diff --git a/index.html b/index.html
index 2da7a34..bcc481e 100644
--- a/index.html
+++ b/index.html
@@ -1,109 +1,602 @@
 <!DOCTYPE html>
 <html lang="de">
 <head>
-    <meta charset="UTF-8">
-    <title>Mein Portfolio</title>
-    <style>
-        body {
-            font-family: Arial, sans-serif;
-            margin: 0;
-            background-color: #f4f4f4;
-        }
+  <meta charset="UTF-8" />
+  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+  <title>Portfolio</title>
+  <link rel="preconnect" href="https://fonts.googleapis.com" />
+  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
+  <link href="https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=DM+Sans:wght@300;400;500&display=swap" rel="stylesheet" />
+  <style>
+    :root {
+      --bg:      #fafaf8;
+      --surface: #f3f3f0;
+      --border:  #e5e5e0;
+      --text:    #1a1a18;
+      --muted:   #999990;
+      --serif:   'Instrument Serif', Georgia, serif;
+      --sans:    'DM Sans', system-ui, sans-serif;
+      --nav-w:   230px;
+    }
+    @media (prefers-color-scheme: dark) {
+      :root { --bg:#141412; --surface:#1c1c19; --border:#2a2a26; --text:#f0f0ec; --muted:#686860; }
+    }
+    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
+    html { scroll-behavior: smooth; }
+    body {
+      background: var(--bg); color: var(--text);
+      font-family: var(--sans); font-size: 15px;
+      font-weight: 300; line-height: 1.7;
+      -webkit-font-smoothing: antialiased;
+    }
 
-        header {
-            background-color: #222;
-            color: white;
-            text-align: center;
-            padding: 40px 20px;
-        }
+    /* ── SIDEBAR ─────────────────────────────────────── */
+    .sidebar {
+      position: fixed; top: 0; left: 0;
+      width: var(--nav-w); height: 100vh;
+      border-right: 1px solid var(--border);
+      display: flex; flex-direction: column;
+      z-index: 100; background: var(--bg);
+    }
+    .sidebar-top {
+      padding: 36px 32px 28px;
+      border-bottom: 1px solid var(--border);
+    }
+    .sidebar-name {
+      font-family: var(--serif); font-size: 1.1rem;
+      color: var(--text); text-decoration: none; display: block;
+      margin-bottom: 4px;
+    }
+    .sidebar-sub {
+      font-size: 0.75rem; color: var(--muted);
+    }
+    .sidebar-nav {
+      flex: 1; overflow-y: auto; padding: 20px 0;
+    }
+    .nav-group {
+      margin-bottom: 4px;
+    }
+    .nav-group-label {
+      font-size: 0.65rem; font-weight: 500;
+      letter-spacing: 0.12em; text-transform: uppercase;
+      color: var(--muted); padding: 16px 32px 6px;
+      display: block;
+    }
+    .nav-link {
+      display: flex; align-items: center; gap: 10px;
+      padding: 6px 32px; font-size: 0.84rem; font-weight: 400;
+      color: var(--muted); text-decoration: none;
+      transition: color 0.15s; position: relative;
+      white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
+    }
+    .nav-link::before {
+      content: ''; position: absolute; left: 0; top: 50%;
+      transform: translateY(-50%); width: 2px; height: 0;
+      background: var(--text); border-radius: 0 2px 2px 0;
+      transition: height 0.18s;
+    }
+    .nav-link:hover { color: var(--text); }
+    .nav-link.active { color: var(--text); font-weight: 500; }
+    .nav-link.active::before { height: 14px; }
+    .nav-link .idx {
+      font-size: 0.68rem; color: var(--muted);
+      min-width: 18px; flex-shrink: 0;
+    }
+    .sidebar-bottom {
+      padding: 20px 32px;
+      border-top: 1px solid var(--border);
+      display: flex; flex-direction: column; gap: 6px;
+    }
+    .sidebar-bottom a {
+      font-size: 0.76rem; color: var(--muted);
+      text-decoration: none; transition: color 0.15s;
+    }
+    .sidebar-bottom a:hover { color: var(--text); }
 
-        h1 {
-            margin: 0;
-        }
+    /* ── MAIN ────────────────────────────────────────── */
+    .main { margin-left: var(--nav-w); }
 
-        .container {
-            width: 90%;
-            max-width: 900px;
-            margin: 40px auto;
