feat(app): 初始化 Flutter 前端项目 (Phase F0)

- Flutter 3.44.0 + Dart 3.12.0
- 设计系统: 7色Token×浅/深模式, NotoSansSC/Caveat字体, 圆角10/16/22/28/pill, 三级阴影
- ResponsiveScaffold: 手机底部TabBar / 平板侧边Rail / 桌面三栏
- go_router 路由表: 13个页面 (5个Tab + 8个全屏页面)
- 13个功能模块占位页面 (home/calendar/mood/search/profile/editor/auth/class/teacher/parent/achievement/stickers/templates)
- 依赖: flutter_bloc, go_router, freezed, isar, dio, perfect_freehand, fl_chart
- 中国镜像: PUB_HOSTED_URL + FLUTTER_STORAGE_BASE_URL
- flutter analyze: No issues found

app/.gitignore

@@ -0,0 +1,45 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.build/
+.buildlog/
+.history
+.svn/
+.swiftpm/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins-dependencies
+.pub-cache/
+.pub/
+/build/
+/coverage/
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release

app/.metadata

@@ -0,0 +1,33 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: "559ffa3f75e7402d65a8def9c28389a9b2e6fe42"
+  channel: "stable"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+      base_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+    - platform: android
+      create_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+      base_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+    - platform: ios
+      create_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+      base_revision: 559ffa3f75e7402d65a8def9c28389a9b2e6fe42
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'

app/README.md

@@ -0,0 +1,17 @@
+# nuanji_app
+
+A new Flutter project.
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Learn Flutter](https://docs.flutter.dev/get-started/learn-flutter)
+- [Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
+- [Flutter learning resources](https://docs.flutter.dev/reference/learning-resources)
+
+For help getting started with Flutter development, view the
+[online documentation](https://docs.flutter.dev/), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.

app/analysis_options.yaml

@@ -0,0 +1,28 @@
+# This file configures the analyzer, which statically analyzes Dart code to
+# check for errors, warnings, and lints.
+#
+# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
+# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
+# invoked from the command line by running `flutter analyze`.
+
+# The following line activates a set of recommended lints for Flutter apps,
+# packages, and plugins designed to encourage good coding practices.
+include: package:flutter_lints/flutter.yaml
+
+linter:
+  # The lint rules applied to this project can be customized in the
+  # section below to disable rules from the `package:flutter_lints/flutter.yaml`
+  # included above or to enable additional rules. A list of all available lints
+  # and their documentation is published at https://dart.dev/lints.
+  #
+  # Instead of disabling a lint rule for the entire project in the
+  # section below, it can also be suppressed for a single line of code
+  # or a specific dart file by using the `// ignore: name_of_lint` and
+  # `// ignore_for_file: name_of_lint` syntax on the line or in the file
+  # producing the lint.
+  rules:
+    # avoid_print: false  # Uncomment to disable the `avoid_print` rule
+    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

app/android/.gitignore

@@ -0,0 +1,14 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+.cxx/
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/to/reference-keystore
+key.properties
+**/*.keystore
+**/*.jks

app/android/app/build.gradle.kts

@@ -0,0 +1,45 @@
+plugins {
+    id("com.android.application")
+    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
+    id("dev.flutter.flutter-gradle-plugin")
+}
+
+android {
+    namespace = "com.nuanji.nuanji_app"
+    compileSdk = flutter.compileSdkVersion
+    ndkVersion = flutter.ndkVersion
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+
+    defaultConfig {
+        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+        applicationId = "com.nuanji.nuanji_app"
+        // You can update the following values to match your application needs.
+        // For more information, see: https://flutter.dev/to/review-gradle-config.
+        minSdk = flutter.minSdkVersion
+        targetSdk = flutter.targetSdkVersion
+        versionCode = flutter.versionCode
+        versionName = flutter.versionName
+    }
+
+    buildTypes {
+        release {
+            // TODO: Add your own signing config for the release build.
+            // Signing with the debug keys for now, so `flutter run --release` works.
+            signingConfig = signingConfigs.getByName("debug")
+        }
+    }
+}
+
+kotlin {
+    compilerOptions {
+        jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_17
+    }
+}
+
+flutter {
+    source = "../.."
+}

app/android/app/src/debug/AndroidManifest.xml

@@ -0,0 +1,7 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

app/android/app/src/main/AndroidManifest.xml

@@ -0,0 +1,45 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <application
+        android:label="nuanji_app"
+        android:name="${applicationName}"
+        android:icon="@mipmap/ic_launcher">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:launchMode="singleTop"
+            android:taskAffinity=""
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <!-- Don't delete the meta-data below.
+             This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
+        <meta-data
+            android:name="flutterEmbedding"
+            android:value="2" />
+    </application>
+    <!-- Required to query activities that can process text, see:
+         https://developer.android.com/training/package-visibility and
+         https://developer.android.com/reference/android/content/Intent#ACTION_PROCESS_TEXT.
+
+         In particular, this is used by the Flutter engine in io.flutter.plugin.text.ProcessTextPlugin. -->
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.PROCESS_TEXT"/>
+            <data android:mimeType="text/plain"/>
+        </intent>
+    </queries>
+</manifest>

app/android/app/src/main/kotlin/com/nuanji/nuanji_app/MainActivity.kt

@@ -0,0 +1,5 @@
+package com.nuanji.nuanji_app
+
+import io.flutter.embedding.android.FlutterActivity
+
+class MainActivity : FlutterActivity()

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

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

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@android:color/white" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

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

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</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
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

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

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</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
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

app/android/app/src/profile/AndroidManifest.xml

@@ -0,0 +1,7 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

app/android/build.gradle.kts

@@ -0,0 +1,24 @@
+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+val newBuildDir: Directory =
+    rootProject.layout.buildDirectory
+        .dir("../../build")
+        .get()
+rootProject.layout.buildDirectory.value(newBuildDir)
+
+subprojects {
+    val newSubprojectBuildDir: Directory = newBuildDir.dir(project.name)
+    project.layout.buildDirectory.value(newSubprojectBuildDir)
+}
+subprojects {
+    project.evaluationDependsOn(":app")
+}
+
+tasks.register<Delete>("clean") {
+    delete(rootProject.layout.buildDirectory)
+}

app/android/gradle.properties

@@ -0,0 +1,6 @@
+org.gradle.jvmargs=-Xmx8G -XX:MaxMetaspaceSize=4G -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError
+android.useAndroidX=true
+# This newDsl flag was added by the Flutter template
+android.newDsl=false
+# This builtInKotlin flag was added by the Flutter template
+android.builtInKotlin=false

