Refactor code structure for improved readability and maintainability

Assets/_Game/Scripts/Enemies/Boss/ChaoFengFloatController.cs

@@ -0,0 +1,46 @@
+using System.Collections;
+using UnityEngine;
+
+namespace BaseGames.Enemies.Boss
+{
+    /// <summary>
+    /// 嘲风漂浮控制器：负责 Phase 2 进入时上浮、击落时下落的平滑位移。
+    /// 使用 Rigidbody2D.MovePosition 做帧级 Lerp 插值，避免物理穿墙。
+    /// </summary>
+    public class ChaoFengFloatController : MonoBehaviour
+    {
+        [SerializeField] private float         _floatHeight  = 5f;
+        [SerializeField] private float         _riseDuration = 1.5f;
+        [SerializeField] private float         _fallDuration = 0.8f;
+        [SerializeField] private Rigidbody2D   _rb;
+
+        private float _groundY;
+
+        private void Start() => _groundY = transform.position.y;
+
+        /// <summary>上浮至悬空高度（切换为 Kinematic 后执行）。</summary>
+        public IEnumerator FloatUp()
+        {
+            _rb.bodyType = RigidbodyType2D.Kinematic;
+            _rb.velocity = Vector2.zero;
+            yield return TweenY(transform.position.y, _groundY + _floatHeight, _riseDuration);
+        }
+
+        /// <summary>下落回地面（落地后恢复 Dynamic）。</summary>
+        public IEnumerator FallDown()
+        {
+            yield return TweenY(transform.position.y, _groundY, _fallDuration);
+            _rb.bodyType = RigidbodyType2D.Dynamic;
+        }
+
+        private IEnumerator TweenY(float from, float to, float duration)
+        {
+            for (float t = 0f; t < duration; t += Time.deltaTime)
+            {
+                _rb.MovePosition(new Vector2(transform.position.x, Mathf.Lerp(from, to, t / duration)));
+                yield return null;
+            }
+            _rb.MovePosition(new Vector2(transform.position.x, to));
+        }
+    }
+}