Update

Assets/.gemini-workspace-history/active-context.md

@@ -0,0 +1 @@
+No previous session history found for this workspace.

Assets/.idea/.gitignore

@@ -0,0 +1,15 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Rider ignored files
+/contentModel.xml
+/.idea.Assets.iml
+/modules.xml
+/projectSettingsUpdater.xml
+# Ignored default folder with query files
+/queries/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

Assets/.idea/encodings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" addBOMForNewFiles="with BOM under Windows, with no BOM otherwise" />
+</project>

Assets/.idea/indexLayout.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="UserContentModel">
+    <attachedFolders />
+    <explicitIncludes />
+    <explicitExcludes />
+  </component>
+</project>

Assets/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

Assets/Scenes/Main Scene.unity

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Assets/Scripts/Network/BasicSpawner.cs

@@ -72,8 +72,13 @@ namespace Hallucinate.UI
                         await _runner.Shutdown();
                     }
 
-                    Debug.Log("[BasicSpawner] Destroying existing runner component.");
-                    Destroy(_runner);
+                    // Check if it still exists (Unity pseudo-null check)
+                    if (_runner != null)
+                    {
+                        // Only log if it's actually a valid object to destroy
+                        // If it's already marked for destruction, Unity == null will be true soon
+                        Destroy(_runner);
+                    }
                     _runner = null;
 
                     await Task.Yield();
@@ -84,6 +89,8 @@ namespace Hallucinate.UI
                 }
             }
 
+            if (this == null) return; // BasicSpawner itself might be destroyed
+
             Debug.Log("[BasicSpawner] Creating new NetworkRunner component.");
             _runner = gameObject.AddComponent<NetworkRunner>();
             _runner.ProvideInput = true;
@@ -118,7 +125,12 @@ namespace Hallucinate.UI
 
         public async Task<bool> StartHost(string sessionName, string displayName, string password = null)
         {
-            if (_isStarting) return false;
+            // Wait for any existing startup process (like StartLobby) to finish
+            while (_isStarting)
+            {
+                await Task.Yield();
+            }
+
             _isStarting = true;
 
             try 

Assets/Scripts/Network/PlayerDataManager.cs

@@ -24,15 +24,22 @@ public class PlayerDataManager : NetworkBehaviour
         Instance = this;
     }
 
+    public override void Despawned(NetworkRunner runner, bool hasState)
+    {
+        if (Instance == this) Instance = null;
+    }
+
     [Rpc(RpcSources.All, RpcTargets.StateAuthority)]
     public void RPC_UpdatePlayerMetaData(PlayerRef playerRef, _PlayerMetaData metaData)
     {
+        if (Object == null || !Object.IsValid) return;
         Players.Set(playerRef, metaData);
     }
 
     [Rpc(RpcSources.All, RpcTargets.StateAuthority)]
     public void RPC_SetReady(PlayerRef playerRef, bool ready)
     {
+        if (Object == null || !Object.IsValid) return;
         if (Players.TryGet(playerRef, out var data))
         {
             data.IsReady = ready;
@@ -48,6 +55,10 @@ public class PlayerDataManager : NetworkBehaviour
     
     public bool TryGetPlayerMetaData(PlayerRef playerRef, out _PlayerMetaData metaData)
     {
+        metaData = default;
+        // Kiểm tra xem object đã được Spawned chưa trước khi truy cập networked property
+        if (Object == null || !Object.IsValid) return false;
+        
         return Players.TryGet(playerRef, out metaData);
     }
 }

Assets/Scripts/UI/LobbyController.cs

@@ -1,4 +1,4 @@
-using UnityEngine;
+using UnityEngine;
 using UnityEngine.UIElements;
 using System.Collections.Generic;
 using System.Threading.Tasks;
@@ -31,6 +31,8 @@ namespace Hallucinate.UI
         private Label _guestChatMessage;
         private TextField _chatInput;
 
+        private bool _isBusy = false;
+
         public override void Initialize(VisualElement uxmlRoot, UIManager manager)
         {
             base.Initialize(uxmlRoot, manager);
@@ -49,6 +51,7 @@ namespace Hallucinate.UI
             _loungeRoomName = root.Q<Label>("LoungeRoomName");
             _readyBtn = root.Q<Button>("ReadyBtn");
             _startBtn = root.Q<Button>("StartBtn");
+            if (_startBtn != null) _startBtn.style.display = DisplayStyle.None; // Default to hidden
             _hostNameLabel = root.Q<Label>("HostName");
             _hostStatusLabel = root.Q<Label>("HostReadyStatus");
             _hostChatBox = root.Q<VisualElement>("HostChatBox");
@@ -59,9 +62,10 @@ namespace Hallucinate.UI
             _guestChatMessage = root.Q<Label>("GuestChatMessage");
             _chatInput = root.Q<TextField>("ChatInput");
 
