diff --git a/src/components/three/ModelViewer.tsx b/src/components/three/ModelViewer.tsx
index 5ca093f..71e4772 100644
--- a/src/components/three/ModelViewer.tsx
+++ b/src/components/three/ModelViewer.tsx
@@ -61,15 +61,9 @@ function SceneRefCapture() {
     return () => { if (sceneRef.current === scene) sceneRef.current = null; };
   }, [scene]);
   useEffect(() => {
-    // Expose the main camera to the ViewCube bus
-    // (lazy-imported to avoid circular deps)
-    import('./viewCubeBus').then(({ mainCameraRef }) => {
-      mainCameraRef.current = camera;
-    });
+    mainCameraRef.current = camera;
     return () => {
-      import('./viewCubeBus').then(({ mainCameraRef }) => {
-        if (mainCameraRef.current === camera) mainCameraRef.current = null;
-      });
+      if (mainCameraRef.current === camera) mainCameraRef.current = null;
     };
   }, [camera]);
   return null;
@@ -79,18 +73,17 @@ function SceneRefCapture() {
 function ViewCubeAnimator() {
   const { camera } = useThree();
   useFrame((_state, delta) => {
-    // Eager require to avoid async stalling per-frame
-    const bus = require('./viewCubeBus');
-    const anim = bus.viewAnim;
-    if (!anim.active) return;
-    anim.t = Math.min(1, anim.t + delta / anim.duration);
-    const k = anim.t < 0.5 ? 2 * anim.t * anim.t : 1 - Math.pow(-2 * anim.t + 2, 2) / 2;
-    camera.position.lerpVectors(anim.startPos, anim.endPos, k);
-    camera.up.lerpVectors(anim.startUp, anim.endUp, k).normalize();
-    const controls = bus.mainControlsRef.current;
+    if (!viewAnim.active) return;
+    viewAnim.t = Math.min(1, viewAnim.t + delta / viewAnim.duration);
+    const k = viewAnim.t < 0.5
+      ? 2 * viewAnim.t * viewAnim.t
+      : 1 - Math.pow(-2 * viewAnim.t + 2, 2) / 2;
+    camera.position.lerpVectors(viewAnim.startPos, viewAnim.endPos, k);
+    camera.up.lerpVectors(viewAnim.startUp, viewAnim.endUp, k).normalize();
+    const controls = mainControlsRef.current;
     if (controls?.target) camera.lookAt(controls.target);
     controls?.update?.();
-    if (anim.t >= 1) anim.active = false;
+    if (viewAnim.t >= 1) viewAnim.active = false;
   });
   return null;
 }