app/android/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.1.0-all.zip

app/android/settings.gradle.kts

@@ -0,0 +1,26 @@
+pluginManagement {
+    val flutterSdkPath =
+        run {
+            val properties = java.util.Properties()
+            file("local.properties").inputStream().use { properties.load(it) }
+            val flutterSdkPath = properties.getProperty("flutter.sdk")
+            require(flutterSdkPath != null) { "flutter.sdk not set in local.properties" }
+            flutterSdkPath
+        }
+
+    includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
+
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+
+plugins {
+    id("dev.flutter.flutter-plugin-loader") version "1.0.0"
+    id("com.android.application") version "9.0.1" apply false
+    id("org.jetbrains.kotlin.android") version "2.3.20" apply false
+}
+
+include(":app")

app/ios/.gitignore

@@ -0,0 +1,34 @@
+**/dgph
+*.mode1v3
+*.mode2v3
+*.moved-aside
+*.pbxuser
+*.perspectivev3
+**/*sync/
+.sconsign.dblite
+.tags*
+**/.vagrant/
+**/DerivedData/
+Icon?
+**/Pods/
+**/.symlinks/
+profile
+xcuserdata
+**/.generated/
+Flutter/App.framework
+Flutter/Flutter.framework
+Flutter/Flutter.podspec
+Flutter/Generated.xcconfig
+Flutter/ephemeral/
+Flutter/app.flx
+Flutter/app.zip
+Flutter/flutter_assets/
+Flutter/flutter_export_environment.sh
+ServiceDefinitions.json
+Runner/GeneratedPluginRegistrant.*
+
+# Exceptions to above rules.
+!default.mode1v3
+!default.mode2v3
+!default.pbxuser
+!default.perspectivev3

app/ios/Flutter/AppFrameworkInfo.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+  <key>CFBundleDevelopmentRegion</key>
+  <string>en</string>
+  <key>CFBundleExecutable</key>
+  <string>App</string>
+  <key>CFBundleIdentifier</key>
+  <string>io.flutter.flutter.app</string>
+  <key>CFBundleInfoDictionaryVersion</key>
+  <string>6.0</string>
+  <key>CFBundleName</key>
+  <string>App</string>
+  <key>CFBundlePackageType</key>
+  <string>FMWK</string>
+  <key>CFBundleShortVersionString</key>
+  <string>1.0</string>
+  <key>CFBundleSignature</key>
+  <string>????</string>
+  <key>CFBundleVersion</key>
+  <string>1.0</string>
+</dict>
+</plist>

app/ios/Flutter/Debug.xcconfig

@@ -0,0 +1 @@
+#include "Generated.xcconfig"

app/ios/Flutter/Release.xcconfig

@@ -0,0 +1 @@
+#include "Generated.xcconfig"

app/ios/Runner.xcodeproj/project.pbxproj

@@ -0,0 +1,644 @@
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+				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
+				ENABLE_BITCODE = NO;
+				INFOPLIST_FILE = Runner/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				PRODUCT_BUNDLE_IDENTIFIER = com.nuanji.nuanjiApp;
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
+				SWIFT_VERSION = 5.0;
+				VERSIONING_SYSTEM = "apple-generic";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		331C8087294A63A400263BE5 /* Build configuration list for PBXNativeTarget "RunnerTests" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				331C8088294A63A400263BE5 /* Debug */,
+				331C8089294A63A400263BE5 /* Release */,
+				331C808A294A63A400263BE5 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		97C146E91CF9000F007C117D /* Build configuration list for PBXProject "Runner" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				97C147031CF9000F007C117D /* Debug */,
+				97C147041CF9000F007C117D /* Release */,
+				249021D3217E4FDB00AE95B9 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				97C147061CF9000F007C117D /* Debug */,
+				97C147071CF9000F007C117D /* Release */,
+				249021D4217E4FDB00AE95B9 /* Profile */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+
+/* Begin XCLocalSwiftPackageReference section */
+		781AD8BC2B33823900A9FFBB /* XCLocalSwiftPackageReference "Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage" */ = {
+			isa = XCLocalSwiftPackageReference;
+			relativePath = Flutter/ephemeral/Packages/FlutterGeneratedPluginSwiftPackage;
+		};
+/* End XCLocalSwiftPackageReference section */
+
+/* Begin XCSwiftPackageProductDependency section */
+		78A3181F2AECB46A00862997 /* FlutterGeneratedPluginSwiftPackage */ = {
+			isa = XCSwiftPackageProductDependency;
+			productName = FlutterGeneratedPluginSwiftPackage;
+		};
+/* End XCSwiftPackageProductDependency section */
+	};
+	rootObject = 97C146E61CF9000F007C117D /* Project object */;
+}

app/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>

app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

app/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>

app/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -0,0 +1,119 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1510"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <PreActions>
+         <ExecutionAction
+            ActionType = "Xcode.IDEStandardExecutionActionsCore.ExecutionActionType.ShellScriptAction">
+            <ActionContent
+               title = "Run Prepare Flutter Framework Script"
+               scriptText = "/bin/sh &quot;$FLUTTER_ROOT/packages/flutter_tools/bin/xcode_backend.sh&quot; prepare&#10;">
+               <EnvironmentBuildable>
+                  <BuildableReference
+                     BuildableIdentifier = "primary"
+                     BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+                     BuildableName = "Runner.app"
+                     BlueprintName = "Runner"
+                     ReferencedContainer = "container:Runner.xcodeproj">
+                  </BuildableReference>
+               </EnvironmentBuildable>
+            </ActionContent>
+         </ExecutionAction>
+      </PreActions>
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+               BuildableName = "Runner.app"
+               BlueprintName = "Runner"
+               ReferencedContainer = "container:Runner.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      customLLDBInitFile = "$(SRCROOT)/Flutter/ephemeral/flutter_lldbinit"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <Testables>
+         <TestableReference
+            skipped = "NO"
+            parallelizable = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "331C8080294A63A400263BE5"
+               BuildableName = "RunnerTests.xctest"
+               BlueprintName = "RunnerTests"
+               ReferencedContainer = "container:Runner.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      customLLDBInitFile = "$(SRCROOT)/Flutter/ephemeral/flutter_lldbinit"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      enableGPUValidationMode = "1"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Profile"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

app/ios/Runner.xcworkspace/contents.xcworkspacedata

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "group:Runner.xcodeproj">
+   </FileRef>
+</Workspace>

app/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>

app/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PreviewsEnabled</key>
+	<false/>
+</dict>
+</plist>

app/ios/Runner/AppDelegate.swift

@@ -0,0 +1,16 @@
+import Flutter
+import UIKit
+
+@main
+@objc class AppDelegate: FlutterAppDelegate, FlutterImplicitEngineDelegate {
+  override func application(
+    _ application: UIApplication,
+    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
+  ) -> Bool {
+    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
+  }
+
+  func didInitializeImplicitFlutterEngine(_ engineBridge: FlutterImplicitEngineBridge) {
+    GeneratedPluginRegistrant.register(with: engineBridge.pluginRegistry)
+  }
+}

