diff --git a/index.html b/index.html
index 4944de9..f39d64d 100644
--- a/index.html
+++ b/index.html
@@ -381,7 +381,7 @@
       width: 100%;
       height: 100%;
       pointer-events: none;
-      z-index: 9999;
+      z-index: 10002;
     }
 
     /* ===== History Panel ===== */