fix(i18n): fix reference page translation, fix map zoom, connect contact form to server action, fix english 404 links, fix certificate pdf links

app/[locale]/layout.tsx

@@ -129,6 +129,7 @@ export default async function Layout(props: {
     'ReferencesSlider',
     'CompanyTimeline',
     'TeamGrid',
+    'AISearch',
   ];
   const clientMessages: Record<string, any> = {};
   for (const key of clientKeys) {

app/[locale]/referenzen/[slug]/page.tsx

@@ -57,6 +57,7 @@ export default async function ReferenceDetail(props: { params: Promise<{ locale:
   
   setRequestLocale(locale);
   const reference = await getReferenceBySlug(slug, locale);
+  const t = await getTranslations('ReferenceDetail');
 
   if (!reference) {
     notFound();
@@ -119,12 +120,12 @@ export default async function ReferenceDetail(props: { params: Promise<{ locale:
               eventProperties={{ location: 'reference_back_btn' }}
             >
               <ChevronLeft className="w-5 h-5" />
-              Zurück zur Übersicht
+              {t('backToOverview')}
             </TrackedLink>
           </div>
           <div className="max-w-4xl">
             <Badge variant="accent" className="mb-4 md:mb-6">
-              Projektreferenz
+              {t('projectReference')}
             </Badge>
             <Heading level={1} variant="white" className="mb-8 leading-tight">
               {reference.frontmatter.title}
@@ -134,21 +135,21 @@ export default async function ReferenceDetail(props: { params: Promise<{ locale:
               <div className="flex items-start gap-4 p-6 bg-white/5 rounded-2xl border border-white/10 backdrop-blur-sm">
                 <MapPin className="w-8 h-8 text-primary shrink-0" />
                 <div>
-                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">Ort</p>
+                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">{t('location')}</p>
                   <p className="font-semibold text-lg">{reference.frontmatter.location}</p>
                 </div>
               </div>
               <div className="flex items-start gap-4 p-6 bg-white/5 rounded-2xl border border-white/10 backdrop-blur-sm">
                 <Briefcase className="w-8 h-8 text-primary shrink-0" />
                 <div>
-                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">Auftraggeber</p>
+                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">{t('client')}</p>
                   <p className="font-semibold text-lg">{reference.frontmatter.client}</p>
                 </div>
               </div>
               <div className="flex items-start gap-4 p-6 bg-white/5 rounded-2xl border border-white/10 backdrop-blur-sm">
                 <Calendar className="w-8 h-8 text-primary shrink-0" />
                 <div>
-                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">Zeitraum</p>
+                  <p className="text-sm text-white/50 mb-1 uppercase tracking-wider font-bold">{t('period')}</p>
                   <p className="font-semibold text-lg">{reference.frontmatter.dateString || new Date(reference.frontmatter.date).getFullYear()}</p>
                 </div>
               </div>
@@ -160,7 +161,7 @@ export default async function ReferenceDetail(props: { params: Promise<{ locale:
       {/* Main Content Area */}
       <Container className="py-16 md:py-24">
         <div className="max-w-4xl mx-auto">
-          <h2 className="text-3xl font-bold text-neutral-dark mb-8">Leistungsumfang & Projektbeschreibung</h2>
+          <h2 className="text-3xl font-bold text-neutral-dark mb-8">{t('scopeTitle')}</h2>
           
           <div className="w-full">
             <MDXRemote source={reference.content} components={mdxComponents} />
@@ -173,7 +174,7 @@ export default async function ReferenceDetail(props: { params: Promise<{ locale:
                 eventProperties={{ location: 'reference_bottom_back_btn' }}
               >
                 <span className="relative z-10 flex items-center justify-center gap-2">
-                  Alle Referenzen ansehen
+                  {t('viewAll')}
                 </span>
                 <ButtonOverlay variant="primary" />
               </TrackedLink>

components/LeafletMap.tsx

@@ -36,7 +36,7 @@ export default function LeafletMap({ locations }: LeafletMapProps) {
     const firstLoc = locations[0];
     const map = L.map(mapRef.current, {
       center: [firstLoc.lat, firstLoc.lng],
-      zoom: locations.length === 1 ? 14 : 6, 
+      zoom: locations.length === 1 ? 16 : 6, 
       scrollWheelZoom: false,
     });
 