app/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,122 @@
+{
+  "images" : [
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-20x20@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-20x20@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-29x29@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-40x40@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-40x40@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-60x60@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "60x60",
+      "idiom" : "iphone",
+      "filename" : "Icon-App-60x60@3x.png",
+      "scale" : "3x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-20x20@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "20x20",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-20x20@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-29x29@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "29x29",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-29x29@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-40x40@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "40x40",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-40x40@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-76x76@1x.png",
+      "scale" : "1x"
+    },
+    {
+      "size" : "76x76",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-76x76@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "83.5x83.5",
+      "idiom" : "ipad",
+      "filename" : "Icon-App-83.5x83.5@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "size" : "1024x1024",
+      "idiom" : "ios-marketing",
+      "filename" : "Icon-App-1024x1024@1x.png",
+      "scale" : "1x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

app/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json

@@ -0,0 +1,23 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "LaunchImage.png",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "LaunchImage@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "LaunchImage@3x.png",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  }
+}

app/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md

@@ -0,0 +1,5 @@
+# Launch Screen Assets
+
+You can customize the launch screen with your own desired assets by replacing the image files in this directory.
+
+You can also do it by opening your Flutter project's Xcode project with `open ios/Runner.xcworkspace`, selecting `Runner/Assets.xcassets` in the Project Navigator and dropping in the desired images.

app/ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="12121" systemVersion="16G29" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" colorMatched="YES" initialViewController="01J-lp-oVM">
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="12089"/>
+    </dependencies>
+    <scenes>
+        <!--View Controller-->
+        <scene sceneID="EHf-IW-A2E">
+            <objects>
+                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="Ydg-fD-yQy"/>
+                        <viewControllerLayoutGuide type="bottom" id="xbc-2k-c8Z"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4">
+                            </imageView>
+                        </subviews>
+                        <color key="backgroundColor" red="1" green="1" blue="1" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                        <constraints>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="1a2-6s-vTC"/>
+                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="4X2-HB-R7a"/>
+                        </constraints>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="53" y="375"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="LaunchImage" width="168" height="185"/>
+    </resources>
+</document>

app/ios/Runner/Base.lproj/Main.storyboard

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10117" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="BYZ-38-t0r">
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
+    </dependencies>
+    <scenes>
+        <!--Flutter View Controller-->
+        <scene sceneID="tne-QT-ifu">
+            <objects>
+                <viewController id="BYZ-38-t0r" customClass="FlutterViewController" sceneMemberID="viewController">
+                    <layoutGuides>
+                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
+                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
+                    </layoutGuides>
+                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
+                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
+                    </view>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
+            </objects>
+        </scene>
+    </scenes>
+</document>

app/ios/Runner/Info.plist

@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CADisableMinimumFrameDurationOnPhone</key>
+	<true/>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>$(DEVELOPMENT_LANGUAGE)</string>
+	<key>CFBundleDisplayName</key>
+	<string>Nuanji App</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIdentifier</key>
+	<string>$(PRODUCT_BUNDLE_IDENTIFIER)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>nuanji_app</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>$(FLUTTER_BUILD_NAME)</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>$(FLUTTER_BUILD_NUMBER)</string>
+	<key>LSRequiresIPhoneOS</key>
+	<true/>
+	<key>UIApplicationSceneManifest</key>
+	<dict>
+		<key>UIApplicationSupportsMultipleScenes</key>
+		<false/>
+		<key>UISceneConfigurations</key>
+		<dict>
+			<key>UIWindowSceneSessionRoleApplication</key>
+			<array>
+				<dict>
+					<key>UISceneClassName</key>
+					<string>UIWindowScene</string>
+					<key>UISceneConfigurationName</key>
+					<string>flutter</string>
+					<key>UISceneDelegateClassName</key>
+					<string>$(PRODUCT_MODULE_NAME).SceneDelegate</string>
+					<key>UISceneStoryboardFile</key>
+					<string>Main</string>
+				</dict>
+			</array>
+		</dict>
+	</dict>
+	<key>UIApplicationSupportsIndirectInputEvents</key>
+	<true/>
+	<key>UILaunchStoryboardName</key>
+	<string>LaunchScreen</string>
+	<key>UIMainStoryboardFile</key>
+	<string>Main</string>
+	<key>UISupportedInterfaceOrientations</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+	<key>UISupportedInterfaceOrientations~ipad</key>
+	<array>
+		<string>UIInterfaceOrientationPortrait</string>
+		<string>UIInterfaceOrientationPortraitUpsideDown</string>
+		<string>UIInterfaceOrientationLandscapeLeft</string>
+		<string>UIInterfaceOrientationLandscapeRight</string>
+	</array>
+</dict>
+</plist>

app/ios/Runner/Runner-Bridging-Header.h

@@ -0,0 +1 @@
+#import "GeneratedPluginRegistrant.h"

app/ios/Runner/SceneDelegate.swift

@@ -0,0 +1,6 @@
+import Flutter
+import UIKit
+
+class SceneDelegate: FlutterSceneDelegate {
+
+}

app/ios/RunnerTests/RunnerTests.swift

@@ -0,0 +1,12 @@
+import Flutter
+import UIKit
+import XCTest
+
+class RunnerTests: XCTestCase {
+
+  func testExample() {
+    // If you add code to the Runner application, consider adding tests here.
+    // See https://developer.apple.com/documentation/xctest for more information about using XCTest.
+  }
+
+}

app/lib/app.dart

@@ -0,0 +1,19 @@
+import 'package:flutter/material.dart';
+import 'core/theme/app_theme.dart';
+import 'core/routing/app_router.dart';
+
+class NuanjiApp extends StatelessWidget {
+  const NuanjiApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp.router(
+      title: '暖记',
+      debugShowCheckedModeBanner: false,
+      theme: AppTheme.light(),
+      darkTheme: AppTheme.dark(),
+      themeMode: ThemeMode.system,
+      routerConfig: appRouter,
+    );
+  }
+}

app/lib/core/constants/breakpoints.dart

@@ -0,0 +1,24 @@
+// 暖记响应式断点
+// 手机 < 600 | 平板 600-1024 | 桌面 > 1024
+
+class Breakpoints {
+  Breakpoints._();
+
+  /// 手机最大宽度
+  static const double mobile = 600;
+
+  /// 平板最大宽度
+  static const double tablet = 1024;
+
+  /// 触摸目标最小尺寸 (WCAG + Apple HIG)
+  static const double touchTarget = 44;
+
+  /// 判断设备类型
+  static DeviceType getDeviceType(double width) {
+    if (width < mobile) return DeviceType.mobile;
+    if (width < tablet) return DeviceType.tablet;
+    return DeviceType.desktop;
+  }
+}
+
+enum DeviceType { mobile, tablet, desktop }

