灯光部分修正

Assets/Scripts/FixSystemNew/Screen System/ScreenSystem.cs

@@ -28,6 +28,9 @@ namespace AibisDream.FixSystem
 
         public TaskScreen TaskScreen { get; private set; }
 
+        [SerializeField] private FixLightSystem fixLightSystem;
+        public FixLightSystem FixLightSystem => fixLightSystem;
+
         #endregion
 
         private void Awake()
@@ -42,6 +45,12 @@ namespace AibisDream.FixSystem
             _lineQueue = new Queue<TypewriterByCharacter>();
             _textItemPrefab = ResourceKit.LoadAssetSync<GameObject>(ConstRef.ScreenTextName);
             BubbleSlotGroup = GetComponentInChildren<BubbleSlotGroup>();
+            
+            // 如果没有手动指定，尝试自动获取 FixLightSystem
+            if (fixLightSystem == null)
+            {
+                fixLightSystem = GetComponentInChildren<FixLightSystem>();
+            }
         }
 
         private void Register()