Freeze 8.1.7 colorful theme tuning

Ariver

2026-06-28 755ca63e4d37c1a54db7fc6475152319a4e46ceb

 src/Apptag/PreferencesView.swift

@@ -3,16 +3,60 @@

// MARK: - Preferences View

private let themePreviewCountdownTimer = Timer.publish(every: 1, on: .main, in: .common).autoconnect()

private enum SettingsTab: String, CaseIterable, Identifiable {
    case language
    case general
    case theme
    case hotkeys
    case tags
    case data
    case about

    var id: String { rawValue }

    var titleKey: String {
        switch self {
        case .language: return "settings.language"
        case .general: return "settings.general"
        case .theme: return "settings.theme"
        case .hotkeys: return "quickSearch.hotkeys"
        case .tags: return "settings.tags"
        case .data: return "settings.data"
        case .about: return "settings.about"
        }
    }

    var systemImage: String {
        switch self {
        case .language: return "globe"
        case .general: return "gearshape"
        case .theme: return "paintpalette.fill"
        case .hotkeys: return "keyboard"
        case .tags: return "tag.fill"
        case .data: return "externaldrive.fill"
        case .about: return "info.circle"
        }
    }
}

private enum InitialLayoutMode: String {
    case uncategorized
    case smart
}

struct PreferencesView: View {
    private let settingsWindowWidth: CGFloat = 1000
    private let settingsWindowHeight: CGFloat = 640
    private let settingsContentWidth: CGFloat = 940
    private let generalContentWidth: CGFloat = 720
    private let generalLabelWidth: CGFloat = 190
    private let generalControlWidth: CGFloat = 500
    private let compactPickerWidth: CGFloat = 320
    private let dataPanelWidth: CGFloat = 760
    private let dataLabelWidth: CGFloat = 220
    private let dataActionWidth: CGFloat = 112
    private let dataPanelWidth: CGFloat = 820
    private let dataLabelWidth: CGFloat = 190
    private let dataActionWidth: CGFloat = 128

    @AppStorage("tagFontSize") private var tagFontSize: Double = AppDefaults.tagFontSize
    @AppStorage("iconSize") private var iconSize: Double = AppDefaults.iconSize
@@ -23,18 +67,39 @@
    @AppStorage("showDockIcon") private var showDockIcon = AppDefaults.showDockIcon
    @AppStorage("launchAtLogin") private var launchAtLogin = AppDefaults.launchAtLogin
    @AppStorage("showUncommonAppBubbles") private var showUncommonAppBubbles = AppDefaults.showUncommonAppBubbles
    @AppStorage("hideUsageTips") private var hideUsageTips = AppDefaults.hideUsageTips
    @AppStorage(AppGridTheme.storageKey) private var appGridThemeID = AppDefaults.appGridThemeID
    @AppStorage(AppGridTheme.deepBlueTuningStorageKey) private var deepBlueThemeTuning = AppGridTheme.deepBlue.defaultColorTuning
    @AppStorage(AppGridTheme.colorfulTuningStorageKey) private var colorfulThemeTuning = AppGridTheme.colorful.defaultColorTuning
    @AppStorage("mainHotkeyRegistrationState") private var mainHotkeyRegistrationState = LauncherHotkeyRegistrationState.active.rawValue
    @AppStorage("quickSearchHotkeyRegistrationState") private var quickSearchHotkeyRegistrationState = LauncherHotkeyRegistrationState.active.rawValue
    @ObservedObject private var proEntitlement = ProEntitlementCenter.shared
    @State private var selectedLanguage = L10n.selectedLanguageCode
    @State private var isRefreshingLanguage = false
    @State private var allApps: [AppInfo] = []
    @State private var tagColors: [String: Int] = [:]
    @State private var categoryScheme = TagDatabase.CategorySchemeState()
    @State private var isApplyingSystemScheme = false
    @State private var isResettingToUncategorized = false
    @State private var showApplySystemSchemeConfirmation = false
    @State private var showResetToUncategorizedConfirmation = false
    @State private var isDataFilePanelPresented = false
    @State private var hotkeyStatusToast: String? = nil
    @State private var hotkeyStatusToastToken: UUID? = nil
    @State private var selectedTab: SettingsTab = .general
    @State private var selectedInitialLayoutMode: InitialLayoutMode = .smart
    @State private var settingsProPromptFeature: ProFeature? = nil
    @State private var themePreviewNow = Date()

