优化：启动优化

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -3,4 +3,7 @@
     <item>
         <bitmap android:gravity="fill" android:src="@drawable/background"/>
     </item>
+    <item>
+        <bitmap android:gravity="fill|clip_vertical" android:src="@drawable/splash"/>
+    </item>
 </layer-list>

android/app/src/main/res/drawable/launch_background.xml

@@ -3,4 +3,7 @@
     <item>
         <bitmap android:gravity="fill" android:src="@drawable/background"/>
     </item>
+    <item>
+        <bitmap android:gravity="fill|clip_vertical" android:src="@drawable/splash"/>
+    </item>
 </layer-list>

android/app/src/main/res/values-night-v31/styles.xml

@@ -4,11 +4,12 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:forceDarkAllowed">false</item>
-        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowFullscreen">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
         <item name="android:windowSplashScreenBackground">#0a0a12</item>
         <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenIconBackgroundColor">#0a0a12</item>
     </style>
     <!-- Theme applied to the Android Window as soon as the process has started.
          This theme determines the color of the Android Window while your

android/app/src/main/res/values-night/styles.xml

@@ -3,8 +3,8 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:forceDarkAllowed">false</item>
-        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowFullscreen">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
     </style>
     <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">

android/app/src/main/res/values-v31/styles.xml

@@ -4,11 +4,12 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:forceDarkAllowed">false</item>
-        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowFullscreen">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
         <item name="android:windowSplashScreenBackground">#0a0a12</item>
         <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenIconBackgroundColor">#0a0a12</item>
     </style>
     <!-- Theme applied to the Android Window as soon as the process has started.
          This theme determines the color of the Android Window while your

android/app/src/main/res/values/styles.xml

@@ -3,8 +3,8 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:forceDarkAllowed">false</item>
-        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowFullscreen">true</item>
-        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">true</item>
         <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
     </style>
     <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">

ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -16,14 +16,19 @@
                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                         <subviews>
-                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleAspectFill" image="LaunchBackground" translatesAutoresizingMaskIntoConstraints="NO" id="tWc-Dq-wcI"/>
+                            <imageView clipsSubviews="YES" userInteractionEnabled="NO" contentMode="scaleToFill" image="LaunchBackground" translatesAutoresizingMaskIntoConstraints="NO" id="tWc-Dq-wcI"/>
+                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleAspectFill" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4"></imageView>
                         </subviews>
-                        <color key="backgroundColor" red="0.04" green="0.04" blue="0.07" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <color key="backgroundColor" red="0.039215686274509803" green="0.039215686274509803" blue="0.07058823529411765" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
                         <constraints>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="3T2-ad-Qdv"/>
                             <constraint firstItem="tWc-Dq-wcI" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="RPx-PI-7Xg"/>
                             <constraint firstItem="tWc-Dq-wcI" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="SdS-ul-q2q"/>
                             <constraint firstAttribute="trailing" secondItem="tWc-Dq-wcI" secondAttribute="trailing" id="Swv-Gf-Rwn"/>
+                            <constraint firstAttribute="trailing" secondItem="YRO-k0-Ey4" secondAttribute="trailing" id="TQA-XW-tRk"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="bottom" secondItem="Ze5-6b-2t3" secondAttribute="bottom" id="duK-uY-Gun"/>
                             <constraint firstItem="tWc-Dq-wcI" firstAttribute="leading" secondItem="Ze5-6b-2t3" secondAttribute="leading" id="kV7-tw-vXt"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="top" secondItem="Ze5-6b-2t3" secondAttribute="top" id="xPn-NY-SIU"/>
                         </constraints>
                     </view>
                 </viewController>
@@ -33,6 +38,7 @@
         </scene>
     </scenes>
     <resources>
-        <image name="LaunchBackground" width="375" height="812"/>
+        <image name="LaunchImage" width="512" height="512"/>
+        <image name="LaunchBackground" width="1" height="1"/>
     </resources>
 </document>

ios/Runner/Info.plist

@@ -51,6 +51,8 @@
 			<string>UIInterfaceOrientationLandscapeRight</string>
 		</array>
 		<key>UIStatusBarHidden</key>
+		<true/>
+		<key>UIViewControllerBasedStatusBarAppearance</key>
 		<false/>
 	</dict>
 </plist>

lib/core/auth/auth_service.dart

@@ -197,8 +197,8 @@ class AuthService {
     const retryDelay = Duration(seconds: 2);
 
     try {
-      // 等待网络就绪（浏览器能访问但 App 报错时，多为启动时网络未初始化）
+      // 极短让步：避免个别机型刚起进程时网络栈未就绪；过长会拖慢冷启动
-      await Future<void>.delayed(const Duration(seconds: 2));
+      await Future<void>.delayed(const Duration(milliseconds: 400));
 
       final deviceId = await _getDeviceId();
       _logMsg('init: deviceId=$deviceId');

lib/core/referrer/referrer_service.dart

@@ -18,7 +18,8 @@ class ReferrerService {
   static final Completer<AdjustAttribution?> _attributionCallbackCompleter =
       Completer<AdjustAttribution?>();
 
