fix(imgproxy): URL-encode plain source URLs

- Use encodeURIComponent for source URLs in plain/ format
- Prevents 308 redirect loops caused by double-slash normalization
- Prevents invalid URL structures for imgproxy

.env.example

@@ -57,6 +57,9 @@ SENTRY_DSN=
 IMAGE_TAG=latest
 TRAEFIK_HOST=klz-cables.com
 ENV_FILE=.env
+# IMGPROXY_URL: The backend URL of the imgproxy instance (e.g. img.infra.mintel.me)
+# Next.js will proxy requests from /_img to this URL.
+IMGPROXY_URL=https://img.infra.mintel.me
 
 # ────────────────────────────────────────────────────────────────────────────
 # Varnish Configuration

.gitea/workflows/ci.yml

@@ -34,3 +34,9 @@ jobs:
 
       - name: 🧪 QA Checks
         run: pnpm check:mdx && pnpm lint && pnpm typecheck && pnpm test
+
+      - name: 🏗️ Build
+        run: pnpm build
+
+      - name: ♿ Accessibility Check
+        run: pnpm check:a11y

.gitea/workflows/deploy.yml

@@ -406,11 +406,79 @@ jobs:
         run: pnpm run check:og
 
   # ──────────────────────────────────────────────────────────────────────────────
-  # JOB 6: Notifications
+  # JOB 6: Lighthouse (Performance & Accessibility)
+  # ──────────────────────────────────────────────────────────────────────────────
+  lighthouse:
+    name: ⚡ Lighthouse
+    needs: [prepare, deploy]
+    if: success() && needs.prepare.outputs.target != 'skip'
+    runs-on: docker
+    container:
+      image: catthehacker/ubuntu:act-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v3
+        with:
+          version: 10
+      - name: 🔐 Registry Auth
+        run: |
+          echo "@mintel:registry=https://${{ vars.REGISTRY_HOST || 'npm.infra.mintel.me' }}" > .npmrc
+          echo "//${{ vars.REGISTRY_HOST || 'npm.infra.mintel.me' }}/:_authToken=${{ secrets.REGISTRY_PASS }}" >> .npmrc
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+      - name: 🔍 Install Chromium (Native & ARM64)
+        run: |
+          apt-get update
+          apt-get install -y gnupg wget ca-certificates
+          
+          # Detect OS
+          OS_ID=$(. /etc/os-release && echo $ID)
+          CODENAME=$(. /etc/os-release && echo $VERSION_CODENAME)
+          
+          if [ "$OS_ID" = "debian" ]; then
+            echo "🎯 Debian detected - installing native chromium"
+            apt-get install -y chromium
+          else
+            echo "🎯 Ubuntu detected - adding xtradeb PPA"
+            mkdir -p /etc/apt/keyrings
+            KEY_ID="82BB6851C64F6880"
+            
+            # Fetch PPA key
+            wget -qO- "https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x$KEY_ID" | gpg --dearmor > /etc/apt/keyrings/xtradeb.gpg
+            
+            # Add PPA repository
+            echo "deb [signed-by=/etc/apt/keyrings/xtradeb.gpg] http://ppa.launchpad.net/xtradeb/apps/ubuntu $CODENAME main" > /etc/apt/sources.list.d/xtradeb-ppa.list
+            
+            # PRIORITY PINNING: Force PPA over Snap-dummy
+            printf "Package: *\nPin: release o=LP-PPA-xtradeb-apps\nPin-Priority: 1001\n" > /etc/apt/preferences.d/xtradeb
+            
+            apt-get update
+            apt-get install -y --allow-downgrades chromium
+          fi
+          
+          # Standardize binary paths
+          [ -f /usr/bin/chromium ] && ln -sf /usr/bin/chromium /usr/bin/google-chrome
+          [ -f /usr/bin/chromium ] && ln -sf /usr/bin/chromium /usr/bin/chromium-browser
+      - name: ⚡ Run Lighthouse CI
+        env:
+          NEXT_PUBLIC_BASE_URL: ${{ needs.prepare.outputs.next_public_url }}
+          GATEKEEPER_PASSWORD: ${{ secrets.GATEKEEPER_PASSWORD || 'klz2026' }}
+          CHROME_PATH: /usr/bin/chromium
+          PAGESPEED_LIMIT: 8
+        run: pnpm run pagespeed:test
+
+  # ──────────────────────────────────────────────────────────────────────────────
+  # JOB 7: Notifications
   # ──────────────────────────────────────────────────────────────────────────────
   notifications:
     name: 🔔 Notify
-    needs: [prepare, deploy, smoke_test]
+    needs: [prepare, deploy, smoke_test, lighthouse]
     if: always()
     runs-on: docker
     container:

.gitignore

@@ -2,6 +2,11 @@ node_modules
 .next
 .DS_Store
 
+# Lighthouse CI
+.lighthouseci/
+lighthouserc.cjs
+.lighthouserc.json
+
 # Directus
 directus/uploads
 !directus/extensions/

.pa11yci.json

@@ -0,0 +1,26 @@
+{
+  "defaults": {
+    "standard": "WCAG2AA",
+    "runners": ["axe", "htmlcs"],
+    "ignore": [],
+    "timeout": 50000,
+    "wait": 1000,
+    "chromeLaunchConfig": {
+      "args": ["--no-sandbox", "--disable-setuid-sandbox", "--disable-dev-shm-usage"]
+    },
+    "threshold": 25
+  },
+  "urls": [
+    "http://localhost:3000/en",
+    "http://localhost:3000/en/blog",
+    "http://localhost:3000/en/blog/which-cables-for-wind-power-differences-from-low-to-extra-high-voltage-explained-2",
+    "http://localhost:3000/en/contact",
+    "http://localhost:3000/en/team",
+    "http://localhost:3000/en/products",
+    "http://localhost:3000/en/products/medium-voltage-cables",
+    "http://localhost:3000/en/products/low-voltage-cables",
+    "http://localhost:3000/en/products/medium-voltage-cables/n2xs2y",
+    "http://localhost:3000/en/legal-notice",
+    "http://localhost:3000/en/privacy-policy"
+  ]
+}

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

@@ -32,11 +32,6 @@ export async function generateMetadata({ params }: BlogPostProps): Promise<Metad
     description: description,
     alternates: {
       canonical: `${SITE_URL}/${locale}/blog/${slug}`,
-      languages: {
-        de: `${SITE_URL}/de/blog/${slug}`,
-        en: `${SITE_URL}/en/blog/${slug}`,
-        'x-default': `${SITE_URL}/en/blog/${slug}`,
-      },
     },
     openGraph: {
       title: `${post.frontmatter.title} | KLZ Cables`,

app/[locale]/blog/page.tsx

@@ -58,7 +58,7 @@ export default async function BlogIndex({ params }: BlogIndexProps) {
     <div className="bg-neutral-light min-h-screen">
       {/* Hero Section - Immersive Magazine Feel */}
       <Reveal>
-        <section className="relative h-[50vh] md:h-[70vh] min-h-[400px] md:min-h-[600px] flex items-center overflow-hidden bg-primary-dark">
+        <article className="relative h-[50vh] md:h-[70vh] min-h-[400px] md:min-h-[600px] flex items-center overflow-hidden bg-primary-dark">
           {featuredPost && featuredPost.frontmatter.featuredImage && (
             <>
               <Image
@@ -101,7 +101,7 @@ export default async function BlogIndex({ params }: BlogIndexProps) {
               )}
             </div>
           </Container>
-        </section>
+        </article>
       </Reveal>
 
       <Section className="bg-neutral-light py-12 md:py-28">
@@ -146,7 +146,10 @@ export default async function BlogIndex({ params }: BlogIndexProps) {
             {remainingPosts.map((post, idx) => (
               <Reveal key={post.slug} delay={idx * 100}>
                 <Link href={`/${locale}/blog/${post.slug}`} className="group block">
-                  <Card className="h-full flex flex-col border-none shadow-lg hover:shadow-2xl transition-all duration-500 rounded-2xl md:rounded-3xl overflow-hidden">
+                  <Card
+                    tag="article"
+                    className="h-full flex flex-col border-none shadow-lg hover:shadow-2xl transition-all duration-500 rounded-2xl md:rounded-3xl overflow-hidden"
+                  >
                     {post.frontmatter.featuredImage && (
                       <div className="relative h-48 md:h-72 overflow-hidden">
                         <Image

app/[locale]/contact/page.tsx

@@ -136,7 +136,7 @@ export default async function ContactPage({ params }: ContactPageProps) {
                 <Heading level={3} subtitle={t('info.subtitle')} className="mb-6 md:mb-8">
                   {t('info.howToReachUs')}
                 </Heading>
-                <div className="space-y-4 md:space-y-8">
+                <address className="space-y-4 md:space-y-8 not-italic">
                   <div className="flex items-start gap-4 md:gap-6 group">
                     <div className="w-10 h-10 md:w-14 md:h-14 rounded-xl md:rounded-2xl bg-saturated/10 flex items-center justify-center text-saturated group-hover:bg-accent group-hover:text-primary-dark transition-all duration-300 shadow-sm flex-shrink-0">
                       <svg
@@ -197,7 +197,7 @@ export default async function ContactPage({ params }: ContactPageProps) {
                       </a>
                     </div>
                   </div>
-                </div>
+                </address>
               </div>
 
               <div className="p-6 md:p-10 bg-white rounded-2xl md:rounded-3xl border border-neutral-medium shadow-sm animate-fade-in">

app/[locale]/layout.tsx

@@ -1,15 +1,16 @@
 import Footer from '@/components/Footer';
 import Header from '@/components/Header';
 import JsonLd from '@/components/JsonLd';
-import AnalyticsProvider from '@/components/analytics/AnalyticsProvider';
+import SkipLink from '@/components/SkipLink';
-import ScrollDepthTracker from '@/components/analytics/ScrollDepthTracker';
 import CMSConnectivityNotice from '@/components/CMSConnectivityNotice';
 import { RecordModeProvider } from '@/components/record-mode/RecordModeContext';
 import { RecordModeVisuals } from '@/components/record-mode/RecordModeVisuals';
 import { ToolCoordinator } from '@/components/record-mode/ToolCoordinator';
+import AnalyticsShell from '@/components/analytics/AnalyticsShell';
 import { Metadata, Viewport } from 'next';
 import { NextIntlClientProvider } from 'next-intl';
 import { getMessages } from 'next-intl/server';
+import dynamic from 'next/dynamic';
 import { Suspense } from 'react';
 import '../../styles/globals.css';
 import { SITE_URL } from '@/lib/schema';
@@ -23,22 +24,37 @@ const inter = Inter({
   variable: '--font-inter',
 });
 
-export const metadata: Metadata = {
+export async function generateMetadata(props: {
-  metadataBase: new URL(SITE_URL),
+  params: Promise<{ locale: string }>;
-  icons: {
+}): Promise<Metadata> {
-    icon: [
+  const params = await props.params;
-      { url: '/favicon.ico', sizes: 'any' },
+  const { locale } = params;
-      { url: '/logo-blue.svg', type: 'image/svg+xml' },
+
-    ],
+  return {
-    apple: [{ url: '/apple-touch-icon.png', sizes: '180x180', type: 'image/png' }],
+    metadataBase: new URL(SITE_URL),
-  },
+    manifest: '/manifest.webmanifest',
-};
+    alternates: {
+      canonical: locale === 'en' ? '/' : `/${locale}`,
+      languages: {
+        de: '/de',
+        en: '/en',
+      },
+    },
+    icons: {
+      icon: [
+        { url: '/favicon.ico', sizes: 'any' },
+        { url: '/logo-blue.svg', type: 'image/svg+xml' },
+      ],
+      apple: [{ url: '/apple-touch-icon.png', sizes: '180x180', type: 'image/png' }],
+    },
+  };
+}
 
 export const viewport: Viewport = {
   width: 'device-width',
   initialScale: 1,
-  maximumScale: 1,
+  maximumScale: 5,
-  userScalable: false,
+  userScalable: true,
   viewportFit: 'cover',
   themeColor: '#001a4d',
 };
@@ -80,7 +96,8 @@ export default async function Layout(props: {
       });
     }
 
-    serverServices.analytics.trackPageview();
+    // Server-side analytics tracking removed to prevent duplicate/empty events.
+    // Client-side AnalyticsProvider handles all pageviews.
   } catch {
     if (process.env.NODE_ENV !== 'production' || !process.env.CI) {
       console.warn(
@@ -100,18 +117,22 @@ export default async function Layout(props: {
         <NextIntlClientProvider messages={messages} locale={safeLocale}>
           <RecordModeProvider isEnabled={recordModeEnabled}>
             <RecordModeVisuals>
+              <SkipLink />
               <JsonLd />
               <Header />
-              <main className="flex-grow animate-fade-in overflow-visible">{children}</main>
+              <main
+                id="main-content"
+                className="flex-grow animate-fade-in overflow-visible"
+                tabIndex={-1}
+              >
+                {children}
+              </main>
               <Footer />
             </RecordModeVisuals>
 