app/lib/core/constants/design_tokens.dart

@@ -0,0 +1,41 @@
+// 暖记设计常量 — 间距 / 动画 / 触摸目标
+
+import 'package:flutter/animation.dart';
+
+class DesignTokens {
+  DesignTokens._();
+
+  // ===== 间距 =====
+  static const double spacing4 = 4;
+  static const double spacing8 = 8;
+  static const double spacing12 = 12;
+  static const double spacing16 = 16;
+  static const double spacing20 = 20;
+  static const double spacing24 = 24;
+  static const double spacing32 = 32;
+  static const double spacing48 = 48;
+
+  // ===== 动画时长 =====
+  static const Duration animFast = Duration(milliseconds: 150);
+  static const Duration animNormal = Duration(milliseconds: 300);
+  static const Duration animSlow = Duration(milliseconds: 500);
+
+  // ===== 弹性曲线 cubic-bezier(0.34, 1.56, 0.64, 1) =====
+  static const Curve warmCurve = Curves.easeOutBack;
+
+  // ===== 列表/网格 =====
+  static const int journalGridCrossAxisCountMobile = 2;
+  static const int journalGridCrossAxisCountTablet = 3;
+  static const int journalGridCrossAxisCountDesktop = 4;
+
+  // ===== 日记限制 =====
+  static const int maxTagsPerJournal = 10;
+  static const int maxTitleLength = 100;
+  static const int maxStrokesPerElement = 5000;
+  static const int maxUndoSteps = 50;
+
+  // ===== 班级码 =====
+  static const int classCodeLength = 6;
+  static const int classCodeMaxAttempts = 5;
+  static const int classCodeLockoutMinutes = 30;
+}

app/lib/core/routing/app_router.dart

@@ -0,0 +1,181 @@
+// 暖记路由表 — go_router 20 页面
+
+export '../../widgets/responsive_scaffold.dart';
+
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+
+import '../../widgets/responsive_scaffold.dart';
+
+import '../../features/home/views/home_page.dart';
+import '../../features/calendar/views/calendar_page.dart';
+import '../../features/mood/views/mood_page.dart';
+import '../../features/search/views/search_page.dart';
+import '../../features/profile/views/profile_page.dart';
+import '../../features/editor/views/editor_page.dart';
+import '../../features/auth/views/login_page.dart';
+import '../../features/class_/views/class_page.dart';
+import '../../features/teacher/views/teacher_page.dart';
+import '../../features/parent/views/parent_page.dart';
+import '../../features/achievement/views/achievement_page.dart';
+import '../../features/stickers/views/sticker_library_page.dart';
+import '../../features/templates/views/template_gallery_page.dart';
+
+// Shell 分支键
+final _rootNavigatorKey = GlobalKey<NavigatorState>();
+final _shellNavigatorKey = GlobalKey<NavigatorState>();
+
+/// 暖记路由配置
+final appRouter = GoRouter(
+  navigatorKey: _rootNavigatorKey,
+  initialLocation: '/home',
+  debugLogDiagnostics: true,
+  routes: [
+    // 认证路由（无 Shell）
+    GoRoute(
+      path: '/login',
+      name: 'login',
+      builder: (context, state) => const LoginPage(),
+    ),
+
+    // 主 Shell 路由（底部导航 + 侧边导航）
+    ShellRoute(
+      navigatorKey: _shellNavigatorKey,
+      builder: (context, state, child) {
+        // 根据当前路径计算选中的 tab index
+        final index = _selectedIndexFromLocation(state.uri.path);
+        return _AppShell(
+          selectedIndex: index,
+          child: child,
+        );
+      },
+      routes: [
+        // Tab 0: 首页日记流
+        GoRoute(
+          path: '/home',
+          name: 'home',
+          builder: (context, state) => const HomePage(),
+        ),
+        // Tab 1: 日历
+        GoRoute(
+          path: '/calendar',
+          name: 'calendar',
+          builder: (context, state) => const CalendarPage(),
+        ),
+        // Tab 2: 心情
+        GoRoute(
+          path: '/mood',
+          name: 'mood',
+          builder: (context, state) => const MoodPage(),
+        ),
+        // Tab 3: 搜索
+        GoRoute(
+          path: '/search',
+          name: 'search',
+          builder: (context, state) => const SearchPage(),
+        ),
+        // Tab 4: 个人中心
+        GoRoute(
+          path: '/profile',
+          name: 'profile',
+          builder: (context, state) => const ProfilePage(),
+        ),
+      ],
+    ),
+
+    // 全屏页面（无底部导航）
+    GoRoute(
+      path: '/editor',
+      name: 'editor',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) {
+        final journalId = state.uri.queryParameters['id'];
+        return EditorPage(journalId: journalId);
+      },
+    ),
+    GoRoute(
+      path: '/class',
+      name: 'class',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const ClassPage(),
+    ),
+    GoRoute(
+      path: '/teacher',
+      name: 'teacher',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const TeacherPage(),
+    ),
+    GoRoute(
+      path: '/parent',
+      name: 'parent',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const ParentPage(),
+    ),
+    GoRoute(
+      path: '/achievements',
+      name: 'achievements',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const AchievementPage(),
+    ),
+    GoRoute(
+      path: '/stickers',
+      name: 'stickers',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const StickerLibraryPage(),
+    ),
+    GoRoute(
+      path: '/templates',
+      name: 'templates',
+      parentNavigatorKey: _rootNavigatorKey,
+      builder: (context, state) => const TemplateGalleryPage(),
+    ),
+  ],
+);
+
+/// 路径 → Tab index 映射
+int _selectedIndexFromLocation(String location) {
+  if (location.startsWith('/calendar')) return 1;
+  if (location.startsWith('/mood')) return 2;
+  if (location.startsWith('/search')) return 3;
+  if (location.startsWith('/profile')) return 4;
+  return 0; // 默认首页
+}
+
+/// App Shell — 包裹 ResponsiveScaffold
+class _AppShell extends StatelessWidget {
+  const _AppShell({
+    required this.selectedIndex,
+    required this.child,
+  });
+
+  final int selectedIndex;
+  final Widget child;
+
+  @override
+  Widget build(BuildContext context) {
+    return ResponsiveScaffold(
+      selectedIndex: selectedIndex,
+      onDestinationSelected: (index) {
+        switch (index) {
+          case 0:
+            context.go('/home');
+          case 1:
+            context.go('/calendar');
+          case 2:
+            context.go('/mood');
+          case 3:
+            context.go('/search');
+          case 4:
+            context.go('/profile');
+        }
+      },
+      body: child,
+      floatingActionButton: selectedIndex == 0
+          ? FloatingActionButton(
+              onPressed: () => context.go('/editor'),
+              child: const Icon(Icons.edit_rounded),
+            )
+          : null,
+    );
+  }
+}

