diff --git a/client/lib/core/config/store_compliance.dart b/client/lib/core/config/store_compliance.dart
index c3cc855..b7a5b7b 100644
--- a/client/lib/core/config/store_compliance.dart
+++ b/client/lib/core/config/store_compliance.dart
@@ -12,9 +12,22 @@ import 'package:flutter/foundation.dart' show kIsWeb, visibleForTesting;
 @visibleForTesting
 bool? debugForceHideExternalPurchaseUi;
 
-/// 为真时隐藏一切外部购买 UI（iOS App Store 包）。
-bool get hideExternalPurchaseUi =>
+/// 测试注入：模拟「需要首启隐私同意」的移动端形态。
+@visibleForTesting
+bool? debugForcePrivacyConsentRequired;
+
+/// 是否 iOS App Store 分发包（注销账号入口等合规件按此渲染）。
+bool get isIosAppStoreBuild =>
     debugForceHideExternalPurchaseUi ?? (!kIsWeb && Platform.isIOS);
 
+/// 为真时隐藏一切外部购买 UI（iOS App Store 包）。
+bool get hideExternalPurchaseUi => isIosAppStoreBuild;
+
+/// 是否需要首启「个人信息保护」同意弹层（个保法 + 应用商店审核）：
+/// 仅移动端（iOS/Android）；桌面与 Web 不弹。
+bool get needsPrivacyConsent =>
+    debugForcePrivacyConsentRequired ??
+    (!kIsWeb && (Platform.isIOS || Platform.isAndroid));
+
 /// 客服邮箱（授权管理「联系客服」卡、异常兜底提示等处使用）。
 const String supportEmail = 'support@51yanmei.com';
diff --git a/client/lib/main.dart b/client/lib/main.dart
index 66880eb..6151bfc 100644
--- a/client/lib/main.dart
+++ b/client/lib/main.dart
@@ -14,6 +14,7 @@ import 'core/theme/theme_controller.dart';
 import 'core/theme/themes.dart';
 import 'providers/connectivity_provider.dart';
 import 'widgets/ds/ds_atoms.dart';
+import 'widgets/privacy_consent_gate.dart';
 
 void main() {
   usePathUrlStrategy();
@@ -113,6 +114,9 @@ class _JiuAppState extends ConsumerState<JiuApp> {
       title: kDebugMode ? '岩美 [DEBUG]' : '岩美',
       theme: buildTheme(themeKey),
       routerConfig: router,
+      // 首启隐私同意闸（移动端 only）：覆盖全部路由，同意前遮罩交互
+      builder: (context, child) =>
+          PrivacyConsentGate(child: child ?? const SizedBox.shrink()),
       debugShowCheckedModeBanner: false,
       localizationsDelegates: const [
         GlobalMaterialLocalizations.delegate,
diff --git a/client/lib/screens/me/me_screen.dart b/client/lib/screens/me/me_screen.dart
index a219a8a..aea08c6 100644
--- a/client/lib/screens/me/me_screen.dart
+++ b/client/lib/screens/me/me_screen.dart
@@ -7,8 +7,10 @@ import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:go_router/go_router.dart';
 import 'package:lucide_icons_flutter/lucide_icons.dart';
+import 'package:url_launcher/url_launcher.dart';
 
 import '../../core/auth/auth_state.dart';
+import '../../core/config/store_compliance.dart';
 import '../../core/theme/app_dims.g.dart';
 import '../../core/theme/context_tokens.dart';
 import '../../providers/shop_provider.dart';
@@ -86,6 +88,12 @@ class MeScreen extends ConsumerWidget {
                 icon: LucideIcons.info,
                 label: '关于我们',
                 onTap: () => context.go('/about')),
+            // iOS App Store 审核 5.1.1(v)：应用内须可发起账号删除
+            if (isIosAppStoreBuild)
+              MHubItem(
+                  icon: LucideIcons.userX,
+                  label: '注销账号',
+                  onTap: () => _showDeleteAccountSheet(context, user)),
           ]),
           const SizedBox(height: 18),
           _LogoutButton(onConfirm: () {
@@ -151,6 +159,65 @@ class MeScreen extends ConsumerWidget {
       ]),
     );
   }
+
+  /// 注销账号（iOS App Store 审核 5.1.1(v)）：应用内发起 → 邮件人工核验。
+  /// 措辞保持中性，不涉及任何购买/续费引导。
+  void _showDeleteAccountSheet(BuildContext context, AuthUser? user) {
+    showMSheet<void>(
+      context,
+      title: '注销账号',
+      builder: (ctx) {
+        final t = ctx.tokens;
+        Widget note(String s) => Padding(
+              padding: const EdgeInsets.only(top: 4),
+              child: Text('· $s',
+                  style: TextStyle(
+                      fontSize: AppDims.fsSm, color: t.muted, height: 1.6)),
+            );
+        final who = user != null ? '${user.shopNo} · ${user.username}' : '';
+        return Padding(
+          padding: const EdgeInsets.fromLTRB(16, 4, 16, 20),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              Text('注销将删除您的登录账号，操作不可恢复。',
+                  style: TextStyle(
+                      fontSize: AppDims.fsBody,
+                      fontWeight: FontWeight.w600,
+                      color: t.heading)),
+              const SizedBox(height: 8),
+              note('账号与登录凭据将被删除，无法找回'),
+              note('门店经营数据归属门店：门店内仍有其他用户时数据保留，'
+                  '需整店删除请在申请中说明'),
+              note('为防止误操作与冒用，注销需人工核验身份，'
+                  '我们将在收到申请后 15 个工作日内完成处理'),
+              const SizedBox(height: 16),
+              SizedBox(
+                width: double.infinity,
+                child: DsButton('发送注销申请邮件',
+                    variant: DsBtnVariant.primary,
+                    onPressed: () {
+                      final subject = Uri.encodeComponent('账号注销申请（$who）');
+                      final body = Uri.encodeComponent(
+                          '申请注销账号：$who\n注销原因（选填）：\n\n'
+                          '请使用注册时预留的联系方式发送本邮件以便核验。');
+                      launchUrl(Uri.parse(
+                          'mailto:$supportEmail?subject=$subject&body=$body'));
+                    }),
+              ),
+              const SizedBox(height: 8),
+              Center(
+                child: Text('客服邮箱 $supportEmail',
+                    style:
+                        TextStyle(fontSize: AppDims.fsXs, color: t.faint)),
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
 }
 
