diff --git a/demo b/demo
index 64fedcd..124b84c 160000
--- a/demo
+++ b/demo
@@ -1 +1 @@
-Subproject commit 64fedcd3c93fa87802e9bf4540cedad8c11d5909
+Subproject commit 124b84ca7c79895dd9937e1d5ec553b29a9d5552
diff --git a/frontend/src/SurfaceView.jsx b/frontend/src/SurfaceView.jsx
index a9fa734..7527fd6 100644
--- a/frontend/src/SurfaceView.jsx
+++ b/frontend/src/SurfaceView.jsx
@@ -74,6 +74,10 @@ export default function SurfaceView({ meshData, nodeId, widgetValues, runtimeVal
   const lastGeometrySignatureRef = useRef('');
   const syncTimerRef = useRef(null);
   const lastSnapshotRef = useRef('');
+  const isInsideRef = useRef(false);
+  const pointerEnteredAtRef = useRef(0);
+  const lastWheelAtRef = useRef(0);
+  const gestureStartedInsideRef = useRef(false);
   const [diagnostics, setDiagnostics] = useState({
     status: meshData ? 'initializing' : 'waiting for mesh',
     webgl: 'pending',