app/lib/core/theme/app_colors.dart

@@ -0,0 +1,128 @@
+// 暖记色彩系统 — 7 色 × 浅色/深色模式
+// 设计规格 v1.2
+
+import 'package:flutter/material.dart';
+
+/// 暖记色彩 Token
+class AppColors {
+  AppColors._();
+
+  // ===== 浅色模式 =====
+
+  /// 奶油白背景 #FFF8F0
+  static const Color bgLight = Color(0xFFFFF8F0);
+
+  /// 珊瑚色主色 #E07A5F
+  static const Color accent = Color(0xFFE07A5F);
+
+  /// 鼠尾草绿 #81B29A
+  static const Color secondary = Color(0xFF81B29A);
+
+  /// 暖金 #F2CC8F
+  static const Color tertiary = Color(0xFFF2CC8F);
+
+  /// 主文字 #2D2420
+  static const Color fgLight = Color(0xFF2D2420);
+
+  /// 卡片背景 #FFFFFF
+  static const Color surfaceLight = Color(0xFFFFFFFF);
+
+  /// 玫瑰粉 #D4A5A5
+  static const Color rose = Color(0xFFD4A5A5);
+
+  // ===== 深色模式 =====
+
+  /// 深色背景 #1A1614
+  static const Color bgDark = Color(0xFF1A1614);
+
+  /// 深色珊瑚 #E8907A
+  static const Color accentDark = Color(0xFFE8907A);
+
+  /// 深色鼠尾草 #8FBF9E
+  static const Color secondaryDark = Color(0xFF8FBF9E);
+
+  /// 深色暖金 #D4B878
+  static const Color tertiaryDark = Color(0xFFD4B878);
+
+  /// 深色主文字 #F0E8DF
+  static const Color fgDark = Color(0xFFF0E8DF);
+
+  /// 深色卡片 #2A2520
+  static const Color surfaceDark = Color(0xFF2A2520);
+
+  /// 深色玫瑰 #C4A0A0
+  static const Color roseDark = Color(0xFFC4A0A0);
+
+  // ===== 功能色 =====
+
+  /// 错误红
+  static const Color error = Color(0xFFD32F2F);
+
+  /// 成功绿
+  static const Color success = Color(0xFF4CAF50);
+
+  /// 警告黄
+  static const Color warning = Color(0xFFFFA726);
+
+  /// 信息蓝
+  static const Color info = Color(0xFF42A5F5);
+
+  // ===== 心情颜色映射 =====
+
+  /// 心情 → 颜色
+  static const Map<String, Color> moodColors = {
+    'happy': Color(0xFFFFD93D),   // 😊 开心 — 暖黄
+    'calm': Color(0xFF81B29A),    // 😌 平静 — 鼠尾草绿
+    'sad': Color(0xFF7B9CC4),     // 😢 难过 — 灰蓝
+    'angry': Color(0xFFE07A5F),   // 😠 生气 — 珊瑚
+    'thinking': Color(0xFFB8A9C9),// 🤔 思考 — 淡紫
+  };
+
+  // ===== 浅色主题色彩方案 =====
+
+  static const _light = ColorScheme(
+    brightness: Brightness.light,
+    primary: accent,
+    onPrimary: Colors.white,
+    primaryContainer: Color(0xFFFFE0D6),
+    onPrimaryContainer: fgLight,
+    secondary: secondary,
+    onSecondary: Colors.white,
+    secondaryContainer: Color(0xFFD4E8DC),
+    onSecondaryContainer: fgLight,
+    tertiary: tertiary,
+    onTertiary: fgLight,
+    error: error,
+    onError: Colors.white,
+    surface: surfaceLight,
+    onSurface: fgLight,
+    surfaceContainerHighest: bgLight,
+  );
+
+  // ===== 深色主题色彩方案 =====
+
+  static const _dark = ColorScheme(
+    brightness: Brightness.dark,
+    primary: accentDark,
+    onPrimary: fgDark,
+    primaryContainer: Color(0xFF5A2E22),
+    onPrimaryContainer: Color(0xFFFFD6CC),
+    secondary: secondaryDark,
+    onSecondary: fgDark,
+    secondaryContainer: Color(0xFF2A4A38),
+    onSecondaryContainer: Color(0xFFD4E8DC),
+    tertiary: tertiaryDark,
+    onTertiary: fgDark,
+    error: Color(0xFFEF5350),
+    onError: fgDark,
+    surface: surfaceDark,
+    onSurface: fgDark,
+    surfaceContainerHighest: bgDark,
+  );
+
+  /// 获取浅色色彩方案
+  static ColorScheme lightScheme() => _light;
+
+  /// 获取深色色彩方案
+  static ColorScheme darkScheme() => _dark;
+}

app/lib/core/theme/app_radius.dart

@@ -0,0 +1,28 @@
+// 暖记圆角系统
+// 设计规格: 10 / 16 / 22 / 28 / pill
+
+import 'package:flutter/material.dart';
+
+class AppRadius {
+  AppRadius._();
+
+  /// 小圆角 10px — 按钮、输入框
+  static const double sm = 10;
+  static BorderRadius get smBorder => BorderRadius.circular(sm);
+
+  /// 中圆角 16px — 卡片、弹窗
+  static const double md = 16;
+  static BorderRadius get mdBorder => BorderRadius.circular(md);
+
+  /// 大圆角 22px — 大卡片、底部面板
+  static const double lg = 22;
+  static BorderRadius get lgBorder => BorderRadius.circular(lg);
+
+  /// 超大圆角 28px — 模态框、全屏面板
+  static const double xl = 28;
+  static BorderRadius get xlBorder => BorderRadius.circular(xl);
+
+  /// 胶囊型 — 标签、Chip
+  static const double pill = 100;
+  static BorderRadius get pillBorder => BorderRadius.circular(pill);
+}

app/lib/core/theme/app_shadows.dart

@@ -0,0 +1,49 @@
+// 暖记阴影系统 — soft / medium / float
+
+import 'package:flutter/material.dart';
+
+class AppShadows {
+  AppShadows._();
+
+  /// 柔和阴影 — 卡片默认
+  static List<BoxShadow> soft(BuildContext context) {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    return [
+      BoxShadow(
+        color: isDark
+            ? Colors.black.withValues(alpha: 0.3)
+            : const Color(0xFF2D2420).withValues(alpha: 0.08),
+        offset: const Offset(0, 2),
+        blurRadius: 8,
+      ),
+    ];
+  }
+
+  /// 中等阴影 — 浮动元素、FAB
+  static List<BoxShadow> medium(BuildContext context) {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    return [
+      BoxShadow(
+        color: isDark
+            ? Colors.black.withValues(alpha: 0.4)
+            : const Color(0xFF2D2420).withValues(alpha: 0.12),
+        offset: const Offset(0, 4),
+        blurRadius: 16,
+      ),
+    ];
+  }
+
+  /// 浮动阴影 — 弹窗、底部面板
+  static List<BoxShadow> floating(BuildContext context) {
+    final isDark = Theme.of(context).brightness == Brightness.dark;
+    return [
+      BoxShadow(
+        color: isDark
+            ? Colors.black.withValues(alpha: 0.5)
+            : const Color(0xFF2D2420).withValues(alpha: 0.16),
+        offset: const Offset(0, 8),
+        blurRadius: 24,
+      ),
+    ];
+  }
+}