+
             root.Q<Button>("GoToCreateBtn").clicked += ShowCreate;
             root.Q<Button>("CancelCreateBtn").clicked += ShowJoin;
-            root.Q<Button>("BackToMenuBtn").clicked += async () => await uiManager.Pop();
+            root.Q<Button>("BackToMenuBtn").clicked += async () => { if (_isBusy) return; await uiManager.Pop(); };
             _confirmCreateBtn = root.Q<Button>("ConfirmCreateBtn");
             if (_confirmCreateBtn != null) _confirmCreateBtn.clicked += OnCreateRoomClicked;
             root.Q<Button>("ConfirmJoinBtn").clicked += OnConfirmPasswordClicked;
@@ -103,7 +107,8 @@ namespace Hallucinate.UI
         {
             var runner = Object.FindFirstObjectByType<NetworkRunner>();
             if (runner == null) return;
-            bool isHost = sender.PlayerId == 1; 
+            var sortedPlayers = runner.ActivePlayers.OrderBy(p => p.PlayerId).ToList();
+            bool isHost = sortedPlayers.Count > 0 && sender == sortedPlayers[0];
             if (isHost) ShowChatBubble(_hostChatBox, _hostChatMessage, message);
             else ShowChatBubble(_guestChatBox, _guestChatMessage, message);
         }
@@ -120,7 +125,13 @@ namespace Hallucinate.UI
         private void ApplyLocalization() { if (LocalizationManager.Instance == null) return; }
         private string GetT(string key) => LocalizationManager.Instance != null ? LocalizationManager.Instance.GetLocalizedString(key) : key;
         public void SetRoomTemplate(VisualTreeAsset template) => _roomItemTemplate = template;
-        public override async Task PlayTransitionIn() { await base.PlayTransitionIn(); ShowJoin(); }
+        
+        public override async Task PlayTransitionIn() 
+        { 
+            _isBusy = false; 
+            await base.PlayTransitionIn(); 
+            ShowJoin(); 
+        }
 
         public void ShowJoin()
         {
@@ -158,18 +169,39 @@ namespace Hallucinate.UI
 
         private async void OnCreateRoomClicked()
         {
+            if (_isBusy) return;
+            _isBusy = true;
+
             if (_confirmCreateBtn != null) _confirmCreateBtn.SetEnabled(false);
             if (_createErrorLabel != null) _createErrorLabel.style.display = DisplayStyle.None;
+            
             var spawner = BasicSpawner.Instance;
-            if (spawner == null) { ShowCreateError("System Error: Spawner missing. Please re-enter the Lobby."); return; }
+            if (spawner == null) 
+            { 
+                ShowCreateError("System Error: Spawner missing. Please re-enter the Lobby."); 
+                _isBusy = false;
+                return; 
+            }
+            
             string id = (_roomIDInput != null && !string.IsNullOrEmpty(_roomIDInput.value)) ? _roomIDInput.value.Trim() : "ROOM_" + Random.Range(1000, 9999).ToString();
             string name = (_roomNameInput != null && !string.IsNullOrEmpty(_roomNameInput.value)) ? _roomNameInput.value.Trim() : id;
             string pass = (_passToggle != null && _passToggle.value && _roomPassInput != null) ? _roomPassInput.value : null;
-            try {
+            
+            try 
+            {
                 bool success = await spawner.StartHost(id, name, pass);
                 if (success) ShowLounge(name);
                 else ShowCreateError("Failed to create room. ID might be taken.");
-            } catch (System.Exception ex) { ShowCreateError("Network Error: " + ex.Message); }
+            } 
+            catch (System.Exception ex) 
+            { 
+                ShowCreateError("Network Error: " + ex.Message); 
+            }
+            finally
+            {
+                _isBusy = false;
+                if (_confirmCreateBtn != null) _confirmCreateBtn.SetEnabled(true);
+            }
         }
 
         private void ShowCreateError(string message)
@@ -203,6 +235,8 @@ namespace Hallucinate.UI
 
