only hide dancing guy on mobile (max-width 480px)

Was hidden at 640px or height < 700px which caught desktop windows.
Now only hides on truly mobile-sized screens.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/pages/HomePage.module.css

@@ -643,7 +643,6 @@
     gap: 14px;
   }
 
-  .centerPanel,
   .rightPanel,
   .floor,
   .scanlines,
@@ -702,6 +701,12 @@
   }
 }
 
+@media (max-width: 480px) {
+  .centerPanel {
+    display: none;
+  }
+}
+
 @media (prefers-reduced-motion: reduce) {
   .eqBar,
   .floorTile,