对主题代码优化，使其尽量适配Win10

因为是Win10环境修改，需要Win11用户进行测试

app/ui/main_window.py

@@ -42,12 +42,14 @@ from qfluentwidgets import (
     MSFluentWindow,
     NavigationItemPosition,
     qconfig,
+    FluentBackgroundTheme
 )
 from PySide6.QtGui import QIcon, QCloseEvent
 from PySide6.QtCore import Qt, QTimer
 import json
 from datetime import datetime, timedelta
 import shutil
+import sys
 
 from app.core import Config, TaskManager, MainTimer, MainInfoBar
 from app.services import Notify, Crypto, System
@@ -68,6 +70,13 @@ class AUTO_MAA(MSFluentWindow):
         self.setWindowTitle("AUTO_MAA")
 
         setTheme(Theme.AUTO, lazy=True)
+        if isDarkTheme():
+            self.setStyleSheet("""
+                CardWidget {background-color: #313131;}
+                FluentBackgroundTheme {background-color: #313131;}
+                               """)
+        else:
+            self.setStyleSheet("""background-color: #ffffff;""")
 
         self.splashScreen = SplashScreen(self.windowIcon(), self)
         self.show_ui("显示主窗口", if_quick=True)
@@ -207,15 +216,26 @@ class AUTO_MAA(MSFluentWindow):
         self.themeListener.start()
 
     def switch_theme(self):
-        """切换主题"""
-
+        #切换主题
         setTheme(Theme.AUTO, lazy=True)
-        QTimer.singleShot(500, lambda: setTheme(Theme.AUTO, lazy=True))
-
+        QTimer.singleShot(300, lambda: setTheme(Theme.AUTO, lazy=True))
+        # 云母特效不兼容Win10,如果True则通过云母进行主题转换,False则根据当前主题设置背景颜色
         # 云母特效启用时需要增加重试机制
-        if self.isMicaEffectEnabled():
+        if sys.platform != 'win32' or sys.getwindowsversion().build < 22000:
+            #根据当前主题设置背景颜色
+            if isDarkTheme():
+                self.setStyleSheet("""
+                    CardWidget {background-color: #313131;}
+                    HeaderCardWidget {background-color: #313131;}
+                    background-color: #313131;
+                """)
+            else:
+                self.setStyleSheet("background-color: #ffffff;")
+                
+        else:
+            print(sys.platform)
             QTimer.singleShot(
-                500,
+                300,
                 lambda: self.windowEffect.setMicaEffect(self.winId(), isDarkTheme()),
             )