "undoAI": "AI変換を取り消し",
-    "undoApplied": "元のテキストに戻しました"
+    "undoApplied": "元のテキストに戻しました",
+    "minWordsError": "AIアクションを使用するには、ノートに5語以上が必要です。",
+    "genericError": "AIエラー",
+    "actionError": "AIアクション中にエラー",
+    "appliedToNote": "ノートに適用しました",
+    "applyToNote": "ノートに適用",
+    "undoLastAction": "最後のAIアクションを元に戻す",
+    "selectContext": "コンテキストを選択...",
+    "selectNotebook": "ノートブックを選択",
+    "chatPlaceholder": "AIに編集、要約、または下書きを依頼...",
+    "assistantTitle": "AIアシスタント",
+    "currentNote": "現在のノート",
+    "shrinkPanel": "パネルを縮小",
+    "expandPanel": "パネルを展開",
+    "chatTab": "チャット",
+    "noteActions": "ノートアクション",
+    "askToStart": "アシスタントに質問して始めましょう。",
+    "contextLabel": "コンテキスト",
+    "thisNote": "このノート",
+    "allMyNotes": "すべてのノート",
+    "notebookGeneric": "ノートブック",
+    "writingTone": "文章のトーン",
+    "askAboutThisNote": "このノートについてAIに質問...",
+    "askAboutYourNotes": "ノートについてAIに質問...",
+    "webSearchLabel": "ウェブ検索",
+    "newLineHint": "Shift+Enter = 改行",
+    "resultLabel": "結果",
+    "discardAction": "破棄",
+    "transformationsDesc": "変換 — ノートに直接適用",
+    "writeMinWordsAction": "AIアクションを有効にするには5語以上書いてください。",
+    "processingAction": "処理中...",
+    "action": {
+      "clarify": "明確化",
+      "shorten": "短縮",
+      "improve": "改善",
+      "toMarkdown": "Markdownに"
+    },
+    "openAssistant": "AIアシスタントを開く",
+    "poweredByMomento": "Momento AI搭載",
+    "welcomeMsg": "こんにちは！AIアシスタントです。ノートについて何かお手伝いできますか？トーンの調整、メッセージの展開、要約などが可能です。",
+    "summaryLast5": "最近の5ノートの要約",
+    "analyzingProgress": "分析中...",
+    "generateInsightsBtn": "インサイトを生成",
+    "newDiscussion": "新しい会話",
+    "noRecentConversations": "最近の会話はありません。",
+    "discussionContextLabel": "会話コンテキスト",
+    "webSearchNotConfigured": "ウェブ検索（未設定）",
+    "historyTab": "履歴",
+    "insightsTab": "インサイト",
+    "aiCopilot": "AIコパイロット",
+    "suggestTitle": "AIタイトル提案"
   },
   "aiSettings": {
     "description": "AI機能と設定を構成",
@@ -907,7 +993,12 @@
     "viewModeGroup": "ノートの表示モード",
     "reorderTabs": "タブを並べ替え",
     "modified": "更新日時",
-    "created": "作成日時"
+    "created": "作成日時",
+    "loading": "読み込み中...",
+    "exportPDF": "PDFエクスポート",
+    "savedStatus": "保存済み",
+    "dirtyStatus": "変更済み",
+    "completedLabel": "完了"
   },
   "pagination": {
     "next": "→",
@@ -999,7 +1090,8 @@
     "searchPlaceholder": "ノートを検索...",
     "searching": "検索中...",
     "semanticInProgress": "AI検索中...",
-    "semanticTooltip": "AIセマンティック検索"
+    "semanticTooltip": "AIセマンティック検索",
+    "disabledAdmin": "管理者モードで検索は無効"
   },
   "semanticSearch": {
     "exactMatch": "完全一致",
@@ -1440,5 +1532,9 @@
     "markUndone": "未完了にする",
     "todayAt": "今日 {time}",
     "tomorrowAt": "明日 {time}"
+  },
+  "lab": {
+    "initializing": "ワークスペースを初期化中",
+    "loadingIdeas": "アイデアを読み込み中..."
   }
 }
diff --git a/memento-note/locales/ko.json b/memento-note/locales/ko.json
index cd0eac8..b1aa145 100644
--- a/memento-note/locales/ko.json
+++ b/memento-note/locales/ko.json
@@ -81,7 +81,30 @@
       "noModels": "모델 없음. ↺ 클릭",
       "modelsAvailable": "{count}개 모델 사용 가능",
       "enterUrlToLoad": "URL 입력 후 ↺ 클릭",
-      "currentProvider": "(현재: {provider})"
+      "currentProvider": "(현재: {provider})",
+      "pageTitle": "AI 관리",
+      "pageDescription": "AI 기능 모니터링 및 구성",
+      "configure": "구성",
+      "features": "AI 기능",
+      "providerStatus": "AI 제공업체 상태",
+      "recentRequests": "최근 AI 요청",
+      "comingSoon": "출시 예정",
+      "activeFeatures": "활성 기능",
+      "successRate": "성공률",
+      "avgResponseTime": "평균 응답 시간",
+      "configuredProviders": "구성된 제공업체",
+      "settingUpdated": "설정이 업데이트되었습니다",
+      "updateFailedShort": "업데이트 실패",
+      "titleSuggestions": "제목 제안",
+      "titleSuggestionsDesc": "50단어 이상 노트에 제목 제안",
+      "aiAssistant": "AI 어시스턴트",
+      "aiAssistantDesc": "AI 채팅 및 텍스트 개선 도구 활성화",
+      "memoryEchoFeature": "무언가를 발견했습니다...",
+      "memoryEchoFeatureDesc": "노트 간 연결의 일일 분석",
+      "languageDetection": "언어 감지",
+      "languageDetectionDesc": "각 노트의 언어 자동 감지",
+      "autoLabeling": "자동 라벨링",
+      "autoLabelingDesc": "라벨 자동 제안 및 적용"
     },
     "aiTest": {
       "description": "태그 생성 및 의미 검색 임베딩을 위한 AI 공급자 테스트",
@@ -195,7 +218,9 @@
         "email": "이메일",
         "name": "이름",
         "role": "역할"
-      }
+      },
+      "title": "사용자",
+      "description": "사용자 및 권한 관리"
     },
     "chat": "AI 채팅",
     "lab": "랩",
@@ -231,7 +256,18 @@
       "testing": "테스트 중...",
       "testSearch": "웹 검색 테스트"
     },
-    "settingsDescription": "애플리케이션 설정 구성"
+    "settingsDescription": "애플리케이션 설정 구성",
+    "dashboard": {
+      "title": "대시보드",
+      "description": "애플리케이션 지표 개요",
+      "recentActivity": "최근 활동",
+      "recentActivityPlaceholder": "최근 활동이 여기에 표시됩니다."
+    },
+    "error": {
+      "title": "관리자 패널에서 오류 발생",
+      "description": "페이지 렌더링 실패. 다시 시도할 수 있습니다.",
+      "retry": "재시도"
+    }
   },
   "ai": {
     "analyzing": "AI 분석 중...",
@@ -322,7 +358,57 @@
     "translationFailed": "번역 실패",
     "undo": "AI 실행 취소",
     "undoAI": "AI 변환 실행 취소",
-    "undoApplied": "원본 텍스트가 복원되었습니다"
+    "undoApplied": "원본 텍스트가 복원되었습니다",
+    "minWordsError": "AI 작업을 사용하려면 노트에 최소 5단어가 필요합니다.",
+    "genericError": "AI 오류",
+    "actionError": "AI 작업 중 오류",
+    "appliedToNote": "노트에 적용됨",
+    "applyToNote": "노트에 적용",
+    "undoLastAction": "마지막 AI 작업 실행 취소",
+    "selectContext": "컨텍스트 선택...",
+    "selectNotebook": "노트북 선택",
+    "chatPlaceholder": "AI에게 편집, 요약 또는 초안 작성 요청...",
+    "assistantTitle": "AI 어시스턴트",
+    "currentNote": "현재 노트",
+    "shrinkPanel": "패널 축소",
+    "expandPanel": "패널 확장",
+    "chatTab": "채팅",
+    "noteActions": "노트 작업",
+    "askToStart": "시작하려면 어시스턴트에게 질문하세요.",
+    "contextLabel": "컨텍스트",
+    "thisNote": "이 노트",
+    "allMyNotes": "모든 노트",
+    "notebookGeneric": "노트북",
+    "writingTone": "글 톤",
+    "askAboutThisNote": "이 노트에 대해 AI에게 질문...",
+    "askAboutYourNotes": "노트에 대해 AI에게 질문...",
+    "webSearchLabel": "웹 검색",
+    "newLineHint": "Shift+Enter = 새 줄",
+    "resultLabel": "결과",
+    "discardAction": "취소",
+    "transformationsDesc": "변환 — 노트에 직접 적용",
+    "writeMinWordsAction": "AI 작업을 활성화하려면 최소 5단어를 작성하세요.",
+    "processingAction": "처리 중...",
+    "action": {
+      "clarify": "명확화",
+      "shorten": "요약",
+      "improve": "개선",
+      "toMarkdown": "Markdown으로"
+    },
+    "openAssistant": "AI 어시스턴트 열기",
+    "poweredByMomento": "Momento AI 제공",
+    "welcomeMsg": "안녕하세요! AI 어시스턴트입니다. 오늘 노트에 대해 어떻게 도와드릴까요? 어조 조정, 메시지 확장, 콘텐츠 요약 등이 가능합니다.",
+    "summaryLast5": "최근 5개 노트 요약",
+    "analyzingProgress": "분석 중...",
+    "generateInsightsBtn": "인사이트 생성",
+    "newDiscussion": "새 대화",
