修复UI系统BUG

unity/Assets/Scenes/Gameplay 1.unity

@@ -5399,7 +5399,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0.5}
   m_AnchorMax: {x: 0.5, y: 0.5}
-  m_AnchoredPosition: {x: 0, y: 0}
+  m_AnchoredPosition: {x: 0, y: -146}
   m_SizeDelta: {x: 160, y: 30}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &393911460
@@ -6968,7 +6968,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0.5}
   m_AnchorMax: {x: 0.5, y: 0.5}
-  m_AnchoredPosition: {x: 0, y: 144.90002}
+  m_AnchoredPosition: {x: 0, y: 1}
   m_SizeDelta: {x: 160, y: 30}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &465138251
@@ -13706,7 +13706,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 0
+  m_IsActive: 1
 --- !u!114 &779887011
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -19990,7 +19990,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 0
+  m_IsActive: 1
 --- !u!114 &1191631700
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -26470,7 +26470,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0.5}
   m_AnchorMax: {x: 0.5, y: 0.5}
-  m_AnchoredPosition: {x: 0, y: -129}
+  m_AnchoredPosition: {x: 0, y: 141}
   m_SizeDelta: {x: 160, y: 30}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &1640494086

unity/Assets/Scenes/Gameplay.unity

@@ -282,7 +282,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 0
+  m_IsActive: 1
 --- !u!224 &18993442
 RectTransform:
   m_ObjectHideFlags: 0
@@ -8942,7 +8942,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 0
+  m_IsActive: 1
 --- !u!224 &607799031
 RectTransform:
   m_ObjectHideFlags: 0
@@ -11460,6 +11460,7 @@ GameObject:
   m_Component:
   - component: {fileID: 709661871}
   - component: {fileID: 709661870}
+  - component: {fileID: 709661872}
   m_Layer: 0
   m_HasEditorInfo: 1
   m_Name: BGM
@@ -11497,6 +11498,18 @@ Transform:
   m_Children: []
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &709661872
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 709661869}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: adcab449847dabf458cae202b969cf63, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!1 &714514298
 GameObject:
   m_ObjectHideFlags: 0

unity/Assets/Scenes/MainMenu.unity

@@ -763,10 +763,56 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   transitionImage: {fileID: 1022684516}
-  fadeTime: 1
+  fadeTime: 1.5
   mainMenuScene: MainMenu
   gameplayScene: Gameplay
   scoringScene: Scoring
+--- !u!1 &646400227
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 7
+  m_Component:
+  - component: {fileID: 646400229}
+  - component: {fileID: 646400228}
+  m_Layer: 0
+  m_HasEditorInfo: 1
+  m_Name: ScoreManager
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!114 &646400228
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 646400227}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 3e98896ae36c7a54ba83c4e9eb532752, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  defaultPlayerName: Player
+--- !u!4 &646400229
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 646400227}
+  serializedVersion: 2
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 0}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1 &700186399
 GameObject:
   m_ObjectHideFlags: 0
@@ -1076,7 +1122,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 1
+  m_IsActive: 0
 --- !u!224 &1022684515
 RectTransform:
   m_ObjectHideFlags: 0
@@ -1103,14 +1149,14 @@ MonoBehaviour:
   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1022684514}
-  m_Enabled: 0
+  m_Enabled: 1
   m_EditorHideFlags: 0
   m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
   m_Color: {r: 0, g: 0, b: 0, a: 1}
-  m_RaycastTarget: 0
+  m_RaycastTarget: 1
   m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
   m_Maskable: 1
   m_OnCullStateChanged:
@@ -1449,6 +1495,7 @@ GameObject:
   - component: {fileID: 1717100627}
   - component: {fileID: 1717100626}
   - component: {fileID: 1717100625}
+  - component: {fileID: 1717100628}
   m_Layer: 0
   m_HasEditorInfo: 1
   m_Name: EventSystem
@@ -1507,6 +1554,18 @@ Transform:
   m_Children: []
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &1717100628
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1717100624}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 123025e1710a13c46bf4c72b4a69c62d, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!1 &1717955646
 GameObject:
   m_ObjectHideFlags: 0
@@ -2014,6 +2073,7 @@ SceneRoots:
   - {fileID: 1065091766}
   - {fileID: 423191007}
   - {fileID: 1340997607}
+  - {fileID: 646400229}
   - {fileID: 574406656}
   - {fileID: 700186401}
   - {fileID: 1717100627}