         private async void OnRoomItemClicked(SessionInfo session)
         {
+            if (_isBusy) return;
+            
             bool needsPass = session.Properties.ContainsKey("pw");
             if (needsPass)
             {
@@ -216,16 +250,49 @@ namespace Hallucinate.UI
 
         private async void OnConfirmPasswordClicked()
         {
-            if (_selectedSession == null) return;
+            if (_isBusy || _selectedSession == null) return;
+            _isBusy = true;
+            
             string pass = _joinPassInput != null ? _joinPassInput.value : "";
             if (_passOverlay != null) _passOverlay.style.display = DisplayStyle.None;
             await JoinRoom(_selectedSession.Name, pass);
+            _isBusy = false;
         }
 
-        private async Task JoinRoom(string sessionName, string password) { if (BasicSpawner.Instance != null) { if (await BasicSpawner.Instance.StartClient(sessionName, password)) ShowLounge(sessionName); } }
-        private void OnReadyClicked() { var runner = Object.FindFirstObjectByType<NetworkRunner>(); if (runner != null && _playerDataManager != null && _playerDataManager.TryGetPlayerMetaData(runner.LocalPlayer, out var myData)) _playerDataManager.RPC_SetReady(runner.LocalPlayer, !myData.IsReady); }
-        private void OnStartClicked() { BasicSpawner.Instance?.StartGame(); }
-        private async void OnLeaveLoungeClicked() { var runner = Object.FindFirstObjectByType<NetworkRunner>(); if (runner != null) await runner.Shutdown(); if (_playerDataManager != null) _playerDataManager.OnChatMessageReceived -= OnChatMessageReceived; ShowJoin(); }
+        private async Task JoinRoom(string sessionName, string password) 
+        { 
+            if (BasicSpawner.Instance != null) 
+            { 
+                if (await BasicSpawner.Instance.StartClient(sessionName, password)) ShowLounge(sessionName); 
+            } 
+        }
+        
+        private void OnReadyClicked() 
+        { 
+            if (_isBusy) return;
+            var runner = Object.FindFirstObjectByType<NetworkRunner>(); 
+            if (runner != null && _playerDataManager != null && _playerDataManager.TryGetPlayerMetaData(runner.LocalPlayer, out var myData)) 
+                _playerDataManager.RPC_SetReady(runner.LocalPlayer, !myData.IsReady); 
+        }
+        
+        private void OnStartClicked() 
+        { 
+            if (_isBusy) return;
+            BasicSpawner.Instance?.StartGame(); 
+        }
+        
+        private async void OnLeaveLoungeClicked() 
+        { 
+            if (_isBusy) return;
+            _isBusy = true;
+            
+            var runner = Object.FindFirstObjectByType<NetworkRunner>(); 
+            if (runner != null) await runner.Shutdown(false); 
+            if (_playerDataManager != null) _playerDataManager.OnChatMessageReceived -= OnChatMessageReceived; 
+            ShowJoin(); 
+            
+            _isBusy = false;
+        }
 
         public override void Update() { if (_loungeContainer != null && _loungeContainer.style.display == DisplayStyle.Flex) UpdateLoungeUI(); }
 
@@ -234,24 +301,44 @@ namespace Hallucinate.UI
             var spawner = BasicSpawner.Instance;
             if (spawner == null) return;
             var runner = spawner.Runner;
-            if (runner == null || _playerDataManager == null || _playerDataManager.Object == null || !_playerDataManager.Object.IsValid) return;
+            if (runner == null) return;
 
-            PlayerRef hostRef = PlayerRef.None;
-            PlayerRef guestRef = PlayerRef.None;
+            // 1. Strict Visibility Check
+            bool isHost = runner.IsServer;
+            if (_startBtn != null) 
+            {
+                _startBtn.style.display = isHost ? DisplayStyle.Flex : DisplayStyle.None;
+            }
+
+            // 2. PlayerDataManager Sync
+            if (_playerDataManager == null || _playerDataManager.Object == null || !_playerDataManager.Object.IsValid)
+            {
+                _playerDataManager = PlayerDataManager.Instance;
+                if (_playerDataManager != null) 
+                {
+                    _playerDataManager.OnChatMessageReceived += OnChatMessageReceived;
+                }
+                else return; // Still waiting for synchronization
+            }
+
+            // 3. Identify Players
             var sortedPlayers = runner.ActivePlayers.OrderBy(p => p.PlayerId).ToList();
-            if (sortedPlayers.Count > 0) hostRef = sortedPlayers[0];
-            if (sortedPlayers.Count > 1) guestRef = sortedPlayers[1];
+            PlayerRef hostRef = sortedPlayers.Count > 0 ? sortedPlayers[0] : PlayerRef.None;
+            PlayerRef guestRef = sortedPlayers.Count > 1 ? sortedPlayers[1] : PlayerRef.None;
 
