fix: 统一二级页导航栏样式

src/app.config.ts

@@ -16,9 +16,9 @@ export default defineAppConfig({
   ],
   window: {
     navigationBarTitleText: "新手小程序",
-    navigationBarBackgroundColor: "#1AAD19",
+    navigationBarBackgroundColor: "#1f2534",
     navigationBarTextStyle: "white",
     backgroundTextStyle: "light",
-    backgroundColor: "#f6f7fb"
+    backgroundColor: "#1b2130"
   }
 });