    init(initialTabRawValue: String? = nil) {
        let initialTab = initialTabRawValue.flatMap(SettingsTab.init(rawValue:)) ?? .general
        _selectedTab = State(initialValue: initialTab)
    }

    private func selectTab(rawValue: String?) {
        guard let rawValue, let tab = SettingsTab(rawValue: rawValue) else { return }
        selectedTab = tab
    }

    private func scanApps() {
        DispatchQueue.global(qos: .userInitiated).async {
@@ -55,6 +120,10 @@
    }

    private func exportTags() {
        guard proEntitlement.isUnlocked else {
            presentSettingsProPrompt(for: .layoutExport)
            return
        }
        guard prepareDataFilePanelPresentation() else { return }
        DispatchQueue.main.async {
            TagDatabase.flushPendingCategorySchemeBackupBatch()
@@ -71,6 +140,10 @@
                guard response == .OK, let url = panel.url else { return }
                do {
                    try TagDatabase.exportTo(url)
                } catch let error as ProEntitlementError {
                    if let feature = error.feature {
                        presentSettingsProPrompt(for: feature)
                    }
                } catch {
                    fputs("[TagLauncher] Export failed: \(error)\n", stderr)
                    showDataAlert(title: tr("settings.exportFailed"), message: error.localizedDescription)
@@ -80,6 +153,10 @@
    }

    private func importTags() {
        guard proEntitlement.isUnlocked else {
            presentSettingsProPrompt(for: .layoutImport)
            return
        }
        guard prepareDataFilePanelPresentation() else { return }
        DispatchQueue.main.async {
            let panel = NSOpenPanel()
@@ -96,6 +173,10 @@
                    scanApps()
                    refreshDataState()
                    notifyDataChanged()
                } catch let error as ProEntitlementError {
                    if let feature = error.feature {
                        presentSettingsProPrompt(for: feature)
                    }
                } catch {
                    fputs("[TagLauncher] Import failed: \(error)\n", stderr)
                    showDataAlert(title: tr("settings.importFailed"), message: error.localizedDescription)
@@ -264,6 +345,18 @@
        }
    }

    private func applySelectedInitialLayout() {
        switch selectedInitialLayoutMode {
        case .uncategorized:
            guard !isResettingToUncategorized else { return }
            withAnimation(.easeOut(duration: 0.16)) {
                showResetToUncategorizedConfirmation = true
            }
        case .smart:
            applySystemInitialScheme()
        }
    }

    private func performApplySystemInitialScheme() {
        guard !isApplyingSystemScheme else { return }
        showApplySystemSchemeConfirmation = false
@@ -291,6 +384,29 @@
                        message: tr("settings.systemSchemeApplyFailed")
                    )
                }
            }
        }
    }

    private func performResetToUncategorized() {
        guard !isResettingToUncategorized else { return }
        showResetToUncategorizedConfirmation = false
        TagDatabase.flushPendingCategorySchemeBackupBatch()
        isResettingToUncategorized = true

        DispatchQueue.global(qos: .userInitiated).async {
            let result = AppLibraryController.resetToUncategorized()

            DispatchQueue.main.async {
                isResettingToUncategorized = false
                allApps = result.snapshot.apps
                tagColors = result.snapshot.tagColors
                refreshDataState()
                notifyDataChanged()
                showDataAlert(
                    title: tr("settings.resetToUncategorizedApplied"),
                    message: tr("settings.resetToUncategorizedAppliedMessage")
                )
            }
        }
    }
@@ -355,6 +471,58 @@
        .buttonStyle(.plain)
    }

    private func initialLayoutOption(
        _ title: String,
        mode: InitialLayoutMode
    ) -> some View {
        let isSelected = selectedInitialLayoutMode == mode
        return Button {
            selectedInitialLayoutMode = mode
        } label: {
            HStack(spacing: 6) {
                Image(systemName: isSelected ? "largecircle.fill.circle" : "circle")
                    .font(.system(size: 13, weight: .medium))
                    .frame(width: 16, height: 16)
                Text(title)
                    .font(.system(size: 13, weight: .medium))
                    .lineLimit(1)
                    .minimumScaleFactor(0.85)
            }
            .foregroundStyle(isSelected ? Color.accentColor : Color.primary)
            .contentShape(Rectangle())
        }
        .buttonStyle(.plain)
    }

