修了很多bug和增加功能，优化不少问题

Assets/scripts/Combat/EnemyCombatant.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using UnityEngine;
 
@@ -8,6 +8,9 @@ public class EnemyCombatant : MonoBehaviour, ICombatant
 {
     public EnemyData_SO sourceData;
 
+    private int _currentDifficultyID;
+    private GameObject _lastAttacker;
+
     // runtime stats
     public int maxHP = 100;
     public int currentHP = 100;
@@ -35,21 +38,24 @@ public class EnemyCombatant : MonoBehaviour, ICombatant
     }
 
     // Documentation text normalized.
-    public void InitializeFromSO(EnemyData_SO so)
+    public void InitializeFromSO(EnemyData_SO so, int difficultyID)
     {
         // This enemy GameObject can be reused for multiple enemy entries in sequence.
         // Clear any runtime buffs so they don't leak across enemy transitions.
         activeBuffs.Clear();
         _attackBaseInitialized = false;
         _attackBaseUnbuffed = 0;
+        _lastAttacker = null;
+        _currentDifficultyID = difficultyID;
 
         sourceData = so;
         if (so != null)
         {
-            maxHP = Mathf.Max(1, so.enemy_maxHP);
-            damageResistance = so.enemy_damageResistance;
-            SetAttack(so.enemy_baseAttack);
-            maxMana = Mathf.Max(0, so.GetEffectiveMaxMana());
+            var stats = so.GetStatsByDifficultyID(difficultyID);
+            maxHP = Mathf.Max(1, stats.enemy_maxHP);
+            damageResistance = stats.enemy_damageResistance;
+            SetAttack(stats.enemy_baseAttack);
+            maxMana = Mathf.Max(0, stats.enemy_maxMana);
         }
         else
         {
@@ -131,6 +137,13 @@ public class EnemyCombatant : MonoBehaviour, ICombatant
     {
         if (isDead) return;
 
+        // Check if any allies are active before receiving damage
+        if (teamUIController.Instance != null && !teamUIController.Instance.IsAnyAllyActive())
+        {
+            return;
+        }
+
+        _lastAttacker = source;
         float effective = amount * (1f - damageResistance);
         int delta = Mathf.CeilToInt(effective);
         currentHP = Mathf.Clamp(currentHP - delta, 0, maxHP);
@@ -278,9 +291,27 @@ public class EnemyCombatant : MonoBehaviour, ICombatant
     {
         if (isDead) return;
 
-        // Finally mark dead so further damage/heal is ignored. 
-        // We set this EARLY because listeners (OnEnemyDied) might re-initialize this instance 
-        // for the next enemy in sequence, which would set isDead = false.
+        // award score to last attacker
+        if (sourceData != null)
+        {
+            var stats = sourceData.GetStatsByDifficultyID(_currentDifficultyID);
+            int award = stats.scoreOnBeingDefeated;
+            if (award > 0)
+            {
+                var ally = _lastAttacker != null ? _lastAttacker.GetComponent<AllyCombatant>() : null;
+                if (ally != null)
+                {
+                    ally.AddScoreDirect(award);
+                }
+                else
+                {
+                    // If no specific attacker, try to find current primary track or just add to global
+                    ScoreManager.Instance?.AddIdolScoreForTrack(0, award);
+                }
+            }
+        }
+
+        // Finally mark dead
         isDead = true;
 
         // 播放 KO 特效
@@ -318,11 +349,19 @@ public class EnemyCombatant : MonoBehaviour, ICombatant
         // notify listeners (UI/manager) that enemy died AFTER triggering skills so they operate on the current instance
         OnEnemyDied?.Invoke(this);
 
-        // Check whether all enemies are now defeated. Use currentHP/IsDead to determine status.
+        // Check whether all enemies are now defeated.
+        // If teamUIController exists, it owns enemy-sequence completion and will fire this event exactly once.
+        // Fallback to legacy scene scan only when teamUIController is not present.
         if (Application.isPlaying)
         {
             try
             {
+                var ui = UnityEngine.Object.FindAnyObjectByType<teamUIController>();
+                if (ui != null)
+                {
+                    return;
+                }
+
                 var all = UnityEngine.Object.FindObjectsByType<EnemyCombatant>(FindObjectsInactive.Include, FindObjectsSortMode.None);
                 bool anyAlive = false;
                 foreach (var e in all)