一些修复和优化

Assets/playerInfoDisplay/uls/uLevel_skills.cs

@@ -1,5 +1,6 @@
 using UnityEngine;
 using UnityEngine.UI;
+using Bansonic;
 
 public class uLevel_skills : MonoBehaviour
 {
@@ -29,6 +30,8 @@ public class uLevel_skills : MonoBehaviour
     private Color defaultNeedCoinsColor = Color.white;
     private const int SkillSwitchCooldownMatches = 3;
     private const int SkillSwitchMinimumCost = 200;
+    private const int ChallengerModelSkillIndex = 3;
+    private const string ChallengerModelBlockedMessage = "\u6682\u65f6\u65e0\u6cd5\u5207\u6362\u8fd9\u4e2a\u6280\u80fd";
 
     private void Start()
     {
@@ -101,6 +104,16 @@ public class uLevel_skills : MonoBehaviour
         if (entry == null || !IsSkillUnlocked(entry))
             return;
 
+        if (index == ChallengerModelSkillIndex)
+        {
+            gNotice.error.display(ChallengerModelBlockedMessage);
+            pendingSkillIndex = -1;
+            RefreshDetailPanel();
+            RefreshChangeUi();
+            RefreshStatusesOnly();
+            return;
+        }
+
         int currentEnabledIndex = GetEnabledSkillIndex();
         if (index == currentEnabledIndex)
         {
@@ -255,6 +268,16 @@ public class uLevel_skills : MonoBehaviour
             return;
         }
 
+        if (pendingSkillIndex == ChallengerModelSkillIndex)
+        {
+            gNotice.error.display(ChallengerModelBlockedMessage);
+            pendingSkillIndex = -1;
+            RefreshStatusesOnly();
+            RefreshDetailPanel();
+            RefreshChangeUi();
+            return;
+        }
+
         int switchCost = GetSkillSwitchCost();
         bool spent = Application.isPlaying
             ? PlayerEconomyLedger.EnsureInstance().TrySpendCoins(switchCost)