-        }
+    /* ── EACH PROJECT SECTION ────────────────────────── */
+    .project-section {
+      padding: 96px 80px;
+      border-bottom: 1px solid var(--border);
+    }
 
-        .project {
-            background-color: white;
-            padding: 20px;
-            margin-bottom: 20px;
-            border-radius: 8px;
-            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
-        }
+    /* Section header */
+    .section-head {
+      margin-bottom: 56px;
+    }
+    .section-kicker {
+      font-size: 0.7rem; font-weight: 500;
+      letter-spacing: 0.12em; text-transform: uppercase;
+      color: var(--muted); margin-bottom: 14px;
+      display: flex; align-items: center; gap: 10px;
+    }
+    .section-kicker::before {
+      content: ''; display: inline-block;
+      width: 24px; height: 1px; background: var(--muted);
+    }
+    .section-title {
+      font-family: var(--serif);
+      font-size: clamp(2rem, 3.5vw, 3rem);
+      font-weight: 400; letter-spacing: -0.02em; line-height: 1.12;
+      margin-bottom: 18px;
+    }
+    .section-desc {
+      max-width: 560px; color: var(--muted);
+      font-size: 0.94rem; line-height: 1.8;
+    }
 
-        .project h2 {
-            margin-top: 0;
-        }
+    /* Tags + meta row */
+    .meta-row {
+      display: flex; align-items: center;
+      gap: 20px; flex-wrap: wrap; margin-top: 20px;
+    }
+    .tags { display: flex; flex-wrap: wrap; gap: 6px; }
+    .tag {
+      font-size: 0.71rem; color: var(--muted);
+      background: var(--surface); border: 1px solid var(--border);
+      padding: 3px 10px; border-radius: 3px;
+    }
+    .stat {
+      font-size: 0.78rem; color: var(--muted);
+    }
+    .status-dot {
+      display: inline-block; width: 6px; height: 6px;
+      border-radius: 50%; background: currentColor;
+      vertical-align: middle; margin-right: 4px;
+    }
+    .status-dot.active  { color: #3a7d44; }
+    .status-dot.archived { color: var(--muted); opacity: .5; }
 
-        .project p {
-            color: #555;
-        }
+    /* Content blocks (alternating) */
+    .content-blocks {
+      display: flex; flex-direction: column; gap: 0;
+    }
 
-        .project a {
-            display: inline-block;
-            margin-top: 10px;
-            text-decoration: none;
-            color: white;
-            background-color: #007acc;
-            padding: 8px 15px;
-            border-radius: 5px;
-        }
+    .content-block {
+      display: grid;
+      grid-template-columns: 1fr 1fr;
+      gap: 0;
+      border-top: 1px solid var(--border);
+    }
+    /* even blocks: flip columns */
+    .content-block.flip {
+      direction: rtl;
+    }
+    .content-block.flip > * { direction: ltr; }
 
-        .project a:hover {
-            background-color: #005f99;
-        }
-    </style>
+    .block-image {
+      aspect-ratio: 4/3;
+      background: var(--surface);
+      border-right: 1px solid var(--border);
+      display: flex; align-items: center; justify-content: center;
+      overflow: hidden; position: relative;
+    }
+    .content-block.flip .block-image {
+      border-right: none;
+      border-left: 1px solid var(--border);
+    }
+
+    /* Placeholder visuals (replace with real <img> tags) */
+    .block-image img {
+      width: 100%; height: 100%; object-fit: cover; display: block;
+    }
+    .placeholder {
+      width: 100%; height: 100%;
+      display: flex; flex-direction: column;
+      align-items: center; justify-content: center;
+      gap: 10px; color: var(--muted);
+    }
+    .placeholder-icon { font-size: 2.4rem; line-height: 1; }
+    .placeholder-label { font-size: 0.72rem; letter-spacing: 0.06em; }
+
+    .block-text {
+      padding: 44px 48px;
+      display: flex; flex-direction: column; justify-content: center;
+    }
+    .block-label {
+      font-size: 0.68rem; font-weight: 500;
+      letter-spacing: 0.1em; text-transform: uppercase;
+      color: var(--muted); margin-bottom: 16px;
+    }
+    .block-text h3 {
+      font-family: var(--serif); font-size: 1.25rem;