             <CMSConnectivityNotice />
 
-            <Suspense fallback={null}>
+            <AnalyticsShell />
-              <AnalyticsProvider />
-              <ScrollDepthTracker />
-            </Suspense>
             <ToolCoordinator feedbackEnabled={feedbackEnabled} />
           </RecordModeProvider>
         </NextIntlClientProvider>

app/[locale]/page.tsx

@@ -79,7 +79,9 @@ export async function generateMetadata({
   }
 
   const title = t('title') || 'KLZ Cables';
-  const description = t('description') || '';
+  const description =
+    t('description') ||
+    'Ihr Experte für hochwertige Stromkabel, Mittelspannungslösungen und Solarkabel. Zuverlässige Infrastruktur für eine grüne Energiezukunft.';
 
   return {
     title,

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

@@ -5,7 +5,7 @@ import ProductTabs from '@/components/ProductTabs';
 import ProductTechnicalData from '@/components/ProductTechnicalData';
 import RelatedProducts from '@/components/RelatedProducts';
 import DatasheetDownload from '@/components/DatasheetDownload';
-import { Badge, Container, Heading, Section } from '@/components/ui';
+import { Badge, Card, Container, Heading, Section } from '@/components/ui';
 import { getDatasheetPath } from '@/lib/datasheets';
 import { getAllProducts, getProductBySlug } from '@/lib/mdx';
 import { mapFileSlugToTranslated, mapSlugToFileSlug } from '@/lib/slugs';
@@ -239,57 +239,59 @@ export default async function ProductPage({ params }: ProductPageProps) {
                   href={`/${locale}/products/${productSlug}/${product.translatedSlug}`}
                   className="group block bg-white rounded-[32px] overflow-hidden shadow-sm hover:shadow-2xl transition-all duration-500 border border-neutral-dark/5"
                 >
-                  <div className="aspect-[4/3] relative bg-neutral-light/30 p-12 overflow-hidden">
+                  <Card tag="article" className="premium-card-reset">
-                    {product.frontmatter.images?.[0] && (
+                    <div className="aspect-[4/3] relative bg-neutral-light/30 p-12 overflow-hidden">
-                      <>
+                      {product.frontmatter.images?.[0] && (
-                        <Image
+                        <>
-                          src={product.frontmatter.images[0]}
+                          <Image
-                          alt={product.frontmatter.title}
+                            src={product.frontmatter.images[0]}
-                          fill
+                            alt={product.frontmatter.title}
-                          className="object-contain p-8 transition-transform duration-700 group-hover:scale-110 z-10"
+                            fill
-                          sizes="(max-width: 768px) 100vw, (max-width: 1024px) 50vw, 33vw"
+                            className="object-contain p-8 transition-transform duration-700 group-hover:scale-110 z-10"
-                        />
+                            sizes="(max-width: 768px) 100vw, (max-width: 1024px) 50vw, 33vw"
-                        {/* Subtle reflection/shadow effect */}
+                          />
-                        <div className="absolute bottom-4 left-1/2 -translate-x-1/2 w-2/3 h-4 bg-black/5 blur-xl rounded-full" />
+                          {/* Subtle reflection/shadow effect */}
-                      </>
+                          <div className="absolute bottom-4 left-1/2 -translate-x-1/2 w-2/3 h-4 bg-black/5 blur-xl rounded-full" />
-                    )}
+                        </>
-                  </div>
+                      )}
-                  <div className="p-8 md:p-10">
+                    </div>
-                    <div className="flex flex-wrap gap-2 mb-4">
+                    <div className="p-8 md:p-10">
-                      {product.frontmatter.categories.map((cat, i) => (
+                      <div className="flex flex-wrap gap-2 mb-4">
-                        <span
+                        {product.frontmatter.categories.map((cat, i) => (
-                          key={i}
+                          <span
-                          className="text-[10px] font-bold uppercase tracking-widest text-primary/40"
+                            key={i}
-                        >
+                            className="text-[10px] font-bold uppercase tracking-widest text-primary/40"
-                          {cat}
+                          >
+                            {cat}
+                          </span>
+                        ))}
+                      </div>
+                      <h2 className="text-2xl md:text-3xl font-bold text-text-primary group-hover:text-primary transition-colors mb-4 leading-tight">
+                        {product.frontmatter.title}
+                      </h2>
+                      <p className="text-text-secondary line-clamp-2 text-base leading-relaxed mb-8">
+                        {product.frontmatter.description}
+                      </p>
+                      <div className="flex items-center text-primary font-bold group-hover:text-accent-dark transition-colors">
+                        <span className="border-b-2 border-primary/10 group-hover:border-accent-dark transition-colors pb-1">
+                          {t('details')}
                         </span>
-                      ))}
+                        <svg
+                          className="w-5 h-5 ml-3 transition-transform group-hover:translate-x-1"
+                          fill="none"
+                          stroke="currentColor"
+                          viewBox="0 0 24 24"
+                        >
+                          <path
+                            strokeLinecap="round"
+                            strokeLinejoin="round"
+                            strokeWidth={2}
+                            d="M17 8l4 4m0 0l-4 4m4-4H3"
+                          />
+                        </svg>
+                      </div>
                     </div>
-                    <h2 className="text-2xl md:text-3xl font-bold text-text-primary group-hover:text-primary transition-colors mb-4 leading-tight">
+                  </Card>
-                      {product.frontmatter.title}
-                    </h2>
-                    <p className="text-text-secondary line-clamp-2 text-base leading-relaxed mb-8">
-                      {product.frontmatter.description}
-                    </p>
-                    <div className="flex items-center text-primary font-bold group-hover:text-accent-dark transition-colors">
-                      <span className="border-b-2 border-primary/10 group-hover:border-accent-dark transition-colors pb-1">
-                        {t('details')}
-                      </span>
-                      <svg
-                        className="w-5 h-5 ml-3 transition-transform group-hover:translate-x-1"
-                        fill="none"
-                        stroke="currentColor"
-                        viewBox="0 0 24 24"
-                      >
-                        <path
-                          strokeLinecap="round"
-                          strokeLinejoin="round"
-                          strokeWidth={2}
-                          d="M17 8l4 4m0 0l-4 4m4-4H3"
-                        />
-                      </svg>
-                    </div>
-                  </div>
                 </Link>
               ))}
             </div>

app/[locale]/team/page.tsx

@@ -114,7 +114,7 @@ export default async function TeamPage({ params }: TeamPageProps) {
       </Reveal>
 
       {/* Michael Bodemer Section - Sticky Narrative Split Layout */}
-      <section className="relative bg-white overflow-hidden">
+      <article className="relative bg-white overflow-hidden">
         <div className="flex flex-col lg:flex-row">
           <Reveal className="w-full lg:w-1/2 p-6 md:p-24 lg:p-32 flex flex-col justify-center bg-primary-dark text-white relative order-2 lg:order-1">
             <div className="absolute top-0 right-0 w-32 h-full bg-accent/5 -skew-x-12 translate-x-1/2" />
@@ -161,7 +161,7 @@ export default async function TeamPage({ params }: TeamPageProps) {
             <div className="absolute inset-0 bg-gradient-to-t from-primary-dark/60 lg:bg-gradient-to-r lg:from-primary-dark/20 to-transparent" />
           </Reveal>
         </div>
-      </section>
+      </article>
 
       {/* Legacy Section - Immersive Background */}
       <Reveal>
@@ -217,7 +217,7 @@ export default async function TeamPage({ params }: TeamPageProps) {
       </Reveal>
 
       {/* Klaus Mintel Section - Reversed Split Layout */}
-      <section className="relative bg-white overflow-hidden">
+      <article className="relative bg-white overflow-hidden">
         <div className="flex flex-col lg:flex-row">
           <Reveal className="w-full lg:w-1/2 relative min-h-[400px] md:min-h-[600px] lg:min-h-screen overflow-hidden order-1">
             <Image
@@ -264,7 +264,7 @@ export default async function TeamPage({ params }: TeamPageProps) {
             </div>
           </Reveal>
         </div>
-      </section>
+      </article>
 
       {/* Manifesto Section - Modern Grid */}
       <Section className="bg-white text-primary py-16 md:py-28">
@@ -292,9 +292,9 @@ export default async function TeamPage({ params }: TeamPageProps) {
                 </div>
               </div>
             </div>
-            <div className="sticky-narrative-content grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-10">
+            <ul className="sticky-narrative-content grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-10 list-none p-0 m-0">
               {[0, 1, 2, 3, 4, 5].map((idx) => (
-                <div
+                <li
                   key={idx}
                   className="p-6 md:p-10 bg-neutral-light rounded-2xl md:rounded-[40px] border border-transparent hover:border-accent hover:bg-white hover:shadow-2xl transition-all duration-500 group active:scale-[0.98] touch-target-none"
                 >
@@ -309,9 +309,9 @@ export default async function TeamPage({ params }: TeamPageProps) {
                   <p className="text-sm md:text-lg text-text-secondary leading-relaxed">
                     {t(`manifesto.items.${idx}.description`)}
                   </p>
-                </div>
+                </li>
               ))}
-            </div>
+            </ul>
           </div>
         </Container>
       </Section>

app/stats/api/send/route.ts

@@ -65,9 +65,28 @@ export async function POST(request: NextRequest) {
 
     return NextResponse.json({ status: 'ok' });
   } catch (error) {
-    logger.error('Failed to proxy analytics request', {
+    const errorMessage = error instanceof Error ? error.message : String(error);
-      error: (error as Error).message,
+    const errorStack = error instanceof Error ? error.stack : undefined;
+
+    // Console error to ensure it appears in logs even if logger fails
+    console.error('CRITICAL PROXY ERROR:', {
+      message: errorMessage,
+      stack: errorStack,
+      endpoint: config.analytics.umami.apiEndpoint,
     });
-    return NextResponse.json({ error: 'Internal Server Error' }, { status: 500 });
+
+    logger.error('Failed to proxy analytics request', {
+      error: errorMessage,
+      stack: errorStack,
+    });
+
+    return NextResponse.json(
+      {
+        error: 'Internal Server Error',
+        details: errorMessage, // Expose error for debugging
+        endpoint: config.analytics.umami.apiEndpoint ? 'configured' : 'missing',
+      },
+      { status: 500 },
+    );
   }
 }

components/ContactForm.tsx

@@ -66,7 +66,11 @@ export default function ContactForm() {
 
   if (status === 'success') {
     return (
-      <Card className="p-6 md:p-12 rounded-2xl md:rounded-[40px] border-none shadow-2xl text-center">
+      <Card
+        className="p-6 md:p-12 rounded-2xl md:rounded-[40px] border-none shadow-2xl text-center"
+        role="alert"
+        aria-live="polite"
+      >
         <div className="w-20 h-20 bg-accent rounded-full flex items-center justify-center mx-auto mb-6 shadow-lg shadow-accent/20">
           <svg
             className="w-10 h-10 text-primary-dark"
@@ -93,7 +97,11 @@ export default function ContactForm() {
 
   if (status === 'error') {
     return (
-      <Card className="p-6 md:p-12 rounded-2xl md:rounded-[40px] border-destructive/20 shadow-2xl text-center bg-destructive/5 animate-slide-up">
+      <Card
+        className="p-6 md:p-12 rounded-2xl md:rounded-[40px] border-destructive/20 shadow-2xl text-center bg-destructive/5 animate-slide-up"
+        role="alert"
+        aria-live="assertive"
+      >
         <div className="w-20 h-20 bg-destructive rounded-full flex items-center justify-center mx-auto mb-6 shadow-lg shadow-destructive/20">
           <svg
             className="w-10 h-10 text-destructive-foreground"
@@ -132,40 +140,43 @@ export default function ContactForm() {
       </Heading>
       <form onSubmit={handleSubmit} className="grid grid-cols-1 md:grid-cols-2 gap-4 md:gap-8">
         <div className="space-y-1 md:space-y-2">
-          <Label htmlFor="name">{t('form.name')}</Label>
+          <Label htmlFor="contact-name">{t('form.name')}</Label>
           <Input
             type="text"
-            id="name"
+            id="contact-name"
             name="name"
             autoComplete="name"
             enterKeyHint="next"
-            onFocus={() => handleFocus('name')}
+            onFocus={() => handleFocus('contact-name')}
+            aria-label={t('form.name')}
             required
           />
         </div>
         <div className="space-y-1 md:space-y-2">
-          <Label htmlFor="email">{t('form.email')}</Label>
+          <Label htmlFor="contact-email">{t('form.email')}</Label>
           <Input
             type="email"
-            id="email"
+            id="contact-email"
             name="email"
             autoComplete="email"
             inputMode="email"
             enterKeyHint="next"
             placeholder={t('form.emailPlaceholder')}
-            onFocus={() => handleFocus('email')}
+            onFocus={() => handleFocus('contact-email')}
+            aria-label={t('form.email')}
             required
           />
         </div>
         <div className="md:col-span-2 space-y-1 md:space-y-2">
-          <Label htmlFor="message">{t('form.message')}</Label>
+          <Label htmlFor="contact-message">{t('form.message')}</Label>
           <Textarea
-            id="message"
+            id="contact-message"
             name="message"
             rows={4}
             enterKeyHint="send"
             placeholder={t('form.messagePlaceholder')}
-            onFocus={() => handleFocus('message')}
+            onFocus={() => handleFocus('contact-message')}
+            aria-label={t('form.message')}
             required
           />
         </div>

components/DatasheetDownload.tsx

@@ -42,6 +42,7 @@ export default function DatasheetDownload({ datasheetPath, className }: Datashee
               fill="none"
               stroke="currentColor"
               viewBox="0 0 24 24"
+              aria-hidden="true"
             >
               <path
                 strokeLinecap="round"
@@ -69,7 +70,13 @@ export default function DatasheetDownload({ datasheetPath, className }: Datashee
 