 class _LogoutButton extends StatelessWidget {
diff --git a/client/lib/widgets/privacy_consent_gate.dart b/client/lib/widgets/privacy_consent_gate.dart
new file mode 100644
index 0000000..8b4ab73
--- /dev/null
+++ b/client/lib/widgets/privacy_consent_gate.dart
@@ -0,0 +1,145 @@
+// 首启个人信息保护同意闸（个保法 + App Store 中国区审核 5.1.1）。
+//
+// 移动端（iOS/Android）首次启动时全屏遮罩弹出：说明收集范围 + 可点
+// 《隐私政策》《用户协议》+ 同意/不同意。同意持久化（SharedPreferences）
+// 后不再出现；不同意时 Android 退出应用，iOS 留在弹层并提示（苹果 HIG
+// 禁止程序性退出）。桌面与 Web 完全不弹。
+// 挂载点：MaterialApp.router 的 builder（覆盖全部路由，早于登录页交互）。
+import 'package:flutter/foundation.dart' show kIsWeb;
+import 'dart:io' show Platform;
+
+import 'package:flutter/gestures.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:url_launcher/url_launcher.dart';
+
+import '../core/config/app_info.dart';
+import '../core/config/store_compliance.dart';
+import '../core/theme/app_dims.g.dart';
+import '../core/theme/context_tokens.dart';
+import 'ds/ds_atoms.dart';
+
+const _kConsentKey = 'privacy_consent_v1';
+
+class PrivacyConsentGate extends StatefulWidget {
+  final Widget child;
+  const PrivacyConsentGate({super.key, required this.child});
+
+  @override
+  State<PrivacyConsentGate> createState() => _PrivacyConsentGateState();
+}
+
+class _PrivacyConsentGateState extends State<PrivacyConsentGate> {
+  bool _needConsent = false;
+  bool _declinedHint = false;
+
+  @override
+  void initState() {
+    super.initState();
+    if (needsPrivacyConsent) _check();
+  }
+
+  Future<void> _check() async {
+    final prefs = await SharedPreferences.getInstance();
+    if (mounted && !(prefs.getBool(_kConsentKey) ?? false)) {
+      setState(() => _needConsent = true);
+    }
+  }
+
+  Future<void> _agree() async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setBool(_kConsentKey, true);
+    if (mounted) setState(() => _needConsent = false);
+  }
+
+  void _decline() {
+    // Android 惯例：不同意即退出；iOS 禁止程序性退出，留提示。
+    if (!kIsWeb && Platform.isAndroid) {
+      SystemNavigator.pop();
+    } else {
+      setState(() => _declinedHint = true);
+    }
+  }
+
+  void _open(String path) {
+    final base = AppInfo.website.isNotEmpty
+        ? AppInfo.website
+        : 'https://jiu.51yanmei.com';
+    launchUrl(Uri.parse('$base$path'), mode: LaunchMode.externalApplication);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (!_needConsent) return widget.child;
+    final t = context.tokens;
+    final link = TextStyle(
+        fontSize: AppDims.fsSm, color: t.primary, fontWeight: FontWeight.w600);
+    return Stack(children: [
+      widget.child,
+      const ModalBarrier(
+          dismissible: false, color: Colors.black54), // ds-ignore 遮罩固定色
+      Center(
+        child: Material(
+          color: Colors.transparent,
+          child: Container(
+            width: 320,
+            margin: const EdgeInsets.symmetric(horizontal: 24),
+            padding: const EdgeInsets.fromLTRB(22, 22, 22, 18),
+            decoration: BoxDecoration(
+              color: t.surface,
+              borderRadius: BorderRadius.circular(AppDims.rLg),
+              border: Border.all(color: t.border),
+            ),
+            child: Column(mainAxisSize: MainAxisSize.min, children: [
+              Text('个人信息保护提示',
+                  style: TextStyle(
+                      fontSize: AppDims.fsH2,
+                      fontWeight: FontWeight.w700,
+                      color: t.heading)),
+              const SizedBox(height: 12),
+              Text.rich(
+                TextSpan(
+                  style: TextStyle(
+                      fontSize: AppDims.fsSm, color: t.text, height: 1.7),
+                  children: [
+                    const TextSpan(
+                        text: '感谢使用岩美酒库。为向您提供门店库存管理服务，'
+                            '我们仅收集必要的账号信息、设备信息与操作日志，'