+      font-weight: 400; letter-spacing: -0.01em;
+      line-height: 1.3; margin-bottom: 14px;
+    }
+    .block-text p {
+      font-size: 0.88rem; color: var(--muted);
+      line-height: 1.8;
+    }
+
+    /* Links row */
+    .links-row {
+      display: flex; gap: 20px; margin-top: 40px;
+    }
+    .text-link {
+      font-size: 0.84rem; font-weight: 500; color: var(--text);
+      text-decoration: none; border-bottom: 1px solid var(--border);
+      padding-bottom: 2px; transition: border-color 0.15s;
+    }
+    .text-link:hover { border-color: var(--text); }
+    .text-link.ghost { color: var(--muted); }
+
+    /* ── HERO ────────────────────────────────────────── */
+    .hero-section {
+      padding: 100px 80px 80px;
+      border-bottom: 1px solid var(--border);
+    }
+    .hero-eyebrow {
+      font-size: 0.7rem; font-weight: 500;
+      letter-spacing: 0.12em; text-transform: uppercase;
+      color: var(--muted); margin-bottom: 24px;
+    }
+    .hero-section h1 {
+      font-family: var(--serif);
+      font-size: clamp(2.8rem, 5vw, 4.2rem);
+      font-weight: 400; letter-spacing: -0.025em;
+      line-height: 1.1; margin-bottom: 28px; max-width: 640px;
+    }
+    .hero-section h1 em { font-style: italic; color: var(--muted); }
+    .hero-desc {
+      max-width: 460px; color: var(--muted);
+      font-size: 0.94rem; line-height: 1.8; margin-bottom: 40px;
+    }
+    .hero-links { display: flex; gap: 24px; flex-wrap: wrap; }
+
+    /* ── MOBILE ──────────────────────────────────────── */
+    .mobile-bar {
+      display: none; position: sticky; top: 0; z-index: 100;
+      background: var(--bg); border-bottom: 1px solid var(--border);
+      padding: 14px 20px; align-items: center; justify-content: space-between;
+    }
+    .mobile-logo { font-family: var(--serif); font-size: 1rem; color: var(--text); text-decoration: none; }
+    .mobile-btn { background: none; border: none; cursor: pointer; color: var(--muted); font-family: var(--sans); font-size: 0.85rem; padding: 4px; }
+    .mobile-drawer {
+      display: none; position: fixed; inset: 0; z-index: 200;
+      background: var(--bg); overflow-y: auto;
+      padding: 24px 0; flex-direction: column;
+    }
+    .mobile-drawer.open { display: flex; }
+    .mobile-drawer-head {
+      display: flex; justify-content: space-between; align-items: center;
+      padding: 0 24px 24px; border-bottom: 1px solid var(--border); margin-bottom: 16px;
+    }
+    .mobile-drawer-head span { font-family: var(--serif); font-size: 1rem; }
+    .mobile-drawer a {
+      display: block; padding: 10px 24px;
+      font-size: 0.9rem; color: var(--muted); text-decoration: none;
+    }
+    .mobile-drawer a:hover { color: var(--text); }
+
+    @media (max-width: 900px) {
+      .sidebar { display: none; }
+      .main { margin-left: 0; }
+      .mobile-bar { display: flex; }
+      .hero-section, .project-section { padding: 56px 24px; }
+      .content-block { grid-template-columns: 1fr; }
+      .content-block.flip { direction: ltr; }
+      .block-image { aspect-ratio: 16/9; border-right: none; border-bottom: 1px solid var(--border); }
+      .content-block.flip .block-image { border-left: none; border-bottom: 1px solid var(--border); }
+      .block-text { padding: 28px 24px; }
+    }
+  </style>
 </head>
 <body>
 
-<header>
-    <h1>Mein Portfolio</h1>
-    <p>Medieninformatik Student | Softwareentwicklung</p>
-</header>
-
-<div class="container">
-
-    <!-- 🔹 PROJEKT BLOCK START -->
-    <div class="project">
-        <h2>PixelCNN Bildgenerierung</h2>
-        <p>
-            Deep-Learning-Modell zur Bildgenerierung basierend auf der PixelCNN-Architektur,
-            implementiert in PyTorch.
-        </p>
-        <a href="#">GitHub ansehen</a>
-    </div>
-    <!-- 🔹 PROJEKT BLOCK ENDE -->
-
-
-    <!-- 🔹 PROJEKT BLOCK START -->
-    <div class="project">
-        <h2>Turnbased Boardgame</h2>
-        <p>
-            Entwicklung eines rundenbasierten Brettspiels mit C# WebSocket-Server,
-            regelbasierter KI sowie Client und Level-Editor in Unity.