+    "noRecentConversations": "최근 대화 없음.",
+    "discussionContextLabel": "대화 컨텍스트",
+    "webSearchNotConfigured": "웹 검색 (미설정)",
+    "historyTab": "기록",
+    "insightsTab": "인사이트",
+    "aiCopilot": "AI 코파일럿",
+    "suggestTitle": "AI 제목 제안"
   },
   "aiSettings": {
     "description": "AI 기반 기능 및 환경설정 구성",
@@ -884,7 +970,12 @@
     "viewModeGroup": "노트 표시 모드",
     "reorderTabs": "탭 재정렬",
     "modified": "수정됨",
-    "created": "생성됨"
+    "created": "생성됨",
+    "loading": "로딩 중...",
+    "exportPDF": "PDF 내보내기",
+    "savedStatus": "저장됨",
+    "dirtyStatus": "수정됨",
+    "completedLabel": "완료"
   },
   "pagination": {
     "next": "→",
@@ -976,7 +1067,8 @@
     "searchPlaceholder": "노트 검색...",
     "searching": "검색 중...",
     "semanticInProgress": "AI 검색 진행 중...",
-    "semanticTooltip": "AI 의미 검색"
+    "semanticTooltip": "AI 의미 검색",
+    "disabledAdmin": "관리자 모드에서 검색 비활성화"
   },
   "semanticSearch": {
     "exactMatch": "정확히 일치",
@@ -1417,5 +1509,9 @@
     "markUndone": "미완료로 표시",
     "todayAt": "오늘 {time}",
     "tomorrowAt": "내일 {time}"
+  },
+  "lab": {
+    "initializing": "작업 공간 초기화 중",
+    "loadingIdeas": "아이디어 로딩 중..."
   }
 }
diff --git a/memento-note/locales/nl.json b/memento-note/locales/nl.json
index ed24a53..0c4af3a 100644
--- a/memento-note/locales/nl.json
+++ b/memento-note/locales/nl.json
@@ -81,7 +81,30 @@
       "noModels": "Geen modellen. Klik op ↺",
       "modelsAvailable": "{count} model(len) beschikbaar",
       "enterUrlToLoad": "Voer URL in en klik op ↺",
-      "currentProvider": "(Huidig: {provider})"
+      "currentProvider": "(Huidig: {provider})",
+      "pageTitle": "AI-beheer",
+      "pageDescription": "AI-functies bewaken en configureren",
+      "configure": "Configureren",
+      "features": "AI-functies",
+      "providerStatus": "AI-provider status",
+      "recentRequests": "Recente AI-verzoeken",
+      "comingSoon": "Binnenkort beschikbaar",
+      "activeFeatures": "Actieve functies",
+      "successRate": "Succesrate",
+      "avgResponseTime": "Gemiddelde responstijd",
+      "configuredProviders": "Geconfigureerde providers",
+      "settingUpdated": "Instelling bijgewerkt",
+      "updateFailedShort": "Bijwerken mislukt",
+      "titleSuggestions": "Titelsuggesties",
+      "titleSuggestionsDesc": "Stelt titels voor voor noten na 50+ woorden",
+      "aiAssistant": "AI-assistent",
+      "aiAssistantDesc": "AI-chat en tekstverbeteringstools inschakelen",
+      "memoryEchoFeature": "Ik merkte iets op...",
+      "memoryEchoFeatureDesc": "Dagelijkse analyse van verbindingen tussen notities",
+      "languageDetection": "Taaldetectie",
+      "languageDetectionDesc": "Detecteert automatisch de taal van elke notitie",
+      "autoLabeling": "Automatisch labelen",
+      "autoLabelingDesc": "Stelt labels voor en past ze automatisch toe"
     },
     "aiTest": {
       "description": "Test uw AI-providers voor taggeneratie en semantische zoek-embeddings",
@@ -195,7 +218,9 @@
         "email": "E-mail",
         "name": "Naam",
         "role": "Rol"
-      }
+      },
+      "title": "Gebruikers",
+      "description": "Beheer gebruikers en machtigingen"
     },
     "chat": "AI Chat",
     "lab": "Het Lab",
@@ -231,7 +256,18 @@
       "testing": "Testen...",
       "testSearch": "Zoekfunctie testen"
     },
-    "settingsDescription": "Toepassingsinstellingen configureren"
+    "settingsDescription": "Toepassingsinstellingen configureren",
+    "dashboard": {
+      "title": "Dashboard",
+      "description": "Overzicht van applicatiestatistieken",
+      "recentActivity": "Recente activiteit",
+      "recentActivityPlaceholder": "Recente activiteit wordt hier weergegeven."
+    },
+    "error": {
+      "title": "Fout in beheerderspaneel",
+      "description": "Pagina rendering mislukt. Probeer opnieuw.",
+      "retry": "Opnieuw proberen"
+    }
   },
   "ai": {
     "analyzing": "AI analyseert...",
@@ -322,7 +358,57 @@
     "translationFailed": "Vertaling mislukt",
     "undo": "AI ongedaan maken",
     "undoAI": "AI-transformatie ongedaan maken",
-    "undoApplied": "Originele tekst hersteld"
+    "undoApplied": "Originele tekst hersteld",
+    "minWordsError": "De notitie moet minimaal 5 woorden bevatten om AI-acties te gebruiken.",
+    "genericError": "AI-fout",
+    "actionError": "Fout bij AI-actie",
+    "appliedToNote": "Toegepast op notitie",
+    "applyToNote": "Toepassen op notitie",
+    "undoLastAction": "Laatste AI-actie ongedaan maken",
+    "selectContext": "Context selecteren...",
+    "selectNotebook": "Notitieboek selecteren",
+    "chatPlaceholder": "Vraag AI om te bewerken, samen te vatten of op te stellen...",
+    "assistantTitle": "AI-assistent",
+    "currentNote": "Huidige notitie",
+    "shrinkPanel": "Paneel verkleinen",
+    "expandPanel": "Paneel vergroten",
+    "chatTab": "Chat",
+    "noteActions": "Notitie-acties",
+    "askToStart": "Stel de assistent een vraag om te beginnen.",
+    "contextLabel": "Context",
+    "thisNote": "Deze notitie",
+    "allMyNotes": "Al mijn notities",
+    "notebookGeneric": "Notitieboek",
+    "writingTone": "Schrijfstijl",
+    "askAboutThisNote": "Vraag AI iets over deze notitie...",
+    "askAboutYourNotes": "Vraag AI iets over je notities...",
+    "webSearchLabel": "Webzoekopdracht",
+    "newLineHint": "Shift+Enter = nieuwe regel",
+    "resultLabel": "Resultaat",
+    "discardAction": "Negeren",
+    "transformationsDesc": "Transformaties — direct toegepast op de notitie",
+    "writeMinWordsAction": "Schrijf minimaal 5 woorden om AI-acties te activeren.",
+    "processingAction": "Verwerken...",
+    "action": {
+      "clarify": "Verduidelijken",
+      "shorten": "Inkorten",
+      "improve": "Verbeteren",
+      "toMarkdown": "Naar Markdown"
+    },
+    "openAssistant": "AI-assistent openen",
+    "poweredByMomento": "Aangedreven door Momento AI",
+    "welcomeMsg": "Hallo! Ik ben je AI-assistent. Hoe kan ik je vandaag helpen met je notities? Ik kan de toon verfijnen, berichten uitbreiden of content samenvatten.",
+    "summaryLast5": "Samenvatting van je laatste 5 notities",
+    "analyzingProgress": "Analyseren...",
+    "generateInsightsBtn": "Inzichten genereren",
+    "newDiscussion": "Nieuwe discussie",
+    "noRecentConversations": "Geen recente gesprekken.",
+    "discussionContextLabel": "Discussiecontext",
+    "webSearchNotConfigured": "Webzoekopdracht (Niet geconfigureerd)",
+    "historyTab": "Geschiedenis",
+    "insightsTab": "Inzichten",
+    "aiCopilot": "AI-copiloot",
+    "suggestTitle": "AI-titelsuggestie"
   },
   "aiSettings": {
     "description": "Configureer uw AI-aangedreven functies en voorkeuren",
