fix: 优化Gizmo

src/editor/panels/TimelinePanel.tsx

@@ -454,8 +454,13 @@ export function TimelinePanel() {
     if (!selectedTrajectoryPoint) return;
 
     function clearTrajectoryPointOnOutsidePointerDown(event: PointerEvent) {
+      const target = event.target instanceof Element ? event.target : null;
+
       // 点在轨迹关键帧自己身上不算「别处」——那一下是选中它 / 拖它改时间
-      if (event.target instanceof Element && event.target.closest(".timeline-keyframe-trajectory")) return;
+      if (target?.closest(".timeline-keyframe-trajectory")) return;
+      // 右侧「轨迹点」属性面板编辑的就是这个点，点它（滑块 / 数值框 / 标题栏）也不算别处，
+      // 否则每改一次位置或角度，选中态就被清掉、面板跳回角色属性卡片。
+      if (target?.closest(".trajectory-point-inspector")) return;
 
       selectTrajectoryPoint(null, null);
 
@@ -507,7 +512,7 @@ export function TimelinePanel() {
     if (!selectedShot) throw new Error("no selected shot");
     return {
       position: [...selectedShot.transform.position] as [number, number, number],
-      target: [...selectedShot.target] as [number, number, number],
+      lookRotation: [...selectedShot.lookRotation] as [number, number, number],
       fov: selectedShot.fov,
     };
   }