           {/* Arrow Icon */}
           <div className="flex h-10 w-10 items-center justify-center rounded-full bg-white/5 text-white/20 group-hover:bg-accent group-hover:text-white group-hover:translate-x-1 transition-all duration-500">
-            <svg className="h-6 w-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+            <svg
+              className="h-6 w-6"
+              fill="none"
+              stroke="currentColor"
+              viewBox="0 0 24 24"
+              aria-hidden="true"
+            >
               <path
                 strokeLinecap="round"
                 strokeLinejoin="round"

components/Footer.tsx

@@ -34,7 +34,7 @@ export default function Footer() {
             >
               <Image
                 src="/logo-white.svg"
-                alt={t('products')}
+                alt="KLZ Vertriebs GmbH"
                 width={150}
                 height={40}
                 className="h-10 w-auto transition-transform duration-500 group-hover:scale-110"
@@ -67,9 +67,9 @@ export default function Footer() {
 
           {/* Links Columns */}
           <div className="lg:col-span-2">
-            <h4 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
+            <h3 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
               {t('legal')}
-            </h4>
+            </h3>
             <ul className="space-y-4 text-white/70 list-none m-0 p-0">
               <li>
                 <Link
@@ -120,9 +120,9 @@ export default function Footer() {
           </div>
 
           <div className="lg:col-span-2">
-            <h4 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
+            <h3 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
               {t('company')}
-            </h4>
+            </h3>
             <ul className="space-y-4 text-white/70 list-none m-0 p-0">
               <li>
                 <Link
@@ -189,9 +189,9 @@ export default function Footer() {
 
           {/* Recent Posts Column */}
           <div className="lg:col-span-4">
-            <h4 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
+            <h3 className="text-accent font-bold uppercase tracking-widest text-xs md:text-sm mb-8">
               {t('recentPosts')}
-            </h4>
+            </h3>
             <ul className="space-y-6 list-none m-0 p-0">
               {[
                 {
@@ -230,7 +230,7 @@ export default function Footer() {
                     <p className="text-white/80 font-bold group-hover:text-accent transition-colors leading-snug mb-2 text-base md:text-base">
                       {post.title}
                     </p>
-                    <span className="text-xs text-white/40 uppercase tracking-widest">
+                    <span className="text-xs text-white/70 uppercase tracking-widest">
                       {t('readArticle')} &rarr;
                     </span>
                   </Link>
@@ -240,7 +240,7 @@ export default function Footer() {
           </div>
         </div>
 
-        <div className="pt-12 border-t border-white/10 flex flex-col md:flex-row justify-between items-center gap-8 text-white/40 text-xs md:text-sm font-medium">
+        <div className="pt-12 border-t border-white/10 flex flex-col md:flex-row justify-between items-center gap-8 text-white/70 text-xs md:text-sm font-medium">
           <p>{t('copyright', { year: currentYear })}</p>
           <div className="flex gap-8">
             <Link

components/Header.tsx

@@ -6,7 +6,7 @@ import { motion } from 'framer-motion';
 import { useTranslations } from 'next-intl';
 import { usePathname } from 'next/navigation';
 import { Button } from './ui';
-import { useEffect, useState } from 'react';
+import { useEffect, useState, useRef } from 'react';
 import { cn } from './ui';
 import { useAnalytics } from './analytics/useAnalytics';
 import { AnalyticsEvents } from './analytics/analytics-events';
@@ -17,6 +17,8 @@ export default function Header() {
   const { trackEvent } = useAnalytics();
   const [isScrolled, setIsScrolled] = useState(false);
   const [isMobileMenuOpen, setIsMobileMenuOpen] = useState(false);
+  const mobileMenuRef = useRef<HTMLDivElement>(null);
+  const closeButtonRef = useRef<HTMLButtonElement>(null);
 
   // Extract locale from pathname
   const currentLocale = pathname.split('/')[1] || 'en';
@@ -34,9 +36,52 @@ export default function Header() {
   }, []);
 
   // Prevent scroll when mobile menu is open
+  // Prevent scroll when mobile menu is open and handle focus trap
   useEffect(() => {
     if (isMobileMenuOpen) {
       document.body.style.overflow = 'hidden';
+      // Focus trap logic
+      const focusableElements = mobileMenuRef.current?.querySelectorAll(
+        'button, [href], input, select, textarea, [tabindex]:not([tabindex="-1"])',
+      );
+
+      if (focusableElements && focusableElements.length > 0) {
+        const firstElement = focusableElements[0] as HTMLElement;
+        const lastElement = focusableElements[focusableElements.length - 1] as HTMLElement;
+
+        const handleTabKey = (e: KeyboardEvent) => {
+          if (e.key === 'Tab') {
+            if (e.shiftKey) {
+              if (document.activeElement === firstElement) {
+                e.preventDefault();
+                lastElement.focus();
+              }
+            } else {
+              if (document.activeElement === lastElement) {
+                e.preventDefault();
+                firstElement.focus();
+              }
+            }
+          }
+        };
+
+        const handleEscapeKey = (e: KeyboardEvent) => {
+          if (e.key === 'Escape') {
+            setIsMobileMenuOpen(false);
+          }
+        };
+
+        document.addEventListener('keydown', handleTabKey);
+        document.addEventListener('keydown', handleEscapeKey);
+
+        // Focus the first element when menu opens
+        setTimeout(() => firstElement.focus(), 100);
+
+        return () => {
+          document.removeEventListener('keydown', handleTabKey);
+          document.removeEventListener('keydown', handleEscapeKey);
+        };
+      }
     } else {
       document.body.style.overflow = 'unset';
     }
@@ -227,6 +272,8 @@ export default function Header() {
                 textColorClass,
               )}
               aria-label={t('toggleMenu')}
+              aria-expanded={isMobileMenuOpen}
+              aria-controls="mobile-menu"
               initial={{ scale: 0.8, opacity: 0, rotate: -180 }}
               animate={{ scale: 1, opacity: 1, rotate: 0 }}
               transition={{
@@ -288,8 +335,13 @@ export default function Header() {
               ? 'opacity-100 translate-y-0'
               : 'opacity-0 -translate-y-full pointer-events-none',
           )}
+          id="mobile-menu"
+          role="dialog"
+          aria-modal="true"
+          aria-label={t('menu')}
+          ref={mobileMenuRef}
         >
-          <motion.div
+          <motion.nav
             className="flex-grow flex flex-col justify-center items-center p-8 space-y-8"
             initial="closed"
             animate={isMobileMenuOpen ? 'open' : 'closed'}
@@ -411,7 +463,7 @@ export default function Header() {
                 <Image src="/logo-white.svg" alt={t('home')} width={80} height={80} unoptimized />
               </motion.div>
             </motion.div>
-          </motion.div>
+          </motion.nav>
         </div>
       </motion.header>
     </>

components/Lightbox.tsx

@@ -1,6 +1,6 @@
 'use client';
 
-import React, { useEffect, useState, useCallback } from 'react';
+import React, { useEffect, useState, useCallback, useRef } from 'react';
 import Image from 'next/image';
 import { createPortal } from 'react-dom';
 import { motion, AnimatePresence } from 'framer-motion';
@@ -19,6 +19,8 @@ export default function Lightbox({ isOpen, images, initialIndex, onClose }: Ligh
   const pathname = usePathname();
   const [currentIndex, setCurrentIndex] = useState(initialIndex);
   const [mounted, setMounted] = useState(false);
+  const closeButtonRef = useRef<HTMLButtonElement>(null);
+  const previousFocusRef = useRef<HTMLElement | null>(null);
 
   useEffect(() => {
     setMounted(true); // eslint-disable-line react-hooks/set-state-in-effect
@@ -76,12 +78,50 @@ export default function Lightbox({ isOpen, images, initialIndex, onClose }: Ligh
   }, [isOpen, currentIndex, updateUrl]);
 
   useEffect(() => {
-    if (!isOpen) return;
+    if (!isOpen) {
+      if (previousFocusRef.current) {
+        previousFocusRef.current.focus();
+      }
+      return;
+    }
+
+    // Capture previous focus
+    previousFocusRef.current = document.activeElement as HTMLElement;
+
+    // Focus close button on open
+    setTimeout(() => closeButtonRef.current?.focus(), 100);
 
     const handleKeyDown = (e: KeyboardEvent) => {
       if (e.key === 'Escape') handleClose();
       if (e.key === 'ArrowLeft') prevImage();
       if (e.key === 'ArrowRight') nextImage();
+
+      // Focus Trap
+      if (e.key === 'Tab') {
+        const focusableElements = document.querySelectorAll(
+          'button, [href], input, select, textarea, [tabindex]:not([tabindex="-1"])',
+        );
+        const modalElements = Array.from(focusableElements).filter((el) =>
+          document.querySelector('[role="dialog"]')?.contains(el),
+        );
+
+        if (modalElements.length === 0) return;
+
+        const firstElement = modalElements[0] as HTMLElement;
+        const lastElement = modalElements[modalElements.length - 1] as HTMLElement;
+
+        if (e.shiftKey) {
+          if (document.activeElement === firstElement) {
+            lastElement.focus();
+            e.preventDefault();
+          }
+        } else {
+          if (document.activeElement === lastElement) {
+            firstElement.focus();
+            e.preventDefault();
+          }
+        }
+      }
     };
 
     // Lock scroll
@@ -101,7 +141,11 @@ export default function Lightbox({ isOpen, images, initialIndex, onClose }: Ligh
   return createPortal(
     <AnimatePresence>
       {isOpen && (
-        <div className="fixed inset-0 z-[99999] flex items-center justify-center">
+        <div
+          className="fixed inset-0 z-[99999] flex items-center justify-center"
+          role="dialog"
+          aria-modal="true"
+        >
           <motion.div
             initial={{ opacity: 0 }}
             animate={{ opacity: 1 }}
@@ -116,6 +160,7 @@ export default function Lightbox({ isOpen, images, initialIndex, onClose }: Ligh
             animate={{ opacity: 1, scale: 1 }}
             exit={{ opacity: 0, scale: 0.5 }}
             transition={{ delay: 0.1, duration: 0.4 }}
+            ref={closeButtonRef}
             onClick={handleClose}
             className="absolute top-6 right-6 text-white/60 hover:text-white transition-all duration-500 z-[10000] rounded-full w-14 h-14 flex items-center justify-center hover:bg-white/5 group border border-white/10"
             aria-label="Close lightbox"

components/ProductSidebar.tsx

@@ -14,25 +14,30 @@ interface ProductSidebarProps {
   className?: string;
 }
 
-export default function ProductSidebar({ productName, productImage, datasheetPath, className }: ProductSidebarProps) {
+export default function ProductSidebar({
+  productName,
+  productImage,
+  datasheetPath,
+  className,
+}: ProductSidebarProps) {
   const t = useTranslations('Products');
 
   return (
-    <div className={cn("flex flex-col gap-4 animate-slight-fade-in-from-bottom", className)}>
+    <aside className={cn('flex flex-col gap-4 animate-slight-fade-in-from-bottom', className)}>
       {/* Request Quote Form Card */}
       <div className="bg-white rounded-3xl border border-neutral-medium shadow-sm transition-all duration-500 hover:shadow-2xl hover:-translate-y-1 overflow-hidden group/card">
         <div className="bg-primary p-6 text-white relative overflow-hidden">
           {/* Background Accent - Saturated Blue Glow */}
           <div className="absolute top-0 right-0 w-40 h-40 bg-saturated/30 rounded-full -translate-y-1/2 translate-x-1/2 blur-[80px] pointer-events-none" />
-          
+
           {/* Product Thumbnail with Reflection */}
           {productImage && (
             <div className="relative w-full aspect-[16/10] mb-6 rounded-2xl overflow-hidden bg-white/5 backdrop-blur-md p-4 border border-white/10 z-10 group">
               <div className="relative w-full h-full transition-transform duration-1000 ease-out group-hover:scale-105">
-                <Image 
+                <Image
-                  src={productImage} 
+                  src={productImage}
-                  alt={productName} 
+                  alt={productName}
-                  fill 
+                  fill
                   className="object-contain p-2 drop-shadow-[0_20px_30px_rgba(0,0,0,0.4)]"
                 />
                 {/* Subtle Reflection Overlay */}
@@ -46,9 +51,9 @@ export default function ProductSidebar({ productName, productImage, datasheetPat
               <h3 className="text-lg md:text-xl font-heading font-black m-0 tracking-tighter uppercase leading-none">
                 {t('requestQuote')}
               </h3>
-              <Scribble 
+              <Scribble
-                variant="underline" 
+                variant="underline"
-                className="w-full h-3 -bottom-3 left-0 text-accent/80" 
+                className="w-full h-3 -bottom-3 left-0 text-accent/80"
                 color="var(--color-accent)"
               />
             </div>
@@ -57,16 +62,14 @@ export default function ProductSidebar({ productName, productImage, datasheetPat
             </p>
           </div>
         </div>
-        
+
         <div className="p-6 bg-neutral-light/50">
           <RequestQuoteForm productName={productName} />
         </div>
       </div>
 