-        </p>
-        <a href="#">GitHub ansehen</a>
-    </div>
-    <!-- 🔹 PROJEKT BLOCK ENDE -->
-
-
-    <!-- 👉 HIER EINFACH KOPIEREN UND NEUES PROJEKT EINFÜGEN -->
-    <!-- 🔹 PROJEKT BLOCK START -->
-    <div class="project">
-        <h2>Projektname</h2>
-        <p>
-            Beschreibung deines Projekts.
-        </p>
-        <a href="#">GitHub ansehen</a>
-    </div>
-    <!-- 🔹 PROJEKT BLOCK ENDE -->
-
-
+<!-- MOBILE BAR -->
+<div class="mobile-bar">
+  <a class="mobile-logo" href="#hero">Dein Name</a>
+  <button class="mobile-btn" onclick="openDrawer()">Menü ↓</button>
+</div>
+<div class="mobile-drawer" id="drawer">
+  <div class="mobile-drawer-head">
+    <span>Navigation</span>
+    <button class="mobile-btn" onclick="closeDrawer()">✕ Schließen</button>
+  </div>
+  <div id="drawer-links"></div>
 </div>
 
+<!-- SIDEBAR -->
+<aside class="sidebar">
+  <div class="sidebar-top">
+    <a class="sidebar-name" href="#hero">Dein Name</a>
+    <span class="sidebar-sub">Open-Source Developer</span>
+  </div>
+  <nav class="sidebar-nav" id="sidebar-nav"></nav>
+  <div class="sidebar-bottom">
+    <a href="https://github.com/deinname" target="_blank">github.com/deinname ↗</a>
+    <a href="mailto:dein@email.de">dein@email.de</a>
+  </div>
+</aside>
+
+<!-- MAIN -->
+<main class="main">
+
+  <!-- HERO -->
+  <section id="hero" data-nav="Start" class="hero-section">
+    <p class="hero-eyebrow">Open-Source Developer</p>
+    <h1>Dinge bauen,<br><em>die bleiben.</em></h1>
+    <p class="hero-desc">Ich entwickle Open-Source-Tools, Web-Apps und CLI-Utilities. Jedes Projekt hat eine klare Aufgabe und einen sauberen Code.</p>
+    <div class="hero-links">
+      <a class="text-link" href="https://github.com/deinname" target="_blank">GitHub ↗</a>
+      <a class="text-link ghost" href="#awesome-cli">Projekte ansehen</a>
+    </div>
+  </section>
+
+  <!-- PROJEKTE werden per JS eingefügt -->
+  <div id="projects-root"></div>
+
+</main>
+
+
+<script>
+/* ══════════════════════════════════════════════════════
+   DATEN
+   Jedes Projekt hat:
+   - id, title, description, tags, stars, forks, status,
+     github, demo
+   - blocks[]: Array von { label, heading, text, image }
+     image kann ein URL-String sein oder null (= Platzhalter)
+══════════════════════════════════════════════════════ */
+const PROJECTS = [
+  {
+    id: "awesome-cli",
+    title: "awesome-cli",
+    description: "CLI-Framework für Node.js mit automatischer Hilfe-Generierung, Farbausgabe und Plugin-System. TypeScript out-of-the-box.",
+    tags: ["TypeScript", "Node.js", "CLI"],
+    stars: 342, forks: 28, status: "active",
+    github: "https://github.com/deinname/awesome-cli",
+    demo: "https://awesome-cli.dev",
+    blocks: [
+      {
+        label: "Überblick",
+        heading: "Schnell zum fertigen CLI",
+        text: "awesome-cli nimmt den Boilerplate-Aufwand weg. Mit wenigen Zeilen entsteht ein vollständiges CLI mit automatisch generierter Hilfe, farbiger Ausgabe und Subcommands.",
+        image: null,
+      },
+      {
+        label: "Plugin-System",
+        heading: "Erweiterbar durch Plugins",
+        text: "Das integrierte Plugin-System erlaubt es, Commands, Middleware und Custom-Renderer zu registrieren – ohne den Core zu modifizieren.",
