Fix: cleanup and minor perf improvements

Assets/Unheimlich_POC/Scripts/Features/Dialogue/Runtime/DialogueFocusSystem.cs

@@ -63,7 +63,7 @@ namespace Unheimlich.Features.Dialogue
     /// </summary>
     public void Update()
     {
-        if (!_manager.IsInDialogue || !_manager.CurrentDialogueUI.AreChoicesVisible())
+        if (!_manager.IsDialogueActive || !_manager.CurrentDialogueUI.AreChoicesVisible())
             return;
 
         _raycastTimer += Time.deltaTime;

Assets/Unheimlich_POC/Scripts/Features/Dialogue/Runtime/DialogueManager.cs

@@ -16,7 +16,7 @@ namespace Unheimlich.Features.Dialogue
     {
     
     [Header("State")]
-    public bool IsInDialogue = false;
+    [SerializeField] private bool IsInDialogue = false;
 
     [Header("Focus Settings")]
     [SerializeField] private LayerMask _choiceLayer; 
@@ -65,19 +65,7 @@ namespace Unheimlich.Features.Dialogue
         if (_focusSystem != null)
         {
             _mainCamera = Camera.main;
-            _focusSystem = new DialogueFocusSystem(
-                this,
-                _mainCamera,
-                PlayerController.Instance?.CameraEffects,
-                _choiceLayer,
-                _focusRange,
-                _focusTime,
-                _raycastInterval,
-                _recoveryDuration,
-                _focusRetentionTime,
-                _fallbackShakeIntensity
-            );
-            _focusSystem.OnChoiceMade += (choice) => OnChoiceMade?.Invoke(choice);
+            InitFocusSystem();
 
             // Also reset dialogue state in case we exited mid-dialogue
             IsInDialogue = false;
@@ -89,7 +77,15 @@ namespace Unheimlich.Features.Dialogue
     private void Start()
     {
         _mainCamera = Camera.main;
+        InitFocusSystem();
+    }
 
+    /// <summary>
+    /// Creates or recreates the DialogueFocusSystem with the current inspector settings.
+    /// Called from Start and OnEnabled (domain-reload-less re-entry).
+    /// </summary>
+    private void InitFocusSystem()
+    {
         _focusSystem = new DialogueFocusSystem(
             this,
             _mainCamera,

Assets/Unheimlich_POC/Scripts/Features/Dialogue/UI/BillBoardUI.cs

@@ -10,14 +10,16 @@ namespace Unheimlich.Features.Dialogue.UI
 {
     private Transform _cameraTransform;
 
-    private void Start()
+    private void Awake()
     {
-        _cameraTransform = Camera.main.transform;
+        _cameraTransform = Camera.main != null ? Camera.main.transform : null;
         
         if (_cameraTransform == null)
             Debug.LogWarning($"BillboardUI on {gameObject.name}: Main camera not found!");
     }
 
+    private void Start() { }
+
     private void LateUpdate()
     {
         if (_cameraTransform != null)

Assets/Unheimlich_POC/Scripts/Features/Dialogue/UI/DialogueUI.cs

@@ -48,11 +48,14 @@ namespace Unheimlich.Features.Dialogue.UI
     private int _fadeCanvasTweenId = -1;
     private int _rotationTweenId = -1;
     private List<int> _floatingTweenIds = new List<int>();
+    private Camera _mainCamera;
     
     private static readonly Vector3 ViewportCenter = new Vector3(0.5f, 0.5f, 0f);
 
     private void Awake()
     {
+        _mainCamera = Camera.main;
+        
         if (_dialogueCanvasGroup == null && _dialoguePanel != null)
         {
             _dialogueCanvasGroup = _dialoguePanel.GetComponent<CanvasGroup>();
@@ -366,7 +369,7 @@ namespace Unheimlich.Features.Dialogue.UI
 
         _sortTimer = 0f;
 
-        FloatingWordsSpawner.SortByDistance(_activeChoices, Camera.main);
+        FloatingWordsSpawner.SortByDistance(_activeChoices, _mainCamera);
     }
 }
 }