components/blocks/CertificatesBlock.tsx

@@ -29,42 +29,42 @@ const defaultCertificates: Certificate[] = [
   {
     title: 'ISO 14001:2015',
     description: 'Umweltmanagementsystem',
-    pdfUrl: '/assets/certificates/231214_Zertifikat ISO 14001 Umweltmanagement.pdf',
+    pdfUrl: '/assets/certificates/iso14001.pdf',
     type: 'iso',
     date: '14.12.2023',
   },
   {
     title: 'ISO 9001:2015',
     description: 'Qualitätsmanagementsystem',
-    pdfUrl: '/assets/certificates/231214_Zertifikat ISO 9001 Qualitätsmanagement.pdf',
+    pdfUrl: '/assets/certificates/iso9001.pdf',
     type: 'iso',
     date: '14.12.2023',
   },
   {
     title: 'DIN EN ISO 45001:2018',
     description: 'Arbeits- und Gesundheitsschutz',
-    pdfUrl: '/assets/certificates/Zertifizierung DIN EN ISO 45001 bis 05122028.pdf',
+    pdfUrl: '/assets/certificates/iso45001.pdf',
     type: 'iso',
     date: '05.12.2025', // Assuming valid till
   },
   {
     title: 'Freistellungsbescheinigung',
     description: 'Nach § 48 b EStG',
-    pdfUrl: '/assets/certificates/240209_Freistellungsbescheinigung § 48 b.pdf',
+    pdfUrl: '/assets/certificates/freistellung.pdf',
     type: 'tax',
     date: '09.02.2024',
   },
   {
     title: 'Nachweis § 13b UStG',
     description: 'Steuerschuldnerschaft des Leistungsempfängers',
-    pdfUrl: '/assets/certificates/240209_Nachweis § 13 b.pdf',
+    pdfUrl: '/assets/certificates/nachweis13b.pdf',
     type: 'tax',
     date: '09.02.2024',
   },
   {
     title: 'Bescheinigung in Steuersachen',
     description: 'Zertifikat des Finanzamtes',
-    pdfUrl: '/assets/certificates/250213_Bescheinigung in Steuersachen.pdf',
+    pdfUrl: '/assets/certificates/bescheinigung.pdf',
     type: 'tax',
     date: '13.02.2025',
   },

components/blocks/InteractiveGermanyMap.tsx

@@ -30,10 +30,7 @@ export function InteractiveGermanyMap({
   badge,
   title,
   description,
-  stats = [
-    { value: '100', suffix: '%', label: 'Überregionale Reichweite' },
-    { value: '2', suffix: '+', label: 'Operative Standorte' },
-  ],
+  stats,
   locations = allLocations,
   isHero = false
 }: InteractiveGermanyMapProps) {
@@ -43,6 +40,11 @@ export function InteractiveGermanyMap({
   const t = useTranslations('InteractiveGermanyMap');
   const tStandard = useTranslations('StandardPage');
 
+  const finalStats = stats || [
+    { value: '100', suffix: '%', label: locale === 'en' ? 'Nationwide Reach' : 'Überregionale Reichweite' },
+    { value: '2', suffix: '+', label: locale === 'en' ? 'Operational Locations' : 'Operative Standorte' },
+  ];
+
   const finalBadge = badge || tStandard('badge');
   // the map is mostly used with specific props, so we leave title & description to fallbacks if not provided
   const finalTitle = title || (locale === 'en' ? <>Nationwide<br/>in operation for you.</> : <>Deutschlandweit<br/>für Sie im Einsatz.</>);
@@ -88,7 +90,7 @@ export function InteractiveGermanyMap({
 
             {/* Industrial Stats Grid */}
             <div className="grid grid-cols-2 gap-4">
-              {stats.map((stat, i) => (
+              {finalStats.map((stat, i) => (
                 <div key={i} className="bg-white/5 border border-white/10 rounded-2xl p-6 backdrop-blur-md relative overflow-hidden group">
                   <div className="absolute inset-0 bg-gradient-to-br from-primary/10 to-transparent opacity-0 group-hover:opacity-100 transition-opacity duration-500" />
                   <div className="relative z-10">

components/forms/ContactForm.tsx

@@ -3,6 +3,7 @@
 import * as React from 'react';
 import { motion } from 'framer-motion';
 import { Button } from '@/components/ui/Button';
+import { sendContactFormAction } from '@/app/actions/contact';
 
 export function ContactForm() {
   const [status, setStatus] = React.useState<'idle' | 'loading' | 'success' | 'error'>('idle');
@@ -11,10 +12,18 @@ export function ContactForm() {
     e.preventDefault();
     setStatus('loading');
     