app/lib/core/theme/app_theme.dart

@@ -0,0 +1,159 @@
+// 暖记主题入口 — 浅色/深色 ThemeData
+
+import 'package:flutter/material.dart';
+import 'package:flutter/cupertino.dart';
+
+import 'app_colors.dart';
+import 'app_typography.dart';
+import 'app_radius.dart';
+
+class AppTheme {
+  AppTheme._();
+
+  /// 浅色主题
+  static ThemeData light() => _buildTheme(AppColors.lightScheme());
+
+  /// 深色主题
+  static ThemeData dark() => _buildTheme(AppColors.darkScheme());
+
+  static ThemeData _buildTheme(ColorScheme colorScheme) {
+    final isLight = colorScheme.brightness == Brightness.light;
+    final textTheme = isLight
+        ? AppTypography.lightTextTheme()
+        : AppTypography.darkTextTheme();
+
+    return ThemeData(
+      useMaterial3: true,
+      colorScheme: colorScheme,
+      textTheme: textTheme,
+      scaffoldBackgroundColor: isLight ? AppColors.bgLight : AppColors.bgDark,
+
+      // AppBar
+      appBarTheme: AppBarTheme(
+        elevation: 0,
+        scrolledUnderElevation: 1,
+        centerTitle: true,
+        backgroundColor: isLight ? AppColors.bgLight : AppColors.bgDark,
+        foregroundColor: colorScheme.onSurface,
+        titleTextStyle: textTheme.titleLarge,
+      ),
+
+      // Card
+      cardTheme: CardThemeData(
+        elevation: 0,
+        shape: RoundedRectangleBorder(
+          borderRadius: AppRadius.mdBorder,
+          side: BorderSide(
+            color: colorScheme.outlineVariant.withValues(alpha: 0.3),
+          ),
+        ),
+        color: colorScheme.surface,
+      ),
+
+      // ElevatedButton
+      elevatedButtonTheme: ElevatedButtonThemeData(
+        style: ElevatedButton.styleFrom(
+          elevation: 0,
+          padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
+          shape: RoundedRectangleBorder(
+            borderRadius: AppRadius.smBorder,
+          ),
+          backgroundColor: colorScheme.primary,
+          foregroundColor: colorScheme.onPrimary,
+          textStyle: textTheme.labelLarge,
+        ),
+      ),
+
+      // OutlinedButton
+      outlinedButtonTheme: OutlinedButtonThemeData(
+        style: OutlinedButton.styleFrom(
+          padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 14),
+          shape: RoundedRectangleBorder(
+            borderRadius: AppRadius.smBorder,
+          ),
+          side: BorderSide(color: colorScheme.primary),
+          textStyle: textTheme.labelLarge,
+        ),
+      ),
+
+      // InputDecoration
+      inputDecorationTheme: InputDecorationTheme(
+        filled: true,
+        fillColor: colorScheme.surfaceContainerHighest.withValues(alpha: 0.5),
+        border: OutlineInputBorder(
+          borderRadius: AppRadius.smBorder,
+          borderSide: BorderSide.none,
+        ),
+        enabledBorder: OutlineInputBorder(
+          borderRadius: AppRadius.smBorder,
+          borderSide: BorderSide.none,
+        ),
+        focusedBorder: OutlineInputBorder(
+          borderRadius: AppRadius.smBorder,
+          borderSide: BorderSide(
+            color: colorScheme.primary,
+            width: 2,
+          ),
+        ),
+        contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
+      ),
+
+      // BottomNavigationBar
+      bottomNavigationBarTheme: BottomNavigationBarThemeData(
+        type: BottomNavigationBarType.fixed,
+        selectedItemColor: colorScheme.primary,
+        unselectedItemColor: colorScheme.onSurface.withValues(alpha: 0.5),
+        backgroundColor: colorScheme.surface,
+        elevation: 8,
+      ),
+
+      // Chip
+      chipTheme: ChipThemeData(
+        shape: RoundedRectangleBorder(
+          borderRadius: AppRadius.pillBorder,
+        ),
+        side: BorderSide.none,
+      ),
+
+      // FloatingActionButton
+      floatingActionButtonTheme: FloatingActionButtonThemeData(
+        shape: RoundedRectangleBorder(
+          borderRadius: AppRadius.mdBorder,
+        ),
+        elevation: 4,
+      ),
+
+      // Page transitions — 弹性曲线
+      pageTransitionsTheme: PageTransitionsTheme(
+        builders: {
+          TargetPlatform.android: _WarmCurveBuilder(),
+          TargetPlatform.iOS: const CupertinoPageTransitionsBuilder(),
+        },
+      ),
+    );
+  }
+}
+
+/// 暖记弹性页面转场: cubic-bezier(0.34, 1.56, 0.64, 1)
+class _WarmCurveBuilder extends PageTransitionsBuilder {
+  const _WarmCurveBuilder();
+
+  static const Curve _warmCurve = Curves.easeOutBack;
+
+  @override
+  Widget buildTransitions<T>(
+    PageRoute<T> route,
+    BuildContext context,
+    Animation<double> animation,
+    Animation<double> secondaryAnimation,
+    Widget child,
+  ) {
+    return SlideTransition(
+      position: animation.drive(
+        Tween(begin: const Offset(1.0, 0.0), end: Offset.zero)
+            .chain(CurveTween(curve: _warmCurve)),
+      ),
+      child: child,
+    );
+  }
+}

app/lib/core/theme/app_typography.dart

@@ -0,0 +1,114 @@
+// 暖记字体系统 — Noto Sans SC + Caveat
+
+import 'package:flutter/material.dart';
+
+class AppTypography {
+  AppTypography._();
+
+  /// 字体族
+  static const String displayFont = 'Caveat';      // 手写风格（标题装饰）
+  static const String bodyFont = 'NotoSansSC';      // 正文（中文优先）
+  static const String monoFont = 'JetBrains Mono';  // 等宽（暂用系统回退）
+
+  /// 浅色主题文字主题
+  static TextTheme lightTextTheme() => TextTheme(
+    // 大标题 — 手写风格
+    displayLarge: TextStyle(
+      fontFamily: displayFont,
+      fontSize: 57,
+      height: 1.12,
+      fontWeight: FontWeight.w700,
+    ),
+    displayMedium: TextStyle(
+      fontFamily: displayFont,
+      fontSize: 45,
+      height: 1.16,
+      fontWeight: FontWeight.w700,
+    ),
+    displaySmall: TextStyle(
+      fontFamily: displayFont,
+      fontSize: 36,
+      height: 1.22,
+      fontWeight: FontWeight.w700,
+    ),
+    // 标题 — 正文衬线
+    headlineLarge: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 32,
+      height: 1.25,
+      fontWeight: FontWeight.w700,
+    ),
+    headlineMedium: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 28,
+      height: 1.29,
+      fontWeight: FontWeight.w600,
+    ),
+    headlineSmall: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 24,
+      height: 1.33,
+      fontWeight: FontWeight.w600,
+    ),
+    // 副标题
+    titleLarge: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 22,
+      height: 1.27,
+      fontWeight: FontWeight.w600,
+    ),
+    titleMedium: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 16,
+      height: 1.5,
+      fontWeight: FontWeight.w600,
+    ),
+    titleSmall: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 14,
+      height: 1.43,
+      fontWeight: FontWeight.w600,
+    ),
+    // 正文
+    bodyLarge: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 16,
+      height: 1.5,
+      fontWeight: FontWeight.w400,
+    ),
+    bodyMedium: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 14,
+      height: 1.43,
+      fontWeight: FontWeight.w400,
+    ),
+    bodySmall: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 12,
+      height: 1.33,
+      fontWeight: FontWeight.w400,
+    ),
+    // 标签
+    labelLarge: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 14,
+      height: 1.43,
+      fontWeight: FontWeight.w500,
+    ),
+    labelMedium: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 12,
+      height: 1.33,
+      fontWeight: FontWeight.w500,
+    ),
+    labelSmall: TextStyle(
+      fontFamily: bodyFont,
+      fontSize: 11,
+      height: 1.45,
+      fontWeight: FontWeight.w500,
+    ),
+  );
+
+  /// 深色主题文字主题
+  static TextTheme darkTextTheme() => lightTextTheme();
+}

