diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index 686a1c7..57f6110 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -1547,13 +1547,11 @@ body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; b
 /* ─── AI Chat Panel ───────────────────────────────────────────────────────── */
 
 .ai-chat-panel {
-  height: 15%;
-  min-height: 100px;
-  max-height: 200px;
   border-top: 1px solid var(--border);
   display: flex;
   flex-direction: column;
   background: var(--bg-secondary);
+  margin-top: auto;
 }
 .ai-chat-modes {
   display: flex;