diff --git a/Assets/TcgEngine/Prefabs/UI/ChangeCoverLine.prefab b/Assets/TcgEngine/Prefabs/UI/ChangeCoverLine.prefab
index 9ea1687..459222b 100644
--- a/Assets/TcgEngine/Prefabs/UI/ChangeCoverLine.prefab
+++ b/Assets/TcgEngine/Prefabs/UI/ChangeCoverLine.prefab
@@ -128,6 +128,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   cover: {fileID: 2493374532469886071}
+  currentCover: {fileID: 9089188273504675539}
   coverName: 
 --- !u!1 &7551866968519781467
 GameObject:
@@ -140,6 +141,7 @@ GameObject:
   - component: {fileID: 7904478404613084626}
   - component: {fileID: 6541233294276703343}
   - component: {fileID: 2493374532469886071}
+  - component: {fileID: 2155988268365146913}
   m_Layer: 5
   m_Name: Cover
   m_TagString: Untagged
@@ -205,3 +207,47 @@ MonoBehaviour:
   m_FillOrigin: 0
   m_UseSpriteMesh: 0
   m_PixelsPerUnitMultiplier: 1
+--- !u!114 &2155988268365146913
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 7551866968519781467}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 4e29b1a8efbd4b44bb3f3716e73f07ff, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Navigation:
+    m_Mode: 3
+    m_WrapAround: 0
+    m_SelectOnUp: {fileID: 0}
+    m_SelectOnDown: {fileID: 0}
+    m_SelectOnLeft: {fileID: 0}
+    m_SelectOnRight: {fileID: 0}
+  m_Transition: 1
+  m_Colors:
+    m_NormalColor: {r: 1, g: 1, b: 1, a: 1}
+    m_HighlightedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
+    m_PressedColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 1}
+    m_SelectedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
+    m_DisabledColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 0.5019608}
+    m_ColorMultiplier: 1
+    m_FadeDuration: 0.1
+  m_SpriteState:
+    m_HighlightedSprite: {fileID: 0}
+    m_PressedSprite: {fileID: 0}
+    m_SelectedSprite: {fileID: 0}
+    m_DisabledSprite: {fileID: 0}
+  m_AnimationTriggers:
+    m_NormalTrigger: Normal
+    m_HighlightedTrigger: Highlighted
+    m_PressedTrigger: Pressed
+    m_SelectedTrigger: Selected
+    m_DisabledTrigger: Disabled
+  m_Interactable: 1
+  m_TargetGraphic: {fileID: 2493374532469886071}
+  m_OnClick:
+    m_PersistentCalls:
+      m_Calls: []
diff --git a/Assets/TcgEngine/Prefabs/UI/DeckLine.prefab b/Assets/TcgEngine/Prefabs/UI/DeckLine.prefab
index c632459..84e937e 100644
--- a/Assets/TcgEngine/Prefabs/UI/DeckLine.prefab
+++ b/Assets/TcgEngine/Prefabs/UI/DeckLine.prefab
@@ -678,14 +678,14 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: a983e14bd852ed04c8139d01f5db1451, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  image: {fileID: 0}
+  image: {fileID: 1528609386195773855}
   frame: {fileID: 0}
   title: {fileID: 158878364}
   value: {fileID: 1226868306}
   cost: {fileID: 0}
   delete_btn: {fileID: 2044069777743292366}
   changeCover_btn: {fileID: 8443272443930128952}
-  click_audio: {fileID: 8300000, guid: ee596874b52e5a0419b0953e40365942, type: 3}
+  click_audio: {fileID: 0}
   disabled_mat: {fileID: 0}
   default_mat: {fileID: 0}
 --- !u!1 &7544422736791466863
@@ -727,7 +727,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 1}
   m_AnchorMax: {x: 0, y: 1}
-  m_AnchoredPosition: {x: 46.09, y: -23.3}
+  m_AnchoredPosition: {x: 46.089996, y: -23.3}
   m_SizeDelta: {x: 92.17, y: 34.65}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!222 &1353208218199476232
diff --git a/Assets/TcgEngine/Scenes/Menu/Menu.unity b/Assets/TcgEngine/Scenes/Menu/Menu.unity
index c1e5f01..ed3eb8e 100644
--- a/Assets/TcgEngine/Scenes/Menu/Menu.unity
+++ b/Assets/TcgEngine/Scenes/Menu/Menu.unity
@@ -6403,7 +6403,7 @@ RectTransform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 1, y: 1}
   m_AnchorMax: {x: 1, y: 1}
-  m_AnchoredPosition: {x: -321.14996, y: -60.669006}
+  m_AnchoredPosition: {x: -321.1499, y: -60.668945}