+        image: null,
+      },
+      {
+        label: "TypeScript",
+        heading: "First-class TypeScript-Support",
+        text: "Vollständige Typ-Definitionen, generische Command-Handler und automatische Completion-Generierung direkt aus den Typen.",
+        image: null,
+      },
+    ],
+  },
+  {
+    id: "react-grid-magic",
+    title: "react-grid-magic",
+    description: "Drag-and-Drop Grid-Layout-Bibliothek für React mit Resize-Support und responsiven Breakpoints.",
+    tags: ["React", "CSS Grid", "DnD"],
+    stars: 118, forks: 9, status: "active",
+    github: "https://github.com/deinname/react-grid-magic",
+    demo: "https://react-grid-magic.netlify.app",
+    blocks: [
+      {
+        label: "Layout",
+        heading: "Flexibles Grid-System",
+        text: "Definiere dein Layout deklarativ. Breakpoints werden automatisch berechnet, Abstände bleiben konsistent – egal wie viele Items im Grid liegen.",
+        image: null,
+      },
+      {
+        label: "Interaktion",
+        heading: "Drag, Drop & Resize",
+        text: "Nutzer können Elemente per Drag-and-Drop verschieben und in der Größe anpassen. Alle Events sind vollständig kontrollierbar.",
+        image: null,
+      },
+    ],
+  },
+  {
+    id: "dataflow-py",
+    title: "dataflow-py",
+    description: "Python-Bibliothek für deklarative Datenpipelines. Inspiriert von RxJS, aber für datenwissenschaftliche Workflows.",
+    tags: ["Python", "Pandas", "async"],
+    stars: 87, forks: 12, status: "active",
+    github: "https://github.com/deinname/dataflow-py",
+    demo: null,
+    blocks: [
+      {
+        label: "Konzept",
+        heading: "Pipelines statt Loops",
+        text: "Statt imperative Schleifen zu schreiben, beschreibst du den Datenfluss deklarativ. dataflow-py kümmert sich um Parallelisierung und Fehlerbehandlung.",
+        image: null,
+      },
+      {
+        label: "Async",
+        heading: "Nativ asynchron",
+        text: "Jede Pipeline kann async ausgeführt werden. Quellen, Transformer und Senken sind frei kombinierbar – auch mit bestehenden Pandas-Workflows.",
+        image: null,
+      },
+    ],
+  },
+  {
+    id: "vault-rs",
+    title: "vault-rs",
+    description: "Kommandozeilen-Passwortmanager in Rust. Lokale Verschlüsselung, portabel, kein Cloud-Zwang.",
+    tags: ["Rust", "Crypto", "CLI"],
+    stars: 173, forks: 21, status: "active",
+    github: "https://github.com/deinname/vault-rs",
+    demo: null,
+    blocks: [
+      {
+        label: "Sicherheit",
+        heading: "Verschlüsselung lokal, nicht in der Cloud",
+        text: "Alle Daten liegen AES-256-verschlüsselt auf deinem Gerät. Kein Server, kein Account, kein Tracking.",
+        image: null,
+      },
+      {
+        label: "Portabilität",
+        heading: "Ein Binary, überall lauffähig",
+        text: "vault-rs kompiliert zu einem einzelnen, statisch gelinkten Binary. Kein Runtime, keine Abhängigkeiten – einfach kopieren und loslegen.",
+        image: null,
+      },
+    ],
+  },
+];
+
+
+/* ══════════════════════════════════════════════════════
+   WEB COMPONENT: <project-section>
+   Rendert einen kompletten Projekt-Abschnitt mit
+   Header, alternierenden Content-Blocks und Link-Zeile.
