feat(app): 完善播放协议搜索与空状态

lib/pages/settings/settings_page.dart

@@ -6,16 +6,15 @@ import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
 import '../../core/data/services/auth_controller.dart';
-import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/plain_page_scaffold.dart';
 import '../../l10n/app_localizations.dart';
 import '../account/account_entry_card.dart';
-import '../notices/notices_page.dart';
+import 'legal_links_card.dart';
 
-/// 设置页：收纳账号、通知与登录态，不提供手动语言切换。
+/// 设置页：账号入口按列表展示，不提供通知和手动语言切换。
 class SettingsPage extends StatelessWidget {
   const SettingsPage({super.key});
 
@@ -34,10 +33,10 @@ class SettingsPage extends StatelessWidget {
           children: [
             if (auth.isSignedIn) ...[
               const AccountEntryCard(),
-              const SizedBox(height: 12),
+              const SizedBox(height: AppDimens.spaceXl),
             ],
-            _noticesTile(context, l10n),
-            const SizedBox(height: 24),
+            const LegalLinksCard(),
+            const SizedBox(height: AppDimens.spaceXl),
             _authAction(context, l10n, auth),
           ],
         ),
@@ -45,29 +44,6 @@ class SettingsPage extends StatelessWidget {
     );
   }
 
-  Widget _noticesTile(BuildContext context, AppLocalizations l10n) {
-    return Material(
-      color: AppColors.card,
-      shape: RoundedRectangleBorder(
-        borderRadius: BorderRadius.circular(AppDimens.cardRadius),
-        side: const BorderSide(color: AppColors.border),
-      ),
-      clipBehavior: Clip.antiAlias,
-      child: ListTile(
-        key: const Key('settings-notices'),
-        leading: const Icon(
-          Icons.notifications_none_rounded,
-          color: AppColors.blueSoft,
-        ),
-        title: Text(l10n.notices),
-        trailing: const Icon(Icons.chevron_right_rounded),
-        onTap: () => Navigator.of(
-          context,
-        ).push<void>(MaterialPageRoute(builder: (_) => const NoticesPage())),
-      ),
-    );
-  }
-
   Widget _authAction(
     BuildContext context,
     AppLocalizations l10n,