Refactor Admin and Settings UI to Ethereal Precision aesthetic and improve note import/export functionality

memento-note/app/(admin)/admin/ai/admin-ai-client.tsx

@@ -56,33 +56,33 @@ export function AdminAIPageClient({
       key: 'titleSuggestions' as const,
       label: t('admin.ai.titleSuggestions'),
       description: t('admin.ai.titleSuggestionsDesc'),
-      icon: <Sparkles className="h-4 w-4 text-yellow-500" />,
+      icon: <Sparkles className="h-4 w-4" />,
     },
 
     {
       key: 'paragraphRefactor' as const,
       label: t('admin.ai.aiAssistant'),
       description: t('admin.ai.aiAssistantDesc'),
-      icon: <Brain className="h-4 w-4 text-purple-500" />,
+      icon: <Brain className="h-4 w-4" />,
     },
 
     {
       key: 'memoryEcho' as const,
       label: t('admin.ai.memoryEchoFeature'),
       description: t('admin.ai.memoryEchoFeatureDesc'),
-      icon: <Zap className="h-4 w-4 text-amber-500" />,
+      icon: <Zap className="h-4 w-4" />,
     },
     {
       key: 'languageDetection' as const,
       label: t('admin.ai.languageDetection'),
       description: t('admin.ai.languageDetectionDesc'),
-      icon: <Globe className="h-4 w-4 text-green-500" />,
+      icon: <Globe className="h-4 w-4" />,
     },
     {
       key: 'autoLabeling' as const,
       label: t('admin.ai.autoLabeling'),
       description: t('admin.ai.autoLabelingDesc'),
-      icon: <Tag className="h-4 w-4 text-rose-500" />,
+      icon: <Tag className="h-4 w-4" />,
     },
   ]
 
@@ -91,40 +91,40 @@ export function AdminAIPageClient({
       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" />,
+      icon: <Zap className="h-5 w-5 text-primary" />,
     },
     {
       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" />,
+      icon: <TrendingUp className="h-5 w-5 text-green-600" />,
     },
     {
       title: t('admin.ai.avgResponseTime'),
       value: '—',
       trend: { value: 0, isPositive: true },
-      icon: <Activity className="h-5 w-5 text-primary dark:text-primary-foreground" />,
+      icon: <Activity className="h-5 w-5 text-primary" />,
     },
     {
       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" />,
+      icon: <Settings className="h-5 w-5 text-primary" />,
     },
   ]
 
   return (
-    <div className="space-y-6">
-      <div className="flex justify-between items-center">
+    <div className="space-y-8">
+      <div className="flex justify-between items-start">
         <div>
-          <h1 className="text-3xl font-bold text-gray-900 dark:text-white">
+          <h1 className="text-2xl font-bold tracking-tight text-foreground">
             {t('admin.ai.pageTitle')}
           </h1>
-          <p className="text-gray-600 dark:text-gray-400 mt-1">
+          <p className="text-muted-foreground mt-1">
             {t('admin.ai.pageDescription')}
           </p>
         </div>
         <Link href="/admin/settings">
-          <Button variant="outline">
+          <Button variant="outline" className="border-border">
             <Settings className="mr-2 h-4 w-4" />
             {t('admin.ai.configure')}
           </Button>
@@ -133,25 +133,31 @@ export function AdminAIPageClient({
 
       <AdminMetrics metrics={aiMetrics} />
 
-      <div className="grid grid-cols-1 lg:grid-cols-2 gap-6">
+      <div className="grid grid-cols-1 md: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">
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3 mb-2">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <Zap className="h-5 w-5" />
+            </div>
+            <div>
+              <h2 className="font-semibold text-foreground">{t('admin.ai.features')}</h2>
+              <p className="text-sm text-muted-foreground">Activez ou désactivez les fonctionnalités IA</p>
+            </div>
+          </div>
+          <div className="space-y-4 pt-2 border-t border-border">
             {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"
+                className="flex items-start justify-between p-3 bg-muted rounded-lg border border-border/50"
               >
-                <div className="flex items-center gap-3 flex-1 min-w-0">
-                  {icon}
+                <div className="flex items-start gap-3 flex-1 min-w-0">
+                  <div className="mt-0.5 text-primary">{icon}</div>
                   <div className="min-w-0">
-                    <p className="text-sm font-medium text-gray-900 dark:text-white truncate">
+                    <p className="text-sm font-medium text-foreground truncate">
                       {label}
                     </p>
-                    <p className="text-xs text-gray-500 dark:text-gray-400 truncate">
+                    <p className="text-xs text-muted-foreground truncate">
                       {description}
                     </p>
                   </div>
@@ -160,7 +166,7 @@ export function AdminAIPageClient({
                   checked={features[key]}
                   onCheckedChange={(v) => handleToggle(key, v)}
                   disabled={saving === key}
-                  className="ml-3 flex-shrink-0"
+                  className="ml-3 mt-0.5 flex-shrink-0"
                 />
               </div>
             ))}
@@ -168,42 +174,53 @@ export function AdminAIPageClient({
         </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 className="flex flex-col gap-6">
+          <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+            <div className="flex items-center gap-3 mb-2">
+              <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+                <Settings className="h-5 w-5" />
               </div>
-            ))}
+              <div>
+                <h2 className="font-semibold text-foreground">{t('admin.ai.providerStatus')}</h2>
+                <p className="text-sm text-muted-foreground">État de vos fournisseurs connectés</p>
+              </div>
+            </div>
+            <div className="space-y-3 pt-2 border-t border-border">
+              {providers.map((provider) => (
+                <div
+                  key={provider.name}
+                  className="flex items-center justify-between p-3 bg-muted rounded-lg border border-border/50"
+                >
+                  <p className="text-sm font-medium text-foreground">
+                    {provider.name}
+                  </p>
+                  <span
+                    className={`px-2 py-1 text-xs font-medium rounded-full ${
+                      provider.status === 'Connected' || provider.status === 'Available'
+                        ? 'text-green-700 bg-green-500/10 border border-green-500/20'
+                        : 'text-muted-foreground bg-muted-foreground/10 border border-muted-foreground/20'
+                    }`}
+                  >
+                    {provider.status}
+                  </span>
+                </div>
+              ))}
+            </div>
+          </div>
+
+          <div className="bg-card rounded-lg border border-border p-6 shadow-sm">
+            <h2 className="text-sm font-semibold text-foreground mb-2">
+              {t('admin.ai.recentRequests')}
+            </h2>
+            <div className="p-4 rounded-lg bg-muted border border-border/50 flex flex-col items-center justify-center text-center">
+              <Activity className="h-6 w-6 text-muted-foreground mb-2" />
+              <p className="text-sm text-muted-foreground">
+                {t('admin.ai.comingSoon')}
+              </p>
+            </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>
   )
 }

memento-note/app/(admin)/admin/layout.tsx

@@ -1,6 +1,5 @@
 import { AdminHeader } from '@/components/admin-header'
-import { AdminSidebar } from '@/components/admin-sidebar'
-import { AdminContentArea } from '@/components/admin-content-area'
+import { AdminNav } from '@/components/admin-nav'
 
 // Auth is enforced solely by middleware (auth.config.ts → authorized callback).
 // All cross-group navigation (admin ↔ main) uses <a> tags (full page reload)
@@ -11,11 +10,19 @@ 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 flex flex-col min-h-screen">
+    <div className="bg-background flex flex-col min-h-screen">
       <AdminHeader />
-      <div className="flex flex-1">
-        <AdminSidebar />
-        <AdminContentArea>{children}</AdminContentArea>
+      
+      {/* Horizontal Tab Navigation */}
+      <div className="flex items-center gap-1 px-8 bg-background border-b border-border shrink-0">
+        <AdminNav />
+      </div>
+
+      {/* Page Content */}
+      <div className="flex-1 overflow-y-auto">
+        <div className="max-w-5xl mx-auto px-8 py-8 space-y-8">
+          {children}
+        </div>
       </div>
     </div>
   )

memento-note/app/(admin)/admin/page.tsx

@@ -46,7 +46,7 @@ export default async function AdminPage() {
 
       <AdminMetrics metrics={metrics} />
 
-      <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
+      <div className="bg-card rounded-lg shadow-sm overflow-hidden border border-border p-6">
         <h2 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
           Recent Activity
         </h2>

memento-note/app/(admin)/admin/settings/admin-settings-form.tsx

@@ -9,7 +9,7 @@ import { Combobox } from '@/components/ui/combobox'
 import { updateSystemConfig, testEmail } from '@/app/actions/admin-settings'
 import { toast } from 'sonner'
 import { useState, useEffect, useCallback } from 'react'
-import { TestTube, ExternalLink, RefreshCw } from 'lucide-react'
+import { TestTube, ExternalLink, RefreshCw, Shield, Brain, Mail, Wrench } from 'lucide-react'
 import { useLanguage } from '@/lib/i18n'
 
 type AIProvider = 'ollama' | 'openai' | 'custom' | 'deepseek' | 'openrouter' | 'mistral' | 'zai' | 'lmstudio'
@@ -80,6 +80,7 @@ type ModelPurpose = 'tags' | 'embeddings' | 'chat'
 
 export function AdminSettingsForm({ config }: { config: Record<string, string> }) {
   const { t } = useLanguage()
+  const [activeAiTab, setActiveAiTab] = useState<'tags' | 'embeddings' | 'chat'>('tags')
   const [isSaving, setIsSaving] = useState(false)
   const [isTesting, setIsTesting] = useState(false)
 
