fix(dreamdoor): 优化终端变形顿挫并提高跳字速度

Co-authored-by: Cursor <cursoragent@cursor.com>

Assets/Scenes/梦境.unity

@@ -726,18 +726,19 @@ MonoBehaviour:
   terminalShapeReference: {fileID: 1847534534}
   seaCollapseScale: {x: 0.9, y: 0.84, z: 1}
   doorSnapScale: {x: 2.68, y: 1.06, z: 1}
-  morphEase: 10
+  morphEase: 27
   frameHidePhase: 2
   doorSnapDuration: 0.2
   backgroundCutDelay: 0.04
-  preMorphHoldDuration: 0.16
-  postMorphBootDelay: 0.12
+  preMorphHoldDuration: 0.22
+  postMorphBootDelay: 0.06
   referenceSnapMorphProgress: 0.08
   referenceSnapPadding: {x: 0.18, y: 0.18}
   blackoutAlpha: 1
   blackoutFadeInDuration: 0.08
   blackoutFadeOutDuration: 0.12
   morphStartTimelineName: "\u59D0\u59D0/\u5934\u75DB"
+  morphDuration: 0.45
   hideOnTerminal:
   - {fileID: 1420961917}
 --- !u!1 &450371654
@@ -1584,7 +1585,7 @@ MonoBehaviour:
   promptString: '> bit seaExists = '
   onCompleteNode: "\u82CF\u9192"
   typewriterCharDelay: 0.025
-  bootSpeedMultiplier: 4
+  bootSpeedMultiplier: 20
   bootSequence:
   - text: root@sys:~$ dream.render --stop --session 0742
     style: 3

Assets/Scripts/UI/Components/DreamTerminalUI.cs

@@ -145,7 +145,8 @@ namespace AibisDream.UI
         public float MorphProgress
         {
             get => morphProgress;
-            set => morphProgress = Mathf.Clamp01(value);
+            // 允许略超 1，配合 OutBack 过冲；收束时由门系统写回 1。
+            set => morphProgress = Mathf.Clamp(value, 0f, 1.35f);
         }
 
         #endregion
@@ -254,8 +255,7 @@ namespace AibisDream.UI
 
         public Vector2 EvaluateFrameSize(float progress)
         {
-            float frameProgress = Mathf.SmoothStep(0f, 1f, Mathf.Clamp01(progress));
-            return Vector2.Lerp(morphStartSize, terminalSize, frameProgress);
+            return Vector2.LerpUnclamped(morphStartSize, terminalSize, progress);
         }
 
         [ContextMenu("Preview/Frame Only")]
@@ -299,9 +299,10 @@ namespace AibisDream.UI
 
             if (Alpha <= 0.01f) return;
 
-            float frameProgress = Mathf.SmoothStep(0f, 1f, MorphProgress);
+            // 不用 SmoothStep 二次柔化；允许 >1 以保留 OutBack 过冲顿挫。
+            float frameProgress = MorphProgress;
             float textReveal = frameProgress >= 0.999f ? 1f : 0f;
-            Vector2 currentSize = Vector2.Lerp(morphStartSize, terminalSize, frameProgress);
+            Vector2 currentSize = Vector2.LerpUnclamped(morphStartSize, terminalSize, frameProgress);
 
             using (Draw.Command(cam))
             {
@@ -1007,9 +1008,9 @@ namespace AibisDream.UI
 
         private void DrawEditorScenePreview()
         {
-            float frameProgress = Mathf.SmoothStep(0f, 1f, MorphProgress);
+            float frameProgress = MorphProgress;
             float textReveal = frameProgress >= 0.999f ? 1f : 0f;
-            Vector2 currentSize = Vector2.Lerp(morphStartSize, terminalSize, frameProgress);
+            Vector2 currentSize = Vector2.LerpUnclamped(morphStartSize, terminalSize, frameProgress);
 
             Matrix4x4 previousMatrix = Handles.matrix;
             Color previousColor = Handles.color;