-  static const int _adjustTimeoutMs = 15000;
+  /// 过长会拖慢 [AuthService.init] 内首次 getReferrer；过短可能拿不到 Adjust，仍有 Play Install Referrer fallback
+  static const int _adjustTimeoutMs = 4500;
 
   /// 由 Adjust attributionCallback 调用，首次安装时归因往往通过此回调返回（晚于 getAttributionWithTimeout）
   static void receiveAttributionFromCallback(AdjustAttribution attribution) {

lib/features/home/home_playback_resume.dart

@@ -1,4 +1,7 @@
 import 'package:flutter/foundation.dart';
 
-/// 子路由从 Navigator pop 回主导航后，通知首页刷新 [VisibilityDetector]（见 [_MainScaffoldState.didPopNext]）
+/// 统一信号：递增后首页多帧刷新 [VisibilityDetector]，视频卡片尝试恢复 [VideoPlayer]。
+///
+/// 递增场景包括：子路由 pop 回首页、底部导航切回首页、前后台切换回前台（首页 Tab）、
+/// 列表/分类与 ext 配置就绪后需重算可见卡片等（见 `HomeScreen._requestPlaybackPipeline`）。
 final ValueNotifier<int> homePlaybackResumeNonce = ValueNotifier<int>(0);

lib/features/home/home_screen.dart

@@ -27,7 +27,7 @@ class HomeScreen extends StatefulWidget {
   State<HomeScreen> createState() => _HomeScreenState();
 }
 
-class _HomeScreenState extends State<HomeScreen> {
+class _HomeScreenState extends State<HomeScreen> with WidgetsBindingObserver {
   List<CategoryItem> _categories = [];
   CategoryItem? _selectedCategory;
   List<TaskItem> _tasks = [];
@@ -44,8 +44,13 @@ class _HomeScreenState extends State<HomeScreen> {
   /// 是否曾有过「可见比例 ≥ 阈值」的探测器回调（用于区分冷启动无回调 vs 已全部滑出视口）
   bool _visibilityHadMeaningfulReport = false;
 
-  /// IndexedStack 切回首页或 [homePlaybackResumeNonce] 递增后，让 [VisibilityDetector] 重新计算。
+  /// 统一入口：递增 nonce → [VideoCard] 恢复播放 + [_onHomePlaybackResumeSignal] 内多帧刷新可见性。
-  /// 单次 [notifyNow] 在「Modal 收起 / 子路由 pop」后首帧常过早，与 My Gallery 一致采用多帧 + 短延迟。
+  void _requestPlaybackPipeline() {
+    if (!mounted || !widget.isActive) return;
+    homePlaybackResumeNonce.value++;
+  }
+
+  /// [homePlaybackResumeNonce] 监听里调用：多帧 + 短延迟 [notifyNow]，避免单次过早。
   void _scheduleVisibilityRefresh() {
     if (!mounted || !widget.isActive) return;
     void notify() {
@@ -80,6 +85,7 @@ class _HomeScreenState extends State<HomeScreen> {
   @override
   void initState() {
     super.initState();
+    WidgetsBinding.instance.addObserver(this);
     UserState.needShowVideoMenu.addListener(_onExtConfigChanged);
     UserState.extConfigItems.addListener(_onExtConfigChanged);
     AuthService.isLoginComplete.addListener(_onExtConfigChanged);
@@ -106,6 +112,7 @@ class _HomeScreenState extends State<HomeScreen> {
 
   @override
   void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
     homePlaybackResumeNonce.removeListener(_onHomePlaybackResumeSignal);
     UserState.needShowVideoMenu.removeListener(_onExtConfigChanged);
     UserState.extConfigItems.removeListener(_onExtConfigChanged);
@@ -120,11 +127,19 @@ class _HomeScreenState extends State<HomeScreen> {
     _scheduleVisibilityRefresh();
   }
 