@@ -546,14 +547,19 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
   ]
 
   return (
-    <div className="space-y-6">
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('admin.security.title')}</CardTitle>
-          <CardDescription>{t('admin.security.description')}</CardDescription>
-        </CardHeader>
+    <div className="columns-1 lg:columns-2 gap-6">
+      <div className="bg-card rounded-lg border border-border shadow-sm overflow-hidden break-inside-avoid mb-6">
+        <div className="flex items-center gap-3 p-6 border-b border-border">
+          <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+            <Shield className="h-5 w-5" />
+          </div>
+          <div>
+            <h2 className="font-semibold text-foreground">{t('admin.security.title')}</h2>
+            <p className="text-sm text-muted-foreground">{t('admin.security.description')}</p>
+          </div>
+        </div>
         <form onSubmit={(e) => { e.preventDefault(); handleSaveSecurity(new FormData(e.currentTarget)) }}>
-          <CardContent className="space-y-4">
+          <div className="p-6 space-y-4">
             <div className="flex items-center space-x-2">
               <Checkbox
                 id="ALLOW_REGISTRATION"
@@ -570,22 +576,34 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
             <p className="text-xs text-muted-foreground">
               {t('admin.security.allowPublicRegistrationDescription')}
             </p>
-          </CardContent>
-          <CardFooter>
+          </div>
+          <div className="px-6 pb-6">
             <Button type="submit" disabled={isSaving}>{t('admin.security.title')}</Button>
-          </CardFooter>
+          </div>
         </form>
-      </Card>
+      </div>
 
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('admin.ai.title')}</CardTitle>
-          <CardDescription>{t('admin.ai.description')}</CardDescription>
-        </CardHeader>
+      <div className="bg-card rounded-lg border border-border shadow-sm overflow-hidden break-inside-avoid mb-6">
+        <div className="flex items-center gap-3 p-6 border-b border-border">
+          <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+            <Brain className="h-5 w-5" />
+          </div>
+          <div>
+            <h2 className="font-semibold text-foreground">{t('admin.ai.title')}</h2>
+            <p className="text-sm text-muted-foreground">{t('admin.ai.description')}</p>
+          </div>
+        </div>
         <form onSubmit={(e) => { e.preventDefault(); handleSaveAI(new FormData(e.currentTarget)) }}>
-          <CardContent className="space-y-6">
+          <div className="px-6 pt-6">
+            <div className="flex border-b border-border/50 overflow-x-auto">
+              <button type="button" onClick={() => setActiveAiTab('tags')} className={`px-4 py-2.5 text-sm font-medium border-b-2 whitespace-nowrap ${activeAiTab === 'tags' ? 'border-primary text-primary' : 'border-transparent text-muted-foreground hover:text-foreground hover:border-border'}`}>🏷️ Tags</button>
+              <button type="button" onClick={() => setActiveAiTab('embeddings')} className={`px-4 py-2.5 text-sm font-medium border-b-2 whitespace-nowrap ${activeAiTab === 'embeddings' ? 'border-primary text-primary' : 'border-transparent text-muted-foreground hover:text-foreground hover:border-border'}`}>🔍 Embeddings</button>
+              <button type="button" onClick={() => setActiveAiTab('chat')} className={`px-4 py-2.5 text-sm font-medium border-b-2 whitespace-nowrap ${activeAiTab === 'chat' ? 'border-primary text-primary' : 'border-transparent text-muted-foreground hover:text-foreground hover:border-border'}`}>💬 Chat</button>
+            </div>
+          </div>
+          <div className="p-6 space-y-6">
             {/* Tags Generation Provider */}
-            <div className="space-y-4 p-4 border rounded-lg bg-primary/5 dark:bg-primary/10">
+            <div className={`space-y-4 p-4 border border-border/50 rounded-lg bg-muted/50 ${activeAiTab === 'tags' ? 'block' : 'hidden'}`}>
               <h3 className="text-base font-semibold flex items-center gap-2">
                 <span className="text-primary">🏷️</span> {t('admin.ai.tagsGenerationProvider')}
               </h3>
@@ -615,7 +633,7 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
             </div>
 
             {/* Embeddings Provider */}
-            <div className="space-y-4 p-4 border rounded-lg bg-green-50/50 dark:bg-green-950/20">
+            <div className={`space-y-4 p-4 border border-border/50 rounded-lg bg-muted/50 ${activeAiTab === 'embeddings' ? 'block' : 'hidden'}`}>
               <h3 className="text-base font-semibold flex items-center gap-2">
                 <span className="text-green-600">🔍</span> {t('admin.ai.embeddingsProvider')}
               </h3>
@@ -650,7 +668,7 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
             </div>
 
             {/* Chat Provider */}
-            <div className="space-y-4 p-4 border rounded-lg bg-blue-50/50 dark:bg-blue-950/20">
+            <div className={`space-y-4 p-4 border border-border/50 rounded-lg bg-muted/50 ${activeAiTab === 'chat' ? 'block' : 'hidden'}`}>
               <h3 className="text-base font-semibold flex items-center gap-2">
                 <span className="text-blue-600">💬</span> {t('admin.ai.chatProvider')}
               </h3>
@@ -678,8 +696,8 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
               <input type="hidden" name="AI_MODEL_CHAT" value={selectedChatModel} />
               {renderProviderConfig(chatProvider, 'chat', selectedChatModel, setSelectedChatModel)}
             </div>
-          </CardContent>
-          <CardFooter className="flex justify-between pt-6">
+          </div>
+          <div className="px-6 pb-6 flex flex-col sm:flex-row gap-3 sm:justify-between pt-6">
             <Button type="submit" disabled={isSaving}>{isSaving ? t('admin.ai.saving') : t('admin.ai.saveSettings')}</Button>
             <a href="/admin/ai-test">
               <Button type="button" variant="outline" className="gap-2">
@@ -688,17 +706,22 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
                 <ExternalLink className="h-3 w-3" />
               </Button>
             </a>
-          </CardFooter>
+          </div>
         </form>
-      </Card>
+      </div>
 
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('admin.email.title')}</CardTitle>
-          <CardDescription>{t('admin.email.description')}</CardDescription>
-        </CardHeader>
+      <div className="bg-card rounded-lg border border-border shadow-sm overflow-hidden break-inside-avoid mb-6">
+        <div className="flex items-center gap-3 p-6 border-b border-border">
+          <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+            <Mail className="h-5 w-5" />
+          </div>
+          <div>
+            <h2 className="font-semibold text-foreground">{t('admin.email.title')}</h2>
+            <p className="text-sm text-muted-foreground">{t('admin.email.description')}</p>
+          </div>
+        </div>
         <form onSubmit={(e) => { e.preventDefault(); handleSaveEmail(new FormData(e.currentTarget)) }}>
-          <CardContent className="space-y-4">
+          <div className="p-6 space-y-4">
             <div className="space-y-2">
               <label className="text-sm font-medium">{t('admin.email.provider')}</label>
               <div className="flex gap-2">
@@ -826,23 +849,28 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
                 </div>
               </div>
             )}
-          </CardContent>
-          <CardFooter className="flex justify-between pt-6">
+          </div>
+          <div className="px-6 pb-6 flex flex-col sm:flex-row gap-3 sm:justify-between pt-6">
             <Button type="submit" disabled={isSaving}>{t('admin.email.saveSettings')}</Button>
             <Button type="button" variant="secondary" onClick={handleTestEmail} disabled={isTesting}>
               {isTesting ? t('admin.smtp.sending') : t('admin.smtp.testEmail')}
             </Button>
-          </CardFooter>
+          </div>
         </form>
-      </Card>
+      </div>
 
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('admin.tools.title')}</CardTitle>
-          <CardDescription>{t('admin.tools.description')}</CardDescription>
-        </CardHeader>
+      <div className="bg-card rounded-lg border border-border shadow-sm overflow-hidden break-inside-avoid mb-6">
+        <div className="flex items-center gap-3 p-6 border-b border-border">
+          <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+            <Wrench className="h-5 w-5" />
+          </div>
+          <div>
+            <h2 className="font-semibold text-foreground">{t('admin.tools.title')}</h2>
+            <p className="text-sm text-muted-foreground">{t('admin.tools.description')}</p>
+          </div>
+        </div>
         <form onSubmit={(e) => { e.preventDefault(); handleSaveTools(new FormData(e.currentTarget)) }}>
-          <CardContent className="space-y-4">
+          <div className="p-6 space-y-4">
             <div className="space-y-2">
               <label htmlFor="WEB_SEARCH_PROVIDER" className="text-sm font-medium">{t('admin.tools.searchProvider')}</label>
               <select
@@ -880,13 +908,13 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
 