    private func dataSectionTitle(_ title: String) -> some View {
        Text(title)
            .font(.system(size: 13, weight: .semibold))
            .foregroundStyle(.primary)
            .lineLimit(1)
            .minimumScaleFactor(0.82)
            .multilineTextAlignment(.trailing)
            .frame(width: dataLabelWidth, alignment: .trailing)
    }

    private func dataSection<Content: View>(
        minHeight: CGFloat,
        @ViewBuilder content: () -> Content
    ) -> some View {
        content()
            .padding(.horizontal, 20)
            .padding(.vertical, 18)
            .frame(width: dataPanelWidth, alignment: .leading)
            .frame(minHeight: minHeight, alignment: .leading)
            .background(
                RoundedRectangle(cornerRadius: 12, style: .continuous)
                    .fill(Color(nsColor: .controlBackgroundColor))
            )
            .overlay(
                RoundedRectangle(cornerRadius: 12, style: .continuous)
                    .stroke(Color.secondary.opacity(0.18), lineWidth: 1)
            )
    }

    private func syncSelectedLanguage() {
        let code = L10n.selectedLanguageCode
        guard selectedLanguage != code else { return }
@@ -383,6 +551,12 @@
            GridItem(.flexible(minimum: 220), spacing: 10, alignment: .top),
        ]
    }
    private var themeColumns: [GridItem] {
        [
            GridItem(.flexible(minimum: 220), spacing: 12, alignment: .top),
            GridItem(.flexible(minimum: 220), spacing: 12, alignment: .top),
        ]
    }
    private var displayModeOptions: [(id: String, title: String)] {
        [
            ("flat", tr("settings.flat")),
@@ -394,6 +568,226 @@
    }
    private var containerDisplayModeOptions: [(id: String, title: String)] {
        Array(displayModeOptions.dropFirst())
    }
    private var selectedAppGridTheme: AppGridTheme {
        AppGridTheme(storedID: appGridThemeID)
    }

    private var effectiveAppGridTheme: AppGridTheme {
        ProEntitlementPolicy.effectiveTheme(for: selectedAppGridTheme)
    }

    private var proStatusPillStyle: ProStatusPillStyle {
        if proEntitlement.isPreviewingTheme {
            return .preview
        }
        switch proEntitlement.accessState {
        case .free:
            return .neutral
        case .purchased:
            return .unlocked
        case .legacy:
            return .legacy
        }
    }

    private var proCardTitle: String {
        switch proEntitlement.accessState {
        case .free:
            return tr("pro.card.title.free")
        case .purchased:
            return tr("pro.card.title.unlocked")
        case .legacy:
            return tr("pro.card.title.legacy")
        }
    }

    private var proCardSummary: String {
        switch proEntitlement.accessState {
        case .free:
            return tr("pro.card.summary.free")
        case .purchased:
            return tr("pro.card.summary.unlocked")
        case .legacy:
            return tr("pro.card.summary.legacy")
        }
    }

    private var themeStatusSummary: String {
        if proEntitlement.isPreviewingTheme {
            if let countdown = themePreviewCountdownText {
                return tr("pro.theme.status.previewCountdown")
                    .replacingOccurrences(of: "%time%", with: countdown)
            }
            return tr("pro.theme.status.preview")
        }
        switch proEntitlement.accessState {
        case .free:
            return tr("pro.theme.status.free")
        case .purchased, .legacy:
            return tr("pro.theme.status.unlocked")
        }
    }

    private func unlockButtonTitle() -> String {
        tr("pro.card.unlock")
    }

    private func handleThemeSelection(_ theme: AppGridTheme) {
        if theme.isFreeTheme || proEntitlement.isUnlocked {
            proEntitlement.stopThemePreview()
            appGridThemeID = theme.rawValue
            return
        }
        proEntitlement.startThemePreview(for: theme, tuning: currentThemeTuning(for: theme))
    }

    private var activeColorTuningTheme: AppGridTheme? {
        let theme = effectiveAppGridTheme
        return theme.supportsColorTuning ? theme : nil
    }

    private func currentThemeTuning(for theme: AppGridTheme) -> Double {
        if let preview = proEntitlement.themePreviewState,
           preview.theme == theme {
            return theme.normalizedTuning(preview.themeTuning)
        }
        switch theme {
        case .deepBlue:
            return theme.normalizedTuning(deepBlueThemeTuning)
        case .colorful:
            return theme.normalizedTuning(colorfulThemeTuning)
        case .defaultLight, .black, .pink, .purple, .green, .blue:
            return theme.defaultColorTuning
        }
    }

