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

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">