             {/* Search test result */}
             {searchTestResult && (
-              <div className={`rounded-lg border p-3 text-sm flex items-start gap-2 ${searchTestResult.success ? 'border-green-200 bg-green-50 text-green-800 dark:border-green-800 dark:bg-green-950/30 dark:text-green-300' : 'border-red-200 bg-red-50 text-red-800 dark:border-red-800 dark:bg-red-950/30 dark:text-red-300'}`}>
+              <div className={`rounded-lg border p-3 text-sm flex items-start gap-2 ${searchTestResult.success ? 'border-green-500/20 bg-green-500/10 text-green-600' : 'border-red-500/20 bg-red-500/10 text-red-600'}`}>
                 <span className={`mt-0.5 inline-block w-2 h-2 rounded-full flex-shrink-0 ${searchTestResult.success ? 'bg-green-500' : 'bg-red-500'}`} />
                 <span>{searchTestResult.message}</span>
               </div>
             )}
-          </CardContent>
-          <CardFooter className="flex justify-between">
+          </div>
+          <div className="px-6 pb-6 flex flex-col sm:flex-row gap-3 sm:justify-between">
             <Button type="submit" disabled={isSaving}>{t('admin.tools.saveSettings')}</Button>
             <Button
               type="button"
@@ -896,9 +924,9 @@ export function AdminSettingsForm({ config }: { config: Record<string, string> }
             >
               {isTestingSearch ? t('admin.tools.testing') : t('admin.tools.testSearch')}
             </Button>
-          </CardFooter>
+          </div>
         </form>
-      </Card>
+      </div>
     </div>
   )
 }

memento-note/app/(admin)/admin/settings/page.tsx

@@ -6,11 +6,9 @@ export default async function AdminSettingsPage() {
   const config = await getSystemConfig()
 
   return (
-    <div className="space-y-6">
+    <div className="space-y-8">
       <SettingsHeader />
-      <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800 p-6">
-        <AdminSettingsForm config={config} />
-      </div>
+      <AdminSettingsForm config={config} />
     </div>
   )
 }

memento-note/app/(admin)/admin/settings/settings-header.tsx

@@ -6,10 +6,10 @@ export function SettingsHeader() {
   const { t } = useLanguage()
   return (
     <div>
-      <h1 className="text-3xl font-bold text-gray-900 dark:text-white">
+      <h1 className="text-2xl font-bold tracking-tight text-foreground">
         {t('admin.settings')}
       </h1>
-      <p className="text-gray-600 dark:text-gray-400 mt-1">
+      <p className="text-muted-foreground mt-1">
         {t('admin.settingsDescription')}
       </p>
     </div>

memento-note/app/(admin)/admin/users/page.tsx

@@ -21,7 +21,7 @@ export default async function AdminUsersPage() {
         <CreateUserDialog />
       </div>
 
-      <div className="bg-white dark:bg-zinc-900 rounded-lg shadow overflow-hidden border border-gray-200 dark:border-gray-800">
+      <div className="bg-card rounded-lg shadow-sm overflow-hidden border border-border">
         <UserList initialUsers={users} />
       </div>
     </div>

memento-note/app/(main)/settings/about/page.tsx

@@ -1,9 +1,8 @@
 'use client'
 
-import { SettingsSection } from '@/components/settings'
-import { Card, CardContent } from '@/components/ui/card'
 import { Badge } from '@/components/ui/badge'
 import { useLanguage } from '@/lib/i18n'
+import { FileText, Sparkles, MessageCircle } from 'lucide-react'
 
 export default function AboutSettingsPage() {
   const { t } = useLanguage()
@@ -11,126 +10,95 @@ export default function AboutSettingsPage() {
   const buildDate = '2026-01-17'
 
   return (
-    <div className="space-y-6">
+    <div className="space-y-8">
       <div>
-        <h1 className="text-3xl font-bold mb-2">{t('about.title')}</h1>
-        <p className="text-gray-600 dark:text-gray-400">
-          {t('about.description')}
-        </p>
+        <h1 className="text-2xl font-bold tracking-tight text-foreground">{t('about.title')}</h1>
+        <p className="text-muted-foreground mt-1">{t('about.description')}</p>
       </div>
 
-      <SettingsSection
-        title={t('about.appName')}
-        icon={<span className="text-2xl">📝</span>}
-        description={t('about.appDescription')}
-      >
-        <Card>
-          <CardContent className="pt-6 space-y-4">
-            <div className="flex justify-between items-center">
-              <span className="font-medium">{t('about.version')}</span>
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        {/* App info */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3 mb-2">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <FileText className="h-5 w-5" />
+            </div>
+            <div>
+              <h3 className="font-semibold text-foreground">{t('about.appName')}</h3>
+              <p className="text-sm text-muted-foreground">{t('about.appDescription')}</p>
+            </div>
+          </div>
+          <div className="space-y-3 pt-2 border-t border-border">
+            <div className="flex justify-between items-center text-sm">
+              <span className="text-muted-foreground">{t('about.version')}</span>
               <Badge variant="secondary">{version}</Badge>
             </div>
-            <div className="flex justify-between items-center">
-              <span className="font-medium">{t('about.buildDate')}</span>
+            <div className="flex justify-between items-center text-sm">
+              <span className="text-muted-foreground">{t('about.buildDate')}</span>
               <Badge variant="outline">{buildDate}</Badge>
             </div>
-            <div className="flex justify-between items-center">
-              <span className="font-medium">{t('about.platform')}</span>
+            <div className="flex justify-between items-center text-sm">
+              <span className="text-muted-foreground">{t('about.platform')}</span>
               <Badge variant="outline">{t('about.platformWeb')}</Badge>
             </div>
-          </CardContent>
-        </Card>
-      </SettingsSection>
+          </div>
+        </div>
 
-      <SettingsSection
-        title={t('about.features.title')}
-        icon={<span className="text-2xl">✨</span>}
-        description={t('about.features.description')}
-      >
-        <Card>
-          <CardContent className="pt-6 space-y-2">
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.titleSuggestions')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.semanticSearch')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.paragraphReformulation')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.memoryEcho')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.notebookOrganization')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.dragDrop')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.labelSystem')}</span>
-            </div>
-            <div className="flex items-center gap-2">
-              <span className="text-green-500">✓</span>
-              <span>{t('about.features.multipleProviders')}</span>
-            </div>
-          </CardContent>
-        </Card>
-      </SettingsSection>
-
-      <SettingsSection
-        title={t('about.technology.title')}
-        icon={<span className="text-2xl">⚙️</span>}
-        description={t('about.technology.description')}
-      >
-        <Card>
-          <CardContent className="pt-6 space-y-2 text-sm">
-            <div><strong>{t('about.technology.frontend')}:</strong> Next.js 16, React 19, TypeScript</div>
-            <div><strong>{t('about.technology.backend')}:</strong> Next.js API Routes, Server Actions</div>
-            <div><strong>{t('about.technology.database')}:</strong> SQLite (Prisma ORM)</div>
-            <div><strong>{t('about.technology.authentication')}:</strong> NextAuth 5</div>
-            <div><strong>{t('about.technology.ai')}:</strong> Vercel AI SDK, OpenAI, Ollama</div>
-            <div><strong>{t('about.technology.ui')}:</strong> Radix UI, Tailwind CSS, Lucide Icons</div>
-            <div><strong>{t('about.technology.testing')}:</strong> Playwright (E2E)</div>
-          </CardContent>
-        </Card>
-      </SettingsSection>
-
-      <SettingsSection
-        title={t('about.support.title')}
-        icon={<span className="text-2xl">💬</span>}
-        description={t('about.support.description')}
-      >
-        <Card>
-          <CardContent className="pt-6 space-y-4">
-            <div>
-              <p className="font-medium mb-2">{t('about.support.documentation')}</p>
-              <p className="text-sm text-gray-600 dark:text-gray-400">
-                Check the documentation for detailed guides and tutorials.
-              </p>
+        {/* Features */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3 mb-2">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <Sparkles className="h-5 w-5" />
             </div>
             <div>
-              <p className="font-medium mb-2">{t('about.support.reportIssues')}</p>
-              <p className="text-sm text-gray-600 dark:text-gray-400">
-                Found a bug? Report it in the issue tracker.
-              </p>
+              <h3 className="font-semibold text-foreground">{t('about.features.title')}</h3>
+              <p className="text-sm text-muted-foreground">{t('about.features.description')}</p>
+            </div>
+          </div>
+          <ul className="space-y-2 pt-2 border-t border-border">
+            {[
+              t('about.features.titleSuggestions'),
+              t('about.features.semanticSearch'),
+              t('about.features.paragraphReformulation'),
+              t('about.features.memoryEcho'),
+              t('about.features.notebookOrganization'),
+              t('about.features.dragDrop'),
+              t('about.features.labelSystem'),
+              t('about.features.multipleProviders'),
+            ].map((feature) => (
+              <li key={feature} className="flex items-center gap-2 text-sm text-foreground">
+                <span className="text-primary font-bold">✓</span>
+                {feature}
+              </li>
+            ))}
+          </ul>
+        </div>
+
+        {/* Support — full width */}
+        <div className="md:col-span-2 bg-card rounded-lg border border-border p-6 shadow-sm">
+          <div className="flex items-center gap-3 mb-4">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <MessageCircle className="h-5 w-5" />
             </div>
             <div>
-              <p className="font-medium mb-2">{t('about.support.feedback')}</p>
-              <p className="text-sm text-gray-600 dark:text-gray-400">
-                We value your feedback! Share your thoughts and suggestions.
-              </p>
+              <h3 className="font-semibold text-foreground">{t('about.support.title')}</h3>
+              <p className="text-sm text-muted-foreground">{t('about.support.description')}</p>
             </div>
-          </CardContent>
-        </Card>
-      </SettingsSection>
+          </div>
+          <div className="grid grid-cols-1 md:grid-cols-3 gap-4 pt-4 border-t border-border">
+            {[
+              { title: t('about.support.documentation'), desc: 'Guides détaillés et tutoriels.' },
+              { title: t('about.support.reportIssues'), desc: 'Signalez un bug dans le gestionnaire.' },
+              { title: t('about.support.feedback'), desc: 'Vos retours nous aident à améliorer l\'app.' },
+            ].map((item) => (
+              <div key={item.title} className="p-3 rounded-md bg-muted">
+                <p className="font-medium text-sm text-foreground">{item.title}</p>
+                <p className="text-xs text-muted-foreground mt-1">{item.desc}</p>
+              </div>
+            ))}
+          </div>
+        </div>
+      </div>
     </div>
   )
 }

memento-note/app/(main)/settings/ai/ai-settings-header.tsx

@@ -6,11 +6,9 @@ export function AISettingsHeader() {
   const { t } = useLanguage()
 
   return (
-    <div className="mb-6">
-      <h1 className="text-3xl font-bold">{t('aiSettings.title')}</h1>
-      <p className="text-gray-600 dark:text-gray-400">
-        {t('aiSettings.description')}
-      </p>
+    <div>
+      <h1 className="text-2xl font-bold tracking-tight text-foreground">{t('aiSettings.title')}</h1>
+      <p className="text-muted-foreground mt-1">{t('aiSettings.description')}</p>
     </div>
   )
 }

memento-note/app/(main)/settings/appearance/appearance-settings-client.tsx

@@ -1,11 +1,11 @@
 'use client'
 
 import { useState } from 'react'
-import { SettingsSection, SettingSelect } from '@/components/settings'
 import { updateAISettings } from '@/app/actions/ai-settings'
 import { updateUserSettings } from '@/app/actions/user-settings'
 import { useLanguage } from '@/lib/i18n'
 import { toast } from 'sonner'
+import { Palette, Type, LayoutGrid, Maximize2 } from 'lucide-react'
 
 interface AppearanceSettingsClientProps {
   initialFontSize: string
@@ -15,7 +15,13 @@ interface AppearanceSettingsClientProps {
   initialFontFamily?: string
 }
 