             if (runner.SessionInfo != null && runner.SessionInfo.Properties.TryGetValue("rn", out var rnProp)) _loungeRoomName.text = rnProp.ToString().ToUpper();
 
+            // Host Display
             if (hostRef != PlayerRef.None && _playerDataManager.TryGetPlayerMetaData(hostRef, out var hostData))
             {
                 _hostNameLabel.text = hostData.Name.ToString().ToUpper();
-                _hostStatusLabel.text = hostData.IsReady ? GetT("LOBBY_READY") : GetT("LOBBY_NOT_READY");
+                string readyStatus = hostData.IsReady ? GetT("LOBBY_READY") : GetT("LOBBY_NOT_READY");
+                _hostStatusLabel.text = $"{GetT("LOBBY_HOST_LABEL")} - {readyStatus}";
                 _hostStatusLabel.style.color = hostData.IsReady ? Color.green : Color.red;
             }
-            else if (hostRef != PlayerRef.None) { _hostNameLabel.text = GetT("LOBBY_SYNCING"); _hostStatusLabel.text = "-"; }
+            else { _hostNameLabel.text = GetT("LOBBY_SYNCING"); _hostStatusLabel.text = "-"; }
 
+            // Guest Display
             if (guestRef != PlayerRef.None && _playerDataManager.TryGetPlayerMetaData(guestRef, out var guestData))
             {
                 _guestNameLabel.text = guestData.Name.ToString().ToUpper();
@@ -261,17 +348,55 @@ namespace Hallucinate.UI
             else if (runner.ActivePlayers.Count() >= 2) { _guestNameLabel.text = GetT("LOBBY_SYNCING"); _guestStatusLabel.text = "-"; }
             else { _guestNameLabel.text = GetT("LOBBY_WAITING_LABEL"); _guestStatusLabel.text = "-"; _guestStatusLabel.style.color = Color.gray; }
 
-            bool allReady = true;
-            int playerCount = 0;
-            foreach (var p in runner.ActivePlayers) { playerCount++; if (_playerDataManager.TryGetPlayerMetaData(p, out var data)) { if (!data.IsReady) allReady = false; } else allReady = false; }
-
-            bool isHost = runner.LocalPlayer == hostRef;
-            if (_startBtn != null) { _startBtn.text = GetT("LOBBY_START_BTN"); _startBtn.style.display = isHost ? DisplayStyle.Flex : DisplayStyle.None; _startBtn.SetEnabled(allReady && playerCount >= 2); }
-
-            if (_readyBtn != null && _playerDataManager.TryGetPlayerMetaData(runner.LocalPlayer, out var myData))
+            // 4. Start Button Logic (Host Only)
+            if (_startBtn != null && isHost)
             {
-                if (myData.IsReady) { _readyBtn.text = GetT("LOBBY_UNREADY_BTN"); _readyBtn.style.backgroundColor = new StyleColor(Color.green); _readyBtn.style.color = new StyleColor(Color.black); }
-                else { _readyBtn.text = GetT("LOBBY_READY_BTN"); _readyBtn.style.backgroundColor = new StyleColor(new Color(0.2f, 0.2f, 0.2f, 0.8f)); _readyBtn.style.color = new StyleColor(Color.white); }
+                bool allReady = true;
+                int playerCount = 0;
+                foreach (var p in runner.ActivePlayers) 
+                { 
+                    playerCount++; 
+                    if (_playerDataManager.TryGetPlayerMetaData(p, out var data)) 
+                    { 
+                        if (!data.IsReady) allReady = false; 
+                    } 
+                    else allReady = false; 
+                }
+
+                bool canStart = allReady && playerCount >= 2;
+                _startBtn.SetEnabled(canStart);
+                _startBtn.text = GetT("LOBBY_START_BTN");
+
+                if (canStart)
+                {
+                    _startBtn.style.backgroundColor = new StyleColor(Color.green);
+                    _startBtn.style.color = new StyleColor(Color.black);
+                }
+                else
+                {
+                    _startBtn.style.backgroundColor = new StyleColor(new Color(0.2f, 0.2f, 0.2f, 0.8f));
+                    _startBtn.style.color = new StyleColor(new Color(1f, 1f, 1f, 0.5f));
+                }
+            }
+
+            // Ready Button Logic (Everyone)
+            if (_readyBtn != null)
+            {
+                if (_playerDataManager.TryGetPlayerMetaData(runner.LocalPlayer, out var myData))
+                {
+                    if (myData.IsReady) 
+                    { 
+                        _readyBtn.text = GetT("LOBBY_UNREADY_BTN"); 
+                        _readyBtn.style.backgroundColor = new StyleColor(Color.green); 
+                        _readyBtn.style.color = new StyleColor(Color.black); 
+                    }
+                    else 
+                    { 
+                        _readyBtn.text = GetT("LOBBY_READY_BTN"); 
+                        _readyBtn.style.backgroundColor = new StyleColor(new Color(0.2f, 0.2f, 0.2f, 0.8f)); 
+                        _readyBtn.style.color = new StyleColor(Color.white); 
+                    }
+                }
             }
         }
 