       {/* Datasheet Download */}
-      {datasheetPath && (
+      {datasheetPath && <DatasheetDownload datasheetPath={datasheetPath} className="mt-0" />}
-        <DatasheetDownload datasheetPath={datasheetPath} className="mt-0" />
+    </aside>
-      )}
-    </div>
   );
 }

components/ProductTechnicalData.tsx

@@ -31,9 +31,9 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
   const { technicalItems = [], voltageTables = [] } = data;
 
   const toggleTable = (idx: number) => {
-    setExpandedTables(prev => ({
+    setExpandedTables((prev) => ({
       ...prev,
-      [idx]: !prev[idx]
+      [idx]: !prev[idx],
     }));
   };
 
@@ -48,9 +48,16 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
           <dl className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-x-12 gap-y-8">
             {technicalItems.map((item, idx) => (
               <div key={idx} className="flex flex-col group">
-                <dt className="text-sm font-bold uppercase tracking-widest text-primary/40 mb-2 group-hover:text-accent transition-colors">{item.label}</dt>
+                <dt className="text-sm font-bold uppercase tracking-widest text-primary/40 mb-2 group-hover:text-accent transition-colors">
+                  {item.label}
+                </dt>
                 <dd className="text-lg font-semibold text-text-primary">
-                  {item.value} {item.unit && <span className="text-sm font-normal text-text-secondary ml-1">{item.unit}</span>}
+                  {item.value}{' '}
+                  {item.unit && (
+                    <span className="text-sm font-normal text-text-secondary ml-1">
+                      {item.unit}
+                    </span>
+                  )}
                 </dd>
               </div>
             ))}
@@ -61,29 +68,38 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
       {voltageTables.map((table, idx) => {
         const isExpanded = expandedTables[idx];
         const hasManyRows = table.rows.length > 10;
-        
+
         return (
-          <div key={idx} className="bg-white p-8 md:p-12 rounded-[32px] shadow-sm border border-neutral-dark/5 overflow-hidden">
+          <div
+            key={idx}
+            className="bg-white p-8 md:p-12 rounded-[32px] shadow-sm border border-neutral-dark/5 overflow-hidden"
+          >
             <h3 className="text-2xl font-bold text-primary mb-8 flex items-center gap-3">
               <div className="w-2 h-8 bg-accent rounded-full" />
-              {table.voltageLabel !== 'Voltage unknown' && table.voltageLabel !== 'Spannung unbekannt' 
+              {table.voltageLabel !== 'Voltage unknown' &&
-                ? table.voltageLabel 
+              table.voltageLabel !== 'Spannung unbekannt'
+                ? table.voltageLabel
                 : 'Technical Specifications'}
             </h3>
-            
+
             {table.metaItems.length > 0 && (
               <dl className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 lg:grid-cols-4 gap-8 mb-12 bg-neutral-light/50 p-8 rounded-2xl border border-neutral-dark/5">
                 {table.metaItems.map((item, mIdx) => (
                   <div key={mIdx}>
-                    <dt className="text-[10px] font-black uppercase tracking-[0.2em] text-primary/40 mb-1">{item.label}</dt>
+                    <dt className="text-[10px] font-black uppercase tracking-[0.2em] text-primary/40 mb-1">
-                    <dd className="font-bold text-primary">{item.value} {item.unit}</dd>
+                      {item.label}
+                    </dt>
+                    <dd className="font-bold text-primary">
+                      {item.value} {item.unit}
+                    </dd>
                   </div>
                 ))}
               </dl>
             )}
 
             <div className="relative">
-              <div 
+              <div
+                id={`voltage-table-${idx}`}
                 className={`overflow-x-auto -mx-8 md:-mx-12 px-8 md:px-12 transition-all duration-500 ease-in-out ${
                   !isExpanded && hasManyRows ? 'max-h-[400px] overflow-y-hidden' : 'max-h-[none]'
                 }`}
@@ -91,11 +107,18 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
                 <table className="min-w-full border-separate border-spacing-0">
                   <thead>
                     <tr>
-                      <th scope="col" className="px-3 py-3 text-left text-[10px] font-black text-primary/40 uppercase tracking-[0.2em] sticky left-0 bg-white z-10 border-b border-neutral-dark/10">
+                      <th
+                        scope="col"
+                        className="px-3 py-3 text-left text-[10px] font-black text-primary/40 uppercase tracking-[0.2em] sticky left-0 bg-white z-10 border-b border-neutral-dark/10"
+                      >
                         Config.
                       </th>
                       {table.columns.map((col, cIdx) => (
-                        <th key={cIdx} scope="col" className="px-3 py-3 text-left text-[10px] font-black text-primary/40 uppercase tracking-[0.2em] whitespace-nowrap border-b border-neutral-dark/10">
+                        <th
+                          key={cIdx}
+                          scope="col"
+                          className="px-3 py-3 text-left text-[10px] font-black text-primary/40 uppercase tracking-[0.2em] whitespace-nowrap border-b border-neutral-dark/10"
+                        >
                           {col.label}
                         </th>
                       ))}
@@ -108,7 +131,10 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
                           {row.configuration}
                         </td>
                         {row.cells.map((cell, cellIdx) => (
-                          <td key={cellIdx} className="px-3 py-2 text-xs text-text-secondary whitespace-nowrap">
+                          <td
+                            key={cellIdx}
+                            className="px-3 py-2 text-xs text-text-secondary whitespace-nowrap"
+                          >
                             {cell}
                           </td>
                         ))}
@@ -127,6 +153,8 @@ export default function ProductTechnicalData({ data }: ProductTechnicalDataProps
               <div className="mt-8 flex justify-center">
                 <button
                   onClick={() => toggleTable(idx)}
+                  aria-expanded={isExpanded}
+                  aria-controls={`voltage-table-${idx}`}
                   className="px-8 py-3 rounded-full bg-primary text-white text-sm font-bold uppercase tracking-widest hover:bg-accent hover:text-primary transition-all duration-300 shadow-lg hover:shadow-accent/20"
                 >
                   {isExpanded ? t('showLess') : t('showMore')}

components/RelatedProducts.tsx

@@ -106,6 +106,7 @@ export default async function RelatedProducts({
                     fill="none"
                     stroke="currentColor"
                     viewBox="0 0 24 24"
+                    aria-hidden="true"
                   >
                     <path
                       strokeLinecap="round"

components/RequestQuoteForm.tsx

@@ -80,7 +80,11 @@ export default function RequestQuoteForm({ productName }: RequestQuoteFormProps)
 
   if (status === 'success') {
     return (
-      <div className="bg-accent/5 border border-accent/20 text-primary-dark p-4 rounded-xl text-center animate-fade-in !mt-0 w-full">
+      <div
+        className="bg-accent/5 border border-accent/20 text-primary-dark p-4 rounded-xl text-center animate-fade-in !mt-0 w-full"
+        role="alert"
+        aria-live="polite"
+      >
         <div className="flex justify-center mb-3">
           <div className="w-10 h-10 bg-accent rounded-full flex items-center justify-center shadow-lg shadow-accent/20">
             <svg
@@ -118,7 +122,11 @@ export default function RequestQuoteForm({ productName }: RequestQuoteFormProps)
 
   if (status === 'error') {
     return (
-      <div className="bg-destructive/5 border border-destructive/20 text-destructive p-4 rounded-xl text-center animate-fade-in !mt-0 w-full">
+      <div
+        className="bg-destructive/5 border border-destructive/20 text-destructive p-4 rounded-xl text-center animate-fade-in !mt-0 w-full"
+        role="alert"
+        aria-live="assertive"
+      >
         <div className="flex justify-center mb-3">
           <div className="w-10 h-10 bg-destructive rounded-full flex items-center justify-center shadow-lg shadow-destructive/20">
             <svg
@@ -158,25 +166,27 @@ export default function RequestQuoteForm({ productName }: RequestQuoteFormProps)
         <div className="space-y-1 !mt-0">
           <Input
             type="email"
-            id="email"
+            id="quote-email"
             required
             value={email}
             onChange={(e) => setEmail(e.target.value)}
-            onFocus={() => handleFocus('email')}
+            onFocus={() => handleFocus('quote-email')}
             placeholder={t('email')}
+            aria-label={t('email')}
             className="h-9 text-xs !mt-0"
           />
         </div>
 
         <div className="space-y-1 !mt-0">
           <Textarea
-            id="request"
+            id="quote-request"
             required
             rows={3}
             value={request}
             onChange={(e) => setRequest(e.target.value)}
-            onFocus={() => handleFocus('request')}
+            onFocus={() => handleFocus('quote-request')}
             placeholder={t('message')}
+            aria-label={t('message')}
             className="text-xs !mt-0"
           />
         </div>

components/Scribble.tsx

@@ -18,31 +18,31 @@ export default function Scribble({ variant, className, color = '#82ed20' }: Scri
       opacity: 1,
       transition: {
         duration: 1.8,
-        ease: "easeInOut",
+        ease: 'easeInOut',
-      }
+      },
-    }
+    },
   };
 
   if (variant === 'circle') {
     return (
-      <svg 
+      <svg
-        className={cn("absolute pointer-events-none", className)} 
+        className={cn('absolute pointer-events-none', className)}
-        role="presentation" 
+        aria-hidden="true"
-        viewBox="0 0 800 350" 
+        viewBox="0 0 800 350"
         preserveAspectRatio="none"
       >
-        <motion.path 
+        <motion.path
           variants={pathVariants}
           initial="hidden"
           whileInView="visible"
           viewport={{ once: true }}
-          transform="matrix(0.9791300296783447,0,0,0.9791300296783447,400,179)" 
+          transform="matrix(0.9791300296783447,0,0,0.9791300296783447,400,179)"
-          strokeLinejoin="miter" 
+          strokeLinejoin="miter"
-          fillOpacity="0" 
+          fillOpacity="0"
-          strokeMiterlimit="4" 
+          strokeMiterlimit="4"
-          stroke={color} 
+          stroke={color}
-          strokeOpacity="1" 
+          strokeOpacity="1"
-          strokeWidth="20" 
+          strokeWidth="20"
           d=" M253,-161 C253,-161 -284.78900146484375,-201.4600067138672 -376,-21 C-469,163 67.62300109863281,174.2100067138672 256,121 C564,34 250.82899475097656,-141.6929931640625 19.10700035095215,-116.93599700927734"
         />
       </svg>
@@ -51,20 +51,20 @@ export default function Scribble({ variant, className, color = '#82ed20' }: Scri
 
   if (variant === 'underline') {
     return (
-      <svg 
+      <svg
-        className={cn("absolute pointer-events-none", className)} 
+        className={cn('absolute pointer-events-none', className)}
-        role="presentation" 
+        aria-hidden="true"
-        viewBox="-400 -55 730 60" 
+        viewBox="-400 -55 730 60"
         preserveAspectRatio="none"
       >
-        <motion.path 
+        <motion.path
           variants={pathVariants}
           initial="hidden"
           whileInView="visible"
           viewport={{ once: true }}
-          d="m -383.25 -6 c 55.25 -22 130.75 -33.5 293.25 -38 c 54.5 -0.5 195 -2.5 401 15" 
+          d="m -383.25 -6 c 55.25 -22 130.75 -33.5 293.25 -38 c 54.5 -0.5 195 -2.5 401 15"
-          stroke={color} 
+          stroke={color}
-          strokeWidth="20" 
+          strokeWidth="20"
           fill="none"
         />
       </svg>