    private func persistThemeTuning(_ tuning: Double?, for theme: AppGridTheme) {
        let normalized = theme.normalizedTuning(tuning)
        switch theme {
        case .deepBlue:
            deepBlueThemeTuning = normalized
        case .colorful:
            colorfulThemeTuning = normalized
        case .defaultLight, .black, .pink, .purple, .green, .blue:
            break
        }
    }

    private func updateThemeTuning(_ value: Double, for theme: AppGridTheme) {
        let normalized = theme.normalizedTuning(value)
        if proEntitlement.isUnlocked || theme.isFreeTheme {
            persistThemeTuning(normalized, for: theme)
            return
        }
        if proEntitlement.themePreviewState?.theme == theme {
            proEntitlement.updateThemePreviewTuning(normalized, for: theme)
        } else {
            proEntitlement.startThemePreview(for: theme, tuning: normalized)
        }
    }

    private func themeTuningBinding(for theme: AppGridTheme) -> Binding<Double> {
        Binding(
            get: { currentThemeTuning(for: theme) },
            set: { updateThemeTuning($0, for: theme) }
        )
    }

    private func themeOptionAccessory(for theme: AppGridTheme) -> ThemeOptionAccessory {
        if let preview = proEntitlement.themePreviewState?.theme, preview == theme {
            return .countdown(text: themePreviewCountdownText ?? "00:00")
        }
        if !proEntitlement.isUnlocked && theme.requiresPro {
            return .pill(text: tr("pro.card.badge"), style: .locked)
        }
        return effectiveAppGridTheme == theme ? .checkmark : .circle
    }

    private func presentSettingsProPrompt(for feature: ProFeature) {
        proEntitlement.clearTransientOperationState()
        withAnimation(.spring(response: 0.22, dampingFraction: 0.84)) {
            settingsProPromptFeature = feature
        }
    }

    private var themePreviewCountdownText: String? {
        guard let preview = proEntitlement.themePreviewState else { return nil }
        return Self.formatThemePreviewCountdown(seconds: preview.remainingSeconds(at: themePreviewNow))
    }

    private static func formatThemePreviewCountdown(seconds: Int) -> String {
        let clamped = max(0, seconds)
        return String(format: "%02d:%02d", clamped / 60, clamped % 60)
    }

    private func refreshThemePreviewCountdown(now: Date = Date()) {
        themePreviewNow = now
        guard let preview = proEntitlement.themePreviewState else { return }
        if preview.remainingSeconds(at: now) <= 0 {
            proEntitlement.stopThemePreview()
        }
    }

    private func dismissSettingsProPrompt() {
        proEntitlement.clearTransientOperationState()
        withAnimation(.easeOut(duration: 0.18)) {
            settingsProPromptFeature = nil
        }
    }

    private func handleProAccessStateChange(_ newState: ProAccessState) {
        guard newState.isUnlocked else { return }
        if let preview = proEntitlement.themePreviewState {
            appGridThemeID = preview.theme.rawValue
            persistThemeTuning(preview.themeTuning, for: preview.theme)
            proEntitlement.stopThemePreview()
        }
        if settingsProPromptFeature != nil {
            dismissSettingsProPrompt()
        }
    }

    @ViewBuilder
    private var themeColorTuningSection: some View {
        if let theme = activeColorTuningTheme {
            VStack(alignment: .leading, spacing: 8) {
                HStack(alignment: .firstTextBaseline, spacing: 10) {
                    Label(
                        tr(theme == .deepBlue ? "theme.tuning.dark" : "theme.tuning.light"),
                        systemImage: "slider.horizontal.3"
                    )
                    .font(.system(size: 13, weight: .semibold))
                    .foregroundStyle(.primary)

                    Spacer(minLength: 12)

                    Text("\(Int(round(currentThemeTuning(for: theme) * 100)))")
                        .font(.system(size: 12, weight: .semibold, design: .monospaced))
                        .foregroundStyle(.secondary)
                }

                Slider(value: themeTuningBinding(for: theme), in: 0...1)
                    .controlSize(.regular)
                    .accessibilityLabel(tr(theme == .deepBlue ? "theme.tuning.dark" : "theme.tuning.light"))