+                            '用于多端数据同步与账号安全保障。详情请阅读'),
+                    TextSpan(
+                        text: '《隐私政策》',
+                        style: link,
+                        recognizer: TapGestureRecognizer()
+                          ..onTap = () => _open('/privacy/')),
+                    const TextSpan(text: '与'),
+                    TextSpan(
+                        text: '《用户协议》',
+                        style: link,
+                        recognizer: TapGestureRecognizer()
+                          ..onTap = () => _open('/terms/')),
+                    const TextSpan(text: '。点击「同意并继续」即表示您已阅读并同意上述条款。'),
+                  ],
+                ),
+              ),
+              if (_declinedHint) ...[
+                const SizedBox(height: 10),
+                Text('需同意后方可使用岩美酒库',
+                    style: TextStyle(fontSize: AppDims.fsXs, color: t.warn)),
+              ],
+              const SizedBox(height: 16),
+              Row(children: [
+                Expanded(
+                    child: DsButton('不同意', onPressed: _decline)),
+                const SizedBox(width: 10),
+                Expanded(
+                    child: DsButton('同意并继续',
+                        variant: DsBtnVariant.primary, onPressed: _agree)),
+              ]),
+            ]),
+          ),
+        ),
+      ),
+    ]);
+  }
+}
diff --git a/client/test/privacy_consent_gate_test.dart b/client/test/privacy_consent_gate_test.dart
new file mode 100644
index 0000000..38d8145
--- /dev/null
+++ b/client/test/privacy_consent_gate_test.dart
@@ -0,0 +1,67 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:jiu_client/core/config/store_compliance.dart';
+import 'package:jiu_client/core/theme/themes.dart';
+import 'package:jiu_client/widgets/privacy_consent_gate.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+/// 首启隐私同意闸：移动端首启弹出并阻断交互，同意持久化后不再出现；
+/// 不同意（非 Android）留在弹层并给提示。
+
+Widget _app() => MaterialApp(
+      theme: buildTheme('a'),
+      builder: (c, child) =>
+          PrivacyConsentGate(child: child ?? const SizedBox.shrink()),
+      home: const Scaffold(body: Text('APP')),
+    );
+
+void main() {
+  tearDown(() => debugForcePrivacyConsentRequired = null);
+
+  testWidgets('首启弹出，同意后关闭并持久化', (tester) async {
+    SharedPreferences.setMockInitialValues({});
+    debugForcePrivacyConsentRequired = true;
+
+    await tester.pumpWidget(_app());
+    await tester.pumpAndSettle();
+    expect(find.text('个人信息保护提示'), findsOneWidget);
+
+    await tester.tap(find.text('同意并继续'));
+    await tester.pumpAndSettle();
+    expect(find.text('个人信息保护提示'), findsNothing);
+
+    final prefs = await SharedPreferences.getInstance();
+    expect(prefs.getBool('privacy_consent_v1'), isTrue);
+  });
+
+  testWidgets('已同意过：不再弹出', (tester) async {
+    SharedPreferences.setMockInitialValues({'privacy_consent_v1': true});
+    debugForcePrivacyConsentRequired = true;
+
+    await tester.pumpWidget(_app());
+    await tester.pumpAndSettle();
+    expect(find.text('个人信息保护提示'), findsNothing);
+    expect(find.text('APP'), findsOneWidget);
+  });
+
+  testWidgets('不同意（非 Android）：留在弹层并提示', (tester) async {
+    SharedPreferences.setMockInitialValues({});
+    debugForcePrivacyConsentRequired = true;
+
+    await tester.pumpWidget(_app());
+    await tester.pumpAndSettle();
+    await tester.tap(find.text('不同意'));
+    await tester.pump();
+    expect(find.text('需同意后方可使用岩美酒库'), findsOneWidget);
+    expect(find.text('个人信息保护提示'), findsOneWidget);
+  });
+
+  testWidgets('桌面/Web 形态：不弹', (tester) async {
+    SharedPreferences.setMockInitialValues({});
+    debugForcePrivacyConsentRequired = false;
+
+    await tester.pumpWidget(_app());
+    await tester.pumpAndSettle();
+    expect(find.text('个人信息保护提示'), findsNothing);
+  });
+}