unity/Assets/UI/PersistentEventSystem.cs

@@ -0,0 +1,32 @@
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace GameFramework
+{
+    /// <summary>
+    /// 挂到 MainMenu 场景的 EventSystem 上（或和它同一个空物体上），
+    /// 让 EventSystem 通过 DontDestroyOnLoad 跨场景存活。
+    /// 这样 Gameplay、Scoring 等场景的按钮都能正常响应点击。
+    ///
+    /// 如果场景里没有 EventSystem，也可以挂到任意空物体上，
+    /// 脚本会自动创建一个。
+    /// </summary>
+    public class PersistentEventSystem : MonoBehaviour
+    {
+        void Awake()
+        {
+            // 如果场景里没有 EventSystem，自动创建
+            if (FindObjectOfType<EventSystem>() == null)
+            {
+                var go = new GameObject("EventSystem");
+                go.AddComponent<EventSystem>();
+                go.AddComponent<StandaloneInputModule>();
+            }
+
+            // 让 EventSystem 跨场景存活
+            var eventSystem = FindObjectOfType<EventSystem>();
+            if (eventSystem != null)
+                DontDestroyOnLoad(eventSystem.gameObject);
+        }
+    }
+}

unity/Assets/UI/PersistentEventSystem.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: DngctSioBnphPjHzVSJy8JJFUED7SJpCvstbMN5AHriyvx/FqtTNVmE=
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

unity/Assets/UI/SceneLoader.cs

@@ -11,7 +11,7 @@ namespace GameFramework
     ///
     /// 搭建：把 SceneLoader 挂到一个空物体上（放第一个场景 MainMenu 里），
     /// 它会 DontDestroyOnLoad。transitionImage 是它子物体 Canvas 上的 Image（全屏黑），
-    /// Canvas 设为 Screen Space - Overlay、sortingOrder 设很高（如 1000）。
+    /// Canvas 设为 Screen Space - Overlay、sortingOrder 设很高（如 9999）。
     /// </summary>
     public class SceneLoader : PersistentSingleton<SceneLoader>
     {
@@ -25,18 +25,28 @@ namespace GameFramework
         [SerializeField] private string scoringScene = "Scoring";
 
         private Color color;
+        private bool isLoading = false;
 
         public void LoadGameplayScene() => Load(gameplayScene);
         public void LoadMainMenuScene() => Load(mainMenuScene);
         public void LoadScoringScene() => Load(scoringScene);
         public void Load(string sceneName)
         {
+            if (isLoading) return;
+            isLoading = true;
             StopAllCoroutines();
             StartCoroutine(LoadingCoroutine(sceneName));
         }
 
         private IEnumerator LoadingCoroutine(string sceneName)
         {
+            if (transitionImage == null)
+            {
+                Debug.LogWarning("[SceneLoader] transitionImage 未赋值! " +
+                    "请在 SceneLoader 子物体上创建 Canvas (Overlay, SortOrder=9999) + 全屏黑色 Image，" +
+                    "拖到 SceneLoader 的 transitionImage 字段。");
+            }
+
             var loadingOperation = SceneManager.LoadSceneAsync(sceneName);
             loadingOperation.allowSceneActivation = false;
 
@@ -46,20 +56,32 @@ namespace GameFramework
                 color = transitionImage.color;
                 color.a = 0f;
 