                Text(tr("theme.tuning.desc"))
                    .font(.caption)
                    .foregroundStyle(.secondary)
                    .fixedSize(horizontal: false, vertical: true)
            }
            .padding(14)
            .frame(maxWidth: .infinity, alignment: .leading)
            .background(
                RoundedRectangle(cornerRadius: 10, style: .continuous)
                    .fill(Color(nsColor: .controlBackgroundColor).opacity(0.82))
            )
            .overlay(
                RoundedRectangle(cornerRadius: 10, style: .continuous)
                    .stroke(Color.secondary.opacity(0.18), lineWidth: 1)
            )
            .transition(.opacity.combined(with: .move(edge: .top)))
        }
    }

    private func generalSettingRow<Control: View>(
@@ -490,12 +884,163 @@
                statusText: hotkeyStatusText(for: .quickSearch),
                statusTone: hotkeyStatusTone(for: .quickSearch)
            )

            StaticHotkeyInfoRow(
                title: tr("trackpadGesture.title"),
                description: tr("trackpadGesture.description"),
                displayText: "taglauncher://show",
                statusText: tr("trackpadGesture.status"),
                statusTone: .neutral
            )
        }
    }

    private var themeProStatusRow: some View {
        HStack(spacing: 12) {
            ProStatusPill(
                text: tr(proEntitlement.compactStatusTextKey),
                style: proStatusPillStyle
            )

            Text(themeStatusSummary)
                .font(.system(size: 13, weight: .medium))
                .foregroundStyle(.secondary)
                .fixedSize(horizontal: false, vertical: true)

            Spacer(minLength: 0)

            if !proEntitlement.isUnlocked {
                Button(unlockButtonTitle()) {
                    presentSettingsProPrompt(for: .premiumThemes)
                }
                .buttonStyle(.borderedProminent)

                Button(tr("pro.card.restore")) {
                    proEntitlement.restorePurchases()
                }
                .buttonStyle(.bordered)
            }
        }
        .padding(.horizontal, 16)
        .padding(.vertical, 14)
        .background(
            RoundedRectangle(cornerRadius: 10, style: .continuous)
                .fill(Color(nsColor: .controlBackgroundColor))
        )
        .overlay(
            RoundedRectangle(cornerRadius: 10, style: .continuous)
                .stroke(Color.secondary.opacity(0.16), lineWidth: 1)
        )
    }

    private var proStatusCard: some View {
        HStack(alignment: .top, spacing: 18) {
            VStack(alignment: .leading, spacing: 10) {
                HStack(spacing: 10) {
                    Text(proCardTitle)
                        .font(.system(size: 20, weight: .bold))
                    ProStatusPill(
                        text: tr(proEntitlement.compactStatusTextKey),
                        style: proStatusPillStyle
                    )
                }

                Text(proCardSummary)
                    .font(.system(size: 13, weight: .medium))
                    .foregroundStyle(.secondary)
                    .lineSpacing(2)
                    .fixedSize(horizontal: false, vertical: true)

            }

            Spacer(minLength: 16)

            VStack(alignment: .trailing, spacing: 10) {
                if !proEntitlement.isUnlocked {
                    Button(unlockButtonTitle()) {
                        proEntitlement.purchasePro()
                    }
                    .buttonStyle(.borderedProminent)
                }

                Button(tr("pro.card.restore")) {
                    proEntitlement.restorePurchases()
                }
                .buttonStyle(.bordered)

                if let statusKey = proEntitlement.operationState.statusMessageKey {
                    Text(tr(statusKey))
                        .font(.caption)
                        .foregroundStyle(.secondary)
                        .multilineTextAlignment(.trailing)
                }
            }
        }
        .padding(.horizontal, 20)
        .padding(.vertical, 18)
        .frame(width: dataPanelWidth, alignment: .leading)
        .background(
            RoundedRectangle(cornerRadius: 12, style: .continuous)
                .fill(Color(nsColor: .controlBackgroundColor))
        )
        .overlay(
            RoundedRectangle(cornerRadius: 12, style: .continuous)
                .stroke(Color.secondary.opacity(0.18), lineWidth: 1)
        )
    }

    private var settingsTabBar: some View {
        HStack(spacing: 8) {
            ForEach(SettingsTab.allCases) { tab in
                settingsTabButton(tab)
            }
        }
        .frame(height: 96, alignment: .center)
        .frame(maxWidth: .infinity)
        .background(Color(nsColor: .windowBackgroundColor))
    }