   m_SizeDelta: {x: 642.33, y: 95.84}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!1 &260969709
@@ -14025,7 +14025,7 @@ CanvasGroup:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 706214460}
   m_Enabled: 1
-  m_Alpha: 1
+  m_Alpha: 0
   m_Interactable: 1
   m_BlocksRaycasts: 1
   m_IgnoreParentGroups: 0
@@ -14459,6 +14459,82 @@ CanvasRenderer:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 721100471}
   m_CullTransparentMesh: 1
+--- !u!1 &721971466
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 721971469}
+  - component: {fileID: 721971468}
+  - component: {fileID: 721971467}
+  m_Layer: 5
+  m_Name: ClickBlocker
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!114 &721971467
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 721971466}
+  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: 1, g: 1, b: 1, a: 0}
+  m_RaycastTarget: 1
+  m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_Sprite: {fileID: 0}
+  m_Type: 0
+  m_PreserveAspect: 0
+  m_FillCenter: 1
+  m_FillMethod: 4
+  m_FillAmount: 1
+  m_FillClockwise: 1
+  m_FillOrigin: 0
+  m_UseSpriteMesh: 0
+  m_PixelsPerUnitMultiplier: 1
+--- !u!222 &721971468
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 721971466}
+  m_CullTransparentMesh: 1
+--- !u!224 &721971469
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 721971466}
+  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: 2036228772}
+  m_RootOrder: 2
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0, y: 0}
+  m_AnchorMax: {x: 1, y: 1}
+  m_AnchoredPosition: {x: 0, y: 0}
+  m_SizeDelta: {x: 0, y: 0}
+  m_Pivot: {x: 0.5, y: 0.5}
 --- !u!1 &723885554
 GameObject:
   m_ObjectHideFlags: 0
@@ -34515,11 +34591,6 @@ PrefabInstance:
   m_Modification:
     m_TransformParent: {fileID: 396921783056413286}
     m_Modifications:
-    - target: {fileID: 5314986856841044077, guid: 34ad38a1f19e9cb4ca76806cc3001cbe,
-        type: 3}
-      propertyPath: m_AnchoredPosition.x
-      value: 46.089996
-      objectReference: {fileID: 0}
     - target: {fileID: 7172856987813669151, guid: 34ad38a1f19e9cb4ca76806cc3001cbe,
         type: 3}
       propertyPath: m_Name
@@ -40695,13 +40766,14 @@ RectTransform:
   m_Children:
   - {fileID: 565252715}
   - {fileID: 535771638}
+  - {fileID: 721971469}
   m_Father: {fileID: 396921783062070325}
   m_RootOrder: 2
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0, y: 0.5}
   m_AnchorMax: {x: 0, y: 0.5}
-  m_AnchoredPosition: {x: -256, y: 0}
-  m_SizeDelta: {x: 512, y: 1080}
+  m_AnchoredPosition: {x: -254.16, y: 0}
+  m_SizeDelta: {x: 508.32, y: 1080}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &2036228773
 MonoBehaviour:
@@ -40720,6 +40792,16 @@ MonoBehaviour:
   content: {fileID: 894615851}
   coverPrefab: {fileID: 6063977752708943095, guid: 210bbc8613da67c40b6e8abe757bf0a0,
     type: 3}
+  clickBlocker: {fileID: 721971467}
+  udeck:
+    tid: 
+    title: 
+    cover: 
+    hero:
+      tid: 
+      variant: 
+      quantity: 1
+    cards: []
 --- !u!225 &2036228774
 CanvasGroup:
   m_ObjectHideFlags: 0
@@ -45201,7 +45283,7 @@ CanvasGroup:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 396921782448154705}
   m_Enabled: 1
-  m_Alpha: 0
+  m_Alpha: 1
   m_Interactable: 1
   m_BlocksRaycasts: 1
   m_IgnoreParentGroups: 0
diff --git a/Assets/TcgEngine/Scripts/Menu/ChangeCoverLine.cs b/Assets/TcgEngine/Scripts/Menu/ChangeCoverLine.cs
index ab1c2c8..4581f62 100644
--- a/Assets/TcgEngine/Scripts/Menu/ChangeCoverLine.cs
+++ b/Assets/TcgEngine/Scripts/Menu/ChangeCoverLine.cs
@@ -9,10 +9,12 @@ namespace TcgEngine
     public class ChangeCoverLine : MonoBehaviour
     {
         public Image cover;
+        public Image currentCover;
         public string coverName;
         