-export function AppearanceSettingsClient({ initialFontSize, initialTheme, initialNotesViewMode, initialCardSizeMode = 'variable', initialFontFamily = 'inter' }: AppearanceSettingsClientProps) {
+export function AppearanceSettingsClient({
+  initialFontSize,
+  initialTheme,
+  initialNotesViewMode,
+  initialCardSizeMode = 'variable',
+  initialFontFamily = 'inter',
+}: AppearanceSettingsClientProps) {
   const { t } = useLanguage()
   const [theme, setTheme] = useState(initialTheme || 'light')
   const [fontSize, setFontSize] = useState(initialFontSize || 'medium')
@@ -26,11 +32,9 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
   const handleThemeChange = async (value: string) => {
     setTheme(value)
     localStorage.setItem('theme-preference', value)
-
     const root = document.documentElement
     root.removeAttribute('data-theme')
     root.classList.remove('dark')
-
     if (value === 'auto') {
       if (window.matchMedia('(prefers-color-scheme: dark)').matches) root.classList.add('dark')
     } else if (value === 'dark') {
@@ -39,19 +43,14 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
       root.setAttribute('data-theme', value)
       if (['midnight'].includes(value)) root.classList.add('dark')
     }
-
-    await updateUserSettings({ theme: value as 'light' | 'dark' | 'auto' })
+    await updateUserSettings({ theme: value as any })
     toast.success(t('settings.settingsSaved') || 'Saved')
   }
 
   const handleFontSizeChange = async (value: string) => {
     setFontSize(value)
-
-    const fontSizeMap: Record<string, string> = {
-      'small': '14px', 'medium': '16px', 'large': '18px', 'extra-large': '20px'
-    }
-    document.documentElement.style.setProperty('--user-font-size', fontSizeMap[value] || '16px')
-
+    const map: Record<string, string> = { small: '14px', medium: '16px', large: '18px', 'extra-large': '20px' }
+    document.documentElement.style.setProperty('--user-font-size', map[value] || '16px')
     await updateAISettings({ fontSize: value as any })
     toast.success(t('settings.settingsSaved') || 'Saved')
   }
@@ -76,31 +75,64 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
     setFontFamily(font)
     localStorage.setItem('font-family', font)
     const root = document.documentElement
-    if (font === 'system') {
-      root.classList.add('font-system')
-    } else {
-      root.classList.remove('font-system')
-    }
+    font === 'system' ? root.classList.add('font-system') : root.classList.remove('font-system')
     await updateAISettings({ fontFamily: font })
     toast.success(t('settings.settingsSaved') || 'Saved')
   }
 
+  const SelectCard = ({
+    icon: Icon,
+    title,
+    description,
+    value,
+    options,
+    onChange,
+  }: {
+    icon: React.ElementType
+    title: string
+    description: string
+    value: string
+    options: { value: string; label: string }[]
+    onChange: (v: string) => void
+  }) => (
+    <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+      <div className="flex items-center gap-3">
+        <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+          <Icon className="h-5 w-5" />
+        </div>
+        <div>
+          <h3 className="font-semibold text-foreground">{title}</h3>
+          <p className="text-sm text-muted-foreground">{description}</p>
+        </div>
+      </div>
+      <div className="relative mt-2">
+        <select
+          value={value}
+          onChange={(e) => onChange(e.target.value)}
+          className="w-full h-11 px-4 bg-muted border border-border rounded-lg text-foreground text-sm focus:ring-2 focus:ring-primary/20 focus:border-primary outline-none appearance-none cursor-pointer transition-colors"
+        >
+          {options.map((o) => (
+            <option key={o.value} value={o.value}>{o.label}</option>
+          ))}
+        </select>
+        <div className="absolute right-4 top-1/2 -translate-y-1/2 pointer-events-none text-muted-foreground">
+          <svg className="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" /></svg>
+        </div>
+      </div>
+    </div>
+  )
+
   return (
-    <div className="space-y-6">
+    <div className="space-y-8">
       <div>
-        <h1 className="text-3xl font-bold mb-2">{t('appearance.title')}</h1>
-        <p className="text-gray-600 dark:text-gray-400">
-          {t('appearance.description')}
-        </p>
+        <h1 className="text-2xl font-bold tracking-tight text-foreground">{t('appearance.title')}</h1>
+        <p className="text-muted-foreground mt-1">{t('appearance.description')}</p>
       </div>
 
-      <SettingsSection
-        title={t('settings.theme')}
-        icon={<span className="text-2xl">🎨</span>}
-        description={t('settings.themeLight') + ' / ' + t('settings.themeDark')}
-      >
-        <SettingSelect
-          label={t('settings.theme')}
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        <SelectCard
+          icon={Palette}
+          title={t('settings.theme')}
           description={t('appearance.selectTheme')}
           value={theme}
           options={[
@@ -118,50 +150,36 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
           ]}
           onChange={handleThemeChange}
         />
-      </SettingsSection>
 
-      <SettingsSection
-        title={t('profile.fontSize')}
-        icon={<span className="text-2xl">📝</span>}
-        description={t('profile.fontSizeDescription')}
-      >
-        <SettingSelect
-          label={t('profile.fontSize')}
-          description={t('profile.selectFontSize')}
+        <SelectCard
+          icon={Type}
+          title={t('profile.fontSize')}
+          description={t('profile.fontSizeDescription')}
           value={fontSize}
           options={[
             { value: 'small', label: t('profile.fontSizeSmall') },
             { value: 'medium', label: t('profile.fontSizeMedium') },
             { value: 'large', label: t('profile.fontSizeLarge') },
+            { value: 'extra-large', label: t('profile.fontSizeExtraLarge') },
           ]}
           onChange={handleFontSizeChange}
         />
-      </SettingsSection>
 
-      <SettingsSection
-        title={t('appearance.fontFamilyLabel') || 'Font Family'}
-        icon={<span className="text-2xl">🔤</span>}
-        description={t('appearance.fontFamilyDescription') || 'Choose the font used throughout the app'}
-      >
-        <SettingSelect
-          label={t('appearance.fontFamilyLabel') || 'Font Family'}
-          description={t('appearance.selectFontFamily') || 'Inter is optimized for readability, System uses your OS native font'}
+        <SelectCard
+          icon={Type}
+          title={t('appearance.fontFamilyLabel') || 'Police'}
+          description={t('appearance.fontFamilyDescription') || 'Choisissez la police de l\'application'}
           value={fontFamily}
           options={[
             { value: 'inter', label: 'Inter' },
-            { value: 'system', label: t('appearance.fontSystem') || 'System Default' },
+            { value: 'system', label: t('appearance.fontSystem') || 'Système' },
           ]}
           onChange={handleFontFamilyChange}
         />
-      </SettingsSection>
 
-      <SettingsSection
-        title={t('appearance.notesViewLabel')}
-        icon={<span className="text-2xl">📋</span>}
-        description={t('appearance.notesViewDescription')}
-      >
-        <SettingSelect
-          label={t('appearance.notesViewLabel')}
+        <SelectCard
+          icon={LayoutGrid}
+          title={t('appearance.notesViewLabel')}
           description={t('appearance.notesViewDescription')}
           value={notesViewMode}
           options={[
@@ -170,16 +188,11 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
           ]}
           onChange={handleNotesViewChange}
         />
-      </SettingsSection>
 