    private func settingsTabButton(_ tab: SettingsTab) -> some View {
        let isSelected = selectedTab == tab
        return Button {
            selectedTab = tab
        } label: {
            VStack(spacing: 5) {
                Image(systemName: tab.systemImage)
                    .font(.system(size: 25, weight: .regular))
                    .symbolRenderingMode(.hierarchical)
                    .frame(width: 32, height: 32)
                Text(tr(tab.titleKey))
                    .font(.system(size: 13, weight: .semibold))
                    .lineLimit(2)
                    .multilineTextAlignment(.center)
                    .minimumScaleFactor(0.8)
            }
            .foregroundStyle(isSelected ? Color.accentColor : Color.secondary)
            .frame(width: 108, height: 74)
            .background(
                RoundedRectangle(cornerRadius: 8, style: .continuous)
                    .fill(isSelected ? Color.accentColor.opacity(0.10) : Color.clear)
            )
            .overlay(
                RoundedRectangle(cornerRadius: 8, style: .continuous)
                    .stroke(isSelected ? Color.accentColor.opacity(0.20) : Color.clear, lineWidth: 1)
            )
            .contentShape(RoundedRectangle(cornerRadius: 8, style: .continuous))
        }
        .buttonStyle(.plain)
        .accessibilityLabel(tr(tab.titleKey))
        .accessibilityIdentifier("settings-tab-\(tab.rawValue)")
    }

    var body: some View {
        ZStack {
            TabView {
            VStack(spacing: 0) {
                settingsTabBar
                Divider()
                Group {
                    switch selectedTab {
                    case .language:
                // Tab 1: Language
                VStack(alignment: .leading, spacing: 10) {
                    Text(tr("settings.language"))
@@ -558,9 +1103,9 @@
                    .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .top)
                }
                .frame(maxWidth: settingsContentWidth, alignment: .leading)
                .tabItem { Label(tr("settings.language"), systemImage: "globe") }
                .padding()

                    case .general:
                // Tab 2: General
                ScrollView(.vertical, showsIndicators: true) {
                    VStack(alignment: .leading, spacing: 0) {
@@ -581,9 +1126,12 @@
                                    AppDelegate.refreshChromeSettings()
                                }
                            Toggle(tr("settings.hideAppNames"), isOn: $hideAppNames)
                            Toggle(tr("settings.hideUsageTips"), isOn: $hideUsageTips)
                                .help(tr("settings.hideUsageTipsDesc"))
                        }
                        .frame(maxWidth: .infinity, alignment: .center)
                        .padding(.bottom, 16)
                        .padding(.top, 12)
                        .padding(.bottom, 18)

                        Divider()
                            .padding(.bottom, 16)
@@ -646,10 +1194,39 @@
                        }
                    }
                    .frame(maxWidth: generalContentWidth, alignment: .center)
                    .padding()
                    .padding(.horizontal)
                    .padding(.top, 28)
                    .padding(.bottom)
                }
                .tabItem { Label(tr("settings.general"), systemImage: "gearshape") }

                    case .theme:
            ScrollView(.vertical, showsIndicators: true) {
                VStack(alignment: .leading, spacing: 18) {
                    themeProStatusRow

                    LazyVGrid(columns: themeColumns, alignment: .leading, spacing: 12) {
                        ForEach(AppGridTheme.settingsDisplayOrder) { theme in
                            ThemeOptionButton(
                                theme: theme,
                                title: tr(theme.titleKey),
                                isSelected: effectiveAppGridTheme == theme,
                                previewTuning: currentThemeTuning(for: theme),
                                accessory: themeOptionAccessory(for: theme)
                            ) {
                                handleThemeSelection(theme)
                            }
                        }
                    }

                    themeColorTuningSection
                }
                .frame(maxWidth: generalContentWidth, alignment: .leading)
                .padding(.horizontal)
                .padding(.top, 28)
                .padding(.bottom)
            }

                    case .hotkeys:
            // Tab 3: Hotkeys
            ScrollView(.vertical, showsIndicators: true) {
                VStack(alignment: .leading, spacing: 16) {
@@ -659,8 +1236,8 @@
                .frame(maxWidth: generalContentWidth, alignment: .center)
                .padding()
            }
            .tabItem { Label(tr("quickSearch.hotkeys"), systemImage: "keyboard") }

                    case .tags:
            // Tab 4: Tags
            VStack(spacing: 0) {
                TagEditorView(
@@ -669,57 +1246,117 @@
                    onRefresh: { scanApps() }
                )
            }
            .tabItem { Label(tr("settings.tags"), systemImage: "tag.fill") }
            .onAppear { scanApps() }

                    case .data:
            // Tab 5: Data
            VStack(spacing: 0) {
                Spacer(minLength: 32)
                Spacer(minLength: 36)