-                // 淡入到黑
+                // 淡入到黑（LoadSceneAsync 在后台并行加载）
                 while (color.a < 1f)
                 {
                     color.a = Mathf.Clamp01(color.a + Time.unscaledDeltaTime / fadeTime);
                     transitionImage.color = color;
                     yield return null;
                 }
+                color.a = 1f;
+                transitionImage.color = color;
+
+                // 淡入完成后，确保场景已加载就绪（大多数情况下已经加载好了）
+                yield return new WaitUntil(() => loadingOperation.progress >= 0.9f);
+            }
+            else
+            {
+                // 没有过渡图，直接等加载
+                yield return new WaitUntil(() => loadingOperation.progress >= 0.9f);
             }
 
-            // 等异步加载到 90%
-            yield return new WaitUntil(() => loadingOperation.progress >= 0.9f);
-
             loadingOperation.allowSceneActivation = true;
 
+            // 等待场景切换完全完成（旧场景卸载 + 新场景渲染就绪）
+            // 没有这一步会在场景交接时闪一帧旧场景的内容
+            yield return null;
+            yield return null;
+
             if (transitionImage != null)
             {
                 // 淡出到透明

unity/Assets/UI/ScorePickup.cs

@@ -18,11 +18,13 @@ namespace GameFramework
 
         Collider pickupCollider;
         MeshRenderer meshRenderer;
+        SpriteRenderer spriteRenderer;
 
         void Awake()
         {
             pickupCollider = GetComponent<Collider>();
             meshRenderer = GetComponentInChildren<MeshRenderer>();
+            spriteRenderer = GetComponentInChildren<SpriteRenderer>();
             // 确保有触发器
             if (pickupCollider != null)
                 pickupCollider.isTrigger = true;
@@ -30,11 +32,16 @@ namespace GameFramework
 
         void OnTriggerEnter(Collider other)
         {
+            Debug.Log($"[ScorePickup] 触发碰撞: {other.gameObject.name}, Tag={other.tag}");
             if (!other.CompareTag("Player")) return;
 
+            Debug.Log($"[ScorePickup] 玩家碰撞! ScoreManager={(ScoreManager.Instance != null ? "存在" : "NULL")}");
+
             // 加分
             if (ScoreManager.Instance != null)
                 ScoreManager.Instance.AddScore(scoreValue);
+            else
+                Debug.LogWarning("[ScorePickup] ScoreManager 未挂载! 请在 MainMenu 场景的空 GameObject 上挂载 ScoreManager 组件。");
 
             // 音效
             if (AudioManager.Instance != null && pickUpSFX != null)
@@ -58,6 +65,8 @@ namespace GameFramework
                 pickupCollider.enabled = visible;
             if (meshRenderer != null)
                 meshRenderer.enabled = visible;
+            if (spriteRenderer != null)
+                spriteRenderer.enabled = visible;
         }
 
         void Respawn()

unity/UserSettings/EditorUserSettings.asset

@@ -21,15 +21,18 @@ EditorUserSettings:
       value: 5055070050010c5a0e5d0d27497a0e441016412c2f7d206178714f61b3b8326b
       flags: 0
     RecentlyUsedSceneGuid-5:
-      value: 5a5757560101590a5d0c0e24427b5d44434e4c7a7b7a23677f2b4565b7b5353a
-      flags: 0
-    RecentlyUsedSceneGuid-6:
       value: 0552060207540d5e0c0c5b2743770a4415164f2c782c7563747f4f31e0b5306f
       flags: 0
+    RecentlyUsedSceneGuid-6:
+      value: 5a5757560101590a5d0c0e24427b5d44434e4c7a7b7a23677f2b4565b7b5353a
+      flags: 0
     RecentlyUsedSceneGuid-7:
-      value: 5a55515156575a0b0f56592346260f444f16197c7e7f24697d2a4a32b1b0353e
+      value: 5300055151055f5a5e0c0f27477708444515192b287124367c791f30b3b9616d
       flags: 0
     RecentlyUsedSceneGuid-8:
+      value: 5a55515156575a0b0f56592346260f444f16197c7e7f24697d2a4a32b1b0353e
+      flags: 0
+    RecentlyUsedSceneGuid-9:
       value: 0209025f575750595c57092149765d444e4e49727e7c7068757b1c65b6e36c3b
       flags: 0
     UnityEditor.ShaderGraph.Blackboard: