Add separator line between content and footer, improve spacing

html/index.html

@@ -12,7 +12,12 @@
     <header>
         <nav class="container">
             <a href="#" class="logo">Ground Zero Lab</a>
-            <ul class="nav-links">
+            <div class="hamburger" onclick="toggleHamburger()">
+                <span></span>
+                <span></span>
+                <span></span>
+            </div>
+            <ul class="nav-links" id="navLinks">
                 <li><a href="#about">Über Uns</a></li>
                 <li><a href="#projects">Projekte</a></li>
                 <li><a href="#tech">Technologie</a></li>
@@ -134,6 +139,9 @@
         </div>
     </section>
 
+    <!-- Separator Line zwischen Content und Footer -->
+    <div class="separator-line"></div>
+
     <footer>
         <div class="container">
             <p>Ground Zero Lab - KI für kritische Wahrheit</p>
@@ -147,5 +155,28 @@
             <p>&copy; 2026 Ground Zero Lab</p>
         </div>
     </footer>
+
+    <script>
+        function toggleHamburger() {
+            const navLinks = document.getElementById('navLinks');
+            navLinks.classList.toggle('mobile-open');
+            
+            const hamburger = document.querySelector('.hamburger');
+            hamburger.classList.toggle('active');
+        }
+
+        // Close mobile menu when clicking on a link
+        document.addEventListener('DOMContentLoaded', function() {
+            const navLinks = document.getElementById('navLinks');
+            const links = navLinks.querySelectorAll('a');
+            
+            links.forEach(link => {
+                link.addEventListener('click', function() {
+                    navLinks.classList.remove('mobile-open');
+                    document.querySelector('.hamburger').classList.remove('active');
+                });
+            });
+        });
+    </script>
 </body>
 </html>

html/style.css

@@ -1,15 +1,22 @@
-/* Reset & Base Styles */
+/* ==========================================
+   1. RESET & BASIS STILE
+   ========================================== */
 * {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }
 
+html {
+    scroll-behavior: smooth;
+}
+
 body {
     font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
     line-height: 1.6;
     color: #333;
     background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+    overflow-x: hidden;
 }
 
 .container {
@@ -18,7 +25,9 @@ body {
     padding: 0 20px;
 }
 
-/* Header & Navigation */
+/* ==========================================
+   2. HEADER & NAVIGATION
+   ========================================== */
 header {
     background: rgba(255, 255, 255, 0.95);
     backdrop-filter: blur(10px);
@@ -52,6 +61,7 @@ nav {
 .nav-links a {
     color: #333;
     text-decoration: none;
+    font-weight: 500;
     transition: color 0.3s;
 }
 
@@ -59,7 +69,27 @@ nav {
     color: #667eea;
 }
 
-/* Hero Section */
+/* Hamburger Icon (Standard versteckt) */
+.hamburger {
+    display: none;
+    flex-direction: column;
+    cursor: pointer;
+    gap: 5px;
+    z-index: 1100;
+}
+
+.hamburger span {
+    display: block;
+    width: 25px;
+    height: 3px;
+    background-color: #667eea;
+    border-radius: 3px;
+    transition: all 0.3s ease;
+}
+
+/* ==========================================
+   3. HERO SECTION
+   ========================================== */
 .hero {
     min-height: 100vh;
     display: flex;
@@ -81,6 +111,7 @@ nav {
     -webkit-background-clip: text;
     -webkit-text-fill-color: transparent;
     background-clip: text;
+    line-height: 1.2;
 }
 
 .hero p {
@@ -89,7 +120,9 @@ nav {
     opacity: 0.9;
 }
 
-/* Buttons */
+/* ==========================================
+   4. BUTTONS & CTAs
+   ========================================== */
 .cta-button {
     display: inline-block;
     background: #667eea;
@@ -130,7 +163,9 @@ nav {
     transform: translateY(-2px);
 }
 
-/* Sections General */
+/* ==========================================
+   5. SECTIONS & CONTENT CARDS
+   ========================================== */
 section {
     padding: 5rem 0;
     background: white;
@@ -155,7 +190,6 @@ h2 {
     line-height: 1.8;
 }
 
