Update static/index.html

static/index.html

@@ -17,7 +17,7 @@
   #app{position:relative; height:100vh; width:100vw; overflow:hidden}
 
   /* Stage is full-viewport and underlays everything */
-  #stage{position:fixed; inset:0; width:100vw; height:100vh; overflow:hidden; background:#000; user-select:none; z-index:0}
+  #stage{position:fixed; inset:0; width:100vw; height:100vh; overflow:hidden; background:#fff; user-select:none; z-index:0}
   .bgmedia{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0}
   #overlay{position:absolute; inset:0; z-index:2}
   #stageMsg{position:absolute; top:12px; right:12px; background:rgba(10,14,30,.55); border:1px solid #2a3a63; padding:8px 12px; border-radius:12px; z-index:4; backdrop-filter: blur(4px); font-size:.9rem}