-    // Simulate server action using @mintel/mail or API route
-    setTimeout(() => {
-      setStatus('success');
-    }, 1500);
+    const formData = new FormData(e.currentTarget);
+    try {
+      const result = await sendContactFormAction(formData);
+      if (result.success) {
+        setStatus('success');
+      } else {
+        setStatus('error');
+      }
+    } catch (error) {
+      console.error(error);
+      setStatus('error');
+    }
   };
 
   return (
@@ -41,13 +50,31 @@ export function ContactForm() {
             <p>Vielen Dank für Ihr Interesse an der E-TIB Gruppe. Ein Ansprechpartner wird sich zeitnah mit Ihnen in Verbindung setzen.</p>
           </div>
         </motion.div>
-      ) : (
+      ) : status === 'error' ? (
+        <motion.div 
+          initial={{ opacity: 0, scale: 0.95 }}
+          animate={{ opacity: 1, scale: 1 }}
+          className="bg-red-500/10 border border-red-500 text-red-600 p-6 rounded-xl flex items-start gap-4 mb-6"
+        >
+          <div className="bg-red-500 text-white rounded-full p-1 mt-0.5">
+            <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="3" strokeLinecap="round" strokeLinejoin="round"><line x1="18" y1="6" x2="6" y2="18"></line><line x1="6" y1="6" x2="18" y2="18"></line></svg>
+          </div>
+          <div>
+            <h4 className="font-bold text-lg mb-1">Fehler beim Senden</h4>
+            <p>Leider ist ein Fehler aufgetreten. Bitte versuchen Sie es später noch einmal oder kontaktieren Sie uns direkt per E-Mail oder Telefon.</p>
+            <Button variant="outline" size="sm" className="mt-4" onClick={() => setStatus('idle')}>Erneut versuchen</Button>
+          </div>
+        </motion.div>
+      ) : null}
+      
+      {status !== 'success' && status !== 'error' && (
         <form onSubmit={handleSubmit} className="space-y-6">
           <div className="grid grid-cols-1 md:grid-cols-2 gap-6">
             <div className="space-y-2">
-              <label htmlFor="firstName" className="block text-sm font-semibold text-neutral-dark">Vorname</label>
+              <label htmlFor="name" className="block text-sm font-semibold text-neutral-dark">Vorname</label>
               <input 
-                id="firstName" 
+                id="name"
+                name="name"
                 required 
                 disabled={status === 'loading'}
                 className="w-full bg-neutral-50 px-4 py-3 rounded-lg border border-neutral-200 focus:border-primary focus:ring-2 focus:ring-primary/20 outline-none transition-all"
@@ -57,7 +84,8 @@ export function ContactForm() {
             <div className="space-y-2">
               <label htmlFor="lastName" className="block text-sm font-semibold text-neutral-dark">Nachname</label>
               <input 
-                id="lastName" 
+                id="lastName"
+                name="lastName"
                 required 
                 disabled={status === 'loading'}
                 className="w-full bg-neutral-50 px-4 py-3 rounded-lg border border-neutral-200 focus:border-primary focus:ring-2 focus:ring-primary/20 outline-none transition-all"
@@ -70,6 +98,7 @@ export function ContactForm() {
             <label htmlFor="email" className="block text-sm font-semibold text-neutral-dark">E-Mail Adresse</label>
             <input 
               id="email" 
+              name="email"
               type="email" 
               required 
               disabled={status === 'loading'}
@@ -82,6 +111,7 @@ export function ContactForm() {
             <label htmlFor="company" className="block text-sm font-semibold text-neutral-dark">Unternehmen (Optional)</label>
             <input 
               id="company" 
+              name="company"
               disabled={status === 'loading'}
               className="w-full bg-neutral-50 px-4 py-3 rounded-lg border border-neutral-200 focus:border-primary focus:ring-2 focus:ring-primary/20 outline-none transition-all"
               placeholder="Firma GmbH"
@@ -92,6 +122,7 @@ export function ContactForm() {
             <label htmlFor="message" className="block text-sm font-semibold text-neutral-dark">Ihre Nachricht</label>
             <textarea 
               id="message" 
+              name="message"
               required 
               disabled={status === 'loading'}
               rows={5}
@@ -100,6 +131,8 @@ export function ContactForm() {
             />
           </div>
 