Assets/Scripts/UI/MainMenuController.cs

@@ -22,6 +22,8 @@ namespace Hallucinate.UI
         private Tween _rotationTween;
         private Texture2D _currentIcon;
 
+        private bool _isBusy = false;
+
         public override void Initialize(VisualElement uxmlRoot, UIManager manager)
         {
             base.Initialize(uxmlRoot, manager);
@@ -42,11 +44,11 @@ namespace Hallucinate.UI
             _logo.RegisterCallback<ClickEvent>(OnLogoClicked);
 
             var settingsBtn = root.Q<Button>("SettingsBtn");
-            if (settingsBtn != null) settingsBtn.clicked += () => uiManager.ToggleSettings();
+            if (settingsBtn != null) settingsBtn.clicked += () => { if (_isBusy) return; uiManager.ToggleSettings(); };
             
-            root.Q<Button>("JoinBtn").clicked += async () => await uiManager.Push<LobbyController>();
-            root.Q<Button>("CreateBtn").clicked += async () => await uiManager.Push<LobbyController>();
-            root.Q<Button>("ProfileBtn").clicked += async () => await uiManager.Push<ProfileController>();
+            root.Q<Button>("JoinBtn").clicked += async () => { if (_isBusy) return; _isBusy = true; await uiManager.Push<LobbyController>(); };
+            root.Q<Button>("CreateBtn").clicked += async () => { if (_isBusy) return; _isBusy = true; await uiManager.Push<LobbyController>(); };
+            root.Q<Button>("ProfileBtn").clicked += async () => { if (_isBusy) return; _isBusy = true; await uiManager.Push<ProfileController>(); };
             root.Q<Button>("ExitBtn").clicked += () => Application.Quit();
 
             // Đăng ký Localization
@@ -142,6 +144,7 @@ namespace Hallucinate.UI
 
         public override async Task PlayTransitionIn()
         {
+            _isBusy = false;
             _lastInteractionTime = Time.time;
             _currentState = MenuState.Idle;
             ResetLogoPosition();
@@ -167,9 +170,14 @@ namespace Hallucinate.UI
 
         private async void OnLogoClicked(ClickEvent evt)
         {
+            if (_isBusy) return;
             _lastInteractionTime = Time.time;
             if (_currentState == MenuState.Idle) TransitionToRibbon();
-            else await uiManager.Push<LobbyController>();
+            else 
+            {
+                _isBusy = true;
+                await uiManager.Push<LobbyController>();
+            }
         }
 
         private void TransitionToRibbon()