@@ -929,7 +1015,12 @@
     "viewModeGroup": "Weergavemodus notities",
     "reorderTabs": "Tabblad herschikken",
     "modified": "Gewijzigd",
-    "created": "Aangemaakt"
+    "created": "Aangemaakt",
+    "loading": "Laden...",
+    "exportPDF": "PDF exporteren",
+    "savedStatus": "Opgeslagen",
+    "dirtyStatus": "Gewijzigd",
+    "completedLabel": "Voltooid"
   },
   "pagination": {
     "next": "→",
@@ -1021,7 +1112,8 @@
     "searchPlaceholder": "Doorzoek uw notities...",
     "searching": "Zoeken...",
     "semanticInProgress": "AI-zoeken bezig...",
-    "semanticTooltip": "AI semantisch zoeken"
+    "semanticTooltip": "AI semantisch zoeken",
+    "disabledAdmin": "Zoeken uitgeschakeld in adminmodus"
   },
   "semanticSearch": {
     "exactMatch": "Exacte overeenkomst",
@@ -1462,5 +1554,9 @@
     "markUndone": "Markeren als onvoltooid",
     "todayAt": "Vandaag om {time}",
     "tomorrowAt": "Morgen om {time}"
+  },
+  "lab": {
+    "initializing": "Werkruimte initialiseren",
+    "loadingIdeas": "Je ideeën laden..."
   }
 }
diff --git a/memento-note/locales/pl.json b/memento-note/locales/pl.json
index 6235e93..59f4472 100644
--- a/memento-note/locales/pl.json
+++ b/memento-note/locales/pl.json
@@ -81,7 +81,30 @@
       "noModels": "Brak modeli. Kliknij ↺",
       "modelsAvailable": "{count} model(i) dostępny(e)",
       "enterUrlToLoad": "Podaj URL i kliknij ↺",
-      "currentProvider": "(Bieżący: {provider})"
+      "currentProvider": "(Bieżący: {provider})",
+      "pageTitle": "Zarządzanie AI",
+      "pageDescription": "Monitoruj i konfiguruj funkcje AI",
+      "configure": "Konfiguruj",
+      "features": "Funkcje AI",
+      "providerStatus": "Status dostawców AI",
+      "recentRequests": "Ostatnie żądania AI",
+      "comingSoon": "Wkrótce dostępne",
+      "activeFeatures": "Aktywne funkcje",
+      "successRate": "Wskaźnik sukcesu",
+      "avgResponseTime": "Średni czas odpowiedzi",
+      "configuredProviders": "Skonfigurowani dostawcy",
+      "settingUpdated": "Ustawienie zaktualizowane",
+      "updateFailedShort": "Aktualizacja nie powiodła się",
+      "titleSuggestions": "Sugestie tytułów",
+      "titleSuggestionsDesc": "Sugeruje tytuły dla notatek po 50+ słowach",
+      "aiAssistant": "Asystent AI",
+      "aiAssistantDesc": "Włącz czat AI i narzędzia poprawy tekstu",
+      "memoryEchoFeature": "Zauważyłem coś...",
+      "memoryEchoFeatureDesc": "Codzienna analiza powiązań między notatkami",
+      "languageDetection": "Wykrywanie języka",
+      "languageDetectionDesc": "Automatycznie wykrywa język każdej notatki",
+      "autoLabeling": "Automatyczne etykietowanie",
+      "autoLabelingDesc": "Automatycznie sugeruje i stosuje etykiety"
     },
     "aiTest": {
       "description": "Przetestuj swoich dostawców AI pod kątem generowania tagów i embeddingów wyszukiwania semantycznego",
@@ -195,7 +218,9 @@
         "email": "E-mail",
         "name": "Imię",
         "role": "Rola"
-      }
+      },
+      "title": "Użytkownicy",
+      "description": "Zarządzaj użytkownikami i uprawnieniami"
     },
     "chat": "Czat AI",
     "lab": "Laboratorium",
@@ -231,7 +256,18 @@
       "testing": "Testowanie...",
       "testSearch": "Testuj wyszukiwanie"
     },
-    "settingsDescription": "Konfiguruj ustawienia aplikacji"
+    "settingsDescription": "Konfiguruj ustawienia aplikacji",
+    "dashboard": {
+      "title": "Panel",
+      "description": "Przegląd metryk aplikacji",
+      "recentActivity": "Ostatnia aktywność",
+      "recentActivityPlaceholder": "Ostatnia aktywność zostanie wyświetlona tutaj."
+    },
+    "error": {
+      "title": "Błąd w panelu administracyjnym",
+      "description": "Renderowanie strony nie powiodło się. Możesz spróbować ponownie.",
+      "retry": "Ponów"
+    }
   },
   "ai": {
     "analyzing": "Analiza AI...",
@@ -322,7 +358,57 @@
     "translationFailed": "Tłumaczenie nie powiodło się",
     "undo": "Cofnij AI",
     "undoAI": "Cofnij przekształcenie AI",
-    "undoApplied": "Oryginalny tekst przywrócony"
+    "undoApplied": "Oryginalny tekst przywrócony",
+    "minWordsError": "Notatka musi zawierać co najmniej 5 słów, aby używać akcji AI.",
+    "genericError": "Błąd AI",
+    "actionError": "Błąd podczas akcji AI",
+    "appliedToNote": "Zastosowano w notatce",
+    "applyToNote": "Zastosuj w notatce",
+    "undoLastAction": "Cofnij ostatnią akcję AI",
+    "selectContext": "Wybierz kontekst...",
+    "selectNotebook": "Wybierz notatnik",
+    "chatPlaceholder": "Poproś AI o edycję, podsumowanie lub szkic...",
+    "assistantTitle": "Asystent AI",
+    "currentNote": "Bieżąca notatka",
+    "shrinkPanel": "Zmień rozmiar panelu",
+    "expandPanel": "Powiększ panel",
+    "chatTab": "Chat",
+    "noteActions": "Akcje notatki",
+    "askToStart": "Zadaj asystentowi pytanie, aby rozpocząć.",
+    "contextLabel": "Kontekst",
+    "thisNote": "Ta notatka",
+    "allMyNotes": "Wszystkie notatki",
+    "notebookGeneric": "Notatnik",
+    "writingTone": "Ton pisania",
+    "askAboutThisNote": "Zapytaj AI o tę notatkę...",
+    "askAboutYourNotes": "Zapytaj AI o swoje notatki...",
+    "webSearchLabel": "Wyszukiwanie w sieci",
+    "newLineHint": "Shift+Enter = nowa linia",
+    "resultLabel": "Wynik",
+    "discardAction": "Odrzuć",
+    "transformationsDesc": "Transformacje — zastosowane bezpośrednio w notatce",
+    "writeMinWordsAction": "Napisz co najmniej 5 słów, aby aktywować akcje AI.",
+    "processingAction": "Przetwarzanie...",
+    "action": {
+      "clarify": "Doprecyzuj",
+      "shorten": "Skróć",
+      "improve": "Popraw",
+      "toMarkdown": "Do Markdown"
+    },
+    "openAssistant": "Otwórz asystenta AI",
+    "poweredByMomento": "Napędzany przez Momento AI",
+    "welcomeMsg": "Cześć! Jestem twoim asystentem AI. Jak mogę ci dzisiaj pomóc z notatkami? Mogę doprecyzować ton, rozwinąć treść lub podsumować.",
+    "summaryLast5": "Podsumowanie ostatnich 5 notatek",
+    "analyzingProgress": "Analizowanie...",
+    "generateInsightsBtn": "Generuj wnioski",
+    "newDiscussion": "Nowa dyskusja",
+    "noRecentConversations": "Brak ostatnich rozmów.",
+    "discussionContextLabel": "Kontekst dyskusji",
+    "webSearchNotConfigured": "Wyszukiwanie w sieci (Nieskonfigurowane)",
+    "historyTab": "Historia",
+    "insightsTab": "Wnioski",
+    "aiCopilot": "AI Copilot",
+    "suggestTitle": "Sugestia tytułu AI"
   },
   "aiSettings": {
     "description": "Skonfiguruj swoje funkcje AI i preferencje",
@@ -951,7 +1037,12 @@
     "viewModeGroup": "Tryb wyświetlania notatek",