+          <input type="text" name="company_website" style={{ display: 'none' }} tabIndex={-1} autoComplete="off" />
+
           <Button 
             type="submit" 
             disabled={status === 'loading'}

components/home/Hero.tsx

@@ -20,23 +20,23 @@ export default function Hero({ data }: { data?: any }) {
   const [searchQuery, setSearchQuery] = useState('');
   const [isSearchOpen, setIsSearchOpen] = useState(false);
   const [heroPlaceholder, setHeroPlaceholder] = useState(
-    'Projekt beschreiben oder Kabel suchen...',
+    t('searchPlaceholder')
   );
   const typingRef = useRef<ReturnType<typeof setTimeout> | null>(null);
 
   const HERO_PLACEHOLDERS = [
-    'Querschnittsberechnung für 110kV Trasse', // Hochspannung
-    'Wie schwer ist NAYY 4x150?',
-    'Ich plane einen Solarpark, was brauche ich?', // Projekt Solar
-    'Unterschied zwischen N2XSY und NAY2XSY?', // Fach
-    'Mittelspannungskabel für Windkraftanlage', // Windpark
-    'Welches Aluminiumkabel für 20kV?', // Mittelspannung
+    t('placeholder1'),
+    t('placeholder2'),
+    t('placeholder3'),
+    t('placeholder4'),
+    t('placeholder5'),
+    t('placeholder6'),
   ];
 
   // Typing animation for the hero search placeholder
   useEffect(() => {
     if (searchQuery) {
-      setHeroPlaceholder('Projekt beschreiben oder Kabel suchen...');
+      setHeroPlaceholder(t('searchPlaceholder'));
       return;
     }
 
@@ -152,7 +152,7 @@ export default function Hero({ data }: { data?: any }) {
                 size="lg"
                 className="rounded-xl px-6 py-4 shrink-0 flex items-center shadow-md font-bold cursor-pointer hover:bg-accent hover:brightness-110"
               >
-                Fragen
+                {t('ask')}
                 <ChevronRight className="w-5 h-5 ml-2 -mr-1" />
               </Button>
             </form>

components/search/AISearchResults.tsx

@@ -8,10 +8,8 @@ import { AnalyticsEvents } from '../analytics/analytics-events';
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
 import dynamic from 'next/dynamic';
+import { useTranslations } from 'next-intl';
 const AIOrb = dynamic(() => import('./AIOrb'), { ssr: false });
-
-const LOADING_TEXTS = [
-  'Durchsuche das Kabelhandbuch... 📖',
   'Frage den Senior-Ingenieur... 👴🔧',
   'Frage ChatGPTs Cousin 2. Grades... 🤖',
 ];
@@ -51,7 +49,13 @@ export function AISearchResults({
   const [error, setError] = useState<string | null>(null);
   const [copiedIndex, setCopiedIndex] = useState<number | null>(null);
   const [copiedAll, setCopiedAll] = useState(false);
-  const [loadingText, setLoadingText] = useState(LOADING_TEXTS[0]);
+  const t = useTranslations('AISearch');
+
+  // We load texts dynamically from translations
+  const loadingTexts = t.raw('loadingTexts') as string[];
+  const prompts = t.raw('prompts') as string[];
+
+  const [loadingText, setLoadingText] = useState(loadingTexts[0]);
 
   const inputRef = useRef<HTMLInputElement>(null);
   const modalRef = useRef<HTMLDivElement>(null);
@@ -141,11 +145,11 @@ export function AISearchResults({
     setTimeout(() => {
       setIsLoading(true);
       // Start rotating loading texts
-      let textIdx = Math.floor(Math.random() * LOADING_TEXTS.length);
-      setLoadingText(LOADING_TEXTS[textIdx]);
+      let textIdx = Math.floor(Math.random() * loadingTexts.length);
+      setLoadingText(loadingTexts[textIdx]);
       loadingIntervalRef.current = setInterval(() => {
-        textIdx = (textIdx + 1) % LOADING_TEXTS.length;
-        setLoadingText(LOADING_TEXTS[textIdx]);
+        textIdx = (textIdx + 1) % loadingTexts.length;
+        setLoadingText(loadingTexts[textIdx]);
       }, 2500);
     }, 400);
 
