diff --git a/Assets/MyGame/Scripts/Turret/SitPosData.cs b/Assets/MyGame/Scripts/Turret/SitPosData.cs
index 1cfcf4ab6..8a1b37cc9 100644
--- a/Assets/MyGame/Scripts/Turret/SitPosData.cs
+++ b/Assets/MyGame/Scripts/Turret/SitPosData.cs
@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using TMPro;
 using UnityEngine;
+using UnityEngine.EventSystems;
 using UnityEngine.UI;
 
 /// <summary>炮台控制模式</summary>
@@ -14,8 +15,18 @@ public enum TurretControlMode
     XJMH = 1
 }
 
-public class SitPosData : MonoBehaviour
+public class SitPosData : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
 {
+    [Tooltip("长按判定时间(秒)：按住 img_OpenPT 超过此时间触发 OnOpenPTLongPress")]
+    public float openPTLongPressTime = 0.5f;
+    public Image img_OpenPT;
+
+    /// <summary>长按 img_OpenPT 触发一次（GameMainPanel 订阅后用它开关炮台面板，仅本地玩家座位有意义）</summary>
+    public event Action OnOpenPTLongPress;
+
+    private bool _openPTPressing;
+    private float _openPTPressTimer;
+
     public bool IsBaoJiangingActive;
     public Transform obj_BaoJiangZhongPanelPosition;
 
@@ -294,6 +305,39 @@ public class SitPosData : MonoBehaviour
     private void Update()
     {
         UpdateZhanShenLaser();
+
+        // ⭐ 长按 img_OpenPT 计时：到达阈值触发一次（提前松手不触发）
+        if (_openPTPressing)
+        {
+            _openPTPressTimer += Time.deltaTime;
+            if (_openPTPressTimer >= openPTLongPressTime)
+            {
+                _openPTPressing = false;
+                _openPTPressTimer = 0f;
+                OnOpenPTLongPress?.Invoke();
+            }
+        }
+    }
+
+    // ==================== 长按 img_OpenPT（打开炮台面板） ====================
+
+    /// <summary>按下：命中 img_OpenPT（或其子对象）才开始长按计时（其他区域不响应）</summary>
+    public void OnPointerDown(PointerEventData eventData)
+    {
+        if (img_OpenPT == null) return;
+        var hit = eventData.pointerCurrentRaycast.gameObject;
+        if (hit == null) return;
+        if (hit != img_OpenPT.gameObject && !hit.transform.IsChildOf(img_OpenPT.transform)) return;
+
+        _openPTPressing = true;
+        _openPTPressTimer = 0f;
+    }
+
+    /// <summary>松开：取消长按计时（未达阈值不触发）</summary>
+    public void OnPointerUp(PointerEventData eventData)
+    {
+        _openPTPressing = false;
+        _openPTPressTimer = 0f;
     }
 
     // ==================== 战神激光（锁定时显示） ====================
diff --git a/Assets/MyGame/aa/UI/Game/GameMainPanel_FishBase.cs b/Assets/MyGame/aa/UI/Game/GameMainPanel_FishBase.cs
index eb93743f8..4f658b11e 100644
--- a/Assets/MyGame/aa/UI/Game/GameMainPanel_FishBase.cs
+++ b/Assets/MyGame/aa/UI/Game/GameMainPanel_FishBase.cs
@@ -278,7 +278,8 @@ public class GameMainPanel_FishBase : GameMainPanel_Base
                     if (item.posID == roomJoinNotice.position)
                     {
                         currSitData = item;
-
+                        // ⭐ 长按本地座位的 img_OpenPT 开关炮台面板（与 btn_ChangeTurret 同逻辑）
+                        HookOpenPTLongPress(currSitData);
                     }
                     else
                     {
@@ -415,6 +416,9 @@ public class GameMainPanel_FishBase : GameMainPanel_Base
         // ⭐ 清理 XJMH 扇形切换UI（如果还在显示）
         CleanupTurretSwitcher();
 
+        // ⭐ 解绑长按 img_OpenPT 打开炮台面板的订阅
+        UnhookOpenPTLongPress();
+
         UnLoadResources();
         // 场景可能未加载或已卸载，做保护避免重复卸载报错
         var scene = SceneManager.GetSceneByName(sceneName);
@@ -432,6 +436,51 @@ public class GameMainPanel_FishBase : GameMainPanel_Base
     }
     #endregion
 
