스타일 가이드 적용 완료. UTKCOlorPicker, UTKDatePicker 확인해야 함

Assets/Scripts/UVC/UIToolkit/Modal/UTKToast.cs

@@ -15,12 +15,13 @@ namespace UVC.UIToolkit
     {
         #region Constants
         private const string USS_PATH = "UIToolkit/Modal/UTKToast";
-        private const int DEFAULT_DURATION_MS = 3000;
+        private const int DEFAULT_DURATION_MS = 1000;
         #endregion
 
         #region Fields
+        private static VisualElement? _root;
+
         private bool _disposed;
-        private Label? _iconLabel;
         private Label? _messageLabel;
         private Button? _closeButton;
 
@@ -116,7 +117,78 @@ namespace UVC.UIToolkit
         }
         #endregion
 
-        #region Static Factory
+        #region Static Methods
+        /// <summary>
+        /// 기본 루트 요소 설정
+        /// </summary>
+        /// <param name="root">Toast를 표시할 기본 루트 요소</param>
+        public static void SetRoot(VisualElement root)
+        {
+            _root = root;
+        }
+
+        /// <summary>
+        /// 기본 루트 요소 반환
+        /// </summary>
+        public static VisualElement? GetRoot() => _root;
+
+        private static void ValidateRoot()
+        {
+            if (_root == null)
+            {
+                throw new InvalidOperationException("UTKToast.SetRoot()를 먼저 호출하여 기본 루트 요소를 설정해야 합니다.");
+            }
+        }
+        #endregion
+
+        #region Static Factory (without parent)
+        /// <summary>
+        /// Info 토스트 표시 (SetRoot로 설정된 루트 사용)
+        /// </summary>
+        public static UTKToast ShowInfo(string message, int duration = DEFAULT_DURATION_MS)
+        {
+            ValidateRoot();
+            return Show(_root!, message, ToastType.Info, duration);
+        }
+
+        /// <summary>
+        /// Success 토스트 표시 (SetRoot로 설정된 루트 사용)
+        /// </summary>
+        public static UTKToast ShowSuccess(string message, int duration = DEFAULT_DURATION_MS)
+        {
+            ValidateRoot();
+            return Show(_root!, message, ToastType.Success, duration);
+        }
+
+        /// <summary>
+        /// Warning 토스트 표시 (SetRoot로 설정된 루트 사용)
+        /// </summary>
+        public static UTKToast ShowWarning(string message, int duration = DEFAULT_DURATION_MS)
+        {
+            ValidateRoot();
+            return Show(_root!, message, ToastType.Warning, duration);
+        }
+
+        /// <summary>
+        /// Error 토스트 표시 (SetRoot로 설정된 루트 사용)
+        /// </summary>
+        public static UTKToast ShowError(string message, int duration = DEFAULT_DURATION_MS)
+        {
+            ValidateRoot();
+            return Show(_root!, message, ToastType.Error, duration);
+        }
+
+        /// <summary>
+        /// 토스트 표시 (SetRoot로 설정된 루트 사용)
+        /// </summary>
+        public static UTKToast Show(string message, ToastType type = ToastType.Info, int duration = DEFAULT_DURATION_MS)
+        {
+            ValidateRoot();
+            return Show(_root!, message, type, duration);
+        }
+        #endregion
+
+        #region Static Factory (with parent)
         /// <summary>
         /// Info 토스트 표시
         /// </summary>
@@ -180,10 +252,6 @@ namespace UVC.UIToolkit
         {
             AddToClassList("utk-toast");
 
-            _iconLabel = new Label { name = "icon" };
-            _iconLabel.AddToClassList("utk-toast__icon");
-            Add(_iconLabel);
-
             _messageLabel = new Label { name = "message" };
             _messageLabel.AddToClassList("utk-toast__message");
             Add(_messageLabel);
@@ -228,17 +296,6 @@ namespace UVC.UIToolkit
                 _ => "utk-toast--info"
             };
             AddToClassList(typeClass);
-
-            if (_iconLabel != null)
-            {
-                _iconLabel.text = _type switch
-                {
-                    ToastType.Success => "✓",
-                    ToastType.Warning => "⚠",
-                    ToastType.Error => "✕",
-                    _ => "ℹ"
-                };
-            }
         }
 
         private async UniTaskVoid AutoCloseAsync(int delayMs)