Update

Assets/Scripts/UI/LobbyController.cs

@@ -7,6 +7,10 @@ namespace UI
     {
         private VisualElement _joinView;
         private VisualElement _createView;
+        
+        private float _lastInteractionTime;
+        private bool _isCreateMode = false;
+        private const float AutoReturnDelay = 5f;
 
         private void OnEnable()
         {
@@ -22,19 +26,50 @@ namespace UI
             // Create confirm -> Lounge
             root.Q<Button>("btn-create-confirm")?.RegisterCallback<ClickEvent>(evt => UIManager.Instance.ShowScreen("Lounge"));
 
-            // Toggle password field in Create View
+            // Register Interaction Resetters
+            var textFields = root.Query<TextField>().ToList();
+            foreach (var field in textFields)
+                field.RegisterValueChangedCallback(evt => ResetInteractionTimer());
+
+            var toggles = root.Query<Toggle>().ToList();
+            foreach (var t in toggles)
+                t.RegisterValueChangedCallback(evt => ResetInteractionTimer());
+
+            // Password Toggle Logic
             var passToggle = root.Q<Toggle>("toggle-password");
             var passField = root.Q<TextField>("field-password");
             passToggle?.RegisterValueChangedCallback(evt => {
                 if(passField != null) passField.style.display = evt.newValue ? DisplayStyle.Flex : DisplayStyle.None;
             });
+
+            ResetInteractionTimer();
+        }
+
+        private void Update()
+        {
+            if (_isCreateMode)
+            {
+                if (Time.time - _lastInteractionTime > AutoReturnDelay)
+                {
+                    SetMode(false); // Auto return to Stage 1
+                }
+            }
         }
 
         public void SetMode(bool isCreate)
         {
+            _isCreateMode = isCreate;
             if (_joinView == null) return;
+            
             _joinView.style.display = isCreate ? DisplayStyle.None : DisplayStyle.Flex;
             _createView.style.display = isCreate ? DisplayStyle.Flex : DisplayStyle.None;
+            
+            if (isCreate) ResetInteractionTimer();
+        }
+
+        private void ResetInteractionTimer()
+        {
+            _lastInteractionTime = Time.time;
         }
     }
 }