     "reorderTabs": "Zmień kolejność kart",
     "modified": "Zmodyfikowano",
-    "created": "Utworzono"
+    "created": "Utworzono",
+    "loading": "Ładowanie...",
+    "exportPDF": "Eksportuj PDF",
+    "savedStatus": "Zapisano",
+    "dirtyStatus": "Zmodyfikowano",
+    "completedLabel": "Ukończone"
   },
   "pagination": {
     "next": "→",
@@ -1043,7 +1134,8 @@
     "searchPlaceholder": "Przeszukaj swoje notatki...",
     "searching": "Wyszukiwanie...",
     "semanticInProgress": "Wyszukiwanie semantyczne AI...",
-    "semanticTooltip": "Wyszukiwanie semantyczne AI"
+    "semanticTooltip": "Wyszukiwanie semantyczne AI",
+    "disabledAdmin": "Wyszukiwanie wyłączone w trybie admin"
   },
   "semanticSearch": {
     "exactMatch": "Dokładne dopasowanie",
@@ -1484,5 +1576,9 @@
     "markUndone": "Oznacz jako nieukończone",
     "todayAt": "Dzisiaj o {time}",
     "tomorrowAt": "Jutro o {time}"
+  },
+  "lab": {
+    "initializing": "Inicjalizacja przestrzeni",
+    "loadingIdeas": "Ładowanie twoich pomysłów..."
   }
 }
diff --git a/memento-note/locales/pt.json b/memento-note/locales/pt.json
index c26db74..7da8c86 100644
--- a/memento-note/locales/pt.json
+++ b/memento-note/locales/pt.json
@@ -81,7 +81,30 @@
       "noModels": "Sem modelos. Clique em ↺",
       "modelsAvailable": "{count} modelo(s) disponível(is)",
       "enterUrlToLoad": "Insira a URL e clique em ↺",
-      "currentProvider": "(Atual: {provider})"
+      "currentProvider": "(Atual: {provider})",
+      "pageTitle": "Gestão de IA",
+      "pageDescription": "Monitorar e configurar recursos de IA",
+      "configure": "Configurar",
+      "features": "Recursos de IA",
+      "providerStatus": "Status de provedores de IA",
+      "recentRequests": "Solicitações de IA recentes",
+      "comingSoon": "Em breve",
+      "activeFeatures": "Recursos ativos",
+      "successRate": "Taxa de sucesso",
+      "avgResponseTime": "Tempo médio de resposta",
+      "configuredProviders": "Provedores configurados",
+      "settingUpdated": "Configuração atualizada",
+      "updateFailedShort": "Falha na atualização",
+      "titleSuggestions": "Sugestões de título",
+      "titleSuggestionsDesc": "Sugere títulos para notas após 50+ palavras",
+      "aiAssistant": "Assistente de IA",
+      "aiAssistantDesc": "Ativar chat de IA e ferramentas de melhoria",
+      "memoryEchoFeature": "Notei algo...",
+      "memoryEchoFeatureDesc": "Análise diária de conexões entre suas notas",
+      "languageDetection": "Detecção de idioma",
+      "languageDetectionDesc": "Detecta automaticamente o idioma de cada nota",
+      "autoLabeling": "Rotulagem automática",
+      "autoLabelingDesc": "Sugere e aplica rótulos automaticamente"
     },
     "aiTest": {
       "description": "Teste seus provedores de IA para geração de etiquetas e embeddings de pesquisa semântica",
@@ -195,7 +218,9 @@
         "email": "E-mail",
         "name": "Nome",
         "role": "Função"
-      }
+      },
+      "title": "Usuários",
+      "description": "Gerenciar usuários e permissões"
     },
     "chat": "Chat IA",
     "lab": "O Laboratório",
@@ -231,7 +256,18 @@
       "testing": "Testando...",
       "testSearch": "Testar pesquisa web"
     },
-    "settingsDescription": "Configurar definições da aplicação"
+    "settingsDescription": "Configurar definições da aplicação",
+    "dashboard": {
+      "title": "Painel",
+      "description": "Visão geral das métricas",
+      "recentActivity": "Atividade recente",
+      "recentActivityPlaceholder": "Atividade recente será exibida aqui."
+    },
+    "error": {
+      "title": "Erro no painel administrativo",
+      "description": "Falha ao renderizar. Tente novamente.",
+      "retry": "Tentar novamente"
+    }
   },
   "ai": {
     "analyzing": "IA analisando...",
@@ -322,7 +358,57 @@
     "translationFailed": "Falha na tradução",
     "undo": "Desfazer IA",
     "undoAI": "Desfazer transformação da IA",
-    "undoApplied": "Texto original restaurado"
+    "undoApplied": "Texto original restaurado",
+    "minWordsError": "A nota deve conter pelo menos 5 palavras para usar ações de IA.",
+    "genericError": "Erro de IA",
+    "actionError": "Erro durante ação de IA",
+    "appliedToNote": "Aplicado à nota",
+    "applyToNote": "Aplicar à nota",
+    "undoLastAction": "Desfazer última ação de IA",
+    "selectContext": "Selecionar contexto...",
+    "selectNotebook": "Selecionar caderno",
+    "chatPlaceholder": "Peça à IA para editar, resumir ou redigir...",
+    "assistantTitle": "Assistente IA",
+    "currentNote": "Nota atual",
+    "shrinkPanel": "Recolher painel",
+    "expandPanel": "Expandir painel",
+    "chatTab": "Chat",
+    "noteActions": "Ações da nota",
+    "askToStart": "Faça uma pergunta ao Assistente para começar.",
+    "contextLabel": "Contexto",
+    "thisNote": "Esta nota",
+    "allMyNotes": "Todas as minhas notas",
+    "notebookGeneric": "Caderno",
+    "writingTone": "Tom de escrita",
+    "askAboutThisNote": "Pergunte à IA algo sobre esta nota...",
+    "askAboutYourNotes": "Pergunte à IA algo sobre suas notas...",
+    "webSearchLabel": "Pesquisa web",
+    "newLineHint": "Shift+Enter = nova linha",
+    "resultLabel": "Resultado",
+    "discardAction": "Descartar",
+    "transformationsDesc": "Transformações — aplicadas diretamente à nota",
+    "writeMinWordsAction": "Escreva pelo menos 5 palavras para ativar ações de IA.",
+    "processingAction": "Processando...",
+    "action": {
+      "clarify": "Esclarecer",
+      "shorten": "Encurtar",
+      "improve": "Melhorar",
+      "toMarkdown": "Para Markdown"
+    },
+    "openAssistant": "Abrir assistente IA",
+    "poweredByMomento": "Desenvolvido por Momento AI",
+    "welcomeMsg": "Olá! Sou seu assistente de IA. Como posso ajudá-lo com suas notas hoje? Posso refinar o tom, expandir mensagens ou resumir conteúdo.",
+    "summaryLast5": "Resumo das últimas 5 notas",
+    "analyzingProgress": "Analisando...",
+    "generateInsightsBtn": "Gerar Insights",
+    "newDiscussion": "Nova conversa",
+    "noRecentConversations": "Sem conversas recentes.",
+    "discussionContextLabel": "Contexto da discussão",
+    "webSearchNotConfigured": "Pesquisa web (Não configurada)",
+    "historyTab": "Histórico",
+    "insightsTab": "Insights",
+    "aiCopilot": "Copiloto IA",
+    "suggestTitle": "Sugestão de título por IA"
   },
   "aiSettings": {
     "description": "Configure seus recursos e preferências com IA",
@@ -879,7 +965,12 @@
     "viewModeGroup": "Modo de exibição das notas",
     "reorderTabs": "Reordenar aba",
     "modified": "Modificado",
-    "created": "Criado"
+    "created": "Criado",
+    "loading": "Carregando...",
+    "exportPDF": "Exportar PDF",
+    "savedStatus": "Salvo",
+    "dirtyStatus": "Modificado",
+    "completedLabel": "Concluídos"
   },
   "pagination": {
     "next": "→",
@@ -971,7 +1062,8 @@
     "searchPlaceholder": "Pesquise suas notas...",
     "searching": "Pesquisando...",
     "semanticInProgress": "Pesquisa semântica em andamento...",
-    "semanticTooltip": "Pesquisa semântica com IA"
+    "semanticTooltip": "Pesquisa semântica com IA",
+    "disabledAdmin": "Pesquisa desativada no modo admin"
   },
   "semanticSearch": {
     "exactMatch": "Correspondência exata",
@@ -1412,5 +1504,9 @@
     "markUndone": "Marcar como não concluído",
     "todayAt": "Hoje às {time}",
     "tomorrowAt": "Amanhã às {time}"
+  },
+  "lab": {
+    "initializing": "Inicializando espaço",
+    "loadingIdeas": "Carregando suas ideias..."
   }
 }
diff --git a/memento-note/locales/ru.json b/memento-note/locales/ru.json
index a07b96b..d164ca5 100644
--- a/memento-note/locales/ru.json
+++ b/memento-note/locales/ru.json
@@ -81,7 +81,30 @@
       "noModels": "Нет моделей. Нажмите ↺",
       "modelsAvailable": "{count} модел(ей) доступно",
       "enterUrlToLoad": "Введите URL и нажмите ↺",
-      "currentProvider": "(Текущий: {provider})"
+      "currentProvider": "(Текущий: {provider})",
+      "pageTitle": "Управление ИИ",
+      "pageDescription": "Мониторинг и настройка функций ИИ",
+      "configure": "Настроить",
+      "features": "Функции ИИ",
+      "providerStatus": "Статус провайдеров ИИ",
+      "recentRequests": "Недавние запросы ИИ",
+      "comingSoon": "Скоро",
+      "activeFeatures": "Активные функции",
+      "successRate": "Успешность",
+      "avgResponseTime": "Среднее время ответа",
+      "configuredProviders": "Настроенные провайдеры",
+      "settingUpdated": "Настройка обновлена",
+      "updateFailedShort": "Ошибка обновления",
+      "titleSuggestions": "Предложения заголовков",
+      "titleSuggestionsDesc": "Предлагает заголовки для заметок после 50+ слов",
+      "aiAssistant": "ИИ-ассистент",
+      "aiAssistantDesc": "Включить ИИ-чат и инструменты улучшения текста",
+      "memoryEchoFeature": "Я заметил кое-что...",
+      "memoryEchoFeatureDesc": "Ежедневный анализ связей между заметками",
+      "languageDetection": "Определение языка",
+      "languageDetectionDesc": "Автоопределение языка каждой заметки",
+      "autoLabeling": "Автомаркировка",
+      "autoLabelingDesc": "Автопредложение и применение меток"
     },
     "aiTest": {
       "description": "Протестируйте провайдеров ИИ для генерации тегов и эмбеддингов семантического поиска",
@@ -195,7 +218,9 @@
         "email": "Эл. почта",
         "name": "Имя",
         "role": "Роль"
-      }
+      },
+      "title": "Пользователи",
+      "description": "Управление пользователями и правами"
     },
     "chat": "ИИ-чат",
     "lab": "Лаборатория",
@@ -231,7 +256,18 @@
       "testing": "Тестирование...",
       "testSearch": "Тестировать веб-поиск"
     },
-    "settingsDescription": "Настройки приложения"
+    "settingsDescription": "Настройки приложения",
+    "dashboard": {
+      "title": "Панель управления",
+      "description": "Обзор метрик приложения",
+      "recentActivity": "Недавняя активность",
+      "recentActivityPlaceholder": "Недавняя активность будет отображена здесь."
+    },
+    "error": {
+      "title": "Ошибка в панели администратора",
+      "description": "Не удалось отобразить страницу. Повторите попытку.",
+      "retry": "Повторить"
+    }
   },
   "ai": {
     "analyzing": "ИИ анализирует...",
@@ -322,7 +358,57 @@
     "translationFailed": "Не удалось перевести",
     "undo": "Отменить ИИ",
     "undoAI": "Отменить преобразование ИИ",
-    "undoApplied": "Оригинальный текст восстановлен"
+    "undoApplied": "Оригинальный текст восстановлен",
+    "minWordsError": "Заметка должна содержать минимум 5 слов для использования действий ИИ.",
+    "genericError": "Ошибка ИИ",
+    "actionError": "Ошибка при выполнении действия ИИ",
+    "appliedToNote": "Применено к заметке",
+    "applyToNote": "Применить к заметке",
+    "undoLastAction": "Отменить последнее действие ИИ",
+    "selectContext": "Выберите контекст...",
+    "selectNotebook": "Выбрать блокнот",
+    "chatPlaceholder": "Попросите ИИ отредактировать, составить резюме или черновик...",
+    "assistantTitle": "ИИ-ассистент",
+    "currentNote": "Текущая заметка",
+    "shrinkPanel": "Свернуть панель",
+    "expandPanel": "Развернуть панель",
+    "chatTab": "Чат",
+    "noteActions": "Действия с заметкой",
+    "askToStart": "Задайте вопрос ассистенту, чтобы начать.",
+    "contextLabel": "Контекст",
+    "thisNote": "Эта заметка",
+    "allMyNotes": "Все мои заметки",
+    "notebookGeneric": "Блокнот",
+    "writingTone": "Тон письма",
+    "askAboutThisNote": "Спросите ИИ об этой заметке...",
+    "askAboutYourNotes": "Спросите ИИ о своих заметках...",
+    "webSearchLabel": "Веб-поиск",
+    "newLineHint": "Shift+Enter = новая строка",
+    "resultLabel": "Результат",
+    "discardAction": "Отклонить",
+    "transformationsDesc": "Преобразования — применяются напрямую к заметке",
+    "writeMinWordsAction": "Напишите минимум 5 слов для активации действий ИИ.",
+    "processingAction": "Обработка...",
+    "action": {
+      "clarify": "Уточнить",
+      "shorten": "Сократить",
+      "improve": "Улучшить",
+      "toMarkdown": "В Markdown"
+    },
+    "openAssistant": "Открыть ИИ-ассистент",
+    "poweredByMomento": "На базе Momento AI",
+    "welcomeMsg": "Привет! Я ваш ИИ-ассистент. Чем могу помочь с заметками? Могу уточнить стиль, развернуть мысль или сделать выжимку.",
+    "summaryLast5": "Обзор последних 5 заметок",
+    "analyzingProgress": "Анализ...",
+    "generateInsightsBtn": "Сгенерировать обзор",
+    "newDiscussion": "Новый разговор",
+    "noRecentConversations": "Нет недавних разговоров.",
+    "discussionContextLabel": "Контекст обсуждения",
+    "webSearchNotConfigured": "Веб-поиск (Не настроен)",
+    "historyTab": "История",
+    "insightsTab": "Обзоры",
+    "aiCopilot": "ИИ-копилот",
+    "suggestTitle": "Предложение заголовка ИИ"
   },
   "aiSettings": {
     "description": "Настройте функции и предпочтения на базе ИИ",
@@ -879,7 +965,12 @@
     "viewModeGroup": "Режим отображения заметок",
     "reorderTabs": "Изменить порядок вкладок",
     "modified": "Изменено",
-    "created": "Создано"
+    "created": "Создано",
+    "loading": "Загрузка...",
+    "exportPDF": "Экспорт PDF",
+    "savedStatus": "Сохранено",
+    "dirtyStatus": "Изменено",
+    "completedLabel": "Завершено"
   },
   "pagination": {
     "next": "→",
@@ -971,7 +1062,8 @@
     "searchPlaceholder": "Поиск в заметках...",
     "searching": "Поиск...",
     "semanticInProgress": "ИИ-поиск...",
-    "semanticTooltip": "Семантический поиск с ИИ"
+    "semanticTooltip": "Семантический поиск с ИИ",
+    "disabledAdmin": "Поиск отключён в режиме администратора"
   },
   "semanticSearch": {
     "exactMatch": "Точное совпадение",
@@ -1412,5 +1504,9 @@
     "markUndone": "Отметить как невыполненное",
     "todayAt": "Сегодня в {time}",
     "tomorrowAt": "Завтра в {time}"
+  },
+  "lab": {
+    "initializing": "Инициализация пространства",
+    "loadingIdeas": "Загрузка ваших идей..."
   }
 }
diff --git a/memento-note/locales/zh.json b/memento-note/locales/zh.json
index 2ae8578..cce4855 100644
--- a/memento-note/locales/zh.json
+++ b/memento-note/locales/zh.json
@@ -81,7 +81,30 @@
       "noModels": "无模型。点击 ↺",
       "modelsAvailable": "{count} 个模型可用",
       "enterUrlToLoad": "输入URL并点击↺加载模型",
-      "currentProvider": "(当前: {provider})"
+      "currentProvider": "(当前: {provider})",
+      "pageTitle": "AI管理",
+      "pageDescription": "监控和配置AI功能",
+      "configure": "配置",
+      "features": "AI功能",
+      "providerStatus": "AI提供商状态",
+      "recentRequests": "最近的AI请求",
+      "comingSoon": "即将推出",
+      "activeFeatures": "活跃功能",
+      "successRate": "成功率",
+      "avgResponseTime": "平均响应时间",
+      "configuredProviders": "已配置提供商",
+      "settingUpdated": "设置已更新",
+      "updateFailedShort": "更新失败",
+      "titleSuggestions": "标题建议",
+      "titleSuggestionsDesc": "在50+字后为笔记建议标题",
+      "aiAssistant": "AI助手",
+      "aiAssistantDesc": "启用AI聊天和文本改进工具",
+      "memoryEchoFeature": "我注意到了...",
+      "memoryEchoFeatureDesc": "每日分析笔记之间的联系",
+      "languageDetection": "语言检测",
+      "languageDetectionDesc": "自动检测每条笔记的语言",
+      "autoLabeling": "自动标记",
+      "autoLabelingDesc": "自动建议并应用标签"
     },
     "aiTest": {
       "description": "测试您的 AI 提供商的标签生成和语义搜索嵌入",
@@ -195,7 +218,9 @@
         "email": "邮箱",
         "name": "姓名",
         "role": "角色"
-      }
+      },
+      "title": "用户",
+      "description": "管理用户和权限"
     },
     "chat": "AI 聊天",
     "lab": "实验室",
@@ -231,7 +256,18 @@
       "testing": "测试中...",
       "testSearch": "测试网络搜索"
     },
-    "settingsDescription": "配置应用程序设置"
+    "settingsDescription": "配置应用程序设置",
+    "dashboard": {
+      "title": "仪表板",
+      "description": "应用程序指标概览",
+      "recentActivity": "最近活动",
+      "recentActivityPlaceholder": "最近的活动将在此处显示。"
+    },
+    "error": {
+      "title": "管理面板出错",
+      "description": "页面渲染失败。您可以重试。",
+      "retry": "重试"
+    }
   },
   "ai": {
     "analyzing": "AI 分析中...",
@@ -322,7 +358,57 @@
     "translationFailed": "翻译失败",
     "undo": "撤销 AI",
     "undoAI": "撤销 AI 转换",
-    "undoApplied": "已恢复原始文本"
+    "undoApplied": "已恢复原始文本",
+    "minWordsError": "笔记必须至少包含5个字才能使用AI操作。",
+    "genericError": "AI错误",
+    "actionError": "AI操作期间出错",
+    "appliedToNote": "已应用到笔记",
+    "applyToNote": "应用到笔记",
+    "undoLastAction": "撤销上次AI操作",
+    "selectContext": "选择上下文...",
+    "selectNotebook": "选择笔记本",
+    "chatPlaceholder": "让AI编辑、总结或起草...",
+    "assistantTitle": "AI助手",
+    "currentNote": "当前笔记",
+    "shrinkPanel": "收缩面板",
+    "expandPanel": "展开面板",
+    "chatTab": "聊天",
+    "noteActions": "笔记操作",
+    "askToStart": "向助手提问以开始。",
+    "contextLabel": "上下文",
+    "thisNote": "此笔记",
+    "allMyNotes": "所有笔记",
+    "notebookGeneric": "笔记本",
+    "writingTone": "写作语气",
+    "askAboutThisNote": "向AI提问关于此笔记...",
+    "askAboutYourNotes": "向AI提问关于你的笔记...",
+    "webSearchLabel": "网页搜索",
+    "newLineHint": "Shift+Enter = 换行",
+    "resultLabel": "结果",
+    "discardAction": "丢弃",
+    "transformationsDesc": "转换 — 直接应用到笔记",
+    "writeMinWordsAction": "至少写5个字以激活AI操作。",
+    "processingAction": "处理中...",
+    "action": {
+      "clarify": "澄清",
+      "shorten": "缩短",
+      "improve": "改进",
+      "toMarkdown": "转为Markdown"
+    },
+    "openAssistant": "打开AI助手",
+    "poweredByMomento": "由 Momento AI 提供支持",
+    "welcomeMsg": "你好！我是你的AI助手。今天我能怎么帮你的笔记？我可以优化语气、扩展内容或总结。",
+    "summaryLast5": "最近5条笔记摘要",
+    "analyzingProgress": "分析中...",
+    "generateInsightsBtn": "生成洞察",
+    "newDiscussion": "新对话",
+    "noRecentConversations": "没有最近的对话。",
+    "discussionContextLabel": "讨论上下文",
+    "webSearchNotConfigured": "网页搜索（未配置）",
+    "historyTab": "历史",
+    "insightsTab": "洞察",
+    "aiCopilot": "AI副驾驶",
+    "suggestTitle": "AI标题建议"
   },
   "aiSettings": {
     "description": "配置您的 AI 驱动功能和偏好设置",
@@ -907,7 +993,12 @@
     "viewModeGroup": "笔记显示模式",
     "reorderTabs": "重新排序标签页",
     "modified": "已修改",
-    "created": "已创建"
+    "created": "已创建",
+    "loading": "加载中...",
+    "exportPDF": "导出PDF",
+    "savedStatus": "已保存",
+    "dirtyStatus": "已修改",
+    "completedLabel": "已完成"
   },
   "pagination": {
     "next": "→",
@@ -999,7 +1090,8 @@
     "searchPlaceholder": "搜索您的笔记...",
     "searching": "搜索中...",
     "semanticInProgress": "AI 搜索进行中...",
-    "semanticTooltip": "AI 语义搜索"
+    "semanticTooltip": "AI 语义搜索",
+    "disabledAdmin": "管理员模式下搜索已禁用"
   },
   "semanticSearch": {
     "exactMatch": "完全匹配",
@@ -1440,5 +1532,9 @@
     "markUndone": "标记为未完成",
     "todayAt": "今天 {time}",
     "tomorrowAt": "明天 {time}"
+  },
+  "lab": {
+    "initializing": "初始化工作区",
+    "loadingIdeas": "加载你的想法..."
   }
 }
diff --git a/memento-note/prisma/schema.prisma b/memento-note/prisma/schema.prisma
index 6b4a622..037dc87 100644
--- a/memento-note/prisma/schema.prisma
+++ b/memento-note/prisma/schema.prisma
@@ -17,13 +17,16 @@ model User {
   role               String              @default("USER")
   image              String?
   theme              String              @default("light")
-  cardSizeMode       String              @default("variable")
   resetToken         String?             @unique
   resetTokenExpiry   DateTime?
   createdAt          DateTime            @default(now())
   updatedAt          DateTime            @updatedAt
+  cardSizeMode       String              @default("variable")
   accounts           Account[]
+  agents             Agent[]
   aiFeedback         AiFeedback[]
+  canvases           Canvas[]
+  conversations      Conversation[]
   labels             Label[]
   memoryEchoInsights MemoryEchoInsight[]
   notes              Note[]
@@ -32,10 +35,7 @@ model User {
   notebooks          Notebook[]
   sessions           Session[]
   aiSettings         UserAISettings?
-  agents             Agent[]
   workflows          Workflow[]
-  conversations      Conversation[]
-  canvases           Canvas[]
 }
 