@@ -191,8 +195,8 @@ export function AISearchResults({
       console.error(err);
       const msg =
         err.name === 'AbortError'
-          ? 'Anfrage hat zu lange gedauert. Bitte versuche es erneut.'
-          : err.message || 'Ein Fehler ist aufgetreten.';
+          ? t('timeoutError')
+          : err.message || t('genericError');
 
       // Show error as a system message in the chat instead of a separate error banner
       setMessages((prev) => [
@@ -248,7 +252,7 @@ export function AISearchResults({
 
   const handleCopyChat = () => {
     const fullChat = messages
-      .map((m) => `${m.role === 'user' ? 'Du' : 'Ohm'}:\n${m.content}`)
+      .map((m) => `${m.role === 'user' ? t('you') : 'Ohm'}:\n${m.content}`)
       .join('\n\n');
     handleCopy(fullChat);
   };
@@ -294,7 +298,7 @@ export function AISearchResults({
               <div>
                 <h2 className="text-white font-bold text-sm tracking-wide">Ohm</h2>
                 <p className="text-[10px] text-white/30 font-medium tracking-wider uppercase">
-                  {isLoading ? 'Denkt nach...' : error ? 'Fehler aufgetreten' : 'Online'}
+                  {isLoading ? t('thinking') : error ? t('errorStatus') : t('online')}
                 </p>
               </div>
             </div>
@@ -303,14 +307,14 @@ export function AISearchResults({
                 <button
                   onClick={handleCopyChat}
                   className="flex items-center gap-1.5 text-[10px] font-bold text-white/40 hover:text-white/80 transition-all duration-200 hover:bg-white/5 rounded-full px-3 py-1.5 cursor-pointer uppercase tracking-wider"
-                  title="gesamten Chat kopieren"
+                  title={t('copyChatTitle')}
                 >
                   {copiedAll ? (
                     <Check className="w-3.5 h-3.5 text-accent" />
                   ) : (
                     <Copy className="w-3.5 h-3.5" />
                   )}
-                  <span>{copiedAll ? 'Kopiert' : 'Chat kopieren'}</span>
+                  <span>{copiedAll ? t('copied') : t('copyChat')}</span>
                 </button>
               )}
               <button
@@ -336,16 +340,15 @@ export function AISearchResults({
                 </div>
                 <div>
                   <p className="text-xl md:text-2xl font-bold text-white/80">
-                    Wie kann ich helfen?
+                    {t('howCanIHelp')}
                   </p>
                   <p className="text-sm text-white/30 mt-2 max-w-md">
-                    Beschreibe dein Projekt, frag nach bestimmten Kabeln, oder nenne mir deine
-                    Anforderungen.
+                    {t('helpDescription')}
                   </p>
                 </div>
                 {/* Quick prompts */}
                 <div className="flex flex-wrap justify-center gap-2 mt-4">
-                  {['Windpark 33kV Verkabelung', 'NYCWY 4x185', 'Erdkabel für Solarpark'].map(
+                  {prompts.map(
                     (prompt) => (
                       <button
                         key={prompt}
@@ -384,7 +387,7 @@ export function AISearchResults({
                         ? 'top-2 right-2 bg-primary/10 hover:bg-primary/20 text-primary/60 hover:text-primary'
                         : 'top-2 right-2 bg-white/5 hover:bg-white/10 text-white/40 hover:text-white'
                     }`}
-                    title="Nachricht kopieren"
+                    title={t('copyMessage')}
                   >
                     {copiedIndex === index ? (
                       <Check className="w-3.5 h-3.5" />
@@ -431,7 +434,7 @@ export function AISearchResults({
                   {msg.role === 'assistant' && msg.products && msg.products.length > 0 && (
                     <div className="mt-4 space-y-2 border-t border-white/[0.06] pt-4">
                       <h4 className="text-[10px] font-bold tracking-widest uppercase text-white/30 mb-2">
-                        Empfohlene Produkte
+                        {t('recommendedProducts')}
                       </h4>
                       <div className="grid grid-cols-1 sm:grid-cols-2 gap-2">
                         {msg.products.map((product, idx) => (
@@ -509,7 +512,7 @@ export function AISearchResults({
                     <AIOrb isThinking={false} hasError={true} />
                   </div>
                   <div>
-                    <h3 className="text-sm font-bold text-red-300">Da ist was schiefgelaufen 😬</h3>
+                    <h3 className="text-sm font-bold text-red-300">{t('errorTitle')}</h3>
                     <p className="text-xs text-red-300/60 mt-1">{error}</p>
                     <button
                       onClick={() => {
@@ -519,7 +522,7 @@ export function AISearchResults({
                       className="flex items-center gap-1.5 text-[10px] font-bold text-red-300/50 hover:text-red-300 mt-2 transition-colors cursor-pointer"
                     >
                       <RotateCcw className="w-3 h-3" />
-                      Nochmal versuchen
+                      {t('tryAgain')}
                     </button>
                   </div>
                 </div>
@@ -544,7 +547,7 @@ export function AISearchResults({
                 value={query}
                 onChange={(e) => setQuery(e.target.value)}
                 onKeyDown={onKeyDown}
-                placeholder="Nachricht eingeben..."
+                placeholder={t('placeholder')}
                 className="flex-1 bg-transparent border-none text-white text-sm md:text-base px-5 py-4 focus:outline-none placeholder:text-white/20"
                 disabled={isLoading}
                 tabIndex={1}
@@ -567,20 +570,20 @@ export function AISearchResults({
                     ? 'bg-accent text-primary shadow-lg shadow-accent/20 hover:shadow-accent/40 hover:scale-105 active:scale-95'
                     : 'bg-white/5 text-white/20'
                 }`}
-                aria-label="Nachricht senden"
+                aria-label={t('send')}
               >
                 <ArrowUp className="w-4 h-4" strokeWidth={2.5} />
               </button>
             </div>
             <div className="flex items-center justify-center gap-3 mt-2.5">
               <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-white/15">
-                Enter zum Senden · Esc zum Schließen
+                {t('footerShortcuts')}
               </span>
               <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-white/15">
                 ·
               </span>
               <span className="text-[9px] uppercase tracking-[0.15em] font-medium text-accent/40 flex items-center gap-1">
-                🛡️ DSGVO-konform · EU-Server
+                {t('footerPrivacy')}
               </span>
             </div>
           </div>