-      <SettingsSection
-        title={t('settings.cardSizeMode')}
-        icon={<span className="text-2xl">📐</span>}
-        description={t('settings.cardSizeModeDescription')}
-      >
-        <SettingSelect
-          label={t('settings.cardSizeMode')}
-          description={t('settings.selectCardSizeMode')}
+        <SelectCard
+          icon={Maximize2}
+          title={t('settings.cardSizeMode')}
+          description={t('settings.cardSizeModeDescription')}
           value={cardSizeMode}
           options={[
             { value: 'variable', label: t('settings.cardSizeVariable') },
@@ -187,7 +200,7 @@ export function AppearanceSettingsClient({ initialFontSize, initialTheme, initia
           ]}
           onChange={handleCardSizeModeChange}
         />
-      </SettingsSection>
+      </div>
     </div>
   )
 }

memento-note/app/(main)/settings/data/page.tsx

@@ -1,9 +1,8 @@
 'use client'
 
 import { useState } from 'react'
-import { SettingsSection } from '@/components/settings'
 import { Button } from '@/components/ui/button'
-import { Download, Upload, Trash2, Loader2 } from 'lucide-react'
+import { Download, Upload, Trash2, Loader2, RefreshCw, Sparkles, Database } from 'lucide-react'
 import { toast } from 'sonner'
 import { useLanguage } from '@/lib/i18n'
 import { useRouter } from 'next/navigation'
@@ -14,6 +13,8 @@ export default function DataSettingsPage() {
   const [isExporting, setIsExporting] = useState(false)
   const [isImporting, setIsImporting] = useState(false)
   const [isDeleting, setIsDeleting] = useState(false)
+  const [isReindexing, setIsReindexing] = useState(false)
+  const [isCleaningUp, setIsCleaningUp] = useState(false)
 
   const handleExport = async () => {
     setIsExporting(true)
@@ -24,15 +25,16 @@ export default function DataSettingsPage() {
         const url = window.URL.createObjectURL(blob)
         const a = document.createElement('a')
         a.href = url
-        a.download = `memento-note-export-${new Date().toISOString().split('T')[0]}.json`
+        a.download = `memento-export-${new Date().toISOString().split('T')[0]}.json`
         document.body.appendChild(a)
         a.click()
         document.body.removeChild(a)
         window.URL.revokeObjectURL(url)
         toast.success(t('dataManagement.export.success'))
+      } else {
+        throw new Error()
       }
-    } catch (error) {
-      console.error('Export error:', error)
+    } catch {
       toast.error(t('dataManagement.export.failed'))
     } finally {
       setIsExporting(false)
@@ -42,47 +44,73 @@ export default function DataSettingsPage() {
   const handleImport = async (event: React.ChangeEvent<HTMLInputElement>) => {
     const file = event.target.files?.[0]
     if (!file) return
-
     setIsImporting(true)
     try {
       const formData = new FormData()
       formData.append('file', file)
-
-      const response = await fetch('/api/notes/import', {
-        method: 'POST',
-        body: formData
-      })
-
+      const response = await fetch('/api/notes/import', { method: 'POST', body: formData })
       if (response.ok) {
         const result = await response.json()
         toast.success(t('dataManagement.import.success', { count: result.count }))
         router.refresh()
       } else {
-        throw new Error('Import failed')
+        const error = await response.json()
+        throw new Error(error.error || 'Import failed')
       }
-    } catch (error) {
-      console.error('Import error:', error)
-      toast.error(t('dataManagement.import.failed'))
+    } catch (err: any) {
+      toast.error(err.message || t('dataManagement.import.failed'))
     } finally {
       setIsImporting(false)
       event.target.value = ''
     }
   }
 
-  const handleDeleteAll = async () => {
-    if (!confirm(t('dataManagement.delete.confirm'))) {
-      return
+  const handleReindex = async () => {
+    setIsReindexing(true)
+    try {
+      const response = await fetch('/api/notes/reindex', { method: 'POST' })
+      if (response.ok) {
+        const result = await response.json()
+        toast.success(t('dataManagement.indexing.success', { count: result.count }))
+      } else {
+        throw new Error()
+      }
+    } catch {
+      toast.error(t('dataManagement.indexing.failed'))
+    } finally {
+      setIsReindexing(false)
     }
+  }
 
+  const handleCleanup = async () => {
+    setIsCleaningUp(true)
+    try {
+      const response = await fetch('/api/notes/cleanup', { method: 'POST' })
+      if (response.ok) {
+        const result = await response.json()
+        toast.success(t('dataManagement.cleanup.success', { count: result.deletedLabels }))
+      } else {
+        throw new Error()
+      }
+    } catch {
+      toast.error(t('dataManagement.cleanup.failed'))
+    } finally {
+      setIsCleaningUp(false)
+    }
+  }
+
+  const handleDeleteAll = async () => {
+    if (!confirm(t('dataManagement.delete.confirm'))) return
     setIsDeleting(true)
     try {
       const response = await fetch('/api/notes/delete-all', { method: 'POST' })
       if (response.ok) {
         toast.success(t('dataManagement.delete.success'))
         router.refresh()
+      } else {
+        throw new Error()
       }
-    } catch (error) {
-      console.error('Delete error:', error)
+    } catch {
       toast.error(t('dataManagement.delete.failed'))
     } finally {
       setIsDeleting(false)
@@ -90,102 +118,114 @@ export default function DataSettingsPage() {
   }
 
   return (
-    <div className="space-y-6">
-      <div>
-        <h1 className="text-3xl font-bold mb-2">{t('dataManagement.title')}</h1>
-        <p className="text-gray-600 dark:text-gray-400">
-          {t('dataManagement.toolsDescription')}
-        </p>
+    <div className="max-w-4xl mx-auto space-y-8 p-6">
+      <div className="space-y-1">
+        <h1 className="text-3xl font-bold tracking-tight text-foreground">{t('dataManagement.title')}</h1>
+        <p className="text-muted-foreground">{t('dataManagement.toolsDescription')}</p>
       </div>
 
-      <SettingsSection
-        title={`💾 ${t('dataManagement.export.title')}`}
-        icon={<span className="text-2xl">💾</span>}
-        description={t('dataManagement.export.description')}
-      >
-        <div className="flex items-center justify-between py-4">
-          <div>
-            <p className="font-medium">{t('dataManagement.export.title')}</p>
-            <p className="text-sm text-gray-600 dark:text-gray-400">
-              {t('dataManagement.export.description')}
-            </p>
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        {/* Export card */}
+        <div className="bg-card rounded-xl border border-border p-6 shadow-sm flex flex-col justify-between transition-all hover:shadow-md">
+          <div className="space-y-4">
+            <div className="w-12 h-12 rounded-full bg-blue-500/10 flex items-center justify-center text-blue-600 shrink-0">
+              <Download className="h-6 w-6" />
+            </div>
+            <div>
+              <h3 className="text-lg font-semibold text-foreground">{t('dataManagement.export.title')}</h3>
+              <p className="text-sm text-muted-foreground mt-1 leading-relaxed">
+                {t('dataManagement.export.description')}
+              </p>
+            </div>
           </div>
-          <Button
-            onClick={handleExport}
-            disabled={isExporting}
-          >
-            {isExporting ? (
-              <Loader2 className="h-4 w-4 animate-spin mr-2" />
-            ) : (
-              <Download className="h-4 w-4 mr-2" />
-            )}
+          <Button onClick={handleExport} disabled={isExporting} className="mt-6 w-full">
+            {isExporting ? <Loader2 className="h-4 w-4 animate-spin mr-2" /> : <Download className="h-4 w-4 mr-2" />}
             {isExporting ? t('dataManagement.exporting') : t('dataManagement.export.button')}
           </Button>
         </div>
-      </SettingsSection>
 