+        private Button cover_settings_btn;
         public UnityAction<ChangeCoverLine> OnChangeCover;
-        
+
         /// <summary>
         /// 初始化封面显示
         /// </summary>
@@ -20,15 +22,33 @@ namespace TcgEngine
         {
             if (cover != null)
                 cover.sprite = coverSprite;
-
             coverName = name;
+            cover_settings_btn = cover.GetComponent<Button>();
+            cover_settings_btn.onClick.AddListener(OnClickCover);
+        }
+
+        public void RefreshCurrentCover(string coverName)
+        {
+            if (currentCover != null)
+            {
+                Debug.Log(coverName);
+                if (this.coverName == coverName)
+                {
+                    currentCover.color = Color.yellow;
+                }
+                else
+                {
+                    currentCover.color = Color.white;
+                }
+            }
         }
 
         /// <summary>
         /// 点击选择封面
         /// </summary>
-        public void OnClickCover()
+        private void OnClickCover()
         {
+            Debug.Log(coverName);
             OnChangeCover?.Invoke(this);
         }
     }
diff --git a/Assets/TcgEngine/Scripts/Menu/ChangeCoverPanel.cs b/Assets/TcgEngine/Scripts/Menu/ChangeCoverPanel.cs
index 0245229..ec070b9 100644
--- a/Assets/TcgEngine/Scripts/Menu/ChangeCoverPanel.cs
+++ b/Assets/TcgEngine/Scripts/Menu/ChangeCoverPanel.cs
@@ -11,6 +11,13 @@ namespace TcgEngine.UI
 
         public Transform content;
         public GameObject coverPrefab;
+        
+        // 防止重复点击
+        public Image clickBlocker;
+        
+        public UserDeckData udeck;
+        private List<ChangeCoverLine> lineList = new List<ChangeCoverLine>();
+        private bool isInit = false;
 
         private static ChangeCoverPanel instance;
         
@@ -25,7 +32,6 @@ namespace TcgEngine.UI
         protected override void Start()
         {
             base.Start();
-            GenerateCardCovers();
         }
         
         /// <summary>
@@ -39,25 +45,52 @@ namespace TcgEngine.UI
                 GameObject cardCover = Instantiate(coverPrefab, content);
                 var line = cardCover.GetComponent<ChangeCoverLine>();
                 line.SetCover(cover.GetCardCover(), cover.name);
+                line.OnChangeCover += SaveCardCover;
+                lineList.Add(line);
             }
+            isInit = true;
         }
 
         private void RefreshPanel()
         {
-            // dsdd
-            int ss = 0;
+            foreach (var line in lineList)
+            {
+                line.RefreshCurrentCover(udeck.cover);
+            }
         }
 
         public void OpenPanel(DeckLine line)
         {
+            if (!isInit)
+            {
+                GenerateCardCovers();
+            }
             Show();
+            udeck = line.GetUserDeck();
+            coverNameText.text = udeck.title;
             RefreshPanel();
-            coverNameText.text = line.title.text;
         }
 
+        public void SaveCardCover(ChangeCoverLine line)
+        {
+            UserData udata = Authenticator.Get().UserData;
+            udeck.cover = line.coverName;
+            
+            clickBlocker.gameObject.SetActive(true);
+            
+            // ✅ 立即刷新当前 UI
+            RefreshPanel();  // 封面变黄
+            CollectionPanel.Get().RefreshCover(line.cover); // 卡组封面即时更新
+            
+            CollectionPanel.Get().SaveDeckAPI(udata, udeck);
+            Hide();
+        }
+
+
         public override void Show(bool instant = false)
         {
             base.Show(instant);
+            clickBlocker.gameObject.SetActive(false);
         }
 
         public static ChangeCoverPanel Get()
diff --git a/Assets/TcgEngine/Scripts/Menu/CollectionPanel.cs b/Assets/TcgEngine/Scripts/Menu/CollectionPanel.cs
index 5b429a1..0f30087 100644
--- a/Assets/TcgEngine/Scripts/Menu/CollectionPanel.cs
+++ b/Assets/TcgEngine/Scripts/Menu/CollectionPanel.cs
@@ -6,8 +6,8 @@ using UnityEngine.UI;
 namespace TcgEngine.UI
 {
     /// <summary>
-    /// CollectionPanel is the panel where players can see all the cards they own
-    /// Also the panel where they can use the deckbuilder
+    /// CollectionPanel 玩家可以看到他们拥有的所有卡片的面板
+    /// 还有他们可以使用甲板建造者的面板
     /// </summary>
 
     public class CollectionPanel : UIPanel
@@ -64,6 +64,7 @@ namespace TcgEngine.UI
         private List<DeckLine> deck_card_lines = new List<DeckLine>();
 
         private string current_deck_tid;
+        private Image current_deck_image;
         private bool editing_deck = false;
         private bool saving = false;
         private bool spawned = false;
@@ -72,8 +73,6 @@ namespace TcgEngine.UI
 
         private List<UserCardData> deck_cards = new List<UserCardData>();
 
