Refine UI stack and add Ashwick keypad puzzle

Assets/Scripts/UI/Menus/PauseMenuWindow.cs

@@ -20,7 +20,7 @@ using VContainer;
 
 namespace BriarQueen.UI.Menus
 {
-    public class PauseMenuWindow : MonoBehaviour, IUIWindow
+    public class PauseMenuWindow : MonoBehaviour, IUIWindow, IUIOverlayHost
     {
         [Header("Root UI")]
         [SerializeField] private CanvasGroup _canvasGroup;
@@ -186,11 +186,8 @@ namespace BriarQueen.UI.Menus
         {
             StopAndResetCancellation();
 
-            _canvasGroup.blocksRaycasts = false;
+            _canvasGroup.blocksRaycasts = true;
             _canvasGroup.interactable   = false;
-            
-            
-            TryUnregisterRaycaster();
 
             try
             {
@@ -212,9 +209,46 @@ namespace BriarQueen.UI.Menus
             _canvasGroup.blocksRaycasts = false;
             _canvasGroup.interactable   = false;
 
+            TryUnregisterRaycaster();
             gameObject.SetActive(false);
         }
 
+        public async UniTask SuspendForOverlay()
+        {
+            StopAndResetCancellation();
+
+            _buttonsGroup.blocksRaycasts = false;
+            _buttonsGroup.interactable   = false;
+
+            try
+            {
+                await FadeGroup(_buttonsGroup, 0f, _buttonFadeSettings, _cts.Token);
+            }
+            catch (OperationCanceledException)
+            {
+                return;
+            }
+        }
+
+        public async UniTask ResumeFromOverlay()
+        {
+            StopAndResetCancellation();
+
+            _buttonsGroup.blocksRaycasts = true;
+            _buttonsGroup.interactable   = true;
+
+            try
+            {
+                await FadeGroup(_buttonsGroup, 1f, _buttonFadeSettings, _cts.Token);
+            }
+            catch (OperationCanceledException)
+            {
+                return;
+            }
+
+            SelectDefault();
+        }
+
         // ── DI ────────────────────────────────────────────────────────
 
         [Inject]
@@ -299,7 +333,7 @@ namespace BriarQueen.UI.Menus
 
         private void OnSettingsClicked(UnderlineButton _)
         {
-            _eventCoordinator?.Publish(new UIToggleSettingsWindow(true));
+            _eventCoordinator?.Publish(new UIToggleSettingsWindow(true, SettingsOpenSource.PauseMenu));
         }
 
         private void OnExitClicked(UnderlineButton _)
@@ -430,4 +464,4 @@ namespace BriarQueen.UI.Menus
             _cts = new CancellationTokenSource();
         }
     }
-}
+}