diff --git a/scripts/generate-root-index.sh b/scripts/generate-root-index.sh
new file mode 100755
index 0000000..9f1675a
--- /dev/null
+++ b/scripts/generate-root-index.sh
@@ -0,0 +1,187 @@
+#!/usr/bin/env bash
+# Generate root index.html for /hdm/
+# Lists all courses (klausurfragen are now per-course)
+
+BUILD_DIR="build"
+
+cat > "$BUILD_DIR/index.html" << 'HEADER'
+<!DOCTYPE html>
+<html lang="de">
+<head>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>HdM Vorlesungen</title>
+  <style>
+    * { box-sizing: border-box; margin: 0; padding: 0; }
+    body {
+      font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;
+      max-width: 720px;
+      margin: 0 auto;
+      padding: 3rem 1.5rem;
+      background: #fafafa;
+      color: #1d1d1f;
+      line-height: 1.5;
+    }
+    h1 {
+      font-size: 2rem;
+      font-weight: 600;
+      letter-spacing: -0.02em;
+      margin-bottom: 0.5rem;
+    }
+    .subtitle { color: #86868b; font-size: 1rem; }
+    .courses {
+      margin-top: 2rem;
+      display: flex;
+      flex-direction: column;
+      gap: 0.75rem;
+    }
+    .course-card {
+      position: relative;
+      background: #fff;
+      border-radius: 12px;
+      box-shadow: 0 1px 3px rgba(0,0,0,0.08);
+      transition: all 0.2s ease;
+      display: grid;
+      grid-template-columns: 1fr auto auto;
+      align-items: center;
+      gap: 1rem;
+    }
+    .course-card:hover {
+      transform: translateY(-2px);
+      box-shadow: 0 4px 12px rgba(0,0,0,0.12);
+    }
+    .course-link {
+      display: block;
+      padding: 1.25rem 1.5rem;
+      text-decoration: none;
+      color: inherit;
+      grid-column: 1;
+    }
+    .course-link::after {
+      content: '';
+      position: absolute;
+      inset: 0;
+      border-radius: 12px;
+    }
+    .course-label {
+      font-size: 0.7rem;
+      font-weight: 600;
+      text-transform: uppercase;
+      letter-spacing: 0.05em;
+    }
+    .course-b .course-label { color: #1e5f8a; }
+    .course-c .course-label { color: #d63384; }
+    .course-title {
+      font-size: 1.15rem;
+      font-weight: 500;
+      color: #1d1d1f;
+      margin: 0.25rem 0;
+    }
+    .course-info { font-size: 0.85rem; color: #86868b; }
+    .btn {
+      display: inline-flex;
+      align-items: center;
+      justify-content: center;
+      padding: 0.5rem 1rem;
+      border-radius: 8px;
+      text-decoration: none;
+      font-size: 0.8rem;
+      font-weight: 500;
+      transition: all 0.2s;
+      white-space: nowrap;
+      position: relative;
+      z-index: 1;
+      margin-right: 0.5rem;
+    }
+    .btn-slides {
+      background: #6c757d;
+      color: #fff;
+    }
+    .btn-slides:hover { filter: brightness(1.1); }
+    .btn-pdf {
+      background: #f5f5f7;
+      color: #1d1d1f;
+    }
+    .btn-pdf:hover { background: #e8e8ed; }
+    .section-title {
+      font-size: 1rem;
+      font-weight: 600;
+      color: #86868b;
+      margin-top: 2.5rem;
+      margin-bottom: 0.75rem;
+    }
+    .references {
+      display: flex;
+      flex-direction: column;
+      gap: 0.75rem;
+    }
+    footer {
+      margin-top: 2.5rem;
+      padding-top: 1.5rem;
+      border-top: 1px solid #e5e5e7;
+      color: #86868b;
+      font-size: 0.85rem;
+    }
+    footer a { color: #1d1d1f; text-decoration: none; }
+    footer a:hover { text-decoration: underline; }
+    .qr-section {
+      margin-top: 2.5rem;
+      padding: 1.5rem;
+      background: #fff;
+      border-radius: 12px;
+      box-shadow: 0 1px 3px rgba(0,0,0,0.08);
+      text-align: center;
+    }
+    .qr-code { width: 100%; height: auto; }
+    .qr-url { margin-top: 0.75rem; font-size: 0.85rem; color: #86868b; }
+    @media (max-width: 600px) {
+      .course-card { grid-template-columns: 1fr; }
+      .course-link { padding-bottom: 0.75rem; }
+      .btn { margin: 0 1rem 1rem 1.5rem; }
+    }
+  </style>
+</head>
+<body>
+  <h1>HdM Vorlesungen</h1>
+  <p class="subtitle">Wintersemester 2025/26 · Michael Czechowski</p>
+  <div class="courses">
+    <div class="course-card course-b">
+      <a href="223015b/" class="course-link">
+        <span class="course-label">223015b</span>
+        <div class="course-title">Dateiformate, Schnittstellen, Speichermedien &amp; Distributionswege</div>
+        <span class="course-info">6 Kapitel · Modul "Technik 1"</span>
+      </a>
+    </div>
+    <div class="course-card course-c">
+      <a href="223015c/" class="course-link">
+        <span class="course-label">223015c</span>
+        <div class="course-title">Grundlagen IT- und Internettechnik</div>
+        <span class="course-info">3 Kapitel · Modul "Technik 1"</span>
+      </a>
+    </div>
+HEADER
+
+cat >> "$BUILD_DIR/index.html" << 'FOOTER'
+  </div>
+  <h2 class="section-title">Referenzen</h2>
+  <div class="references">
+    <div class="course-card">
+      <a href="https://codecrispi.es/" class="course-link">
+        <span class="course-label">Plattform</span>
+        <div class="course-title">Code Crispies</div>
+        <span class="course-info">Selbstlernplattform</span>
+      </a>
+    </div>
+  </div>
+  <div class="qr-section">
+    <img src="qr-root.svg" alt="QR Code" class="qr-code">
+    <p class="qr-url">https://librete.ch/hdm/</p>
+  </div>
+  <footer>
+    <a href="mailto:mail@librete.ch">Kontakt</a>
+  </footer>
+</body>
+</html>
+FOOTER
+
+echo "Generated $BUILD_DIR/index.html"