+══════════════════════════════════════════════════════ */
+class ProjectSection extends HTMLElement {
+  connectedCallback() {
+    const p = JSON.parse(this.getAttribute("data-project") || "{}");
+    if (!p.id) return;
+
+    const tags = p.tags.map(t => `<span class="tag">${t}</span>`).join("");
+    const demo = p.demo
+      ? `<a class="text-link ghost" href="${p.demo}" target="_blank">Live-Demo ↗</a>`
+      : "";
+
+    const blocks = (p.blocks || []).map((b, i) => {
+      const flip = i % 2 === 1 ? " flip" : "";
+      const imageContent = b.image
+        ? `<img src="${b.image}" alt="${b.heading}" loading="lazy" />`
+        : `<div class="placeholder">
+             <div class="placeholder-icon">◻</div>
+             <div class="placeholder-label">Bild einfügen</div>
+           </div>`;
+
+      return `
+        <div class="content-block${flip}">
+          <div class="block-image">${imageContent}</div>
+          <div class="block-text">
+            <p class="block-label">${b.label}</p>
+            <h3>${b.heading}</h3>
+            <p>${b.text}</p>
+          </div>
+        </div>`;
+    }).join("");
+
+    this.innerHTML = `
+      <section class="project-section" id="${p.id}" data-nav="${p.title}">
+        <div class="section-head">
+          <p class="section-kicker">${p.title}</p>
+          <h2 class="section-title">${p.title}</h2>
+          <p class="section-desc">${p.description}</p>
+          <div class="meta-row">
+            <div class="tags">${tags}</div>
+            <span class="stat">★ ${p.stars}</span>
+            <span class="stat">⑂ ${p.forks}</span>
+            <span class="stat">
+              <span class="status-dot ${p.status}"></span>
+              ${p.status === "active" ? "Aktiv" : "Archiviert"}
+            </span>
+          </div>
+        </div>
+        <div class="content-blocks">${blocks}</div>
+        <div class="links-row">
+          <a class="text-link" href="${p.github}" target="_blank">Auf GitHub ansehen ↗</a>
+          ${demo}
+        </div>
+      </section>`;
+  }
+}
+customElements.define("project-section", ProjectSection);
+
+
+/* ══════════════════════════════════════════════════════
+   RENDER
+══════════════════════════════════════════════════════ */
+const root = document.getElementById("projects-root");
+PROJECTS.forEach(p => {
+  const el = document.createElement("project-section");
+  el.setAttribute("data-project", JSON.stringify(p));
+  root.appendChild(el);
+});
+
+
+/* ══════════════════════════════════════════════════════
+   NAV AUFBAUEN + ACTIVE STATE
+══════════════════════════════════════════════════════ */
+function buildNav() {
+  const sidebarNav  = document.getElementById("sidebar-nav");
+  const drawerLinks = document.getElementById("drawer-links");
+  sidebarNav.innerHTML = "";
+  drawerLinks.innerHTML = "";
+
+  // Statische Sections
+  const staticSections = [
+    { id: "hero", label: "Start", group: null },
+  ];
+
+  // Projekt-Sections nach dem Rendern einsammeln
+  const projectSections = PROJECTS.map((p, i) => ({
+    id: p.id,
+    label: p.title,
+    idx: String(i + 1).padStart(2, "0"),
+    group: "Projekte",
+  }));
+
+  const allSections = [...staticSections, ...projectSections];
+
+  // Gruppen
+  let lastGroup = "__none__";
+  allSections.forEach(s => {
+    if (s.group !== lastGroup) {
+      lastGroup = s.group;
+      if (s.group) {
+        const lbl = document.createElement("span");
+        lbl.className = "nav-group-label";
+        lbl.textContent = s.group;
+        sidebarNav.appendChild(lbl);
+      }
+    }
+
+    // Sidebar link
+    const a = document.createElement("a");
+    a.className = "nav-link";
+    a.href = `#${s.id}`;
+    a.dataset.target = s.id;
+    if (s.idx) {
+      const num = document.createElement("span");
+      num.className = "idx"; num.textContent = s.idx;
+      a.appendChild(num);
+    }
+    a.appendChild(document.createTextNode(s.label));
+    sidebarNav.appendChild(a);
+
+    // Mobile drawer link
+    const ma = document.createElement("a");
+    ma.href = `#${s.id}`;
+    ma.textContent = s.idx ? `${s.idx} – ${s.label}` : s.label;
+    ma.onclick = closeDrawer;
+    drawerLinks.appendChild(ma);
+  });
+}
+
+function setupObserver() {
+  const observer = new IntersectionObserver(entries => {
+    entries.forEach(e => {
+      if (e.isIntersecting) {
+        document.querySelectorAll(".nav-link").forEach(a =>
+          a.classList.toggle("active", a.dataset.target === e.target.id)
+        );
+      }
+    });
+  }, { rootMargin: "0px 0px -55% 0px", threshold: 0 });
+
+  document.querySelectorAll("[data-nav]").forEach(s => observer.observe(s));
+}
+
+// Custom elements render async – short timeout before building nav
+setTimeout(() => { buildNav(); setupObserver(); }, 120);
+
+
+/* ══════════════════════════════════════════════════════
+   MOBILE DRAWER
+══════════════════════════════════════════════════════ */
+function openDrawer()  { document.getElementById("drawer").classList.add("open"); }
+function closeDrawer() { document.getElementById("drawer").classList.remove("open"); }
+</script>
 </body>
-</html>
+</html>
\ No newline at end of file
