Refine UI stack and add Ashwick keypad puzzle

Assets/Scripts/UI/Codex/CodexWindow.cs

@@ -341,12 +341,10 @@ namespace BriarQueen.UI.Codex
 
             if (_canvasGroup != null)
             {
-                _canvasGroup.blocksRaycasts = false;
+                _canvasGroup.blocksRaycasts = true;
                 _canvasGroup.interactable   = false;
             }
 
-            TryUnregisterRaycaster();
-
             _windowSequence = Sequence.Create(useUnscaledTime: true)
                 .Group(Tween.Alpha(_backgroundGroup, new TweenSettings<float>
                 {
@@ -375,6 +373,7 @@ namespace BriarQueen.UI.Codex
                 _canvasGroup.interactable   = false;
             }
 
+            TryUnregisterRaycaster();
             gameObject.SetActive(false);
             Debug.Log($"[CodexWindow] Codex Window Hide Complete.");
         }
@@ -1276,4 +1275,4 @@ namespace BriarQueen.UI.Codex
 
         private enum LeftPanelState { Categories, Locations, Entries }
     }
-}
+}