Assets/Scripts/UI/PauseMenuController.cs

@@ -0,0 +1,76 @@
+using UnityEngine.UIElements;
+using System.Threading.Tasks;
+using OnlyScove.Scripts;
+using UnityEngine;
+
+namespace Hallucinate.UI
+{
+    public class PauseMenuController : BaseUIController
+    {
+        private Button _resumeBtn;
+        private Button _quitBtn;
+
+        public override void Initialize(VisualElement uxmlRoot, UIManager manager)
+        {
+            base.Initialize(uxmlRoot, manager);
+
+            _resumeBtn = root.Q<Button>("ResumeBtn");
+            _quitBtn = root.Q<Button>("QuitBtn");
+
+            if (_resumeBtn != null) _resumeBtn.clicked += OnResumeClicked;
+            if (_quitBtn != null) _quitBtn.clicked += OnQuitClicked;
+
+            ApplyLocalization();
+            if (LocalizationManager.Instance != null)
+                LocalizationManager.Instance.OnLanguageChanged += ApplyLocalization;
+        }
+
+        private void OnDestroy()
+        {
+            if (LocalizationManager.Instance != null)
+                LocalizationManager.Instance.OnLanguageChanged -= ApplyLocalization;
+        }
+
+        private void ApplyLocalization()
+        {
+            if (_resumeBtn != null) _resumeBtn.text = GetLoc("PAUSE_RESUME");
+            if (_quitBtn != null) _quitBtn.text = GetLoc("PAUSE_QUIT");
+            
+            var title = root.Q<Label>("PauseTitle");
+            if (title != null) title.text = GetLoc("PAUSE_TITLE");
+        }
+
+        private void OnResumeClicked()
+        {
+            uiManager.TogglePauseMenu();
+        }
+
+        private void OnQuitClicked()
+        {
+            Debug.Log("[PauseMenu] Quit clicked - shutting down runner.");
+            if (BasicSpawner.Instance != null && BasicSpawner.Instance.Runner != null)
+            {
+                BasicSpawner.Instance.Runner.Shutdown();
+            }
+            else
+            {
+                uiManager.OnBackToMenu();
+            }
+        }
+
+        public override async Task PlayTransitionIn()
+        {
+            Show();
+            root.style.opacity = 0;
+            PrimeTween.Tween.Custom(0f, 1f, duration: 0.2f, onValueChange: val => root.style.opacity = val);
+            await Task.Delay(200);
+        }
+
+        public override async Task PlayTransitionOut()
+        {
+            PrimeTween.Tween.Custom(1f, 0f, duration: 0.2f, onValueChange: val => root.style.opacity = val);
+            await Task.Delay(200);
+            Hide();
+        }
+    }
+}

Assets/Scripts/UI/PauseMenuController.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: a8be766526476e44ea7c5e19567f2568

Assets/Scripts/UI/SettingsController.cs

@@ -39,6 +39,9 @@ namespace Hallucinate.UI
         private Action<float> _hoveredOnChanged;
         private float _sliderMin, _sliderMax;
 
+        // Audio Slider Tracking for Sync
+        private readonly Dictionary<string, (Slider slider, TextField input)> _audioSliders = new Dictionary<string, (Slider slider, TextField input)>();
+
         // Osu-style Volume Overlay
         private VisualElement _volumeContainer;
         private VisualElement _masterRing;
@@ -303,6 +306,7 @@ namespace Hallucinate.UI
             _sectionHeaders["SOUND"] = header;
             _content.Add(header);
 
+            _audioSliders.Clear();
             _content.Add(CreateSubSection("AUDIO_VOLUMES"));
             _content.Add(CreateAudioSlider(GetT("MASTER"), "MasterVolume"));
             _content.Add(CreateAudioSlider(GetT("MUSIC"), "MusicVolume"));
@@ -456,20 +460,31 @@ namespace Hallucinate.UI
             evt.StopPropagation();
         }
 
-        private void UpdateMasterVolume(float delta)
-        {
-            _masterVol = Mathf.Clamp(_masterVol + delta, 0f, 100f);
-            PlayerPrefs.SetFloat("MasterVolume", _masterVol);
-            AudioManager.Instance?.SetVolume("MasterVolume", _masterVol);
-            _masterVolLabel.text = $"{Mathf.RoundToInt(_masterVol)}%";
-        }
+        private void UpdateMasterVolume(float delta) => UpdateVolume("MasterVolume", _masterVol + delta);
 