components/SkipLink.tsx

@@ -0,0 +1,16 @@
+'use client';
+
+import { useTranslations } from 'next-intl';
+
+export default function SkipLink() {
+  const t = useTranslations('Navigation');
+
+  return (
+    <a
+      href="#main-content"
+      className="sr-only focus:not-sr-only focus:fixed focus:top-4 focus:left-4 focus:z-[100] focus:px-6 focus:py-3 focus:bg-white focus:text-primary-dark focus:font-bold focus:rounded-lg focus:shadow-xl focus:outline-none focus:ring-2 focus:ring-accent transition-all"
+    >
+      {t('skipToContent')}
+    </a>
+  );
+}

components/analytics/AnalyticsShell.tsx

@@ -0,0 +1,20 @@
+'use client';
+
+import dynamic from 'next/dynamic';
+import { Suspense } from 'react';
+
+const DynamicAnalyticsProvider = dynamic(() => import('./AnalyticsProvider'), {
+  ssr: false,
+});
+const DynamicScrollDepthTracker = dynamic(() => import('./ScrollDepthTracker'), {
+  ssr: false,
+});
+
+export default function AnalyticsShell() {
+  return (
+    <Suspense fallback={null}>
+      <DynamicAnalyticsProvider />
+      <DynamicScrollDepthTracker />
+    </Suspense>
+  );
+}

components/blog/PowerCTA.tsx

@@ -14,57 +14,84 @@ export default function PowerCTA({ locale }: PowerCTAProps) {
       <div className="absolute inset-0 opacity-10 pointer-events-none">
         <div className="absolute top-0 left-0 w-full h-full bg-[radial-gradient(#3b82f6_1px,transparent_1px)] [background-size:40px_40px]" />
       </div>
-      
+
       {/* Decorative accent */}
       <div className="absolute top-0 right-0 w-64 h-64 bg-primary/20 rounded-full blur-3xl -mr-32 -mt-32 transition-transform group-hover:scale-110 duration-1000" />
-      
+
       <div className="relative z-10">
         <div className="inline-block px-4 py-1 bg-accent/20 text-accent text-xs font-bold uppercase tracking-[0.2em] rounded-full mb-8">
           {isDe ? 'Lösungen' : 'Solutions'}
         </div>
-        
+
         <h3 className="text-2xl md:text-4xl font-bold text-white mb-8 leading-tight">
-          {isDe ? 'Bereit für die' : 'Ready for the'} 
+          {isDe ? 'Bereit für die' : 'Ready for the'}
           <span className="text-accent block">{isDe ? 'Energiewende?' : 'Energy Transition?'}</span>
         </h3>
-        
+
         <p className="text-xl text-white/70 mb-10 leading-relaxed max-w-2xl">
-          {isDe 
+          {isDe
             ? 'Von der Planung von Wind- und Solarparks bis zur Lieferung hochwertiger Energiekabel erwecken wir Ihre Projekte zum Leben.'
-            : 'From wind and solar park planning to delivering high-quality energy cables, we bring your projects to life.'
+            : 'From wind and solar park planning to delivering high-quality energy cables, we bring your projects to life.'}
-          }
         </p>
-        
+
         <div className="grid grid-cols-1 md:grid-cols-2 gap-6 mb-12">
           {[
             isDe ? 'Strategischer Hub für schnelle Lieferung' : 'Strategic hub for fast delivery',
             isDe ? 'Nachhaltige Kabelinfrastruktur' : 'Sustainable cable infrastructure',
-            isDe ? 'Expertenberatung für Großprojekte' : 'Expert consulting for large-scale projects',
+            isDe
-            isDe ? 'Zertifizierte Qualität nach EU-Standards' : 'Certified quality according to EU standards'
+              ? 'Expertenberatung für Großprojekte'
+              : 'Expert consulting for large-scale projects',
+            isDe
+              ? 'Zertifizierte Qualität nach EU-Standards'
+              : 'Certified quality according to EU standards',
           ].map((item, i) => (
             <div key={i} className="flex items-center gap-4 text-white/80">
               <div className="w-6 h-6 rounded-full bg-accent/20 flex items-center justify-center flex-shrink-0">
-                <svg className="w-3 h-3 text-accent" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <svg
-                  <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
+                  className="w-3 h-3 text-accent"
+                  fill="none"
+                  stroke="currentColor"
+                  viewBox="0 0 24 24"
+                  aria-hidden="true"
+                >
+                  <path
+                    strokeLinecap="round"
+                    strokeLinejoin="round"
+                    strokeWidth={3}
+                    d="M5 13l4 4L19 7"
+                  />
                 </svg>
               </div>
               <span className="text-sm font-medium">{item}</span>
             </div>
           ))}
         </div>
-        
+
         <div className="flex flex-col sm:flex-row gap-6 items-start sm:items-center pt-8 border-t border-white/10">
           <Link
             href={`/${locale}/contact`}
             className="inline-flex items-center gap-3 px-8 py-4 bg-primary text-white font-bold rounded-full hover:bg-primary/90 transition-all shadow-xl hover:shadow-primary/20 transform hover:-translate-y-1 group/btn"
           >
             {isDe ? 'Projekt anfragen' : 'Inquire Project'}
-            <svg className="w-5 h-5 transition-transform group-hover/btn:translate-x-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+            <svg
-              <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M17 8l4 4m0 0l-4 4m4-4H3" />
+              className="w-5 h-5 transition-transform group-hover/btn:translate-x-1"
+              fill="none"
+              stroke="currentColor"
+              viewBox="0 0 24 24"
+              aria-hidden="true"
+            >
+              <path
+                strokeLinecap="round"
+                strokeLinejoin="round"
+                strokeWidth={2}
+                d="M17 8l4 4m0 0l-4 4m4-4H3"
+              />
             </svg>
           </Link>
           <p className="text-white/50 text-sm font-medium">
-            {isDe ? 'Kostenlose Erstberatung für Ihr Vorhaben.' : 'Free initial consultation for your project.'}
+            {isDe
+              ? 'Kostenlose Erstberatung für Ihr Vorhaben.'
+              : 'Free initial consultation for your project.'}
           </p>
         </div>
       </div>

components/home/Experience.tsx

@@ -32,24 +32,24 @@ export default function Experience() {
             <p className="pl-9">{t('p2')}</p>
           </div>
 
-          <div className="mt-16 grid grid-cols-1 md:grid-cols-2 gap-12">
+          <dl className="mt-16 grid grid-cols-1 md:grid-cols-2 gap-12">
             <div className="animate-fade-in">
-              <div className="text-2xl md:text-3xl font-extrabold text-accent mb-4">
+              <dt className="text-2xl md:text-3xl font-extrabold text-accent mb-4">
                 {t('certifiedQuality')}
-              </div>
+              </dt>
-              <div className="text-base md:text-lg font-bold uppercase tracking-widest text-white/60">
+              <dd className="text-base md:text-lg font-bold uppercase tracking-widest text-white/60">
                 {t('vdeApproved')}
-              </div>
+              </dd>
             </div>
             <div className="animate-fade-in" style={{ animationDelay: '100ms' }}>
-              <div className="text-2xl md:text-3xl font-extrabold text-accent mb-4">
+              <dt className="text-2xl md:text-3xl font-extrabold text-accent mb-4">
                 {t('fullSpectrum')}
-              </div>
+              </dt>
-              <div className="text-base md:text-lg font-bold uppercase tracking-widest text-white/60">
+              <dd className="text-base md:text-lg font-bold uppercase tracking-widest text-white/60">
                 {t('solutionsRange')}
-              </div>
+              </dd>
             </div>
-          </div>
+          </dl>
         </div>
       </Container>
     </Section>

components/home/GallerySection.tsx

@@ -33,6 +33,8 @@ export default function GallerySection() {
           {images.map((src, idx) => (
             <button
               key={idx}
+              type="button"
+              aria-label={`${t('alt')} ${idx + 1}`}
               onClick={() => {
                 const params = new URLSearchParams(searchParams.toString());
                 params.set('photo', idx.toString());
@@ -47,6 +49,7 @@ export default function GallerySection() {
                 fill
                 className="object-cover transition-transform duration-1000 group-hover:scale-110"
                 sizes="(max-width: 768px) 100vw, (max-width: 1200px) 50vw, 33vw"
+                loading="lazy"
               />
               <div className="absolute inset-0 bg-primary-dark/20 group-hover:bg-transparent transition-all duration-500" />
               <div className="absolute inset-0 border-0 group-hover:border-[16px] border-white/10 transition-all duration-500 pointer-events-none" />

components/home/Hero.tsx

@@ -130,19 +130,19 @@ const containerVariants = {
   visible: {
     opacity: 1,
     transition: {
-      staggerChildren: 0.12,
+      staggerChildren: 0.1,
-      delayChildren: 0.4,
+      delayChildren: 0.1,
     },
   },
 } as const;
 
 const headingVariants = {
-  hidden: { opacity: 0, y: 60, scale: 0.85 },
+  hidden: { opacity: 1, y: 30, scale: 0.95 },
   visible: {
     opacity: 1,
     y: 0,
     scale: 1,
-    transition: { duration: 1.2, ease: [0.25, 0.46, 0.45, 0.94] },
+    transition: { duration: 0.8, ease: [0.25, 0.46, 0.45, 0.94] },
   },
 } as const;
 

components/home/HeroIllustration.tsx

@@ -137,6 +137,7 @@ export default function HeroIllustration() {
         preserveAspectRatio="xMidYMid meet"
         fill="none"
         xmlns="http://www.w3.org/2000/svg"
+        aria-hidden="true"
       >
         <defs>
           <linearGradient id="energy-pulse" x1="0%" y1="0%" x2="100%" y2="0%">

components/home/ProductCategories.tsx

@@ -43,6 +43,7 @@ export default function ProductCategories() {
 
   return (
     <Section className="bg-neutral-light py-0 md:py-0 lg:py-0 -mt-px">
+      <h2 className="sr-only">{t('title')}</h2>
       <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4">
         {categories.map((category, idx) => (
           <Link

components/home/RecentPosts.tsx

@@ -32,60 +32,69 @@ export default async function RecentPosts({ locale }: RecentPostsProps) {
           </Link>
         </div>
 
-        <div className="grid grid-cols-1 md:grid-cols-3 gap-8 md:gap-10">
+        <ul className="grid grid-cols-1 md:grid-cols-3 gap-8 md:gap-10 list-none p-0 m-0">
           {recentPosts.map((post) => (
-            <Link key={post.slug} href={`/${locale}/blog/${post.slug}`} className="group block">
+            <li key={post.slug}>
-              <Card className="h-full flex flex-col border-none shadow-lg hover:shadow-2xl transition-all duration-500 rounded-3xl">
+              <Link href={`/${locale}/blog/${post.slug}`} className="group block h-full">
-                {post.frontmatter.featuredImage && (
+                <Card
-                  <div className="relative h-64 overflow-hidden">
+                  tag="article"
-                    <Image
+                  className="h-full flex flex-col border-none shadow-lg hover:shadow-2xl transition-all duration-500 rounded-3xl"
-                      src={post.frontmatter.featuredImage}
+                >
-                      alt={post.frontmatter.title}
+                  {post.frontmatter.featuredImage && (
-                      fill
+                    <div className="relative h-64 overflow-hidden">
-                      className="w-full h-full object-cover transition-transform duration-700 group-hover:scale-110"
+                      <Image
-                      sizes="(max-width: 768px) 100vw, 33vw"
+                        src={post.frontmatter.featuredImage}
-                    />
+                        alt={post.frontmatter.title}
-                    <div className="absolute inset-0 image-overlay-gradient opacity-0 group-hover:opacity-100 transition-opacity duration-500" />
+                        fill
-                    {post.frontmatter.category && (
+                        className="w-full h-full object-cover transition-transform duration-700 group-hover:scale-110"
-                      <Badge variant="accent" className="absolute top-4 left-4 shadow-md">
+                        sizes="(max-width: 768px) 100vw, 33vw"
-                        {post.frontmatter.category}
+                        loading="lazy"
-                      </Badge>
-                    )}
-                  </div>
-                )}
-                <div className="p-6 md:p-8 flex flex-col flex-grow">
-                  <div className="text-xs md:text-sm font-medium text-text-light mb-3 md:mb-4 flex items-center gap-2">
-                    <span className="w-6 md:w-8 h-px bg-neutral-medium" />
-                    {new Date(post.frontmatter.date).toLocaleDateString(locale, {
-                      year: 'numeric',
-                      month: 'long',
-                      day: 'numeric',
-                    })}
-                  </div>
-                  <h3 className="text-lg md:text-xl font-bold text-primary group-hover:text-accent-dark transition-colors line-clamp-2 mb-4 md:mb-6 leading-tight">
-                    {post.frontmatter.title}
-                  </h3>
-                  <div className="mt-auto flex items-center text-primary font-bold group-hover:underline decoration-2 underline-offset-4">
-                    {t('readMore')}
-                    <svg
-                      className="ml-2 w-5 h-5 transition-transform group-hover:translate-x-2"
-                      fill="none"
-                      stroke="currentColor"
-                      viewBox="0 0 24 24"
-                    >
-                      <path
-                        strokeLinecap="round"
-                        strokeLinejoin="round"
-                        strokeWidth={2}
-                        d="M17 8l4 4m0 0l-4 4m4-4H3"
                       />
-                    </svg>
+                      <div className="absolute inset-0 image-overlay-gradient opacity-0 group-hover:opacity-100 transition-opacity duration-500" />
+                      {post.frontmatter.category && (
+                        <Badge variant="accent" className="absolute top-4 left-4 shadow-md">
+                          {post.frontmatter.category}
+                        </Badge>
+                      )}
+                    </div>
+                  )}
+                  <div className="p-6 md:p-8 flex flex-col flex-grow">
+                    <div className="text-xs md:text-sm font-medium text-text-light mb-3 md:mb-4 flex items-center gap-2">
+                      <span className="w-6 md:w-8 h-px bg-neutral-medium" />
+                      <time dateTime={post.frontmatter.date}>
+                        {new Date(post.frontmatter.date).toLocaleDateString(locale, {
+                          year: 'numeric',
+                          month: 'long',
+                          day: 'numeric',
+                        })}
+                      </time>
+                    </div>
+                    <h3 className="text-lg md:text-xl font-bold text-primary group-hover:text-accent-dark transition-colors line-clamp-2 mb-4 md:mb-6 leading-tight">
+                      {post.frontmatter.title}
+                    </h3>
+                    <div className="mt-auto flex items-center text-primary font-bold group-hover:underline decoration-2 underline-offset-4">
+                      {t('readMore')}
+                      <svg
+                        className="ml-2 w-5 h-5 transition-transform group-hover:translate-x-2"
+                        fill="none"
+                        stroke="currentColor"
+                        viewBox="0 0 24 24"
+                        aria-hidden="true"
+                      >
+                        <path
+                          strokeLinecap="round"
+                          strokeLinejoin="round"
+                          strokeWidth={2}
+                          d="M17 8l4 4m0 0l-4 4m4-4H3"
+                        />
+                      </svg>
+                    </div>
                   </div>
-                </div>
+                </Card>
-              </Card>
+              </Link>
-            </Link>
+            </li>
           ))}
-        </div>
+        </ul>
       </Container>
     </Section>
   );