app/lib/features/achievement/views/achievement_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class AchievementPage extends StatelessWidget {
+  const AchievementPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('成就 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/auth/views/login_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class LoginPage extends StatelessWidget {
+  const LoginPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('登录 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/calendar/views/calendar_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class CalendarPage extends StatelessWidget {
+  const CalendarPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('日历 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/class_/views/class_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class ClassPage extends StatelessWidget {
+  const ClassPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('班级 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/editor/views/editor_page.dart

@@ -0,0 +1,20 @@
+import 'package:flutter/material.dart';
+
+class EditorPage extends StatelessWidget {
+  final String? journalId;
+
+  const EditorPage({super.key, this.journalId});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Center(
+        child: Text(
+          journalId != null
+              ? '编辑日记 ($journalId) - 占位页面'
+              : '新建日记 - 占位页面',
+        ),
+      ),
+    );
+  }
+}

app/lib/features/home/views/home_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class HomePage extends StatelessWidget {
+  const HomePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('首页 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/mood/views/mood_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class MoodPage extends StatelessWidget {
+  const MoodPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('心情 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/parent/views/parent_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class ParentPage extends StatelessWidget {
+  const ParentPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('家长 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/profile/views/profile_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class ProfilePage extends StatelessWidget {
+  const ProfilePage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('我的 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/search/views/search_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class SearchPage extends StatelessWidget {
+  const SearchPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('搜索 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/stickers/views/sticker_library_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class StickerLibraryPage extends StatelessWidget {
+  const StickerLibraryPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('贴纸库 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/teacher/views/teacher_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class TeacherPage extends StatelessWidget {
+  const TeacherPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('教师 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/features/templates/views/template_gallery_page.dart

@@ -0,0 +1,14 @@
+import 'package:flutter/material.dart';
+
+class TemplateGalleryPage extends StatelessWidget {
+  const TemplateGalleryPage({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const Scaffold(
+      body: Center(
+        child: Text('模板画廊 - 占位页面'),
+      ),
+    );
+  }
+}

app/lib/main.dart

@@ -0,0 +1,7 @@
+import 'package:flutter/material.dart';
+import 'app.dart';
+
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  runApp(const NuanjiApp());
+}

