diff --git a/src/components/three/XRHudInWorld.tsx b/src/components/three/XRHudInWorld.tsx
index 5c6bf98..51a7890 100644
--- a/src/components/three/XRHudInWorld.tsx
+++ b/src/components/three/XRHudInWorld.tsx
@@ -51,10 +51,13 @@ const WristToggle = forwardRef<THREE.Group, { open: boolean; onToggle: () => voi
 export function XRHudInWorld(props: XRHudInWorldProps) {
   const { camera } = useThree();
   const leftCtrl = useXRInputSourceState('controller', 'left');
+  const rightCtrl = useXRInputSourceState('controller', 'right');
   const [open, setOpen] = useState(true);
   const [tab, setTab] = useState<Tab>('scene');
   /** When pinned, the panel stays fixed in world space and does NOT follow the head. */
   const [pinned, setPinned] = useState(true);
+  /** While true, the panel is glued to the right controller (drag mode). */
+  const [dragging, setDragging] = useState(false);
   /** Forces re-anchor on next frame (used by "trazer" / unpin→pin). */
   const reanchorRequested = useRef(true);
 
@@ -63,6 +66,10 @@ export function XRHudInWorld(props: XRHudInWorldProps) {
   const targetPos = useRef(new THREE.Vector3());
   const targetQuat = useRef(new THREE.Quaternion());
   const lastABtn = useRef(false);
+  /** Cached offset from controller to panel at drag start. */
+  const dragOffsetPos = useRef(new THREE.Vector3());
+  const dragOffsetQuat = useRef(new THREE.Quaternion());
+  const dragInitialized = useRef(false);
 
   useFrame(() => {
     // Toggle via left A button (Quest Touch buttons[4])