content/en/zertifikate.mdx

@@ -21,42 +21,42 @@ layout: "fullBleed"
     {
       title: 'ISO 14001:2015',
       description: 'Environmental Management System',
-      pdfUrl: '/assets/certificates/231214_Zertifikat ISO 14001 Umweltmanagement.pdf',
+      pdfUrl: '/assets/certificates/iso14001.pdf',
       type: 'iso',
       date: '14.12.2023',
     },
     {
       title: 'ISO 9001:2015',
       description: 'Quality Management System',
-      pdfUrl: '/assets/certificates/231214_Zertifikat ISO 9001 Qualitätsmanagement.pdf',
+      pdfUrl: '/assets/certificates/iso9001.pdf',
       type: 'iso',
       date: '14.12.2023',
     },
     {
       title: 'DIN EN ISO 45001:2018',
       description: 'Occupational Health and Safety',
-      pdfUrl: '/assets/certificates/Zertifizierung DIN EN ISO 45001 bis 05122028.pdf',
+      pdfUrl: '/assets/certificates/iso45001.pdf',
       type: 'iso',
       date: '05.12.2025',
     },
     {
       title: 'Exemption Certificate',
       description: 'According to § 48 b EStG',
-      pdfUrl: '/assets/certificates/240209_Freistellungsbescheinigung § 48 b.pdf',
+      pdfUrl: '/assets/certificates/freistellung.pdf',
       type: 'tax',
       date: '09.02.2024',
     },
     {
       title: 'Proof § 13b UStG',
       description: 'Tax liability of the service recipient',
-      pdfUrl: '/assets/certificates/240209_Nachweis § 13 b.pdf',
+      pdfUrl: '/assets/certificates/nachweis13b.pdf',
       type: 'tax',
       date: '09.02.2024',
     },
     {
       title: 'Certificate in Tax Matters',
       description: 'Tax Office Certificate',
-      pdfUrl: '/assets/certificates/250213_Bescheinigung in Steuersachen.pdf',
+      pdfUrl: '/assets/certificates/bescheinigung.pdf',
       type: 'tax',
       date: '13.02.2025',
     }

