摄像机区域的架构改动

Assets/_Game/Scripts/World/Liquid/LiquidZone.cs

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+// Assets/Scripts/World/Liquid/LiquidZone.cs
+using BaseGames.Core.Events;
+using BaseGames.Feedback;
+using UnityEngine;
+
+namespace BaseGames.World.Liquid
+{
+    /// <summary>
+    /// 挂在液态区域根 GameObject 上。
+    /// 酸液/熔岩时需同时挂载 HazardZone（InstantKill 类型）。
+    /// </summary>
+    [RequireComponent(typeof(Collider2D))]
+    public class LiquidZone : MonoBehaviour
+    {
+        [Header("液体类型")]
+        [SerializeField] private LiquidType            _liquidType   = LiquidType.Water;
+
+        [Header("区域标识（存档/跨系统识别）")]
+        [SerializeField] private string                _zoneId;
+
+        [Header("伤害（Acid/Lava 由子节点 HazardZone 处理；Water 类型溺死由 WaterDangerState 处理）")]
+
+        [Header("物理配置")]
+        [SerializeField] private LiquidPhysicsConfigSO _physicsConfig;
+
+        [Header("Event Channels")]
+        [SerializeField] private LiquidEventChannelSO  _onPlayerEntered;
+        [SerializeField] private LiquidEventChannelSO  _onPlayerExited;
+
+        [Header("Feedback")]
+        [SerializeField] private SceneFeedback          _splashEnterFeedback;
+        [SerializeField] private SceneFeedback          _splashExitFeedback;
+
+        public LiquidType            Type    => _liquidType;
+        public LiquidPhysicsConfigSO Physics => _physicsConfig;
+        public string                ZoneId  => _zoneId;
+
+        private void OnTriggerEnter2D(Collider2D other)
+        {
+            if (!other.CompareTag("Player")) return;
+            _splashEnterFeedback?.Play();
+            _onPlayerEntered?.Raise(new LiquidEvent(_zoneId, _liquidType));
+        }
+
+        private void OnTriggerExit2D(Collider2D other)
+        {
+            if (!other.CompareTag("Player")) return;
+            _splashExitFeedback?.Play();
+            _onPlayerExited?.Raise(new LiquidEvent(_zoneId, _liquidType));
+        }
+    }
+}