```

feat(gameplay): 提升单位检测范围并添加法师属性

- 将所有单位的检测范围从默认值提升至100
- 为法师预制体添加护盾、等级等新属性
- 为法师添加暴击、吸血、伤害减免等战斗属性
- 更换法师弹丸预设并调整相关参数
- 添加锚点交战Z线控制功能
- 更新玩家数据中配备的召唤师技能
- 移除多余的纹理配置文件
```

Assets/Scripts/关卡脚本/DefenseGameFlowController.cs

@@ -18,6 +18,7 @@ public class DefenseGameFlowController : MonoBehaviour
     public DefenseWaveLevelController waveLevelController;
     public Button startBattleButton;
     public GameObject deploymentUI;         // 布阵 UI（英雄卡片面板）
+    public Text deployHintText;             // 布阵提示文本
 
     [Header("英雄配置")]
     public HeroRoster roster;
@@ -77,6 +78,7 @@ public class DefenseGameFlowController : MonoBehaviour
         SetupDeployGrid();
         DeployHighlight.Ensure();
         InitializeCardDrag();
+        EnsureDeployHintText();
 
         Debug.Log("DefenseGameFlowController: 布阵阶段，把英雄卡拖到网格上。");
     }
@@ -138,7 +140,7 @@ public class DefenseGameFlowController : MonoBehaviour
         }
 
         AlignGridCells(deployGridRoot.transform);
-        deployGridRoot.SetActive(true);
+        deployGridRoot.SetActive(false); // 隐藏蓝框视觉，仅保留拖拽时的防守格位高亮
     }
 
     /// <summary>把网格下的格位按 DeployGrid 的坐标摆好，保证视觉与吸附完全一致。</summary>
@@ -227,6 +229,58 @@ public class DefenseGameFlowController : MonoBehaviour
         Debug.Log($"DefenseGameFlowController: 已按出战阵容开启 {cardDrags.Count} 张卡片的拖动。");
     }
 
+    /// <summary>
+    /// 确保布阵提示文本存在。如果 Inspector 未绑定，则在 TowerDefenseCanvas 下自动创建或寻找。
+    /// </summary>
+    private void EnsureDeployHintText()
+    {
+        if (deployHintText != null)
+        {
+            deployHintText.gameObject.SetActive(true);
+            deployHintText.text = "拖拽下方卡牌部署英雄到格位";
+            return;
+        }
+
+        var canvasObj = GameObject.Find("TowerDefenseCanvas");
+        if (canvasObj == null) return;
+
+        var existingHint = canvasObj.transform.Find("DeployHintText");
+        if (existingHint != null)
+        {
+            deployHintText = existingHint.GetComponent<Text>();
+            if (deployHintText != null)
+            {
+                deployHintText.gameObject.SetActive(true);
+                deployHintText.text = "拖拽下方卡牌部署英雄到格位";
+                return;
+            }
+        }
+
+        // 自动创建 DeployHintText UI
+        var hintObj = new GameObject("DeployHintText", typeof(RectTransform), typeof(CanvasRenderer), typeof(Text));
+        hintObj.transform.SetParent(canvasObj.transform, false);
+
+        var rect = hintObj.GetComponent<RectTransform>();
+        rect.anchorMin = new Vector2(0.5f, 1f);
+        rect.anchorMax = new Vector2(0.5f, 1f);
+        rect.pivot = new Vector2(0.5f, 1f);
+        rect.anchoredPosition = new Vector2(0f, -310f); // 放在顶部标题与开始按钮下方
+        rect.sizeDelta = new Vector2(600f, 60f);
+
+        deployHintText = hintObj.GetComponent<Text>();
+        deployHintText.text = "拖拽下方卡牌部署英雄到格位";
+        deployHintText.font = Resources.GetBuiltinResource<Font>("LegacyRuntime.ttf");
+        deployHintText.fontSize = 28;
+        deployHintText.fontStyle = FontStyle.Bold;
+        deployHintText.alignment = TextAnchor.MiddleCenter;
+        deployHintText.color = new Color(1f, 0.92f, 0.5f, 1f); // 亮暖黄色，突出提示
+
+        // 加上外发光/阴影组件增强可视度
+        var shadow = hintObj.AddComponent<Shadow>();
+        shadow.effectColor = new Color(0f, 0f, 0f, 0.8f);
+        shadow.effectDistance = new Vector2(2f, -2f);
+    }
+
     /// <summary>
     /// 读取玩家出战阵容（PlayerData.json 的 currentDeck），按槽位返回角色数据。
     /// PlayerData 不可用时回退到场景里配置的 HeroRoster。
@@ -360,6 +414,7 @@ public class DefenseGameFlowController : MonoBehaviour
 
         if (deploymentUI != null) deploymentUI.SetActive(false);
         if (startBattleButton != null) startBattleButton.gameObject.SetActive(false);
+        if (deployHintText != null) deployHintText.gameObject.SetActive(false);
         if (deployGridRoot != null) deployGridRoot.SetActive(false);
         if (DeployHighlight.Instance != null) DeployHighlight.Instance.Hide();
 
@@ -432,7 +487,8 @@ public class DefenseGameFlowController : MonoBehaviour
             unitBase.InitializeFromPlayerData(
                 characterData.GetMaxHealth(level),
                 characterData.GetAttackPower(level),
-                characterData.GetMoveSpeed(level));
+                characterData.GetMoveSpeed(level),
+                level);
         }
 
         var healthBar = unit.GetComponent<WorldHealthBar>();
@@ -536,12 +592,21 @@ public class DefenseGameFlowController : MonoBehaviour
             var unitBase = hero.GetComponent<UnitBase>();
             var navAgent = hero.GetComponent<UnityEngine.AI.NavMeshAgent>();
 
-            bool canWalk = UnityEngine.AI.NavMesh.SamplePosition(
-                hero.transform.position, out _, 2f, UnityEngine.AI.NavMesh.AllAreas);
+            // 如果处于攻击或技能状态，navAgent 可能会被临时禁用，需重新启用 NavMeshAgent
+            if (unitBase != null)
+            {
+                unitBase.target = null; // 清空目标退出攻击/追踪状态
+            }
+            if (navAgent != null && !navAgent.enabled)
+            {
+                navAgent.enabled = true;
+            }
 
-            if (navAgent != null && navAgent.enabled && canWalk)
+            bool canWalk = navAgent != null && navAgent.enabled && navAgent.isOnNavMesh
+                && UnityEngine.AI.NavMesh.SamplePosition(hero.transform.position, out _, 2f, UnityEngine.AI.NavMesh.AllAreas);
+
+            if (canWalk)
             {
-                if (unitBase != null) unitBase.target = null;   // 放开目标，进入回位
                 navAgent.isStopped = false;
                 navAgent.ResetPath();
                 continue;
@@ -552,7 +617,11 @@ public class DefenseGameFlowController : MonoBehaviour
             {
                 Debug.LogWarning($"DefenseGameFlowController: {hero.name} 寻路不可用，瞬移回格位");
                 hero.transform.position = initialPos;
-                if (navAgent != null) navAgent.nextPosition = initialPos;
+                if (navAgent != null)
+                {
+                    if (!navAgent.enabled) navAgent.enabled = true;
+                    navAgent.nextPosition = initialPos;
+                }
                 if (unitBase != null) unitBase.ResetAnchorPosition();
             }
         }