style: use same serif/typography font styles on profile page as translate page

frontend/src/app/dashboard/profile/page.tsx

@@ -57,6 +57,18 @@ const UI_LANGUAGES: { value: Locale; label: string; flag: string }[] = [
   { value: 'fa', label: 'فارسی', flag: '🇮🇷' },
 ];
 
+function formatTitleWithItalic(title: string) {
+  const words = title.split(' ');
+  if (words.length > 1) {
+    return (
+      <>
+        {words.slice(0, -1).join(' ')} <span className="italic">{words[words.length - 1]}</span>
+      </>
+    );
+  }
+  return title;
+}
+
 /* ── Main component ───────────────────────────────────────────── */
 export default function ProfilePage() {
   const router = useRouter();
@@ -171,10 +183,10 @@ export default function ProfilePage() {
         {/* ── Editorial Header ───────────────────────────────────── */}
         <div className="mb-4">
           <span className="accent-pill mb-4 block w-fit">{t('profile.header.title')}</span>
-          <h1 className="text-5xl font-black uppercase tracking-tighter mb-4 leading-none text-brand-dark dark:text-white">
+          <h1 className="text-4xl md:text-5xl mb-3 leading-tight text-brand-dark dark:text-white font-serif font-medium tracking-tight">
-            {t('profile.header.title')}
+            {formatTitleWithItalic(t('profile.header.title'))}
           </h1>
-          <p className="text-brand-dark/40 dark:text-white/40 font-medium">{t('profile.header.subtitle')}</p>
+          <p className="text-brand-dark/50 dark:text-white/50 text-sm font-light leading-relaxed">{t('profile.header.subtitle')}</p>
         </div>
 
         {/* Status message */}
@@ -222,7 +234,7 @@ export default function ProfilePage() {
             </div>
             <div className="flex-1 text-center sm:text-left">
               <div className="flex items-center gap-4 mb-3 flex-wrap justify-center sm:justify-start">
-                <h2 className="text-2xl lg:text-3xl font-black uppercase tracking-tight text-brand-dark dark:text-white">
+                <h2 className="text-2xl lg:text-3xl font-serif font-medium text-brand-dark dark:text-white tracking-tight">
                   {user?.name || t('profile.account.user')}
                 </h2>
                 <span className="accent-pill !px-3 !py-1 text-[9px] flex items-center gap-1.5">
@@ -257,7 +269,7 @@ export default function ProfilePage() {
                 </div>
                 <div>
                   <div className="flex items-center gap-3 flex-wrap">
-                    <h3 className="text-2xl font-black uppercase tracking-tight text-white">
+                    <h3 className="text-2xl font-serif font-medium text-white tracking-tight">
                       {t('profile.plan.label')} {planLabel}
                     </h3>
                     <span className={cn(
@@ -491,7 +503,7 @@ export default function ProfilePage() {
                 <div className="w-12 h-12 bg-brand-muted dark:bg-white/10 rounded-2xl flex items-center justify-center text-brand-accent">
                   <Globe size={24} />
                 </div>
-                <h3 className="text-2xl font-black uppercase tracking-tight text-brand-dark dark:text-white">
+                <h3 className="text-2xl font-serif font-medium text-brand-dark dark:text-white tracking-tight">
                   {t('profile.prefs.interfaceLang')}
                 </h3>
               </div>
@@ -523,7 +535,7 @@ export default function ProfilePage() {
                   <FileText size={28} />
                 </div>
                 <div>
-                  <h3 className="text-2xl font-black uppercase tracking-tight text-brand-dark dark:text-white">
+                  <h3 className="text-2xl font-serif font-medium text-brand-dark dark:text-white tracking-tight">
                     {t('profile.prefs.defaultTargetLang')}
                   </h3>
                   <p className="text-brand-dark/30 dark:text-white/30 text-[10px] font-black uppercase tracking-widest mt-2 leading-relaxed">
@@ -559,7 +571,7 @@ export default function ProfilePage() {
                   <Palette size={28} />
                 </div>
                 <div>
-                  <h3 className="text-2xl font-black uppercase tracking-tight text-brand-dark dark:text-white">
+                  <h3 className="text-2xl font-serif font-medium text-brand-dark dark:text-white tracking-tight">
                     {t('profile.prefs.theme')}
                   </h3>
                   <p className="text-brand-dark/30 dark:text-white/30 text-[10px] font-black uppercase tracking-widest mt-2 leading-relaxed">
@@ -577,7 +589,7 @@ export default function ProfilePage() {
                   <Trash2 size={28} />
                 </div>
                 <div>
-                  <h3 className="text-2xl font-black uppercase tracking-tight text-brand-dark dark:text-white">
+                  <h3 className="text-2xl font-serif font-medium text-brand-dark dark:text-white tracking-tight">
                     {t('profile.prefs.cache')}
                   </h3>
                   <p className="text-brand-dark/30 dark:text-white/30 text-[10px] font-black uppercase tracking-widest mt-2 leading-relaxed">