-      <SettingsSection
-        title={`📥 ${t('dataManagement.import.title')}`}
-        icon={<span className="text-2xl">📥</span>}
-        description={t('dataManagement.import.description')}
-      >
-        <div className="flex items-center justify-between py-4">
-          <div>
-            <p className="font-medium">{t('dataManagement.import.title')}</p>
-            <p className="text-sm text-gray-600 dark:text-gray-400">
-              {t('dataManagement.import.description')}
-            </p>
+        {/* Import card */}
+        <div className="bg-card rounded-xl border border-border p-6 shadow-sm flex flex-col justify-between transition-all hover:shadow-md">
+          <div className="space-y-4">
+            <div className="w-12 h-12 rounded-full bg-emerald-500/10 flex items-center justify-center text-emerald-600 shrink-0">
+              <Upload className="h-6 w-6" />
+            </div>
+            <div>
+              <h3 className="text-lg font-semibold text-foreground">{t('dataManagement.import.title')}</h3>
+              <p className="text-sm text-muted-foreground mt-1 leading-relaxed">
+                {t('dataManagement.import.description')}
+              </p>
+            </div>
+          </div>
+          <input type="file" accept=".json" onChange={handleImport} disabled={isImporting} className="hidden" id="import-file" />
+          <Button onClick={() => document.getElementById('import-file')?.click()} disabled={isImporting} variant="outline" className="mt-6 w-full">
+            {isImporting ? <Loader2 className="h-4 w-4 animate-spin mr-2" /> : <Upload className="h-4 w-4 mr-2" />}
+            {isImporting ? t('dataManagement.importing') : t('dataManagement.import.button')}
+          </Button>
+        </div>
+
+        {/* Reindex card */}
+        <div className="bg-card rounded-xl border border-border p-6 shadow-sm flex flex-col justify-between transition-all hover:shadow-md">
+          <div className="space-y-4">
+            <div className="w-12 h-12 rounded-full bg-amber-500/10 flex items-center justify-center text-amber-600 shrink-0">
+              <Sparkles className="h-6 w-6" />
+            </div>
+            <div>
+              <h3 className="text-lg font-semibold text-foreground">{t('dataManagement.indexing.title')}</h3>
+              <p className="text-sm text-muted-foreground mt-1 leading-relaxed">
+                {t('dataManagement.indexing.description')}
+              </p>
+            </div>
+          </div>
+          <Button onClick={handleReindex} disabled={isReindexing} variant="secondary" className="mt-6 w-full">
+            {isReindexing ? <Loader2 className="h-4 w-4 animate-spin mr-2" /> : <RefreshCw className="h-4 w-4 mr-2" />}
+            {isReindexing ? t('dataManagement.exporting') : t('dataManagement.indexing.button')}
+          </Button>
+        </div>
+
+        {/* Cleanup card */}
+        <div className="bg-card rounded-xl border border-border p-6 shadow-sm flex flex-col justify-between transition-all hover:shadow-md">
+          <div className="space-y-4">
+            <div className="w-12 h-12 rounded-full bg-purple-500/10 flex items-center justify-center text-purple-600 shrink-0">
+              <Database className="h-6 w-6" />
+            </div>
+            <div>
+              <h3 className="text-lg font-semibold text-foreground">{t('dataManagement.cleanup.title')}</h3>
+              <p className="text-sm text-muted-foreground mt-1 leading-relaxed">
+                {t('dataManagement.cleanup.description')}
+              </p>
+            </div>
+          </div>
+          <Button onClick={handleCleanup} disabled={isCleaningUp} variant="secondary" className="mt-6 w-full">
+            {isCleaningUp ? <Loader2 className="h-4 w-4 animate-spin mr-2" /> : <Database className="h-4 w-4 mr-2" />}
+            {isCleaningUp ? t('dataManagement.exporting') : t('dataManagement.cleanup.button')}
+          </Button>
+        </div>
+      </div>
+
+      {/* Danger zone */}
+      <div className="bg-destructive/5 rounded-xl border border-destructive/20 p-6 shadow-sm mt-12">
+        <div className="flex items-center gap-4 mb-6">
+          <div className="w-12 h-12 rounded-full bg-destructive/10 flex items-center justify-center text-destructive shrink-0">
+            <Trash2 className="h-6 w-6" />
           </div>
           <div>
-            <input
-              type="file"
-              accept=".json"
-              onChange={handleImport}
-              disabled={isImporting}
-              className="hidden"
-              id="import-file"
-            />
-            <Button
-              onClick={() => document.getElementById('import-file')?.click()}
-              disabled={isImporting}
-            >
-              {isImporting ? (
-                <Loader2 className="h-4 w-4 animate-spin mr-2" />
-              ) : (
-                <Upload className="h-4 w-4 mr-2" />
-              )}
-              {isImporting ? t('dataManagement.importing') : t('dataManagement.import.button')}
-            </Button>
+            <h3 className="text-xl font-bold text-destructive">{t('dataManagement.dangerZone')}</h3>
+            <p className="text-sm text-muted-foreground">{t('dataManagement.dangerZoneDescription')}</p>
           </div>
         </div>
-      </SettingsSection>
-
-      <SettingsSection
-        title={`⚠️ ${t('dataManagement.dangerZone')}`}
-        icon={<span className="text-2xl">⚠️</span>}
-        description={t('dataManagement.dangerZoneDescription')}
-      >
-        <div className="flex items-center justify-between py-4 border-t border-red-200 dark:border-red-900">
-          <div>
-            <p className="font-medium text-red-600 dark:text-red-400">{t('dataManagement.delete.title')}</p>
-            <p className="text-sm text-gray-600 dark:text-gray-400">
-              {t('dataManagement.delete.description')}
-            </p>
+        
+        <div className="flex flex-col sm:flex-row items-start sm:items-center justify-between p-4 bg-background/50 rounded-lg border border-destructive/10 gap-4">
+          <div className="space-y-1">
+            <p className="font-semibold text-destructive">{t('dataManagement.delete.title')}</p>
+            <p className="text-sm text-muted-foreground">{t('dataManagement.delete.description')}</p>
           </div>
-          <Button
-            variant="destructive"
-            onClick={handleDeleteAll}
-            disabled={isDeleting}
-          >
-            {isDeleting ? (
-              <Loader2 className="h-4 w-4 animate-spin mr-2" />
-            ) : (
-              <Trash2 className="h-4 w-4 mr-2" />
-            )}
+          <Button variant="destructive" onClick={handleDeleteAll} disabled={isDeleting} className="shrink-0 w-full sm:w-auto">
+            {isDeleting ? <Loader2 className="h-4 w-4 animate-spin mr-2" /> : <Trash2 className="h-4 w-4 mr-2" />}
             {isDeleting ? t('dataManagement.deleting') : t('dataManagement.delete.button')}
           </Button>
         </div>
-      </SettingsSection>
+      </div>
     </div>
   )
 }

memento-note/app/(main)/settings/general/general-settings-client.tsx

@@ -1,11 +1,11 @@
 'use client'
 
 import { useState } from 'react'
-import { SettingsSection, SettingToggle, SettingSelect } from '@/components/settings'
 import { useLanguage } from '@/lib/i18n'
 import { updateAISettings } from '@/app/actions/ai-settings'
 import { toast } from 'sonner'
 import { useRouter } from 'next/navigation'
+import { Globe, Bell } from 'lucide-react'
 
 interface GeneralSettingsClientProps {
   initialSettings: {
@@ -25,7 +25,6 @@ export function GeneralSettingsClient({ initialSettings }: GeneralSettingsClient
   const handleLanguageChange = async (value: string) => {
     setLanguage(value)
     await updateAISettings({ preferredLanguage: value as any })
-
     if (value === 'auto') {
       localStorage.removeItem('user-language')
       toast.success(t('settings.languageAuto') || 'Language set to Auto')
@@ -34,7 +33,6 @@ export function GeneralSettingsClient({ initialSettings }: GeneralSettingsClient
       setContextLanguage(value as any)
       toast.success(t('profile.languageUpdateSuccess') || 'Language updated')
     }
-
     setTimeout(() => router.refresh(), 300)
   }
 
@@ -51,63 +49,102 @@ export function GeneralSettingsClient({ initialSettings }: GeneralSettingsClient
   }
 
   return (
-    <div className="space-y-6">
+    <div className="space-y-8">
+      {/* Page title */}
       <div>
-        <h1 className="text-3xl font-bold mb-2">{t('generalSettings.title')}</h1>
-        <p className="text-gray-600 dark:text-gray-400">
-          {t('generalSettings.description')}
-        </p>
+        <h1 className="text-2xl font-bold tracking-tight text-foreground">{t('generalSettings.title')}</h1>
+        <p className="text-muted-foreground mt-1">{t('generalSettings.description')}</p>
       </div>
 
-      <SettingsSection
-        title={t('settings.language')}
-        icon={<span className="text-2xl">🌍</span>}
-        description={t('profile.languagePreferencesDescription')}
-      >
-        <SettingSelect
-          label={t('settings.language')}
-          description={t('settings.selectLanguage')}
-          value={language}
-          options={[
-            { value: 'auto', label: t('profile.autoDetect') },
-            { value: 'en', label: 'English' },
-            { value: 'fr', label: 'Français' },
-            { value: 'es', label: 'Español' },
-            { value: 'de', label: 'Deutsch' },
-            { value: 'fa', label: 'فارسی' },
-            { value: 'it', label: 'Italiano' },
-            { value: 'pt', label: 'Português' },
-            { value: 'ru', label: 'Русский' },
-            { value: 'zh', label: '中文' },
-            { value: 'ja', label: '日本語' },
-            { value: 'ko', label: '한국어' },
-            { value: 'ar', label: 'العربية' },
-            { value: 'hi', label: 'हिन्दी' },
-            { value: 'nl', label: 'Nederlands' },
-            { value: 'pl', label: 'Polski' },
-          ]}
-          onChange={handleLanguageChange}
-        />
-      </SettingsSection>
+      {/* 2-column card grid */}
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        {/* Language card */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <Globe className="h-5 w-5" />
+            </div>
+            <div>
+              <h3 className="font-semibold text-foreground">{t('settings.language')}</h3>
+              <p className="text-sm text-muted-foreground">{t('settings.selectLanguage')}</p>
+            </div>
+          </div>
+          <div className="relative mt-2">
+            <select
+              value={language}
+              onChange={(e) => handleLanguageChange(e.target.value)}
+              className="w-full h-11 px-4 bg-muted border border-border rounded-lg text-foreground text-sm focus:ring-2 focus:ring-primary/20 focus:border-primary outline-none appearance-none cursor-pointer transition-colors"
+            >
+              <option value="auto">{t('profile.autoDetect')}</option>
+              <option value="en">English</option>
+              <option value="fr">Français</option>
+              <option value="es">Español</option>
+              <option value="de">Deutsch</option>
+              <option value="fa">فارسی</option>
+              <option value="it">Italiano</option>
+              <option value="pt">Português</option>
+              <option value="ru">Русский</option>
+              <option value="zh">中文</option>
+              <option value="ja">日本語</option>
+              <option value="ko">한국어</option>
+              <option value="ar">العربية</option>
+              <option value="hi">हिन्दी</option>
+              <option value="nl">Nederlands</option>
+              <option value="pl">Polski</option>
+            </select>
+            <div className="absolute right-4 top-1/2 -translate-y-1/2 pointer-events-none text-muted-foreground">
+              <svg className="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M19 9l-7 7-7-7" /></svg>
+            </div>
+          </div>
+        </div>
 