 model Account {
@@ -75,20 +75,20 @@ model VerificationToken {
 }
 
 model Notebook {
-  id        String   @id @default(cuid())
-  name      String
-  icon      String?
-  color     String?
-  order     Int
-  userId    String
-  createdAt DateTime @default(now())
-  updatedAt DateTime @updatedAt
-  labels    Label[]
-  notes     Note[]
-  agents    Agent[]
-  workflows Workflow[]
+  id            String         @id @default(cuid())
+  name          String
+  icon          String?
+  color         String?
+  order         Int
+  userId        String
+  createdAt     DateTime       @default(now())
+  updatedAt     DateTime       @updatedAt
+  agents        Agent[]
   conversations Conversation[]
-  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  labels        Label[]
+  notes         Note[]
+  user          User           @relation(fields: [userId], references: [id], onDelete: Cascade)
+  workflows     Workflow[]
 
   @@index([userId, order])
   @@index([userId])
@@ -102,8 +102,8 @@ model Label {
   userId     String?
   createdAt  DateTime  @default(now())
   updatedAt  DateTime  @updatedAt
-  user       User?     @relation(fields: [userId], references: [id], onDelete: Cascade)
   notebook   Notebook? @relation(fields: [notebookId], references: [id], onDelete: Cascade)
+  user       User?     @relation(fields: [userId], references: [id], onDelete: Cascade)
   notes      Note[]    @relation("LabelToNote")
 
   @@unique([notebookId, name])
@@ -112,46 +112,46 @@ model Label {
 }
 
 model Note {
-  id                 String              @id @default(cuid())
-  title              String?
-  content            String
-  color              String              @default("default")
-  isPinned           Boolean             @default(false)
-  isArchived         Boolean             @default(false)
-  trashedAt          DateTime?
-  type               String              @default("text")
+  id                  String              @id @default(cuid())
+  title               String?
+  content             String
+  color               String              @default("default")
+  isPinned            Boolean             @default(false)
+  isArchived          Boolean             @default(false)
+  type                String              @default("text")
   dismissedFromRecent Boolean             @default(false)
-  checkItems         String?
-  labels             String?
-  images             String?
-  links              String?
-  reminder           DateTime?
-  isReminderDone     Boolean             @default(false)
-  reminderRecurrence String?
-  reminderLocation   String?
-  isMarkdown         Boolean             @default(false)
-  size               String              @default("small")
-  sharedWith         String?
-  userId             String?
-  order              Int                 @default(0)
-  notebookId         String?
-  createdAt          DateTime            @default(now())
-  updatedAt          DateTime            @updatedAt
-  contentUpdatedAt   DateTime            @default(now())
-  autoGenerated      Boolean?
-  aiProvider         String?
-  aiConfidence       Int?
-  language           String?
-  languageConfidence Float?
-  lastAiAnalysis     DateTime?
-  aiFeedback         AiFeedback[]
-  memoryEchoAsNote2  MemoryEchoInsight[] @relation("EchoNote2")
-  memoryEchoAsNote1  MemoryEchoInsight[] @relation("EchoNote1")
-  notebook           Notebook?           @relation(fields: [notebookId], references: [id])
-  user               User?               @relation(fields: [userId], references: [id], onDelete: Cascade)
-  shares             NoteShare[]
-  labelRelations     Label[]             @relation("LabelToNote")
-  noteEmbedding      NoteEmbedding?
+  checkItems          String?
+  labels              String?
+  images              String?
+  links               String?
+  reminder            DateTime?
+  isReminderDone      Boolean             @default(false)
+  reminderRecurrence  String?
+  reminderLocation    String?
+  isMarkdown          Boolean             @default(false)
+  size                String              @default("small")
+  sharedWith          String?
+  userId              String?
+  order               Int                 @default(0)
+  notebookId          String?
+  createdAt           DateTime            @default(now())
+  updatedAt           DateTime            @updatedAt
+  contentUpdatedAt    DateTime            @default(now())
+  autoGenerated       Boolean?
+  aiProvider          String?
+  aiConfidence        Int?
+  language            String?
+  languageConfidence  Float?
+  lastAiAnalysis      DateTime?
+  trashedAt           DateTime?
+  aiFeedback          AiFeedback[]
+  memoryEchoAsNote1   MemoryEchoInsight[] @relation("EchoNote1")
+  memoryEchoAsNote2   MemoryEchoInsight[] @relation("EchoNote2")
+  notebook            Notebook?           @relation(fields: [notebookId], references: [id])
+  user                User?               @relation(fields: [userId], references: [id], onDelete: Cascade)
+  noteEmbedding       NoteEmbedding?
+  shares              NoteShare[]
+  labelRelations      Label[]             @relation("LabelToNote")
 
   @@index([isPinned])
   @@index([isArchived])
@@ -173,9 +173,9 @@ model NoteShare {
   respondedAt DateTime?
   createdAt   DateTime  @default(now())
   updatedAt   DateTime  @updatedAt
+  note        Note      @relation(fields: [noteId], references: [id], onDelete: Cascade)
   sharer      User      @relation("SentShares", fields: [sharedBy], references: [id], onDelete: Cascade)
   user        User      @relation("ReceivedShares", fields: [userId], references: [id], onDelete: Cascade)
-  note        Note      @relation(fields: [noteId], references: [id], onDelete: Cascade)
 
   @@unique([noteId, userId])
   @@index([userId])
@@ -198,8 +198,8 @@ model AiFeedback {
   correctedContent String?
   metadata         String?
   createdAt        DateTime @default(now())
-  user             User?    @relation(fields: [userId], references: [id], onDelete: Cascade)
   note             Note     @relation(fields: [noteId], references: [id], onDelete: Cascade)
+  user             User?    @relation(fields: [userId], references: [id], onDelete: Cascade)
 