app/lib/widgets/responsive_scaffold.dart

@@ -0,0 +1,270 @@
+// 暖记响应式骨架 — 三级自适应布局
+// 手机: 底部 TabBar | 平板: 侧边导航 | 桌面: 三栏
+
+import 'package:flutter/material.dart';
+import '../core/constants/breakpoints.dart';
+
+/// 暖记自适应 Scaffold
+class ResponsiveScaffold extends StatefulWidget {
+  const ResponsiveScaffold({
+    super.key,
+    required this.selectedIndex,
+    required this.onDestinationSelected,
+    required this.body,
+    this.floatingActionButton,
+    this.appBarTitle,
+    this.secondaryBody,
+  });
+
+  final int selectedIndex;
+  final ValueChanged<int> onDestinationSelected;
+  final Widget body;
+  final Widget? floatingActionButton;
+  final String? appBarTitle;
+  final Widget? secondaryBody;
+
+  @override
+  State<ResponsiveScaffold> createState() => _ResponsiveScaffoldState();
+}
+
+class _ResponsiveScaffoldState extends State<ResponsiveScaffold> {
+  @override
+  Widget build(BuildContext context) {
+    final width = MediaQuery.sizeOf(context).width;
+    final deviceType = Breakpoints.getDeviceType(width);
+
+    switch (deviceType) {
+      case DeviceType.mobile:
+        return _MobileLayout(
+          selectedIndex: widget.selectedIndex,
+          onDestinationSelected: widget.onDestinationSelected,
+          body: widget.body,
+          floatingActionButton: widget.floatingActionButton,
+          appBarTitle: widget.appBarTitle,
+        );
+      case DeviceType.tablet:
+        return _TabletLayout(
+          selectedIndex: widget.selectedIndex,
+          onDestinationSelected: widget.onDestinationSelected,
+          body: widget.body,
+          appBarTitle: widget.appBarTitle,
+        );
+      case DeviceType.desktop:
+        return _DesktopLayout(
+          selectedIndex: widget.selectedIndex,
+          onDestinationSelected: widget.onDestinationSelected,
+          body: widget.body,
+          secondaryBody: widget.secondaryBody,
+          appBarTitle: widget.appBarTitle,
+        );
+    }
+  }
+}
+
+// ===== 导航项定义 =====
+
+final _navItems = [
+  NavigationDestination(
+    icon: const Icon(Icons.home_outlined),
+    selectedIcon: const Icon(Icons.home),
+    label: '首页',
+  ),
+  NavigationDestination(
+    icon: const Icon(Icons.calendar_month_outlined),
+    selectedIcon: const Icon(Icons.calendar_month),
+    label: '日历',
+  ),
+  NavigationDestination(
+    icon: const Icon(Icons.auto_awesome_outlined),
+    selectedIcon: const Icon(Icons.auto_awesome),
+    label: '心情',
+  ),
+  NavigationDestination(
+    icon: const Icon(Icons.search_outlined),
+    selectedIcon: const Icon(Icons.search),
+    label: '搜索',
+  ),
+  NavigationDestination(
+    icon: const Icon(Icons.person_outline),
+    selectedIcon: const Icon(Icons.person),
+    label: '我的',
+  ),
+];
+
+const _railItems = [
+  NavigationRailDestination(
+    icon: Icon(Icons.home_outlined),
+    selectedIcon: Icon(Icons.home),
+    label: Text('首页'),
+  ),
+  NavigationRailDestination(
+    icon: Icon(Icons.calendar_month_outlined),
+    selectedIcon: Icon(Icons.calendar_month),
+    label: Text('日历'),
+  ),
+  NavigationRailDestination(
+    icon: Icon(Icons.auto_awesome_outlined),
+    selectedIcon: Icon(Icons.auto_awesome),
+    label: Text('心情'),
+  ),
+  NavigationRailDestination(
+    icon: Icon(Icons.search_outlined),
+    selectedIcon: Icon(Icons.search),
+    label: Text('搜索'),
+  ),
+  NavigationRailDestination(
+    icon: Icon(Icons.person_outline),
+    selectedIcon: Icon(Icons.person),
+    label: Text('我的'),
+  ),
+];
+
+// ===== 手机布局 — 底部 TabBar =====
+
+class _MobileLayout extends StatelessWidget {
+  const _MobileLayout({
+    required this.selectedIndex,
+    required this.onDestinationSelected,
+    required this.body,
+    this.floatingActionButton,
+    this.appBarTitle,
+  });
+
+  final int selectedIndex;
+  final ValueChanged<int> onDestinationSelected;
+  final Widget body;
+  final Widget? floatingActionButton;
+  final String? appBarTitle;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: appBarTitle != null
+          ? AppBar(title: Text(appBarTitle!))
+          : null,
+      body: body,
+      floatingActionButton: floatingActionButton,
+      bottomNavigationBar: NavigationBar(
+        selectedIndex: selectedIndex,
+        onDestinationSelected: onDestinationSelected,
+        destinations: _navItems,
+      ),
+    );
+  }
+}
+
+// ===== 平板布局 — 侧边 NavigationRail =====
+
+class _TabletLayout extends StatelessWidget {
+  const _TabletLayout({
+    required this.selectedIndex,
+    required this.onDestinationSelected,
+    required this.body,
+    this.appBarTitle,
+  });
+
+  final int selectedIndex;
+  final ValueChanged<int> onDestinationSelected;
+  final Widget body;
+  final String? appBarTitle;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: appBarTitle != null
+          ? AppBar(title: Text(appBarTitle!))
+          : null,
+      body: Row(
+        children: [
+          NavigationRail(
+            selectedIndex: selectedIndex,
+            onDestinationSelected: onDestinationSelected,
+            destinations: _railItems,
+            leading: Padding(
+              padding: const EdgeInsets.symmetric(vertical: 16),
+              child: Icon(
+                Icons.edit_note_rounded,
+                size: 32,
+                color: Theme.of(context).colorScheme.primary,
+              ),
+            ),
+          ),
+          const VerticalDivider(thickness: 1, width: 1),
+          Expanded(child: body),
+        ],
+      ),
+    );
+  }
+}
+
+// ===== 桌面布局 — 三栏 =====
+
+class _DesktopLayout extends StatelessWidget {
+  const _DesktopLayout({
+    required this.selectedIndex,
+    required this.onDestinationSelected,
+    required this.body,
+    this.secondaryBody,
+    this.appBarTitle,
+  });
+
+  final int selectedIndex;
+  final ValueChanged<int> onDestinationSelected;
+  final Widget body;
+  final Widget? secondaryBody;
+  final String? appBarTitle;
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: appBarTitle != null
+          ? AppBar(title: Text(appBarTitle!))
+          : null,
+      body: Row(
+        children: [
+          NavigationRail(
+            selectedIndex: selectedIndex,
+            onDestinationSelected: onDestinationSelected,
+            destinations: _railItems,
+            extended: true,
+            leading: Padding(
+              padding: const EdgeInsets.symmetric(vertical: 16),
+              child: Row(
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  Icon(
+                    Icons.edit_note_rounded,
+                    size: 32,
+                    color: Theme.of(context).colorScheme.primary,
+                  ),
+                  const SizedBox(width: 12),
+                  Text(
+                    '暖记',
+                    style: Theme.of(context).textTheme.headlineSmall?.copyWith(
+                      fontFamily: 'Caveat',
+                      color: Theme.of(context).colorScheme.primary,
+                    ),
+                  ),
+                ],
+              ),
+            ),
+          ),
+          const VerticalDivider(thickness: 1, width: 1),
+          // 主内容区
+          Expanded(
+            flex: 3,
+            child: body,
+          ),
+          // 第二面板（日记详情/预览）
+          if (secondaryBody != null) ...[
+            const VerticalDivider(thickness: 1, width: 1),
+            Expanded(
+              flex: 2,
+              child: secondaryBody!,
+            ),
+          ],
+        ],
+      ),
+    );
+  }
+}

app/pubspec.yaml

@@ -0,0 +1,79 @@
+name: nuanji_app
+description: "暖记 — 温暖治愈风格的手账日记 App"
+publish_to: 'none'
+version: 0.1.0+1
+
+environment:
+  sdk: ^3.12.0
+
+dependencies:
+  flutter:
+    sdk: flutter
+
+  # 状态管理
+  flutter_bloc: ^9.1.0
+
+  # 路由
+  go_router: ^14.8.0
+
+  # 不可变数据模型
+  freezed_annotation: ^2.4.0
+  json_annotation: ^4.9.0
+
+  # 本地数据库
+  isar: ^3.1.0
+  isar_flutter_libs: ^3.1.0
+
+  # 网络请求
+  dio: ^5.8.0
+
+  # 连接检测
+  connectivity_plus: ^6.1.0
+
+  # 手写引擎
+  perfect_freehand: ^1.0.0
+
+  # 图表
+  fl_chart: ^0.70.0
+
+  # 图片压缩
+  flutter_image_compress: ^2.4.0
+
+  # 工具
+  logger: ^2.5.0
+  uuid: ^4.5.0
+  intl: ^0.19.0
+  path_provider: ^2.1.0
+  share_plus: ^10.1.0
+  permission_handler: ^11.4.0
+
+  # UI 组件
+  cupertino_icons: ^1.0.8
+
+dev_dependencies:
+  flutter_test:
+    sdk: flutter
+
+  # 代码生成
+  build_runner: ^2.4.0
+  freezed: ^2.5.0
+  json_serializable: ^6.8.0
+  isar_generator: ^3.1.0
+
+  # 代码规范
+  flutter_lints: ^6.0.0
+
+flutter:
+  uses-material-design: true
+
+  fonts:
+    - family: NotoSansSC
+      fonts:
+        - asset: assets/fonts/NotoSansSC-Regular.ttf
+        - asset: assets/fonts/NotoSansSC-Bold.ttf
+          weight: 700
+    - family: Caveat
+      fonts:
+        - asset: assets/fonts/Caveat-Regular.ttf
+        - asset: assets/fonts/Caveat-Bold.ttf
+          weight: 700

app/test/widget_test.dart

@@ -0,0 +1,10 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:nuanji_app/app.dart';
+
+void main() {
+  testWidgets('App smoke test', (WidgetTester tester) async {
+    await tester.pumpWidget(const NuanjiApp());
+    // 验证 app 启动无崩溃
+    expect(find.text('首页'), findsWidgets);
+  });
+}