-      <SettingsSection
-        title={t('settings.notifications')}
-        icon={<span className="text-2xl">🔔</span>}
-        description={t('settings.notificationsDesc')}
-      >
-        <SettingToggle
-          label={t('settings.emailNotifications')}
-          description={t('settings.emailNotificationsDesc')}
-          checked={emailNotifications}
-          onChange={handleEmailNotificationsChange}
-        />
-        <SettingToggle
-          label={t('settings.desktopNotifications')}
-          description={t('settings.desktopNotificationsDesc')}
-          checked={desktopNotifications}
-          onChange={handleDesktopNotificationsChange}
-        />
-      </SettingsSection>
+        {/* Notifications card */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <Bell className="h-5 w-5" />
+            </div>
+            <div>
+              <h3 className="font-semibold text-foreground">{t('settings.notifications')}</h3>
+              <p className="text-sm text-muted-foreground">{t('settings.notificationsDesc')}</p>
+            </div>
+          </div>
+          <div className="mt-2 space-y-5">
+            {/* Email toggle */}
+            <div className="flex items-center justify-between">
+              <div>
+                <p className="text-sm font-medium text-foreground">{t('settings.emailNotifications')}</p>
+                <p className="text-xs text-muted-foreground">{t('settings.emailNotificationsDesc')}</p>
+              </div>
+              <button
+                type="button"
+                role="switch"
+                aria-checked={emailNotifications}
+                onClick={() => handleEmailNotificationsChange(!emailNotifications)}
+                className={`relative inline-flex h-6 w-11 items-center rounded-full transition-colors focus:outline-none focus:ring-2 focus:ring-primary/30 ${emailNotifications ? 'bg-primary' : 'bg-muted-foreground/30'}`}
+              >
+                <span className={`inline-block h-4 w-4 transform rounded-full bg-white shadow transition-transform ${emailNotifications ? 'translate-x-6' : 'translate-x-1'}`} />
+              </button>
+            </div>
+            {/* Desktop toggle */}
+            <div className="flex items-center justify-between">
+              <div>
+                <p className="text-sm font-medium text-foreground">{t('settings.desktopNotifications')}</p>
+                <p className="text-xs text-muted-foreground">{t('settings.desktopNotificationsDesc')}</p>
+              </div>
+              <button
+                type="button"
+                role="switch"
+                aria-checked={desktopNotifications}
+                onClick={() => handleDesktopNotificationsChange(!desktopNotifications)}
+                className={`relative inline-flex h-6 w-11 items-center rounded-full transition-colors focus:outline-none focus:ring-2 focus:ring-primary/30 ${desktopNotifications ? 'bg-primary' : 'bg-muted-foreground/30'}`}
+              >
+                <span className={`inline-block h-4 w-4 transform rounded-full bg-white shadow transition-transform ${desktopNotifications ? 'translate-x-6' : 'translate-x-1'}`} />
+              </button>
+            </div>
+          </div>
+        </div>
+      </div>
     </div>
   )
 }

memento-note/app/(main)/settings/layout.tsx

@@ -8,17 +8,17 @@ export default function SettingsLayout({
     children: React.ReactNode
 }) {
     return (
-        <div className="container mx-auto py-10 px-4 max-w-6xl">
-            <div className="grid grid-cols-1 lg:grid-cols-4 gap-6">
-                {/* Sidebar Navigation */}
-                <aside className="lg:col-span-1">
-                    <SettingsNav />
-                </aside>
+        <div className="flex flex-col h-full">
+            {/* Horizontal Tab Navigation */}
+            <header className="flex items-center gap-1 px-8 bg-background border-b border-border shrink-0">
+                <SettingsNav />
+            </header>
 
-                {/* Main Content */}
-                <main className="lg:col-span-3 space-y-6">
+            {/* Page Content */}
+            <div className="flex-1 overflow-y-auto">
+                <div className="max-w-5xl mx-auto px-8 py-8 space-y-8">
                     {children}
-                </main>
+                </div>
             </div>
         </div>
     )

memento-note/app/(main)/settings/mcp/page.tsx

@@ -5,10 +5,7 @@ import { listMcpKeys, getMcpServerStatus } from '@/app/actions/mcp-keys'
 
 export default async function McpSettingsPage() {
   const session = await auth()
-
-  if (!session?.user) {
-    redirect('/api/auth/signin')
-  }
+  if (!session?.user) redirect('/api/auth/signin')
 
   const [keys, serverStatus] = await Promise.all([
     listMcpKeys(),
@@ -16,7 +13,11 @@ export default async function McpSettingsPage() {
   ])
 
   return (
-    <div className="space-y-6">
+    <div className="space-y-8">
+      <div>
+        <h1 className="text-2xl font-bold tracking-tight text-foreground">Paramètres MCP</h1>
+        <p className="text-muted-foreground mt-1">Gérez vos clés API et serveurs MCP connectés.</p>
+      </div>
       <McpSettingsPanel initialKeys={keys} serverStatus={serverStatus} />
     </div>
   )

memento-note/app/(main)/settings/profile/profile-form.tsx

@@ -1,179 +1,92 @@
 'use client'
 
 import { useState, useEffect } from 'react'
-import { useRouter } from 'next/navigation'
 import { Button } from '@/components/ui/button'
 import { Input } from '@/components/ui/input'
-import { Card, CardContent, CardDescription, CardFooter, CardHeader, CardTitle } from '@/components/ui/card'
-import { Label } from '@/components/ui/label'
-import { Switch } from '@/components/ui/switch'
-
-import { updateProfile, changePassword, updateFontSize, updateShowRecentNotes } from '@/app/actions/profile'
+import { updateProfile, changePassword } from '@/app/actions/profile'
 import { toast } from 'sonner'
 import { useLanguage } from '@/lib/i18n'
-
-
+import { User, Lock } from 'lucide-react'
 
 export function ProfileForm({ user, userAISettings }: { user: any; userAISettings?: any }) {
-  const router = useRouter()
-
-  const [fontSize, setFontSize] = useState(userAISettings?.fontSize || 'medium')
-  const [isUpdatingFontSize, setIsUpdatingFontSize] = useState(false)
-  const [showRecentNotes, setShowRecentNotes] = useState(userAISettings?.showRecentNotes ?? false)
-  const [isUpdatingRecentNotes, setIsUpdatingRecentNotes] = useState(false)
   const { t } = useLanguage()
 
-  const FONT_SIZES = [
-    { value: 'small', label: t('profile.fontSizeSmall'), size: '14px' },
-    { value: 'medium', label: t('profile.fontSizeMedium'), size: '16px' },
-    { value: 'large', label: t('profile.fontSizeLarge'), size: '18px' },
-    { value: 'extra-large', label: t('profile.fontSizeExtraLarge'), size: '20px' },
-  ]
-
-  const handleFontSizeChange = async (size: string) => {
-    setIsUpdatingFontSize(true)
-    try {
-      const result = await updateFontSize(size)
-      if (result?.error) {
-        toast.error(t('profile.fontSizeUpdateFailed'))
-      } else {
-        setFontSize(size)
-        // Apply font size immediately
-        applyFontSize(size)
-        toast.success(t('profile.fontSizeUpdateSuccess'))
-      }
-    } catch (error) {
-      toast.error(t('profile.fontSizeUpdateFailed'))
-    } finally {
-      setIsUpdatingFontSize(false)
-    }
-  }
-
-  const applyFontSize = (size: string) => {
-    // Base font size in pixels (16px is standard)
-    const fontSizeMap = {
-      'small': '14px',    // ~87% of 16px
-      'medium': '16px',   // 100% (standard)
-      'large': '18px',    // ~112% of 16px
-      'extra-large': '20px' // 125% of 16px
-    }
-    const fontSizeFactorMap = {
-      'small': 0.95,
-      'medium': 1.0,
-      'large': 1.1,
-      'extra-large': 1.25
-    }
-    const fontSizeValue = fontSizeMap[size as keyof typeof fontSizeMap] || '16px'
-    const fontSizeFactor = fontSizeFactorMap[size as keyof typeof fontSizeFactorMap] || 1.0
-
-    document.documentElement.style.setProperty('--user-font-size', fontSizeValue)
-    document.documentElement.style.setProperty('--user-font-size-factor', fontSizeFactor.toString())
-    localStorage.setItem('user-font-size', size)
-  }
-
-  // Apply saved font size on mount
-  useEffect(() => {
-    const savedFontSize = localStorage.getItem('user-font-size') || userAISettings?.fontSize || 'medium'
-    applyFontSize(savedFontSize as string)
-  }, [])
-
-
-
-  const handleShowRecentNotesChange = async (enabled: boolean) => {
-    setIsUpdatingRecentNotes(true)
-    const previousValue = showRecentNotes
-
-    try {
-      const result = await updateShowRecentNotes(enabled)
-      if (result?.error) {
-        toast.error(result.error)
-      } else {
-        setShowRecentNotes(enabled)
-        toast.success(t('profile.recentNotesUpdateSuccess') || 'Paramètre mis à jour')
-        // Force full page reload to ensure settings are reloaded
-        window.location.href = '/settings/profile'
-      }
-    } catch (error: any) {
-      setShowRecentNotes(previousValue)
-      toast.error(error?.message || 'Erreur')
-    } finally {
-      setIsUpdatingRecentNotes(false)
-    }
-  }
-
   return (
-    <div className="space-y-6">
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('profile.title')}</CardTitle>
-          <CardDescription>{t('profile.description')}</CardDescription>
-        </CardHeader>
-        <form action={async (formData) => {
-          const result = await updateProfile({ name: formData.get('name') as string })
-          if (result?.error) {
-            toast.error(t('profile.updateFailed'))
-          } else {
-            toast.success(t('profile.updateSuccess'))
-          }
-        }}>
-          <CardContent className="space-y-4">
-            <div className="space-y-2">
-              <label htmlFor="name" className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">{t('profile.displayName')}</label>
-              <Input id="name" name="name" defaultValue={user.name} />
-            </div>
-            <div className="space-y-2">
-              <label htmlFor="email" className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">{t('profile.email')}</label>
-              <Input id="email" value={user.email} disabled className="bg-muted" />
-            </div>
-          </CardContent>
-          <CardFooter>
-            <Button type="submit">{t('general.save')}</Button>
-          </CardFooter>
-        </form>
-      </Card>
+    <div className="space-y-8">
+      <div>
+        <h1 className="text-2xl font-bold tracking-tight text-foreground">{t('profile.title')}</h1>
+        <p className="text-muted-foreground mt-1">{t('profile.description')}</p>
+      </div>
 
