Add ceiling rotation drag and refine ground/wall pose offset controls

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Assets/Scripts/PlayerPoseController.cs

@@ -89,8 +89,9 @@ public partial class PlayerPoseController : MonoBehaviour
     // evaluates. An AnimationClipPlayable only writes the bones its curves cover, so a clip that
     // doesn't key a bone (an empty clip like the T-pose, or a partial one) would otherwise leave that
     // bone frozen on the previous animation. Restoring this before each pose start makes every pose
-    // define the full body. meshOffsetTarget is an ancestor of the Animator, so it is never in this
-    // set and the controller's lean/ceiling offset stays untouched.
+    // define the full body. The controller's model-offset transform (meshOffsetTarget) is explicitly
+    // dropped from this set in CaptureRestPose — with the humanoid rig the Animator sits on that node,
+    // so it is the root of this subtree, and resetting it would wipe the wall-lean / ceiling offset.
     private Transform[] _restBones;
     private Vector3[] _restPos;
     private Quaternion[] _restRot;
@@ -336,6 +337,20 @@ public partial class PlayerPoseController : MonoBehaviour
             _restRot[i] = t.localRotation;
             _restScale[i] = t.localScale;
         }
+
+        // Drop the model-offset transform from the reset set so the per-frame ResetToRestPose never
+        // touches it: the wall-lean / ceiling offset (PlayerCharacterController.SetMeshLean) is its sole
+        // writer. With the humanoid rig the Animator shares this node, putting it in the captured subtree;
+        // resetting it each frame is exactly what was wiping the offsets. Nulling the slot makes
+        // ResetToRestPose's null-guard skip it. _player is resolved (and meshOffsetTarget too, since the
+        // controller's Awake runs first at its lower execution order) before this runs.
+        Transform offsetTarget = _player ? _player.MeshOffsetTarget : null;
+        if (offsetTarget)
+        {
+            int idx = System.Array.IndexOf(_restBones, offsetTarget);
+            if (idx >= 0)
+                _restBones[idx] = null;
+        }
     }
 
     /// <summary>Restores the captured rest pose so an empty or partial pose clip fully defines the body.</summary>