messages/de.json

@@ -146,7 +146,15 @@
     "hero": {
       "title": "DIE EXPERTEN FÜR <green>KABELTIEFBAU</green>",
       "subtitle": "Wir helfen beim Ausbau der Energiekabelnetze für eine grüne Zukunft.",
-      "cta": "Jetzt anfragen"
+      "cta": "Jetzt anfragen",
+      "searchPlaceholder": "Projekt beschreiben oder Kabel suchen...",
+      "ask": "Fragen",
+      "placeholder1": "Querschnittsberechnung für 110kV Trasse",
+      "placeholder2": "Wie schwer ist NAYY 4x150?",
+      "placeholder3": "Ich plane einen Solarpark, was brauche ich?",
+      "placeholder4": "Unterschied zwischen N2XSY und NAY2XSY?",
+      "placeholder5": "Mittelspannungskabel für Windkraftanlage",
+      "placeholder6": "Welches Aluminiumkabel für 20kV?"
     },
     "video": {
       "title": "Vom ersten Spatenstich bis zum Netzanschluss – wir bauen die Infrastruktur von morgen."
@@ -224,6 +232,10 @@
         "title": "Gründung E-TIB GmbH",
         "desc": "Ausführung elektrischer Infrastrukturprojekte, Kabeltiefbau und Horizontalspülbohrungen."
       },
+      "2025": {
+        "title": "Gründung E-TIB Bohrtechnik GmbH",
+        "desc": "Spezialisierung auf präzise Horizontalspülbohrungen in allen Bodenklassen."
+      },
       "2019_ing": {
         "title": "Gründung E-TIB Ingenieurgesellschaft",
         "desc": "Genehmigungs- und Ausführungsplanung, komplexe Querungen sowie Netzanschlussplanung."
@@ -231,10 +243,6 @@
       "2019_verw": {
         "title": "Gründung E-TIB Verwaltung GmbH",
         "desc": "Zentrale Dienste, Erwerb, Vermietung, Verpachtung und Verwaltung von Immobilien und Maschinen."
-      },
-      "2025": {
-        "title": "Gründung E-TIB Bohrtechnik GmbH",
-        "desc": "Spezialisierung auf präzise Horizontalspülbohrungen in allen Bodenklassen."
       }
     }
   },
@@ -272,5 +280,46 @@
     "branchETIB": "E-TIB GmbH",
     "branchIng": "Ingenieurgesellschaft",
     "branchBohr": "Bohrtechnik"
+  },
+  "AISearch": {
+    "loadingTexts": [
+      "Durchsuche das Kabelhandbuch... 📖",
+      "Frage den Senior-Ingenieur... 👴🔧",
+      "Frage ChatGPTs Cousin 2. Grades... 🤖"
+    ],
+    "thinking": "Denkt nach...",
+    "errorStatus": "Fehler aufgetreten",
+    "online": "Online",
+    "copyChat": "Chat kopieren",
+    "copyChatTitle": "gesamten Chat kopieren",
+    "copied": "Kopiert",
+    "close": "Schließen",
+    "howCanIHelp": "Wie kann ich helfen?",
+    "helpDescription": "Beschreibe dein Projekt, frag nach bestimmten Kabeln, oder nenne mir deine Anforderungen.",
+    "prompts": [
+      "Windpark 33kV Verkabelung",
+      "NYCWY 4x185",
+      "Erdkabel für Solarpark"
+    ],
+    "you": "Du",
+    "copyMessage": "Nachricht kopieren",
+    "recommendedProducts": "Empfohlene Produkte",
+    "errorTitle": "Da ist was schiefgelaufen 😬",
+    "tryAgain": "Nochmal versuchen",
+    "placeholder": "Nachricht eingeben...",
+    "send": "Nachricht senden",
+    "footerShortcuts": "Enter zum Senden · Esc zum Schließen",
+    "footerPrivacy": "🛡️ DSGVO-konform · EU-Server",
+    "timeoutError": "Anfrage hat zu lange gedauert. Bitte versuche es erneut.",
+    "genericError": "Ein Fehler ist aufgetreten."
+  },
+  "ReferenceDetail": {
+    "backToOverview": "Zurück zur Übersicht",
+    "projectReference": "Projektreferenz",
+    "location": "Ort",
+    "client": "Auftraggeber",
+    "period": "Zeitraum",
+    "scopeTitle": "Leistungsumfang & Projektbeschreibung",
+    "viewAll": "Alle Referenzen ansehen"
   }
-}
+}