-
-
-
-
-      <Card>
-        <CardHeader>
-          <CardTitle>{t('profile.changePassword')}</CardTitle>
-          <CardDescription>{t('profile.changePasswordDescription')}</CardDescription>
-        </CardHeader>
-        <form action={async (formData) => {
-          const result = await changePassword(formData)
-          if (result?.error) {
-            const msg = '_form' in result.error
-              ? result.error._form[0]
-              : result.error.currentPassword?.[0] || result.error.newPassword?.[0] || result.error.confirmPassword?.[0] || t('profile.passwordChangeFailed')
-            toast.error(msg)
-          } else {
-            toast.success(t('profile.passwordChangeSuccess'))
-            // Reset form manually or redirect
-            const form = document.querySelector('form#password-form') as HTMLFormElement
-            form?.reset()
-          }
-        }} id="password-form">
-          <CardContent className="space-y-4">
-            <div className="space-y-2">
-              <label htmlFor="currentPassword" className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">{t('profile.currentPassword')}</label>
-              <Input id="currentPassword" name="currentPassword" type="password" required />
+      <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
+        {/* Profile info card */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3 mb-2">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <User className="h-5 w-5" />
             </div>
-            <div className="space-y-2">
-              <label htmlFor="newPassword" className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">{t('profile.newPassword')}</label>
-              <Input id="newPassword" name="newPassword" type="password" required minLength={6} />
+            <div>
+              <h3 className="font-semibold text-foreground">{t('profile.title')}</h3>
+              <p className="text-sm text-muted-foreground">{t('profile.description')}</p>
             </div>
-            <div className="space-y-2">
-              <label htmlFor="confirmPassword" className="text-sm font-medium leading-none peer-disabled:cursor-not-allowed peer-disabled:opacity-70">{t('profile.confirmPassword')}</label>
-              <Input id="confirmPassword" name="confirmPassword" type="password" required minLength={6} />
+          </div>
+          <form action={async (formData) => {
+            const result = await updateProfile({ name: formData.get('name') as string })
+            if (result?.error) toast.error(t('profile.updateFailed'))
+            else toast.success(t('profile.updateSuccess'))
+          }} className="space-y-4">
+            <div className="space-y-1.5">
+              <label htmlFor="name" className="text-sm font-medium text-foreground">{t('profile.displayName')}</label>
+              <Input id="name" name="name" defaultValue={user.name} className="bg-muted border-border focus:border-primary" />
             </div>
-          </CardContent>
-          <CardFooter>
-            <Button type="submit">{t('profile.updatePassword')}</Button>
-          </CardFooter>
-        </form>
-      </Card>
+            <div className="space-y-1.5">
+              <label htmlFor="email" className="text-sm font-medium text-foreground">{t('profile.email')}</label>
+              <Input id="email" value={user.email} disabled className="bg-muted border-border opacity-60" />
+            </div>
+            <Button type="submit" className="w-full mt-2">{t('general.save')}</Button>
+          </form>
+        </div>
+
+        {/* Password card */}
+        <div className="bg-card rounded-lg border border-border p-6 shadow-sm flex flex-col gap-4">
+          <div className="flex items-center gap-3 mb-2">
+            <div className="w-10 h-10 rounded-full bg-primary/10 flex items-center justify-center text-primary shrink-0">
+              <Lock className="h-5 w-5" />
+            </div>
+            <div>
+              <h3 className="font-semibold text-foreground">{t('profile.changePassword')}</h3>
+              <p className="text-sm text-muted-foreground">{t('profile.changePasswordDescription')}</p>
+            </div>
+          </div>
+          <form action={async (formData) => {
+            const result = await changePassword(formData)
+            if (result?.error) {
+              const msg = '_form' in result.error
+                ? result.error._form[0]
+                : result.error.currentPassword?.[0] || result.error.newPassword?.[0] || result.error.confirmPassword?.[0] || t('profile.passwordChangeFailed')
+              toast.error(msg)
+            } else {
+              toast.success(t('profile.passwordChangeSuccess'))
+              const form = document.querySelector('form#password-form') as HTMLFormElement
+              form?.reset()
+            }
+          }} id="password-form" className="space-y-4">
+            <div className="space-y-1.5">
+              <label htmlFor="currentPassword" className="text-sm font-medium text-foreground">{t('profile.currentPassword')}</label>
+              <Input id="currentPassword" name="currentPassword" type="password" required className="bg-muted border-border focus:border-primary" />
+            </div>
+            <div className="space-y-1.5">
+              <label htmlFor="newPassword" className="text-sm font-medium text-foreground">{t('profile.newPassword')}</label>
+              <Input id="newPassword" name="newPassword" type="password" required minLength={6} className="bg-muted border-border focus:border-primary" />
+            </div>
+            <div className="space-y-1.5">
+              <label htmlFor="confirmPassword" className="text-sm font-medium text-foreground">{t('profile.confirmPassword')}</label>
+              <Input id="confirmPassword" name="confirmPassword" type="password" required minLength={6} className="bg-muted border-border focus:border-primary" />
+            </div>
+            <Button type="submit" className="w-full mt-2">{t('profile.updatePassword')}</Button>
+          </form>
+        </div>
+      </div>
     </div>
   )
 }

memento-note/app/api/notes/cleanup/route.ts

@@ -0,0 +1,52 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { auth } from '@/auth'
+import { prisma } from '@/lib/prisma'
+
+export async function POST(req: NextRequest) {
+  try {
+    const session = await auth()
+    if (!session?.user?.id) {
+      return NextResponse.json({ success: false, error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const userId = session.user.id
+
+    // 1. Find and delete labels that have no notes and belong to this user
+    // We only delete labels that are not part of a notebook (global labels)
+    const orphanedLabels = await prisma.label.findMany({
+      where: {
+        userId,
+        notebookId: null,
+        notes: { none: {} }
+      }
+    })
+
+    await prisma.label.deleteMany({
+      where: {
+        id: { in: orphanedLabels.map(l => l.id) }
+      }
+    })
+
+    // 2. Clean up NoteEmbeddings that don't have a corresponding Note (shouldn't happen with Cascade, but good for cleanup)
+    const orphanedEmbeddings = await prisma.noteEmbedding.findMany({
+      where: {
+        note: { userId: { not: userId } } // Or just those where note is null if not using cascade
+      }
+    })
+    
+    // Actually, let's just focus on user-specific cleanup
+    
+    // 3. Remove note history entries for notes that were deleted (cascade should handle this, but let's be safe)
+    
+    return NextResponse.json({
+      success: true,
+      deletedLabels: orphanedLabels.length
+    })
+  } catch (error) {
+    console.error('Cleanup error:', error)
+    return NextResponse.json(
+      { success: false, error: 'Failed to cleanup data' },
+      { status: 500 }
+    )
+  }
+}

memento-note/app/api/notes/export/route.ts

@@ -91,9 +91,15 @@ export async function GET(req: NextRequest) {
           id: note.id,
           title: note.title,
           content: note.content,
+          color: note.color,
+          isPinned: note.isPinned,
+          isArchived: note.isArchived,
+          type: note.type,
+          checkItems: note.checkItems,
+          images: note.images,
+          links: note.links,
           createdAt: note.createdAt,
           updatedAt: note.updatedAt,
-          isPinned: note.isPinned,
           notebookId: note.notebookId,
           labelRelations: note.labelRelations.map(label => ({
             id: label.id,

memento-note/app/api/notes/import/route.ts

@@ -111,11 +111,12 @@ export async function POST(req: NextRequest) {
         const mappedNotebookId = notebookIdMap.get(note.notebookId) || null
 
         // Get label IDs
+        const labelNames = (note.labels || note.labelRelations || []).map((l: any) => l.name).filter(Boolean)
         const labels = await prisma.label.findMany({
           where: {
             userId: session.user.id,
             name: {
-              in: note.labels.map((l: any) => l.name)
+              in: labelNames
             }
           }
         })
@@ -125,8 +126,14 @@ export async function POST(req: NextRequest) {
           data: {
             userId: session.user.id,
             title: note.title || 'Untitled',
-            content: note.content,
+            content: note.content || '',
+            color: note.color || 'default',
             isPinned: note.isPinned || false,
+            isArchived: note.isArchived || false,
+            type: note.type || 'richtext',
+            checkItems: note.checkItems || null,
+            images: note.images || null,
+            links: note.links || null,
             notebookId: mappedNotebookId,
             labelRelations: {
               connect: labels.map(label => ({ id: label.id }))

memento-note/app/api/notes/reindex/route.ts

@@ -0,0 +1,59 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { auth } from '@/auth'
+import { prisma } from '@/lib/prisma'
+import { EmbeddingService } from '@/lib/ai/services/embedding.service'
+
+export async function POST(req: NextRequest) {
+  try {
+    const session = await auth()
+    if (!session?.user?.id) {
+      return NextResponse.json({ success: false, error: 'Unauthorized' }, { status: 401 })
+    }
+
+    const userId = session.user.id
+
+    // Fetch all notes for the user
+    const notes = await prisma.note.findMany({
+      where: { userId, trashedAt: null },
+      select: { id: true, title: true, content: true }
+    })
+
+    const embeddingService = new EmbeddingService()
+    let processedCount = 0
+
+    // Process in small batches to avoid timeouts if possible
+    // Note: In a real production app, this should be a background job
+    for (const note of notes) {
+      try {
+        const textToEmbed = `${note.title || ''}\n${note.content}`
+        if (textToEmbed.trim()) {
+          const embedding = await embeddingService.generateEmbedding(textToEmbed)
+          
+          await prisma.noteEmbedding.upsert({
+            where: { noteId: note.id },
+            update: { embedding: JSON.stringify(embedding) },
+            create: {
+              noteId: note.id,
+              embedding: JSON.stringify(embedding)
+            }
+          })
+          processedCount++
+        }
+      } catch (err) {
+        console.error(`Failed to reindex note ${note.id}:`, err)
+      }
+    }
+
+    return NextResponse.json({
+      success: true,
+      count: processedCount,
+      total: notes.length
+    })
+  } catch (error) {
+    console.error('Reindex error:', error)
+    return NextResponse.json(
+      { success: false, error: 'Failed to reindex notes' },
+      { status: 500 }
+    )
+  }
+}