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    super.didChangeAppLifecycleState(state);
+    if (state == AppLifecycleState.resumed && mounted && widget.isActive) {
+      _requestPlaybackPipeline();
+    }
+  }
+
   void _onExtConfigChanged() {
     if (mounted) setState(() {});
     // 不用 Timer 防抖：连续 listener 会互相 cancel，首装可能永远不触发 notify
     WidgetsBinding.instance.addPostFrameCallback((_) {
-      if (mounted && widget.isActive) _scheduleVisibilityRefresh();
+      if (mounted && widget.isActive) _requestPlaybackPipeline();
     });
   }
 
@@ -139,7 +154,7 @@ class _HomeScreenState extends State<HomeScreen> {
   static const int _maxConcurrentHomeVideos = 16;
 
   void _onGridCardVisibilityChanged(int index, VisibilityInfo info) {
-    if (!mounted) return;
+    if (!mounted || !widget.isActive) return;
     if (info.visibleFraction >= _videoVisibilityThreshold) {
       _cardVisibleFraction[index] = info.visibleFraction;
       _visibilityHadMeaningfulReport = true;
@@ -155,6 +170,7 @@ class _HomeScreenState extends State<HomeScreen> {
   }
 
   void _reconcileVisibleVideoIndicesFromDetector() {
+    if (!mounted || !widget.isActive) return;
     final tasks = _displayTasks;
     final scored = <MapEntry<int, double>>[];
     for (final e in _cardVisibleFraction.entries) {
@@ -200,7 +216,7 @@ class _HomeScreenState extends State<HomeScreen> {
     super.didUpdateWidget(oldWidget);
     if (widget.isActive && !oldWidget.isActive) {
       refreshAccount();
-      _scheduleVisibilityRefresh();
+      _requestPlaybackPipeline();
     }
   }
 
@@ -300,7 +316,7 @@ class _HomeScreenState extends State<HomeScreen> {
       setState(() => _categoriesLoading = false);
       // 默认选中 pets 等不会走 [_loadTasks] 的路径，也要触发一次可见性（否则预览不自动播）
       WidgetsBinding.instance.addPostFrameCallback((_) {
-        if (mounted && widget.isActive) _scheduleVisibilityRefresh();
+        if (mounted && widget.isActive) _requestPlaybackPipeline();
       });
     }
   }
@@ -332,7 +348,7 @@ class _HomeScreenState extends State<HomeScreen> {
       setState(() => _tasksLoading = false);
       // 列表替换后须强制可见性重算，否则探测器有时不回调，预览一直不播
       WidgetsBinding.instance.addPostFrameCallback((_) {
-        if (mounted && widget.isActive) _scheduleVisibilityRefresh();
+        if (mounted && widget.isActive) _requestPlaybackPipeline();
       });
     }
   }
@@ -352,7 +368,7 @@ class _HomeScreenState extends State<HomeScreen> {
         _visibilityHadMeaningfulReport = false;
       });
       WidgetsBinding.instance.addPostFrameCallback((_) {
-        if (mounted && widget.isActive) _scheduleVisibilityRefresh();
+        if (mounted && widget.isActive) _requestPlaybackPipeline();
       });
     } else {
       _loadTasks(c.id);
@@ -447,6 +463,8 @@ class _HomeScreenState extends State<HomeScreen> {
                                       _placeholderImage,
                                   videoUrl: task.previewVideoUrl,
                                   credits: credits,
+                                  playbackResumeListenable:
+                                      homePlaybackResumeNonce,
                                   isActive: widget.isActive &&
                                       _visibleVideoIndices.contains(index) &&
                                       !_userPausedVideoIndices

lib/features/home/widgets/video_card.dart

@@ -1,6 +1,7 @@
 import 'dart:async' show unawaited;
 import 'dart:io' show File;
 