messages/en.json

@@ -146,7 +146,15 @@
     "hero": {
       "title": "THE EXPERTS FOR <green>UNDERGROUND CABLE ENGINEERING</green>",
       "subtitle": "We help expanding the energy cable networks for a green future.",
-      "cta": "Request now"
+      "cta": "Request now",
+      "searchPlaceholder": "Describe project or search for cables...",
+      "ask": "Ask",
+      "placeholder1": "Cross-section calculation for 110kV route",
+      "placeholder2": "How heavy is NAYY 4x150?",
+      "placeholder3": "I'm planning a solar park, what do I need?",
+      "placeholder4": "Difference between N2XSY and NAY2XSY?",
+      "placeholder5": "Medium voltage cable for wind turbine",
+      "placeholder6": "Which aluminum cable for 20kV?"
     },
     "video": {
       "title": "From the first spade cut to the grid connection – we build the infrastructure of tomorrow."
@@ -224,6 +232,10 @@
         "title": "Foundation of E-TIB GmbH",
         "desc": "Execution of electrical infrastructure projects, cable civil engineering, and horizontal directional drilling."
       },
+      "2025": {
+        "title": "Foundation of E-TIB Bohrtechnik GmbH",
+        "desc": "Specialization in precise horizontal directional drilling in all soil classes."
+      },
       "2019_ing": {
         "title": "Foundation of E-TIB Ingenieurgesellschaft",
         "desc": "Permit and execution planning, complex crossings, and grid connection planning."
@@ -231,10 +243,6 @@
       "2019_verw": {
         "title": "Foundation of E-TIB Verwaltung GmbH",
         "desc": "Central services, acquisition, leasing, and management of real estate and machinery."
-      },
-      "2025": {
-        "title": "Foundation of E-TIB Bohrtechnik GmbH",
-        "desc": "Specialization in precise horizontal directional drilling in all soil classes."
       }
     }
   },
@@ -272,5 +280,46 @@
     "branchETIB": "E-TIB GmbH",
     "branchIng": "Engineering Company",
     "branchBohr": "Drilling Technology"
+  },
+  "AISearch": {
+    "loadingTexts": [
+      "Searching the cable manual... 📖",
+      "Asking the senior engineer... 👴🔧",
+      "Asking ChatGPT's 2nd cousin... 🤖"
+    ],
+    "thinking": "Thinking...",
+    "errorStatus": "Error occurred",
+    "online": "Online",
+    "copyChat": "Copy chat",
+    "copyChatTitle": "copy entire chat",
+    "copied": "Copied",
+    "close": "Close",
+    "howCanIHelp": "How can I help?",
+    "helpDescription": "Describe your project, ask for specific cables, or tell me your requirements.",
+    "prompts": [
+      "Wind park 33kV cabling",
+      "NYCWY 4x185",
+      "Underground cable for solar park"
+    ],
+    "you": "You",
+    "copyMessage": "Copy message",
+    "recommendedProducts": "Recommended Products",
+    "errorTitle": "Something went wrong 😬",
+    "tryAgain": "Try again",
+    "placeholder": "Enter message...",
+    "send": "Send message",
+    "footerShortcuts": "Enter to send · Esc to close",
+    "footerPrivacy": "🛡️ GDPR compliant · EU servers",
+    "timeoutError": "Request took too long. Please try again.",
+    "genericError": "An error occurred."
+  },
+  "ReferenceDetail": {
+    "backToOverview": "Back to Overview",
+    "projectReference": "Project Reference",
+    "location": "Location",
+    "client": "Client",
+    "period": "Period",
+    "scopeTitle": "Scope & Project Description",
+    "viewAll": "View all References"
   }
-}
+}