+    #region 长按 img_OpenPT 开关炮台面板
+
+    /// <summary>已订阅长按事件的座位（换座位/重进房间时先解绑避免重复订阅）</summary>
+    private SitPosData _openPTHookedSit;
+    /// <summary>缓存的长按处理器（解绑用）</summary>
+    private Action _openPTLongPressHandler;
+
+    /// <summary>
+    /// 订阅本地座位的 img_OpenPT 长按事件：长按开关炮台面板（subUIManager，与 btn_ChangeTurret 同逻辑）。
+    /// XJMH 模式没有炮台面板（用扇形切换），不订阅。
+    /// </summary>
+    private void HookOpenPTLongPress(SitPosData sit)
+    {
+        // 先解绑旧订阅
+        UnhookOpenPTLongPress();
+
+        if (sit == null || sit.turretControlMode == TurretControlMode.XJMH) return;
+
+        _openPTLongPressHandler = () =>
+        {
+            // 与 btn_ChangeTurret 完全相同的开关逻辑：开着就关，没开就打开
+            var panel = subUIManager.Get<SubUIBase>(UIPanel.TurretPanel);
+            if (panel != null && panel.gameObject.activeSelf)
+                subUIManager.Hide(UIPanel.TurretPanel);
+            else
+            {
+                subUIManager.ShowAsync(UIPanel.TurretPanel, (ItemPanelSelect.Turrect, true));
+                StartCoroutine(CloseSettingList());
+            }
+        };
+        sit.OnOpenPTLongPress += _openPTLongPressHandler;
+        _openPTHookedSit = sit;
+    }
+
+    /// <summary>解绑长按 img_OpenPT 的订阅（面板隐藏/重新订阅前调用）</summary>
+    private void UnhookOpenPTLongPress()
+    {
+        if (_openPTHookedSit != null && _openPTLongPressHandler != null)
+            _openPTHookedSit.OnOpenPTLongPress -= _openPTLongPressHandler;
+        _openPTHookedSit = null;
+        _openPTLongPressHandler = null;
+    }
+
+    #endregion
+
     #region 生命周期
     private float baseAttackTime;
 
diff --git a/Assets/MyGame/aa/UI/Game/左下.prefab b/Assets/MyGame/aa/UI/Game/左下.prefab
index 499c84d18..fa20ebadf 100644
--- a/Assets/MyGame/aa/UI/Game/左下.prefab
+++ b/Assets/MyGame/aa/UI/Game/左下.prefab
@@ -739,6 +739,81 @@ MonoBehaviour:
     y: 0
     width: 1
     height: 1
+--- !u!1 &2018068718678918123
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 743621258860174113}
+  - component: {fileID: 5020678746128137213}
+  - component: {fileID: 1043577480745425357}
+  m_Layer: 5
+  m_Name: Image
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!224 &743621258860174113
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2018068718678918123}
+  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: 2732244402854446462}
+  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: 80.221466}
+  m_SizeDelta: {x: 210.2, y: 123.8501}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!222 &5020678746128137213
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2018068718678918123}
+  m_CullTransparentMesh: 1
+--- !u!114 &1043577480745425357
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2018068718678918123}
+  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!1 &2025156255710582528
 GameObject:
   m_ObjectHideFlags: 0
@@ -1244,7 +1319,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 1, g: 1, b: 1, a: 0.6745098}
   m_RaycastTarget: 0
   m_RaycastPadding: {x: 0, y: 0, z: 0, w: 0}
   m_Maskable: 1
@@ -2132,6 +2207,7 @@ RectTransform:
   - {fileID: 5516422369603436267}
   - {fileID: 1688708463719695129}
   - {fileID: 332937045809476598}
+  - {fileID: 743621258860174113}
   m_Father: {fileID: 8303575886087428388}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0}
@@ -2780,6 +2856,8 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: 16cfaab69e1fa404dbb8432276bd7537, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  openPTLongPressTime: 0.5
+  img_OpenPT: {fileID: 1043577480745425357}
   IsBaoJiangingActive: 0
   obj_BaoJiangZhongPanelPosition: {fileID: 6515038176716052403}
   user: 
@@ -4249,6 +4327,21 @@ PrefabInstance:
       propertyPath: m_Name
       value: gun_barrel_14901_multy
       objectReference: {fileID: 0}
+    - target: {fileID: 2826291771310781170, guid: 3a10d8f351e3d52489bceee1b4740337,
+        type: 3}
+      propertyPath: m_LocalScale.x
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 2826291771310781170, guid: 3a10d8f351e3d52489bceee1b4740337,
+        type: 3}
+      propertyPath: m_LocalScale.y
+      value: 0
+      objectReference: {fileID: 0}
+    - target: {fileID: 2826291771310781170, guid: 3a10d8f351e3d52489bceee1b4740337,
+        type: 3}
+      propertyPath: m_LocalScale.z
+      value: 0
+      objectReference: {fileID: 0}
     - target: {fileID: 3658765242434420830, guid: 3a10d8f351e3d52489bceee1b4740337,
         type: 3}
       propertyPath: m_SortingLayer
diff --git a/Assets/MyGame/aa/UI/Home/UIHomeMain.cs b/Assets/MyGame/aa/UI/Home/UIHomeMain.cs
index 1a00afd2b..e7a7fb5a6 100644
--- a/Assets/MyGame/aa/UI/Home/UIHomeMain.cs
+++ b/Assets/MyGame/aa/UI/Home/UIHomeMain.cs
@@ -176,7 +176,7 @@ public class UIHomeMain : UIBase
             APIRequestList.GetRankingRewardConfig(cfg =>
             {
                 Debug.Log($"[排行榜入口] isEnabled={cfg.isEnabled} isMaintaining={cfg.isMaintaining}");
-                if (!cfg.isMaintaining)
+                if (cfg.isMaintaining|| !cfg.isEnabled)
                 {
                     // 排行榜维护中：弹提示弹窗（点确认关闭），不打开界面
                     UIManager.Instance.ShowTiShi(string.IsNullOrEmpty(cfg.maintainingMessage) ? "维护中..." : cfg.maintainingMessage);