+import 'package:flutter/foundation.dart' show ValueListenable;
 import 'package:flutter/material.dart';
 import 'package:flutter_cache_manager/flutter_cache_manager.dart'
     show DefaultCacheManager, DownloadProgress, FileInfo;
@@ -22,6 +23,8 @@ class VideoCard extends StatefulWidget {
     this.showCreditsBadge = true,
     this.showBottomGenerateButton = true,
     required this.isActive,
+    /// 通常绑定首页全局 nonce；递增时若 [isActive] 则恢复解码/播放（前后台、路由返回等与可见性刷新统一）
+    this.playbackResumeListenable,
     required this.onPlayRequested,
     required this.onStopRequested,
     this.onGenerateSimilar,
@@ -35,6 +38,7 @@ class VideoCard extends StatefulWidget {
   final bool showCreditsBadge;
   final bool showBottomGenerateButton;
   final bool isActive;
+  final ValueListenable<int>? playbackResumeListenable;
   final VoidCallback onPlayRequested;
   final VoidCallback onStopRequested;
   final VoidCallback? onGenerateSimilar;
@@ -57,6 +61,7 @@ class _VideoCardState extends State<VideoCard> {
   @override
   void initState() {
     super.initState();
+    widget.playbackResumeListenable?.addListener(_onPlaybackResumeSignal);
     if (widget.isActive) {
       WidgetsBinding.instance.addPostFrameCallback((_) => _loadAndPlay());
     }
@@ -64,13 +69,43 @@ class _VideoCardState extends State<VideoCard> {
 
   @override
   void dispose() {
+    widget.playbackResumeListenable?.removeListener(_onPlaybackResumeSignal);
     _disposeController();
     super.dispose();
   }
 
+  void _onPlaybackResumeSignal() {
+    if (!mounted || !widget.isActive) return;
+    // [homePlaybackResumeNonce] 可能在其他路由 dispose 等「树仍锁定」时同步递增；
+    // 监听器里若立刻 [_kickPlaybackAfterGlobalResume] → setState 会抛错。延后到当前同步栈结束。
+    Future.microtask(() {
+      if (!mounted || !widget.isActive) return;
+      _kickPlaybackAfterGlobalResume();
+    });
+  }
+
+  /// 与 Visibility 刷新并列：系统从后台恢复时往往已 pause 解码器，需显式 [play]，不能仅依赖 [didUpdateWidget]。
+  void _kickPlaybackAfterGlobalResume() {
+    if (widget.videoUrl == null || widget.videoUrl!.isEmpty) return;
+    final c = _controller;
+    if (c != null && c.value.isInitialized) {
+      c.setVolume(0);
+      c.setLooping(true);
+      if (!c.value.isPlaying) {
+        unawaited(c.play());
+      }
+      return;
+    }
+    _loadAndPlay();
+  }
+
   @override
   void didUpdateWidget(covariant VideoCard oldWidget) {
     super.didUpdateWidget(oldWidget);
+    if (oldWidget.playbackResumeListenable != widget.playbackResumeListenable) {
+      oldWidget.playbackResumeListenable?.removeListener(_onPlaybackResumeSignal);
+      widget.playbackResumeListenable?.addListener(_onPlaybackResumeSignal);
+    }
     if (oldWidget.isActive && !widget.isActive) {
       _releaseVideoDecoder();
     } else if (!oldWidget.isActive && widget.isActive) {

lib/main.dart

@@ -16,9 +16,7 @@ import 'features/recharge/google_play_purchase_service.dart';
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
   _initAdjust();
-  // Facebook：安装/启动由 App 内生命周期手动 activateApp（见 app.dart），关闭 AutoLog 后依赖此项
+  // 勿在此 await ReferrerService.init()：会阻塞首帧（Adjust 最长可达十余秒）。[AuthService.init] 内已 await getReferrer()
-  // 等待 Adjust 归因（ReferrerService 会调用 Adjust.getAttributionWithTimeout）
-  await ReferrerService.init();
   SystemChrome.setSystemUIOverlayStyle(
     const SystemUiOverlayStyle(
       statusBarColor: AppColors.surface,

pubspec.yaml

@@ -53,14 +53,20 @@ flutter_launcher_icons:
   image_path: "assets/images/logo.png"
   remove_alpha_ios: true
 
+# 启动屏：与 Android 12+ 统一深色底，避免系统用默认 launcher 图标导致「中间图标过小」；
+# android_12 必须单独配 image，否则 12+ 只用 ic_launcher，圆内显得很小且易有白边感。
 flutter_native_splash:
-  background_image: "assets/images/splash.png"
+  color: "#0a0a12"
+  image: assets/images/logo.png
   android: true
   ios: true
-  # Android 12+ 使用不同 API，不支持全屏背景图，需单独配置
+  android_gravity: fill|clip_vertical
+  ios_content_mode: scaleAspectFill
+  fullscreen: true
   android_12:
     color: "#0a0a12"
-    image: "assets/images/logo.png"
+    image: assets/images/logo.png
+    icon_background_color: "#0a0a12"
 
 flutter:
   uses-material-design: true