components/home/WhyChooseUs.tsx

@@ -17,32 +17,54 @@ export default function WhyChooseUs() {
               <p className="text-base md:text-lg text-text-secondary leading-relaxed">
                 {t('subtitle')}
               </p>
-              
+
-              <div className="mt-12 space-y-6">
+              <ul className="mt-12 space-y-6 list-none p-0">
                 {[0, 1, 2, 3].map((i) => (
-                  <div key={i} className="flex items-center gap-4">
+                  <li key={i} className="flex items-center gap-4">
                     <div className="flex-shrink-0 w-6 h-6 rounded-full bg-accent flex items-center justify-center">
-                      <svg className="w-4 h-4 text-primary-dark" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                      <svg
-                        <path strokeLinecap="round" strokeLinejoin="round" strokeWidth={3} d="M5 13l4 4L19 7" />
+                        className="w-4 h-4 text-primary-dark"
+                        fill="none"
+                        stroke="currentColor"
+                        viewBox="0 0 24 24"
+                        aria-hidden="true"
+                      >
+                        <path
+                          strokeLinecap="round"
+                          strokeLinejoin="round"
+                          strokeWidth={3}
+                          d="M5 13l4 4L19 7"
+                        />
                       </svg>
                     </div>
-                    <span className="font-bold text-primary-dark text-base md:text-base">{t(`features.${i}`)}</span>
+                    <span className="font-bold text-primary-dark text-base md:text-base">
-                  </div>
+                      {t(`features.${i}`)}
+                    </span>
+                  </li>
                 ))}
-              </div>
+              </ul>
             </div>
           </div>
-          <div className="lg:col-span-8 grid grid-cols-1 md:grid-cols-2 gap-8 order-2 lg:order-1">
+          <ul className="lg:col-span-8 grid grid-cols-1 md:grid-cols-2 gap-8 order-2 lg:order-1 list-none p-0 m-0">
             {[0, 1, 2, 3].map((idx) => (
-              <div key={idx} className="p-10 bg-white rounded-3xl border border-neutral-medium hover:border-accent transition-all duration-500 hover:shadow-xl group">
+              <li
+                key={idx}
+                className="p-10 bg-white rounded-3xl border border-neutral-medium hover:border-accent transition-all duration-500 hover:shadow-xl group"
+              >
                 <div className="w-14 h-14 bg-saturated/10 rounded-2xl flex items-center justify-center mb-8 group-hover:bg-accent transition-colors duration-500">
-                  <span className="text-white font-bold text-lg group-hover:text-primary-dark">0{idx + 1}</span>
+                  <span className="text-white font-bold text-lg group-hover:text-primary-dark">
+                    0{idx + 1}
+                  </span>
                 </div>
-                <h3 className="text-xl font-bold mb-4 text-primary-dark">{t(`items.${idx}.title`)}</h3>
+                <h3 className="text-xl font-bold mb-4 text-primary-dark">
-                <p className="text-text-secondary text-base md:text-base leading-relaxed">{t(`items.${idx}.description`)}</p>
+                  {t(`items.${idx}.title`)}
-              </div>
+                </h3>
+                <p className="text-text-secondary text-base md:text-base leading-relaxed">
+                  {t(`items.${idx}.description`)}
+                </p>
+              </li>
             ))}
-          </div>
+          </ul>
         </div>
       </Container>
     </Section>

components/ui/Card.tsx

@@ -1,10 +1,14 @@
 import React from 'react';
 import { cn } from './utils';
 
-export function Card({ className, children, ...props }: React.HTMLAttributes<HTMLDivElement>) {
+interface CardProps extends React.HTMLAttributes<HTMLElement> {
+  tag?: 'div' | 'article' | 'section' | 'aside' | 'header' | 'footer' | 'nav' | 'main';
+}
+
+export function Card({ className, children, tag: Tag = 'div', ...props }: CardProps) {
   return (
-    <div className={cn('premium-card overflow-hidden', className)} {...props}>
+    <Tag className={cn('premium-card overflow-hidden', className)} {...props}>
       {children}
-    </div>
+    </Tag>
   );
 }

config/lighthouserc.json

@@ -0,0 +1,52 @@
+{
+  "ci": {
+    "collect": {
+      "numberOfRuns": 1,
+      "settings": {
+        "preset": "desktop",
+        "onlyCategories": ["performance", "accessibility", "best-practices", "seo"],
+        "chromeFlags": "--no-sandbox --disable-setuid-sandbox"
+      }
+    },
+    "assert": {
+      "assertions": {
+        "categories:performance": [
+          "error",
+          {
+            "minScore": 0.8
+          }
+        ],
+        "categories:accessibility": [
+          "error",
+          {
+            "minScore": 0.9
+          }
+        ],
+        "categories:best-practices": [
+          "error",
+          {
+            "minScore": 0.9
+          }
+        ],
+        "categories:seo": [
+          "error",
+          {
+            "minScore": 0.9
+          }
+        ],
+        "first-contentful-paint": [
+          "warn",
+          {
+            "maxNumericValue": 2000
+          }
+        ],
+        "interactive": [
+          "warn",
+          {
+            "maxNumericValue": 3500
+          }
+        ]
+      }
+    }
+  }
+}

data/blog/de/100-erneuerbare-energie-nur-mit-der-richtigen-kabelinfrastruktur.mdx

@@ -4,6 +4,7 @@ date: '2025-03-31T12:00:34'
 featuredImage: /uploads/2025/02/image_fx_-6.webp
 locale: de
 category: Kabel Technologie
+excerpt: Die Energiewende braucht leistungsfähige Netze. Erfahren Sie, warum Investitionen in die Kabelinfrastruktur der Schlüssel zu 100 % erneuerbarer Energie sind.
 ---
 # 100 % erneuerbare Energie? Nur mit der richtigen Kabelinfrastruktur!
 Die Vision ist klar: Ein Europa, das seinen Strom zu 100 % aus erneuerbaren Energien gewinnt. Doch während Solar- und Windparks boomen, hinkt der Ausbau der Stromnetze hinterher. Die Ursache? Eine Infrastruktur, die für fossile Kraftwerke gebaut wurde und mit den neuen Anforderungen nicht Schritt hält.

directus/schema/snapshot.yaml

@@ -224,4 +224,6 @@ systemFields:
     schema:
       is_indexed: true
 
+relations: []
+
 

docker-compose.yml

@@ -15,6 +15,8 @@ services:
           - klz.localhost
     env_file:
       - ${ENV_FILE:-.env}
+    environment:
+      IMGPROXY_URL: ${IMGPROXY_URL:-http://klz-imgproxy:8080}
     labels:
       - "traefik.enable=true"
       # HTTP ⇒ HTTPS redirect
@@ -30,7 +32,7 @@ services:
       - "traefik.http.routers.${PROJECT_NAME:-klz}.middlewares=${AUTH_MIDDLEWARE:-klz-ratelimit,klz-forward,klz-compress}"
 
       # Public Router (Whitelist for OG Images, Sitemaps, Health)
-      - "traefik.http.routers.${PROJECT_NAME:-klz}-public.rule=(${TRAEFIK_HOST_RULE:-Host(`${TRAEFIK_HOST:-klz-cables.com}`)}) && (PathPrefix(`/health`) || PathPrefix(`/sitemap.xml`) || PathPrefix(`/robots.txt`) || PathPrefix(`/manifest.webmanifest`) || PathRegexp(`^/([a-z]{2}/)?api/og`) || PathRegexp(`^/([a-z]{2}/)?opengraph-image$`) || PathRegexp(`^/([a-z]{2}/)?blog/opengraph-image$`) || PathRegexp(`^/sitemap(-[0-9]+)?\\.xml$`))"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-public.rule=(${TRAEFIK_HOST_RULE:-Host(`${TRAEFIK_HOST:-klz-cables.com}`)}) && (PathPrefix(`/health`) || PathPrefix(`/sitemap.xml`) || PathPrefix(`/robots.txt`) || PathPrefix(`/manifest.webmanifest`) || PathPrefix(`/_img`) || PathPrefix(`/api/og`) || PathPrefix(`/de/api/og`) || PathPrefix(`/en/api/og`) || PathPrefix(`/logo-white.svg`) || PathPrefix(`/icon-white.svg`) || PathPrefix(`/opengraph-image`) || PathPrefix(`/de/opengraph-image`) || PathPrefix(`/en/opengraph-image`) || PathPrefix(`/blog/opengraph-image`) || PathPrefix(`/de/blog/opengraph-image`) || PathPrefix(`/en/blog/opengraph-image`) || PathRegexp(`^/sitemap(-[0-9]+)?\\.xml$`) || PathRegexp(`.*\\.(svg|png|jpg|jpeg|gif|webp|ico|webm|mp4|map)$`))"
       - "traefik.http.routers.${PROJECT_NAME:-klz}-public.entrypoints=${TRAEFIK_ENTRYPOINT:-web}"
       - "traefik.http.routers.${PROJECT_NAME:-klz}-public.tls.certresolver=${TRAEFIK_CERT_RESOLVER:-}"
       - "traefik.http.routers.${PROJECT_NAME:-klz}-public.tls=${TRAEFIK_TLS:-false}"
@@ -117,6 +119,7 @@ services:
       PUBLIC_URL: ${DIRECTUS_URL:-https://cms.klz-cables.com}
       HOST: '0.0.0.0'
     networks:
+      - default
       - infra
     volumes:
       - ./directus/uploads:/directus/uploads
@@ -149,7 +152,40 @@ services:
     volumes:
       - directus-db-data:/var/lib/postgresql/data
     networks:
+      - default
+
+  klz-imgproxy:
+    image: darthsim/imgproxy:latest
+    restart: unless-stopped
+    networks:
+      - default
       - infra
+    extra_hosts:
+      - "klz.localhost:host-gateway"
+      - "cms.klz.localhost:host-gateway"
+      - "host.docker.internal:host-gateway"
+    environment:
+      IMGPROXY_URL_MAPPING: "${IMGPROXY_URL_MAPPING:-http://klz.localhost/:http://klz-app:3000/,http://cms.klz.localhost/:http://klz-cms:8055/}"
+      IMGPROXY_USE_ETAG: "true"
+      IMGPROXY_MAX_SRC_RESOLUTION: 20
+      IMGPROXY_IGNORE_SSL_ERRORS: "true"
+      IMGPROXY_DEBUG: "true"
+    labels:
+      - "traefik.enable=true"
+      # HTTP router (local dev)
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy.rule=Host(`img.${TRAEFIK_HOST:-klz.localhost}`)"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy.entrypoints=web"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy.service=${PROJECT_NAME:-klz}-imgproxy-svc"
+      # HTTPS router (staging/prod)
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy-secure.rule=Host(`img.${TRAEFIK_HOST:-klz.localhost}`)"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy-secure.entrypoints=${TRAEFIK_ENTRYPOINT:-web}"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy-secure.tls=${TRAEFIK_TLS:-false}"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy-secure.tls.certresolver=${TRAEFIK_CERT_RESOLVER:-}"
+      - "traefik.http.routers.${PROJECT_NAME:-klz}-imgproxy-secure.service=${PROJECT_NAME:-klz}-imgproxy-svc"
+      - "traefik.http.services.${PROJECT_NAME:-klz}-imgproxy-svc.loadbalancer.server.port=8080"
+      - "traefik.docker.network=infra"
+      - "caddy=http://img.${TRAEFIK_HOST:-klz.localhost}"
+      - "caddy.reverse_proxy={{upstreams 8080}}"
 