-        private void UpdateSubVolume(string key, float delta)
+        private void UpdateSubVolume(string key, float delta) => UpdateVolume(key, PlayerPrefs.GetFloat(key, 80f) + delta);
+
+        private void UpdateVolume(string key, float volume, bool updateSlider = true)
         {
-            float newVal = Mathf.Clamp(PlayerPrefs.GetFloat(key, 80f) + delta, 0f, 100f);
-            PlayerPrefs.SetFloat(key, newVal);
-            AudioManager.Instance?.SetVolume(key, newVal);
-            if (_subRings.TryGetValue(key, out var data)) data.label.text = $"{Mathf.RoundToInt(newVal)}%";
+            volume = Mathf.Clamp(volume, 0f, 100f);
+            PlayerPrefs.SetFloat(key, volume);
+            AudioManager.Instance?.SetVolume(key, volume);
+
+            if (key == "MasterVolume")
+            {
+                _masterVol = volume;
+                if (_masterVolLabel != null) _masterVolLabel.text = $"{Mathf.RoundToInt(volume)}%";
+            }
+            else
+            {
+                if (_subRings.TryGetValue(key, out var data)) data.label.text = $"{Mathf.RoundToInt(volume)}%";
+            }
+
+            if (updateSlider && _audioSliders.TryGetValue(key, out var sliderData))
+            {
+                sliderData.slider.SetValueWithoutNotify(volume);
+                sliderData.input.value = volume.ToString("F1");
+            }
         }
 
         private async void ShowVolumeOverlay()
@@ -508,12 +523,15 @@ namespace Hallucinate.UI
             return label; 
         }
 
-        private VisualElement CreateSliderWithInput(string labelText, float min, float max, float startVal, Action<float> OnValueChanged)
+        private VisualElement CreateSliderWithInput(string labelText, float min, float max, float startVal, Action<float> OnValueChanged, string audioKey = null)
         {
             var row = new VisualElement { style = { flexDirection = FlexDirection.Row, alignItems = Align.Center, marginTop = 5, marginBottom = 5 } };
             var label = new Label(labelText) { style = { width = Length.Percent(35) } }; label.AddToClassList("text-body");
             var slider = new Slider(min, max) { value = startVal, style = { flexGrow = 1 } };
             var input = new TextField { value = startVal.ToString("F1"), style = { width = 50, marginLeft = 10 } }; input.AddToClassList("input-field");
+            
+            if (audioKey != null) _audioSliders[audioKey] = (slider, input);
+
             slider.RegisterCallback<PointerEnterEvent>(evt => { _hoveredSlider = slider; _hoveredOnChanged = OnValueChanged; _sliderMin = min; _sliderMax = max; });
             slider.RegisterCallback<PointerLeaveEvent>(evt => { if (_hoveredSlider == slider) { _hoveredSlider = null; _hoveredOnChanged = null; } });
             slider.RegisterValueChangedCallback(evt => { float val = Mathf.Round(evt.newValue * 10f) / 10f; if (input.panel?.focusController?.focusedElement != input.ElementAt(0)) input.value = val.ToString("F1"); OnValueChanged?.Invoke(val); });
@@ -524,12 +542,10 @@ namespace Hallucinate.UI
         private VisualElement CreateAudioSlider(string label, string prefKey)
         {
             var sliderRow = CreateSliderWithInput(label, 0, 100, PlayerPrefs.GetFloat(prefKey, 80), val => {
-                PlayerPrefs.SetFloat(prefKey, val); AudioManager.Instance?.SetVolume(prefKey, val);
-            });
+                UpdateVolume(prefKey, val, false);
+            }, prefKey);
             sliderRow.RegisterCallback<WheelEvent>(evt => {
-                float newVal = Mathf.Clamp(PlayerPrefs.GetFloat(prefKey, 80f) - (evt.delta.y * 2f), 0f, 100f);
-                PlayerPrefs.SetFloat(prefKey, newVal); AudioManager.Instance?.SetVolume(prefKey, newVal);
-                var slider = sliderRow.Q<Slider>(); if (slider != null) slider.value = newVal;
+                UpdateVolume(prefKey, PlayerPrefs.GetFloat(prefKey, 80f) - (evt.delta.y * 2f));
             });
             return sliderRow;
         }

Assets/Scripts/UI/UIManager.cs

@@ -49,12 +49,14 @@ namespace Hallucinate.UI
         [SerializeField] private VisualTreeAsset profileTemplate;
         [SerializeField] private VisualTreeAsset settingsTemplate;
         [SerializeField] private VisualTreeAsset hudTemplate;
+        [SerializeField] private VisualTreeAsset pauseMenuTemplate;
         [SerializeField] private StyleSheet globalStyleSheet;
         
         private LoginController _loginController;
         private MainMenuController _mainMenuController;
         private LobbyController _lobbyController;
         private SettingsController _settingsController;
+        private PauseMenuController _pauseMenuController;
 
