refactor(WindowService): 更新窗口服务配置，优化背景材质和透明度设置

src/main/services/WindowService.ts

@@ -60,9 +60,10 @@ export class WindowService {
       transparent: false,
       vibrancy: 'sidebar',
       visualEffectState: 'active',
+      backgroundMaterial: isWin ? 'acrylic' : undefined,
       titleBarStyle: 'hidden',
       titleBarOverlay: nativeTheme.shouldUseDarkColors ? titleBarOverlayDark : titleBarOverlayLight,
-      backgroundColor: isMac ? undefined : nativeTheme.shouldUseDarkColors ? '#181818' : '#FFFFFF',
+      backgroundColor: undefined,
       darkTheme: nativeTheme.shouldUseDarkColors,
       trafficLightPosition: { x: 12, y: 12 },
       ...(isLinux ? { icon } : {}),
@@ -427,8 +428,9 @@ export class WindowService {
       show: false,
       autoHideMenuBar: true,
       transparent: isMac,
-      vibrancy: 'under-window',
-      visualEffectState: 'followWindow',
+      vibrancy: isMac ? 'under-window' : undefined,
+      visualEffectState: isMac ? 'followWindow' : undefined,
+      backgroundMaterial: isWin ? 'acrylic' : undefined,
       center: true,
       frame: false,
       alwaysOnTop: true,

src/renderer/src/hooks/useAppInit.ts

@@ -1,4 +1,3 @@
-import { isMac } from '@renderer/config/constant'
 import { isLocalAi } from '@renderer/config/env'
 import { useTheme } from '@renderer/context/ThemeProvider'
 import db from '@renderer/databases'
@@ -63,10 +62,10 @@ export function useAppInit() {
   }, [language])
 
   useEffect(() => {
-    const transparentWindow = isMac && !minappShow
+    const transparentWindow = !minappShow
 
     if (minappShow) {
-      window.root.style.background = isMac ? 'var(--color-background)' : 'var(--navbar-background)'
+      window.root.style.background = 'var(--color-background)'
       return
     }