-/* Project & Tech Cards */
 .projects, .tech-features {
     display: grid;
     grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
@@ -188,32 +222,22 @@ h2 {
     line-height: 1.6;
 }
 
-/* Community & FAQ Styles */
-.demo-section, .community {
-    text-align: center;
-}
-
-.faq-item {
-    background: white;
-    border-radius: 10px;
-    padding: 1.5rem;
-    margin-bottom: 1rem;
-    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
-}
-
-/* Footer */
+/* ==========================================
+   6. FOOTER
+   ========================================== */
 footer {
     background: #333;
     color: white;
     text-align: center;
-    padding: 2rem 0;
+    padding: 3rem 0;
+    position: relative;
 }
 
 .footer-links {
     display: flex;
     justify-content: center;
     gap: 2rem;
-    margin-bottom: 1rem;
+    margin-bottom: 1.5rem;
     flex-wrap: wrap;
 }
 
@@ -223,25 +247,114 @@ footer {
     transition: opacity 0.3s;
 }
 
-/* Responsiveness */
+.footer-links a:hover {
+    opacity: 0.7;
+}
+
+/* Separator Line zwischen Content und Footer */
+footer::before {
+    content: '';
+    position: absolute;
+    top: -2px;
+    left: 50%;
+    transform: translateX(-50%);
+    width: 100px;
+    height: 2px;
+    background: linear-gradient(90deg, transparent, #667eea, transparent);
+    border-radius: 1px;
+}
+
+/* ==========================================
+   7. MOBILE RESPONSIVENESS (BREAKPOINTS)
+   ========================================== */
+
 @media (max-width: 768px) {
-    .hero h1 {
-        font-size: 2.5rem;
-    }
-
-    .hero p {
-        font-size: 1.2rem;
-    }
-
-    nav {
-        flex-direction: column;
-        gap: 1rem;
+    /* Zeige Hamburger-Icon */
+    .hamburger {
+        display: flex;
     }
 
+    /* Verwandle Nav-Links in Dropdown */
     .nav-links {
+        position: absolute;
+        top: 100%;
+        left: 0;
+        width: 100%;
+        background: rgba(255, 255, 255, 0.98);
         flex-direction: column;
+        gap: 0;
+        max-height: 0;
+        overflow: hidden;
+        transition: max-height 0.4s ease-in-out;
+        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
+        backdrop-filter: blur(10px);
+    }
+
+    /* Wenn Menü offen ist */
+    .nav-links.mobile-open {
+        max-height: 500px;
+    }
+
+    .nav-links li {
+        width: 100%;
         text-align: center;
+        border-bottom: 1px solid #eee;
+    }
+
+    .nav-links a {
+        padding: 1.2rem;
+        display: block;
+    }
+
+    /* Hamburger Animation zum X */
+    .hamburger.active span:nth-child(1) {
+        transform: translateY(8px) rotate(45deg);
+    }
+    .hamburger.active span:nth-child(2) {
+        opacity: 0;
+    }
+    .hamburger.active span:nth-child(3) {
+        transform: translateY(-8px) rotate(-45deg);
+    }
+
+    /* Hero Text für Mobile */
+    .hero h1 {
+        font-size: 2.2rem;
+    }
+    .hero p {
+        font-size: 1.1rem;
     }
 }
 
+/* Tablet Portrait */
+@media (min-width: 769px) and (max-width: 1024px) {
+    section {
+        padding: 4rem 0;
+    }
     
+    footer {
+        padding: 2.5rem 0;
+    }
+    
+    .demo-buttons {
+        gap: 0.8rem;
+    }
+}
+
+/* Desktop */
+@media (min-width: 1025px) {
+    section {
+        padding: 5rem 0;
+    }
+    
+    footer {
+        padding: 3rem 0;
+    }
+}
+
+/* Extra Large Desktop */
+@media (min-width: 1400px) {
+    .container {
+        max-width: 1400px;
+    }
+}