diff --git a/lib/app/app.dart b/lib/app/app.dart
index ba11fd0..e14159f 100644
--- a/lib/app/app.dart
+++ b/lib/app/app.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
diff --git a/lib/app/theme/app_theme.dart b/lib/app/theme/app_theme.dart
index ed19eb8..44b2097 100644
--- a/lib/app/theme/app_theme.dart
+++ b/lib/app/theme/app_theme.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 
 /// 应用统一主题。
 ///
diff --git a/lib/features/auth/presentation/forgot_password_page.dart b/lib/features/auth/presentation/forgot_password_page.dart
index 96c543c..ed67900 100644
--- a/lib/features/auth/presentation/forgot_password_page.dart
+++ b/lib/features/auth/presentation/forgot_password_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:go_router/go_router.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
diff --git a/lib/features/auth/presentation/legal_document_page.dart b/lib/features/auth/presentation/legal_document_page.dart
index af82a00..3b71749 100644
--- a/lib/features/auth/presentation/legal_document_page.dart
+++ b/lib/features/auth/presentation/legal_document_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:go_router/go_router.dart';
 
 import '../../../l10n/app_localizations.dart';
diff --git a/lib/features/auth/presentation/login_page.dart b/lib/features/auth/presentation/login_page.dart
index 557fd3b..9d9b127 100644
--- a/lib/features/auth/presentation/login_page.dart
+++ b/lib/features/auth/presentation/login_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter/gestures.dart';
 import 'package:go_router/go_router.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
diff --git a/lib/features/auth/presentation/register_page.dart b/lib/features/auth/presentation/register_page.dart
index e80e43b..1f58fbb 100644
--- a/lib/features/auth/presentation/register_page.dart
+++ b/lib/features/auth/presentation/register_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:go_router/go_router.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
diff --git a/lib/features/auth/presentation/splash_page.dart b/lib/features/auth/presentation/splash_page.dart
index de70f10..3b7a6a1 100644
--- a/lib/features/auth/presentation/splash_page.dart
+++ b/lib/features/auth/presentation/splash_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
diff --git a/lib/features/home/presentation/home_page.dart b/lib/features/home/presentation/home_page.dart
index fda9531..ea598c6 100644
--- a/lib/features/home/presentation/home_page.dart
+++ b/lib/features/home/presentation/home_page.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
diff --git a/lib/features/home/presentation/home_tab.dart b/lib/features/home/presentation/home_tab.dart
index 3b479fb..a8d758f 100644
--- a/lib/features/home/presentation/home_tab.dart
+++ b/lib/features/home/presentation/home_tab.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import '../../../l10n/app_localizations.dart';
diff --git a/lib/features/messages/presentation/messages_tab.dart b/lib/features/messages/presentation/messages_tab.dart
index 6a9185c..d86e6cb 100644
--- a/lib/features/messages/presentation/messages_tab.dart
+++ b/lib/features/messages/presentation/messages_tab.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
 import '../../../l10n/app_localizations.dart';
diff --git a/lib/features/profile/presentation/profile_tab.dart b/lib/features/profile/presentation/profile_tab.dart
index d0fc0de..c260fce 100644
--- a/lib/features/profile/presentation/profile_tab.dart
+++ b/lib/features/profile/presentation/profile_tab.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 
diff --git a/lib/main.dart b/lib/main.dart
index af74c54..ad30025 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/material.dart' show WidgetsFlutterBinding;
+import 'package:material_ui/material_ui.dart' show WidgetsFlutterBinding;
 import 'package:flutter/widgets.dart' show runApp;
 
 import 'app/app.dart';
diff --git a/pubspec.lock b/pubspec.lock
index 7003e32..5b47bbc 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -193,6 +193,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.9"
+  cupertino_ui:
+    dependency: "direct main"
+    description:
+      name: cupertino_ui
+      sha256: "7ed8ce4159d342eec4c65f4ea6eec57adaf9365404378541f38efc1da20a5b3d"
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
   custom_lint_core:
     dependency: transitive
     description:
@@ -494,7 +502,7 @@ packages:
     source: hosted
     version: "4.1.2"
   intl:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: intl
       sha256: "1ca20c894b1717686a2319b8548763d812bc0aabdac580420a44c5178c57a867"
@@ -613,6 +621,14 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "0.13.0"
+  material_ui:
+    dependency: "direct main"
+    description:
+      name: material_ui
+      sha256: d9b4f6c69b80bc83d0a14357c86e4c14c8076e807ae73cf2960c8560f623995f
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.0"
   meta:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index a5c4797..2297a00 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -79,6 +79,9 @@ dependencies:
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.8
 
+  cupertino_ui: any
+  material_ui: any
+  intl: any
 dev_dependencies:
   flutter_test:
     sdk: flutter
diff --git a/test/widget_test.dart b/test/widget_test.dart
index 365968a..a757e61 100644
--- a/test/widget_test.dart
+++ b/test/widget_test.dart
@@ -5,7 +5,7 @@
 //
 // 注意：TokenStorage 依赖 MMKV，需在测试环境先 initialize（真实运行在 main 中完成）。
 
-import 'package:flutter/cupertino.dart';
+import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter_test/flutter_test.dart';
 
 import 'package:ttstd_family_care/app/app.dart';