         // Osu Trail Pooling
         private const int MAX_TRAIL_PARTICLES = 60;
@@ -65,6 +67,9 @@ namespace Hallucinate.UI
         private bool _isSettingsOpen = false;
         public bool IsSettingsOpen => _isSettingsOpen;
 
+        private bool _isPauseMenuOpen = false;
+        public bool IsPauseMenuOpen => _isPauseMenuOpen;
+
         private const string UI_SCALE_KEY = "UIScale";
 
 #if UNITY_EDITOR
@@ -242,7 +247,43 @@ namespace Hallucinate.UI
             }
         }
 
-        private void HandleCancel() { if (_isSettingsOpen) ToggleSettings(); }
+        private void HandleCancel() 
+        { 
+            if (_isSettingsOpen) ToggleSettings(); 
+            else if (UnityEngine.SceneManagement.SceneManager.GetActiveScene().name == "Main Scene")
+            {
+                TogglePauseMenu();
+            }
+        }
+
+        public async void TogglePauseMenu()
+        {
+            if (_pauseMenuController == null) return;
+            if (!_isPauseMenuOpen)
+            {
+                _isPauseMenuOpen = true;
+                _pauseMenuController.Root.BringToFront();
+                if (_cursorLayer != null) _cursorLayer.BringToFront();
+                
+                // Unlock cursor when menu is open
+                UnityEngine.Cursor.lockState = CursorLockMode.None;
+                UnityEngine.Cursor.visible = false; 
+
+                await _pauseMenuController.PlayTransitionIn();
+            }
+            else
+            {
+                _isPauseMenuOpen = false;
+                
+                // Re-lock cursor when menu is closed
+                if (!_isSettingsOpen)
+                {
+                    UnityEngine.Cursor.lockState = CursorLockMode.Locked;
+                }
+
+                await _pauseMenuController.PlayTransitionOut();
+            }
+        }
 
         public async void ToggleSettings()
         {
@@ -354,6 +395,7 @@ namespace Hallucinate.UI
                 RegisterController<ProfileController>(profileTemplate);
                 _settingsController = RegisterController<SettingsController>(settingsTemplate);
                 RegisterController<HUDController>(hudTemplate);
+                _pauseMenuController = RegisterController<PauseMenuController>(pauseMenuTemplate);
                 _loginController = RegisterController<LoginController>(loginTemplate);
             }
             catch (Exception e) { Debug.LogError($"[UIManager] Failed to initialize controllers: {e}"); }

Assets/UI/PauseMenu.uxml

@@ -0,0 +1,9 @@
+<ui:UXML xmlns:ui="UnityEngine.UIElements" xmlns:uie="UnityEditor.UIElements" xsi="http://www.w3.org/2001/XMLSchema-instance" engine="UnityEngine.UIElements" editor="UnityEditor.UIElements" noNamespaceSchemaLocation="../../UIElementsSchema/UIElements.xsd" editor-extension-mode="False">
+    <ui:VisualElement name="PauseMenuRoot" style="flex-grow: 1; align-items: center; justify-content: center; background-color: rgba(0, 0, 0, 0.7);">
+        <ui:VisualElement name="PauseContainer" style="width: 400px; padding: 40px; background-color: rgba(20, 20, 20, 0.95); border-radius: 10px; border-width: 2px; border-color: rgb(0, 255, 204);">
+            <ui:Label text="PAUSE" name="PauseTitle" style="font-size: 40px; color: rgb(0, 255, 204); -unity-font-style: bold; -unity-text-align: middle-center; margin-bottom: 30px;" />
+            <ui:Button text="RESUME" name="ResumeBtn" class="button-spring" style="margin-bottom: 15px; height: 50px; font-size: 20px; color: white; background-color: rgba(255, 255, 255, 0.1); border-radius: 5px;" />
+            <ui:Button text="LEAVE ROOM" name="QuitBtn" class="button-spring" style="height: 50px; font-size: 20px; color: rgb(255, 100, 100); background-color: rgba(255, 255, 255, 0.1); border-radius: 5px;" />
+        </ui:VisualElement>
+    </ui:VisualElement>
+</ui:UXML>

Assets/UI/PauseMenu.uxml.meta

@@ -0,0 +1,10 @@
+fileFormatVersion: 2
+guid: 65008e71286aba241b9118de2b48c457
+ScriptedImporter:
+  internalIDToNameTable: []
+  externalObjects: {}
+  serializedVersion: 2
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