release: v0.2.1 — bug修复、代码去重、功能增强、覆盖率88.57%

src/constants.ts

@@ -1,7 +1,7 @@
 /**
  * MetonaToast Constants — 常量定义
  * @module constants
- * @version 0.2.0
+ * @version 0.2.1
  */
 
 import { ICONS } from './icons.js';
@@ -32,6 +32,7 @@ export const DEFAULTS = Object.freeze({
   className: '',
   style: {} as Record<string, string>,
   onShow: null as ((...args: unknown[]) => void) | null,
+  onBeforeShow: null as ((...args: unknown[]) => boolean | void) | null,
   onClose: null as ((...args: unknown[]) => void) | null,
   onClick: null as ((...args: unknown[]) => void) | null,
   onUpdate: null as ((...args: unknown[]) => void) | null,
@@ -263,13 +264,13 @@ export const THEMES: Record<string, {
     closeHoverBg: 'rgba(255, 255, 255, 0.08)',
   },
   auto: {
-    bg: 'auto',
-    text: 'auto',
-    border: 'auto',
-    shadow: 'auto',
-    hoverShadow: 'auto',
-    progressBg: 'auto',
-    closeHoverBg: 'auto',
+    bg: 'rgba(255, 255, 255, 0.96)',
+    text: '#1f2937',
+    border: 'rgba(0, 0, 0, 0.06)',
+    shadow: '0 10px 36px -10px rgba(0, 0, 0, 0.18), 0 4px 14px -4px rgba(0, 0, 0, 0.08)',
+    hoverShadow: '0 14px 48px -10px rgba(0, 0, 0, 0.22), 0 6px 18px -4px rgba(0, 0, 0, 0.10)',
+    progressBg: 'rgba(0, 0, 0, 0.06)',
+    closeHoverBg: 'rgba(0, 0, 0, 0.06)',
   },
   warm: {
     bg: 'rgba(255, 251, 235, 0.96)',