 networks:
   default:
@@ -159,3 +195,5 @@ networks:
 
 volumes:
   directus-db-data:
+    external: true
+    name: klz-cablescom_directus-db-data

lib/config.ts

@@ -36,7 +36,7 @@ function createConfig() {
     analytics: {
       umami: {
         websiteId: env.UMAMI_WEBSITE_ID,
-        apiEndpoint: env.UMAMI_API_ENDPOINT,
+        apiEndpoint: env.UMAMI_API_ENDPOINT || 'https://analytics.infra.mintel.me',
         enabled: Boolean(env.UMAMI_WEBSITE_ID),
       },
     },

lib/imgproxy-loader.ts

@@ -0,0 +1,33 @@
+import { getImgproxyUrl } from './imgproxy';
+
+/**
+ * Next.js Image Loader for imgproxy
+ *
+ * @param {Object} props - properties from Next.js Image component
+ * @param {string} props.src - The source image URL
+ * @param {number} props.width - The desired image width
+ * @param {number} props.quality - The desired image quality (ignored for now as imgproxy handles it)
+ */
+export default function imgproxyLoader({
+  src,
+  width,
+  _quality,
+}: {
+  src: string;
+  width: number;
+  _quality?: number;
+}) {
+  // Skip imgproxy for SVGs as they are vectors and don't benefit from resizing,
+  // and often cause 404s if the source is not correctly resolvable by imgproxy.
+  if (src.toLowerCase().endsWith('.svg')) {
+    return src;
+  }
+
+  // We use the width provided by Next.js for responsive images
+  // Height is set to 0 to maintain aspect ratio
+  return getImgproxyUrl(src, {
+    width,
+    resizing_type: 'fit',
+    gravity: 'fv', // Use face-aware focusing (face detection)
+  });
+}

lib/imgproxy.ts

@@ -0,0 +1,64 @@
+/**
+ * Generates an imgproxy URL for a given source image and options.
+ *
+ * Documentation: https://docs.imgproxy.net/usage/processing
+ */
+
+interface ImgproxyOptions {
+  width?: number;
+  height?: number;
+  resizing_type?: 'fit' | 'fill' | 'fill-down' | 'force' | 'auto';
+  gravity?: string;
+  enlarge?: boolean;
+  extension?: string;
+}
+
+export function getImgproxyUrl(src: string, options: ImgproxyOptions = {}): string {
+  // Use local proxy path which is rewritten in next.config.mjs
+  const baseUrl = '/_img';
+
+  // Handle local paths or relative URLs
+  let absoluteSrc = src;
+  if (src.startsWith('/')) {
+    const baseUrlForSrc =
+      process.env.NEXT_PUBLIC_BASE_URL ||
+      (typeof window !== 'undefined' ? window.location.origin : 'https://klz-cables.com');
+    if (baseUrlForSrc) {
+      absoluteSrc = `${baseUrlForSrc.replace(/\/$/, '')}${src}`;
+    }
+  }
+
+  // Development mapping: Map local domains to internal Docker hostnames
+  // so imgproxy can fetch images without SSL issues or external routing
+  if (process.env.NODE_ENV === 'development') {
+    if (absoluteSrc.includes('klz.localhost')) {
+      absoluteSrc = absoluteSrc.replace(/^https?:\/\/klz\.localhost/, 'http://klz-app:3000');
+    } else if (absoluteSrc.includes('cms.klz.localhost')) {
+      absoluteSrc = absoluteSrc.replace(/^https?:\/\/cms\.klz\.localhost/, 'http://klz-cms:8055');
+    }
+    // Also handle direct container names if needed
+  }
+
+  const {
+    width = 0,
+    height = 0,
+    resizing_type = 'fit',
+    gravity = 'sm', // Default to smart gravity
+    enlarge = false,
+    extension = '',
+  } = options;
+
+  // Processing options
+  // Format: /rs:<type>:<width>:<height>:<enlarge>/g:<gravity>
+  const processingOptions = [
+    `rs:${resizing_type}:${width}:${height}:${enlarge ? 1 : 0}`,
+    `g:${gravity}`,
+  ].join('/');
+
+  // Using /unsafe/ with plain/ source URL format
+  // plain/ format works reliably with imgproxy URL mapping
+  // Format: <base_url>/unsafe/<options>/plain/<source_url>[@<extension>]
+  const suffix = extension ? `@${extension}` : '';
+
+  return `${baseUrl}/unsafe/${processingOptions}/plain/${encodeURIComponent(absoluteSrc)}${suffix}`;
+}

lib/services/analytics/umami-analytics-service.ts

@@ -91,7 +91,7 @@ export class UmamiAnalyticsService implements AnalyticsService {
 
       // Add a timeout to prevent hanging requests
       const controller = new AbortController();
-      const timeoutId = setTimeout(() => controller.abort(), 10000); // 10s timeout
+      const timeoutId = setTimeout(() => controller.abort(), 2000); // 2s timeout
 
       const headers: Record<string, string> = {
         'Content-Type': 'application/json',

lib/services/notifications/gotify-notification-service.ts

@@ -17,6 +17,9 @@ export class GotifyNotificationService implements NotificationService {
       const url = new URL('message', this.config.url);
       url.searchParams.set('token', this.config.token);
 
+      const controller = new AbortController();
+      const timeoutId = setTimeout(() => controller.abort(), 5000);
+
       const response = await fetch(url.toString(), {
         method: 'POST',
         headers: {
@@ -27,8 +30,11 @@ export class GotifyNotificationService implements NotificationService {
           message,
           priority,
         }),
+        signal: controller.signal,
       });
 
+      clearTimeout(timeoutId);
+
       if (!response.ok) {
         const errorText = await response.text();
         console.error('Gotify notification failed:', {

lighthouserc.js

@@ -1,19 +0,0 @@
-module.exports = {
-  ci: {
-    collect: {
-      numberOfRuns: 1,
-      settings: {
-        preset: 'desktop',
-        onlyCategories: ['performance', 'accessibility', 'best-practices', 'seo'],
-      },
-    },
-    assert: {
-      assertions: {
-        'categories:performance': ['warn', { minScore: 0.9 }],
-        'categories:accessibility': ['warn', { minScore: 0.9 }],
-        'categories:best-practices': ['warn', { minScore: 0.9 }],
-        'categories:seo': ['warn', { minScore: 0.9 }],
-      },
-    },
-  },
-};

messages/de.json

@@ -58,12 +58,14 @@
     }
   },
   "Navigation": {
-    "home": "Start",
+    "menu": "Menü",
+    "home": "KLZ Cables Startseite",
     "team": "Team",
     "products": "Produkte",
     "blog": "Blog",
     "contact": "Kontakt",
-    "toggleMenu": "Menü umschalten"
+    "toggleMenu": "Menü umschalten",
+    "skipToContent": "Zum Inhalt springen"
   },
   "Footer": {
     "legal": "Rechtliches",
@@ -120,7 +122,7 @@
       "quote": "Manchmal braucht es nur einen klaren Kopf und das richtige Kabel, um die Welt ein Stück besser zu machen.",
       "description": "Klaus ist der Fels in der Brandung – selbst wenn das Kabelchaos überhandnimmt. Mit jahrzehntelanger Erfahrung und einem stabilen Netzwerk sorgt er dafür, dass alles glatt läuft. Er denkt nicht nur in Lösungen, sondern bringt auch Humor und den nötigen Weitblick mit, um selbst komplexe Themen locker auf den Punkt zu bringen.",
       "linkedin": "Klaus' LinkedIn",
-      "role": "Gründer & Visionär"
+      "role": "Geschäftsführer"
     },
     "manifesto": {
       "title": "Unser Manifest",
@@ -394,4 +396,4 @@
       "cta": "Zurück zur Sicherheit"
     }
   }
-}
+}

messages/en.json

@@ -58,12 +58,14 @@
     }
   },
   "Navigation": {
-    "home": "Home",
+    "menu": "Menu",
+    "home": "KLZ Cables Home",
     "team": "Team",
     "products": "Products",
     "blog": "Blog",
     "contact": "Contact",
-    "toggleMenu": "Toggle Menu"
+    "toggleMenu": "Toggle Menu",
+    "skipToContent": "Skip to content"
   },
   "Footer": {
     "legal": "Legal",
@@ -120,7 +122,7 @@
       "quote": "Sometimes all it takes is a clear head and a good cable to make the world a little better.",
       "description": "Klaus is the man with the experience, bringing perspective and calm to the table—even when cable chaos threatens to take over. With impressive industry knowledge and a network as solid as our cables, he ensures everything runs smoothly. Klaus isn’t just a problem solver; he’s a strategic thinker who knows how to get to the point with a touch of humor.",
       "linkedin": "Check Klaus' LinkedIn",
-      "role": "Founder & Visionary"
+      "role": "Managing Director"
     },
     "manifesto": {
       "title": "Our manifesto",
@@ -394,4 +396,4 @@
       "cta": "Back to Safety"
     }
   }
-}
+}

middleware.ts

@@ -1,5 +1,5 @@
 import createMiddleware from 'next-intl/middleware';
-import { NextRequest } from 'next/server';
+import { NextRequest, NextResponse } from 'next/server';
 
 // Create the internationalization middleware
 const intlMiddleware = createMiddleware({
@@ -20,9 +20,11 @@ export default function middleware(request: NextRequest) {
     pathname.startsWith('/errors') ||
     pathname.startsWith('/health') ||
     pathname.includes('/api/og') ||
-    pathname.includes('opengraph-image')
+    pathname.includes('opengraph-image') ||
+    pathname.endsWith('sitemap.xml') ||
+    pathname.endsWith('manifest.webmanifest')
   ) {
-    return;
+    return NextResponse.next();
   }
 
   // Build header object for logging
@@ -93,6 +95,8 @@ export default function middleware(request: NextRequest) {
 
 export const config = {
   matcher: [
-    '/((?!api|_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp|pdf|txt|vcf)$).*)',
+    '/((?!api|_next/static|_next/image|_img|favicon.ico|manifest.webmanifest|.*\\.(?:svg|png|jpg|jpeg|gif|webp|pdf|txt|vcf|xml|webm|mp4|map)$).*)',
+    '/(de|en)/:path*',
+    '/(de|en)/:path*',
   ],
 };

next-env.d.ts

@@ -1,6 +1,6 @@
 /// <reference types="next" />
 /// <reference types="next/image-types/global" />
-import "./.next/dev/types/routes.d.ts";
+import "./.next/types/routes.d.ts";
 
 // NOTE: This file should not be edited
 // see https://nextjs.org/docs/app/api-reference/config/typescript for more information.

next.config.mjs

@@ -317,16 +317,10 @@ const nextConfig = {
     ];
   },
   images: {
-    remotePatterns: [
+    loader: 'custom',
-      {
+    loaderFile: './lib/imgproxy-loader.ts',
-        protocol: 'https',
-        hostname: 'klz-cables.com',
-        port: '',
-        pathname: '/wp-content/uploads/**',
-      },
-    ],
     dangerouslyAllowSVG: true,
-    contentDispositionType: 'attachment',
+    contentDispositionType: "attachment",
     contentSecurityPolicy: "default-src 'self'; script-src 'none'; sandbox;",
   },
   async rewrites() {
@@ -341,11 +335,20 @@ const nextConfig = {
 
     const directusUrl = process.env.INTERNAL_DIRECTUS_URL || process.env.DIRECTUS_URL || 'https://cms.klz-cables.com';
 