-        // [SerializeField] private Text cardFragmentsText;
-
         private static CollectionPanel instance;
 
         protected override void Awake()
@@ -122,11 +121,6 @@ namespace TcgEngine.UI
         protected override void Update()
         {
             base.Update();
-            if (ApiClient.Get() != null)
-            {
-                UserData udata = ApiClient.Get().UserData;
-                // cardFragmentsText.text = udata.cardfragments.ToString();
-            }
         }
 
         private void LateUpdate()
@@ -187,6 +181,11 @@ namespace TcgEngine.UI
             RefreshCardsQuantities();
         }
 
+        public void RefreshCover(Image cover)
+        {
+            current_deck_image.sprite = cover.sprite;
+        }
+
         public async void ReloadUserDecks()
         {
             await Authenticator.Get().LoadUserData();
@@ -381,7 +380,7 @@ namespace TcgEngine.UI
             RefreshCardsQuantities();
         }
 
-        private void RefreshDeck(UserDeckData deck)
+        public void RefreshDeck(UserDeckData deck)
         {
             deck_title.text = "Deck Name";
             current_deck_tid = GameTool.GenerateRandomID(7);
@@ -558,8 +557,7 @@ namespace TcgEngine.UI
                 ShowNotification("卡组数量错误，无法保存。当前总数: " + totalCardCount + ", 需要: " + GameplayData.Get().deck_size);
                 return;
             }
-
-
+            
             UserData udata = Authenticator.Get().UserData;
             UserDeckData udeck = new UserDeckData();
             udeck.tid = current_deck_tid;
@@ -568,6 +566,10 @@ namespace TcgEngine.UI
             udeck.hero.tid = GetSelectedHeroId();
             udeck.hero.variant = VariantData.GetDefault().id;
             udeck.cards = deck_cards.ToArray();
+            if (string.IsNullOrEmpty(udeck.cover))
+            {
+                udeck.cover = "wind";
+            }
             saving = true;
 
             if (Authenticator.Get().IsTest())
@@ -586,7 +588,7 @@ namespace TcgEngine.UI
             ReloadUserDecks();
         }
 
-        private async void SaveDeckAPI(UserData udata, UserDeckData udeck)
+        public async void SaveDeckAPI(UserData udata, UserDeckData udeck)
         {
             string url = ApiClient.ServerURL + "/users/deck/" + udeck.tid;
             string jdata = ApiTool.ToJson(udeck);
@@ -763,6 +765,7 @@ namespace TcgEngine.UI
 
         public void OnChangeCover(DeckLine line)
         {
+            current_deck_image = line.image;
             ChangeCoverPanel.Get().OpenPanel(line);
         }
         
diff --git a/Assets/TcgEngine/Scripts/Menu/DeckLine.cs b/Assets/TcgEngine/Scripts/Menu/DeckLine.cs
index 1b03875..deba371 100644
--- a/Assets/TcgEngine/Scripts/Menu/DeckLine.cs
+++ b/Assets/TcgEngine/Scripts/Menu/DeckLine.cs
@@ -132,7 +132,18 @@ namespace TcgEngine.UI
                 this.value.enabled = deck.GetQuantity() > 0;
             if (this.value != null)
                 this.value.color = udata.IsDeckValid(deck) ? Color.white : Color.red;
-
+            if (this.image != null)
+            {
+                Debug.Log($"读取：{deck.cover}");
+                if (string.IsNullOrEmpty(deck.cover))
+                {
+                    deck.cover = "fire";
+                    CollectionPanel.Get().SaveDeckAPI(udata, deck);
+                }
+                CardCoverData cover = CardCoverData.Get(deck.cover);
+                this.image.enabled = true;
+                this.image.sprite = cover.GetCardCover();
+            }
             gameObject.SetActive(true);
         }
 
diff --git a/Assets/TcgEngine/Scripts/Menu/PackBuyPanel.cs b/Assets/TcgEngine/Scripts/Menu/PackBuyPanel.cs
index 908a82a..b667440 100644
--- a/Assets/TcgEngine/Scripts/Menu/PackBuyPanel.cs
+++ b/Assets/TcgEngine/Scripts/Menu/PackBuyPanel.cs
@@ -69,7 +69,7 @@ namespace TcgEngine.UI
                     PackPanel.Get()?.ReloadUserPack();
                     PackPanel.Get()?.RefreshCurrency();
                 }
-
+                
                 if (HandPackArea.Get() != null)
                 {
                     HandPackArea.Get().LoadPacks();