   @@index([noteId])
   @@index([userId])
@@ -217,9 +217,9 @@ model MemoryEchoInsight {
   viewed          Boolean  @default(false)
   feedback        String?
   dismissed       Boolean  @default(false)
-  user            User?    @relation(fields: [userId], references: [id], onDelete: Cascade)
-  note2           Note     @relation("EchoNote2", fields: [note2Id], references: [id], onDelete: Cascade)
   note1           Note     @relation("EchoNote1", fields: [note1Id], references: [id], onDelete: Cascade)
+  note2           Note     @relation("EchoNote2", fields: [note2Id], references: [id], onDelete: Cascade)
+  user            User?    @relation(fields: [userId], references: [id], onDelete: Cascade)
 
   @@unique([userId, insightDate])
   @@index([userId, insightDate])
@@ -227,23 +227,25 @@ model MemoryEchoInsight {
 }
 
 model UserAISettings {
-  userId                 String  @id
-  titleSuggestions       Boolean @default(true)
-  semanticSearch         Boolean @default(true)
-  paragraphRefactor      Boolean @default(true)
-  memoryEcho             Boolean @default(true)
-  memoryEchoFrequency    String  @default("daily")
-  aiProvider             String  @default("auto")
-  preferredLanguage      String  @default("auto")
-  fontSize               String  @default("medium")
-  demoMode               Boolean @default(false)
-  showRecentNotes        Boolean @default(true)
+  userId               String  @id
+  titleSuggestions     Boolean @default(true)
+  semanticSearch       Boolean @default(true)
+  paragraphRefactor    Boolean @default(true)
+  memoryEcho           Boolean @default(true)
+  memoryEchoFrequency  String  @default("daily")
+  aiProvider           String  @default("auto")
+  preferredLanguage    String  @default("auto")
+  fontSize             String  @default("medium")
+  demoMode             Boolean @default(false)
+  showRecentNotes      Boolean @default(true)
   /// "masonry" = grille cartes Muuri ; "tabs" = onglets + panneau (type OneNote). Ancienne valeur "list" migrée vers "tabs" en lecture.
-  notesViewMode          String  @default("masonry")
-  emailNotifications      Boolean @default(false)
-  desktopNotifications   Boolean @default(false)
-  anonymousAnalytics      Boolean @default(false)
-  user                   User    @relation(fields: [userId], references: [id], onDelete: Cascade)
+  notesViewMode        String  @default("masonry")
+  emailNotifications   Boolean @default(false)
+  desktopNotifications Boolean @default(false)
+  anonymousAnalytics   Boolean @default(false)
+  autoLabeling         Boolean @default(true)
+  languageDetection    Boolean @default(true)
+  user                 User    @relation(fields: [userId], references: [id], onDelete: Cascade)
 
   @@index([memoryEcho])
   @@index([aiProvider])
@@ -261,35 +263,31 @@ model NoteEmbedding {
   @@index([noteId])
 }
 
-// ============================================================================
-// NEW MODELS FOR AGENTIC SYSTEM & LAB
-// ============================================================================
-
 model Agent {
   id               String        @id @default(cuid())
   name             String
   description      String?
-  type             String?       @default("scraper") // scraper, researcher, monitor, custom
-  role             String        // System prompt / Persona
-  sourceUrls       String?       // JSON list of URLs to scrape
-  frequency        String        @default("manual") // manual, hourly, daily, weekly, monthly
+  type             String?       @default("scraper")
+  role             String
+  sourceUrls       String?
+  frequency        String        @default("manual")
   lastRun          DateTime?
   nextRun          DateTime?
-  scheduledTime    String?       @default("08:00") // HH:mm in user's local time
-  scheduledDay     Int?          // 0-6 for weekly (Mon=0), 1-31 for monthly
-  timezone         String?       // IANA timezone, e.g. "Europe/Paris"
   isEnabled        Boolean       @default(true)
   targetNotebookId String?
-  sourceNotebookId String?       // For monitor type: notebook to watch
-  tools            String?       @default("[]")  // JSON array: ["web_search", "note_search", ...]
-  maxSteps         Int           @default(10)    // Max tool-use iterations
-  notifyEmail      Boolean       @default(false) // Send email notification after execution
-  includeImages    Boolean       @default(false) // Extract images from scraped pages
+  sourceNotebookId String?
+  tools            String?       @default("[]")
+  maxSteps         Int           @default(10)
+  notifyEmail      Boolean       @default(false)
+  includeImages    Boolean       @default(false)
   userId           String
   createdAt        DateTime      @default(now())
   updatedAt        DateTime      @updatedAt
-  user             User          @relation(fields: [userId], references: [id], onDelete: Cascade)
+  scheduledTime    String?       @default("08:00")
+  scheduledDay     Int?
+  timezone         String?
   notebook         Notebook?     @relation(fields: [targetNotebookId], references: [id])
+  user             User          @relation(fields: [userId], references: [id], onDelete: Cascade)
   actions          AgentAction[]
 
   @@index([userId])
@@ -299,12 +297,12 @@ model Agent {
 model AgentAction {
   id         String   @id @default(cuid())
   agentId    String
-  status     String   @default("pending") // pending, running, success, failure
-  result     String?  // ID of the created note or summary message
-  log        String?  // Error message or execution log
-  input      String?  // JSON: prompt initial + config
-  toolLog    String?  // JSON: trace [{step, toolCalls, toolResults}]
-  tokensUsed Int?     // Token consumption
+  status     String   @default("pending")
+  result     String?
+  log        String?
+  input      String?
+  toolLog    String?
+  tokensUsed Int?
   createdAt  DateTime @default(now())
   agent      Agent    @relation(fields: [agentId], references: [id], onDelete: Cascade)
 
@@ -315,12 +313,12 @@ model Conversation {
   id         String        @id @default(cuid())
   title      String?
   userId     String
-  notebookId String?       // Optional context
+  notebookId String?
   createdAt  DateTime      @default(now())
   updatedAt  DateTime      @updatedAt
-  user       User          @relation(fields: [userId], references: [id], onDelete: Cascade)
-  notebook   Notebook?     @relation(fields: [notebookId], references: [id])
   messages   ChatMessage[]
+  notebook   Notebook?     @relation(fields: [notebookId], references: [id])
+  user       User          @relation(fields: [userId], references: [id], onDelete: Cascade)
 
   @@index([userId])
   @@index([notebookId])
@@ -329,7 +327,7 @@ model Conversation {
 model ChatMessage {
   id             String       @id @default(cuid())
   conversationId String
-  role           String       // user, assistant, system
+  role           String
   content        String
   createdAt      DateTime     @default(now())
   conversation   Conversation @relation(fields: [conversationId], references: [id], onDelete: Cascade)
@@ -340,7 +338,7 @@ model ChatMessage {
 model Canvas {
   id        String   @id @default(cuid())
   name      String
-  data      String   // Large JSON blob for tldraw state
+  data      String
   userId    String
   createdAt DateTime @default(now())
   updatedAt DateTime @updatedAt
@@ -349,22 +347,18 @@ model Canvas {
   @@index([userId])
 }
 
-// ============================================================================
-// VISUAL WORKFLOW BUILDER
-// ============================================================================
-
 model Workflow {
   id          String        @id @default(cuid())
   name        String
   description String?
-  graph       String        @default("{\"nodes\":[],\"edges\":[]}") // JSON: React Flow nodes[] + edges[]
+  graph       String        @default("{\"nodes\":[],\"edges\":[]}")
   isEnabled   Boolean       @default(true)
   userId      String
-  notebookId  String?       // default target notebook for Create Note nodes
+  notebookId  String?
   createdAt   DateTime      @default(now())
   updatedAt   DateTime      @updatedAt
-  user        User          @relation(fields: [userId], references: [id], onDelete: Cascade)
   notebook    Notebook?     @relation(fields: [notebookId], references: [id])
+  user        User          @relation(fields: [userId], references: [id], onDelete: Cascade)
   runs        WorkflowRun[]
 
   @@index([userId])
@@ -374,8 +368,8 @@ model Workflow {
 model WorkflowRun {
   id         String   @id @default(cuid())
   workflowId String
-  status     String   @default("running") // running, success, failure
-  log        String?  // JSON: per-node status + timing
+  status     String   @default("running")
+  log        String?
   createdAt  DateTime @default(now())
   workflow   Workflow @relation(fields: [workflowId], references: [id], onDelete: Cascade)