+    let imgproxyUrl = process.env.IMGPROXY_URL || 'https://img.infra.mintel.me';
+    if (!imgproxyUrl.startsWith('http')) {
+      imgproxyUrl = `https://${imgproxyUrl}`;
+    }
+
     return [
       {
         source: '/cms/:path*',
         destination: `${directusUrl}/:path*`,
       },
+      {
+        source: '/_img/:path*',
+        destination: `${imgproxyUrl}/:path*`,
+      },
     ];
   },
 };

package.json

@@ -12,6 +12,7 @@
     "@react-email/components": "^1.0.7",
     "@react-pdf/renderer": "^4.3.2",
     "@sentry/nextjs": "^10.38.0",
+    "@types/recharts": "^2.0.1",
     "axios": "^1.13.5",
     "clsx": "^2.1.1",
     "framer-motion": "^12.34.0",
@@ -32,6 +33,7 @@
     "react-dom": "^19.2.4",
     "react-email": "^5.2.5",
     "react-leaflet": "^4.2.1",
+    "recharts": "^3.7.0",
     "require-in-the-middle": "^8.0.1",
     "resend": "^3.5.0",
     "schema-dts": "^1.1.5",
@@ -63,15 +65,19 @@
     "@vitejs/plugin-react": "^5.1.4",
     "@vitest/ui": "^4.0.16",
     "autoprefixer": "^10.4.23",
+    "cheerio": "^1.2.0",
     "eslint": "^9.18.0",
     "happy-dom": "^20.6.1",
     "husky": "^9.1.7",
     "lint-staged": "^16.2.7",
     "lucide-react": "^0.563.0",
+    "pa11y-ci": "^4.0.1",
     "postcss": "^8.5.6",
     "prettier": "^3.8.1",
+    "puppeteer": "^24.37.3",
     "remotion": "^4.0.421",
     "sass": "^1.97.1",
+    "start-server-and-test": "^2.1.3",
     "tailwindcss": "^4.1.18",
     "tsx": "^4.21.0",
     "typescript": "^5.7.2",
@@ -89,6 +95,8 @@
     "test:og": "vitest run tests/og-image.test.ts",
     "check:og": "tsx scripts/check-og-images.ts",
     "check:mdx": "node scripts/validate-mdx.mjs",
+    "check:a11y": "start-server-and-test start http://localhost:3000 'pa11y-ci'",
+    "check:wcag": "tsx ./scripts/wcag-sitemap.ts",
     "cms:branding:local": "DIRECTUS_URL=${DIRECTUS_URL:-http://cms.klz.localhost} npx tsx --env-file=.env scripts/setup-directus-branding.ts",
     "cms:branding:testing": "DIRECTUS_URL=https://cms.testing.klz-cables.com npx tsx --env-file=.env scripts/setup-directus-branding.ts",
     "cms:branding:staging": "DIRECTUS_URL=https://cms.staging.klz-cables.com npx tsx --env-file=.env scripts/setup-directus-branding.ts",
@@ -108,6 +116,7 @@
     "cms:push:testing:DANGER": "./scripts/sync-directus.sh push testing",
     "cms:push:prod:DANGER": "./scripts/sync-directus.sh push production",
     "pagespeed:test": "tsx ./scripts/pagespeed-sitemap.ts",
+    "pagespeed:audit": "./scripts/audit-local.sh",
     "pagespeed:urls": "tsx -e \"import sitemap from './app/sitemap'; sitemap().then(urls => console.log(urls.map(u => u.url).join('\\n')))\"",
     "remotion:render": "remotion render WebsiteVideo remotion/index.ts out.mp4",
     "remotion:preview": "remotion preview remotion/index.ts",

scripts/audit-local.sh

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+# audit-local.sh
+# Runs a high-fidelity Lighthouse audit locally using the Docker production stack.
+
+set -e
+
+echo "🚀 Starting High-Fidelity Local Audit..."
+
+# 1. Environment and Infrastructure
+export DOCKER_HOST="unix:///Users/marcmintel/.docker/run/docker.sock"
+export IMGPROXY_URL="http://img.klz.localhost"
+export NEXT_URL="http://klz.localhost"
+
+docker network create infra 2>/dev/null || true
+docker volume create klz-cablescom_directus-db-data 2>/dev/null || true
+
+# 2. Start infra services (DB, CMS, Gatekeeper)
+echo "📦 Starting infrastructure services..."
+# Using --remove-orphans to ensure a clean state
+docker-compose up -d --remove-orphans klz-db klz-cms klz-gatekeeper
+
+# 3. Build and Start klz-app and klz-imgproxy in Production Mode
+echo "🏗️  Building and starting klz-app (Production)..."
+# We bypass the dev override by explicitly using the base compose file
+NEXT_PUBLIC_BASE_URL=$NEXT_URL \
+docker-compose -f docker-compose.yml up -d --build klz-app klz-imgproxy
+
+# 4. Wait for application to be ready
+echo "⏳ Waiting for application to be healthy..."
+MAX_RETRIES=30
+RETRY_COUNT=0
+
+until $(curl -s -f -o /dev/null "$NEXT_URL/health"); do
+    if [ $RETRY_COUNT -eq $MAX_RETRIES ]; then
+      echo "❌ Error: App did not become healthy in time."
+      exit 1
+    fi
+    echo "   ...waiting for $NEXT_URL/health"
+    sleep 2
+    RETRY_COUNT=$((RETRY_COUNT+1))
+done
+
+echo "✅ App is healthy at $NEXT_URL"
+
+# 5. Run Lighthouse Audit
+echo "⚡ Executing Lighthouse CI..."
+NEXT_PUBLIC_BASE_URL=$NEXT_URL PAGESPEED_LIMIT=5 pnpm run pagespeed:test "$NEXT_URL"
+
+echo "✨ Audit completed! Summary above."
+echo "💡 You can stop the production app with: docker-compose stop klz-app"

scripts/pagespeed-sitemap.ts

@@ -86,7 +86,7 @@ async function main() {
 
     // Using a more robust way to execute and capture output
     // We remove 'npx lhci upload' to keep everything local and avoid Google-hosted reports
-    const lhciCommand = `npx lhci collect ${urlArgs} ${chromePathArg} --collect.settings.chromeFlags='--no-sandbox --disable-setuid-sandbox' --collect.settings.extraHeaders='${extraHeaders}' && npx lhci assert`;
+    const lhciCommand = `npx lhci collect ${urlArgs} ${chromePathArg} --config=config/lighthouserc.json --collect.settings.extraHeaders='${extraHeaders}' && npx lhci assert --config=config/lighthouserc.json`;
 
     console.log(`💻 Executing LHCI...`);
 

scripts/wcag-sitemap.ts

@@ -0,0 +1,163 @@
+import axios from 'axios';
+import * as cheerio from 'cheerio';
+import { execSync } from 'child_process';
+import * as fs from 'fs';
+import * as path from 'path';
+
+/**
+ * WCAG Audit Script
+ *
+ * 1. Fetches sitemap.xml from the target URL
+ * 2. Extracts all URLs
+ * 3. Runs pa11y-ci on those URLs
+ */
+
+const targetUrl =
+  process.argv[2] || process.env.NEXT_PUBLIC_BASE_URL || 'https://testing.klz-cables.com';
+const limit = process.env.PAGESPEED_LIMIT ? parseInt(process.env.PAGESPEED_LIMIT) : 20;
+const gatekeeperPassword = process.env.GATEKEEPER_PASSWORD || 'klz2026';
+
+async function main() {
+  console.log(`\n🚀 Starting WCAG Audit for: ${targetUrl}`);
+  console.log(`📊 Limit: ${limit} pages\n`);
+
+  try {
+    // 1. Fetch Sitemap
+    const sitemapUrl = `${targetUrl.replace(/\/$/, '')}/sitemap.xml`;
+    console.log(`📥 Fetching sitemap from ${sitemapUrl}...`);
+
+    const response = await axios.get(sitemapUrl, {
+      headers: {
+        Cookie: `klz_gatekeeper_session=${gatekeeperPassword}`,
+      },
+      validateStatus: (status) => status < 400,
+    });
+
+    const $ = cheerio.load(response.data, { xmlMode: true });
+    let urls = $('url loc')
+      .map((i, el) => $(el).text())
+      .get();
+
+    // Cleanup, filter and normalize domains to targetUrl
+    const urlPattern = /https?:\/\/[^\/]+/;
+    urls = [...new Set(urls)]
+      .filter((u) => u.startsWith('http'))
+      .map((u) => u.replace(urlPattern, targetUrl.replace(/\/$/, '')))
+      .sort();
+
+    console.log(`✅ Found ${urls.length} URLs in sitemap.`);
+
+    if (urls.length === 0) {
+      console.error('❌ No URLs found in sitemap. Is the site up?');
+      process.exit(1);
+    }
+
+    if (urls.length > limit) {
+      console.log(
+        `⚠️  Too many pages (${urls.length}). Limiting to ${limit} representative pages.`,
+      );
+      const home = urls.filter((u) => u.endsWith('/de') || u.endsWith('/en') || u === targetUrl);
+      const others = urls.filter((u) => !home.includes(u));
+      urls = [...home, ...others.slice(0, limit - home.length)];
+    }
+
+    console.log(`🧪 Pages to be tested:`);
+    urls.forEach((u) => console.log(`   - ${u}`));
+
+    // 2. Prepare pa11y-ci config
+    const baseConfigPath = path.join(process.cwd(), '.pa11yci.json');
+    let baseConfig: any = { defaults: {} };
+    if (fs.existsSync(baseConfigPath)) {
+      baseConfig = JSON.parse(fs.readFileSync(baseConfigPath, 'utf8'));
+    }
+
+    // Extract domain for cookie
+    const urlObj = new URL(targetUrl);
+    const domain = urlObj.hostname;
+
+    // Update config with discovered URLs and gatekeeper cookie
+    const tempConfig = {
+      ...baseConfig,
+      defaults: {
+        ...baseConfig.defaults,
+        actions: [
+          `set cookie klz_gatekeeper_session=${gatekeeperPassword} domain=${domain} path=/`,
+          ...(baseConfig.defaults?.actions || []),
+        ],
+        timeout: 60000, // Increase timeout for slower pages
+      },
+      urls: urls,
+    };
+
+    const tempConfigPath = path.join(process.cwd(), '.pa11yci.temp.json');
+    const reportPath = path.join(process.cwd(), '.pa11yci-report.json');
+    fs.writeFileSync(tempConfigPath, JSON.stringify(tempConfig, null, 2));
+
+    // 3. Execute pa11y-ci
+    console.log(`\n💻 Executing pa11y-ci...`);
+    const pa11yCommand = `npx pa11y-ci --config .pa11yci.temp.json --reporter json > .pa11yci-report.json`;
+
+    try {
+      execSync(pa11yCommand, {
+        encoding: 'utf8',
+        stdio: 'inherit',
+      });
+    } catch (err: any) {
+      // pa11y-ci exits with non-zero if issues are found, which is expected
+    }
+
+    // 4. Summarize Results
+    if (fs.existsSync(reportPath)) {
+      const reportData = JSON.parse(fs.readFileSync(reportPath, 'utf8'));
+      console.log(`\n📊 WCAG Audit Summary:\n`);
+
+      const summaryTable = Object.keys(reportData.results).map((url) => {
+        const results = reportData.results[url];
+        const errors = results.filter((r: any) => r.type === 'error').length;
+        const warnings = results.filter((r: any) => r.type === 'warning').length;
+        const notices = results.filter((r: any) => r.type === 'notice').length;
+
+        // Clean URL for display
+        const displayUrl = url.replace(targetUrl, '') || '/';
+
+        return {
+          URL: displayUrl.length > 50 ? displayUrl.substring(0, 47) + '...' : displayUrl,
+          Errors: errors,
+          Warnings: warnings,
+          Notices: notices,
+          Status: errors === 0 ? '✅' : '❌',
+        };
+      });
+
+      console.table(summaryTable);
+
+      const totalErrors = summaryTable.reduce((acc, curr) => acc + curr.Errors, 0);
+      const totalPages = summaryTable.length;
+      const cleanPages = summaryTable.filter((p) => p.Errors === 0).length;
+
+      console.log(`\n📈 Result: ${cleanPages}/${totalPages} pages are error-free.`);
+      if (totalErrors > 0) {
+        console.log(`   Total Errors discovered: ${totalErrors}`);
+      }
+    }
+
+    console.log(`\n✨ WCAG Audit completed!`);
+  } catch (error: any) {
+    console.error(`\n❌ Error during WCAG Audit:`);
+    if (axios.isAxiosError(error)) {
+      console.error(`Status: ${error.response?.status}`);
+      console.error(`URL: ${error.config?.url}`);
+    } else {
+      console.error(error.message);
+    }
+    process.exit(1);
+  } finally {
+    // Clean up temp files
+    ['.pa11yci.temp.json', '.pa11yci-report.json'].forEach((f) => {
+      const p = path.join(process.cwd(), f);
+      if (fs.existsSync(p)) fs.unlinkSync(p);
+    });
+  }
+}
+
+main();