diff --git a/frontend/index.html b/frontend/index.html
index bec3fe6..0c9575d 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -33,6 +33,10 @@
   header{max-width:1200px;margin:0 auto 24px}
   h1{font-size:1.25rem;font-weight:600;letter-spacing:-.01em}
   header p{margin-top:4px;color:var(--muted);font-size:.9rem}
+  .site-footer{
+    max-width:1200px;margin:28px auto 0;
+    color:var(--muted);font-size:.78rem;text-align:center;
+  }
 
   /* Horizontal (Toggle aus): Diagramm oben, Editor unten — je volle Breite.
      Vertikal (Toggle an, .side): Editor links, Diagramm rechts.
@@ -484,6 +488,8 @@
   </div>
 </div>
 
+<footer class="site-footer">© 2026 Michael Hönnig</footer>
+
 <script>
 const INITIAL = `%% Projektstruktur – Stand Sprint 14
 [~] Website-Relaunch (XL) https://wiki.example.de/relaunch