                VStack(alignment: .center, spacing: 0) {
                    VStack(alignment: .leading, spacing: 12) {
                VStack(alignment: .center, spacing: 24) {
                    dataSection(minHeight: 124) {
                        HStack(alignment: .center, spacing: 12) {
                            Text(tr("settings.systemScheme"))
                                .font(.system(size: 13, weight: .semibold))
                                .foregroundStyle(.secondary)
                                .lineLimit(1)
                                .minimumScaleFactor(0.82)
                                .multilineTextAlignment(.trailing)
                                .frame(width: dataLabelWidth, alignment: .trailing)
                            dataSectionTitle(tr("settings.initialLayout"))

                            Text(SmartStartService.systemInitialSchemeName)
                                .font(.system(size: 13, weight: .medium))
                                .foregroundStyle(.primary)
                                .lineLimit(1)
                                .truncationMode(.middle)
                            HStack(spacing: 22) {
                                initialLayoutOption(
                                    tr("settings.initialLayoutUncategorized"),
                                    mode: .uncategorized
                                )
                                initialLayoutOption(
                                    tr("settings.initialLayoutSmart"),
                                    mode: .smart
                                )
                            }
                                .frame(maxWidth: .infinity, alignment: .leading)
                                .layoutPriority(0)
                                .layoutPriority(1)

                            dataActionButton(
                                tr("settings.applyScheme"),
                                prominent: true,
                                enabled: !isApplyingSystemScheme,
                                action: applySystemInitialScheme
                                enabled: !isApplyingSystemScheme && !isResettingToUncategorized,
                                action: applySelectedInitialLayout
                            )
                            .frame(width: dataActionWidth, alignment: .trailing)
                            .layoutPriority(2)
                        }
                    }

                        HStack(alignment: .center, spacing: 12) {
                            Text(tr("settings.previousScheme"))
                                .font(.system(size: 13, weight: .semibold))
                                .foregroundStyle(.secondary)
                                .lineLimit(1)
                                .minimumScaleFactor(0.82)
                                .multilineTextAlignment(.trailing)
                                .frame(width: dataLabelWidth, alignment: .trailing)
                            Text(previousCategorySchemeName)
                                .font(.system(size: 13, weight: .medium))
                                .foregroundStyle(canRestorePreviousScheme ? .primary : .tertiary)
                                .lineLimit(1)
                                .truncationMode(.middle)
                                .frame(maxWidth: .infinity, alignment: .leading)
                                .layoutPriority(0)
                    dataSection(minHeight: 190) {
                        HStack(alignment: .top, spacing: 12) {
                            dataSectionTitle(tr("settings.customLayout"))
                                .padding(.top, 4)

                            VStack(alignment: .leading, spacing: 10) {
                                HStack(alignment: .firstTextBaseline, spacing: 8) {
                                    Text(tr("settings.previousScheme"))
                                        .font(.system(size: 13, weight: .semibold))
                                        .foregroundStyle(.secondary)
                                        .lineLimit(1)
                                        .minimumScaleFactor(0.82)
                                    Text(previousCategorySchemeName)
                                        .font(.system(size: 13, weight: .medium))
                                        .foregroundStyle(canRestorePreviousScheme ? .primary : .tertiary)
                                        .lineLimit(1)
                                        .truncationMode(.middle)
                                        .frame(maxWidth: .infinity, alignment: .leading)
                                }

                                HStack(alignment: .firstTextBaseline, spacing: 8) {
                                    Text(tr("settings.currentScheme"))
                                        .font(.system(size: 13, weight: .semibold))
                                        .foregroundStyle(.secondary)
                                        .lineLimit(1)
                                        .minimumScaleFactor(0.82)
                                    Text(currentCategorySchemeName)
                                        .font(.system(size: 13, weight: .medium))
                                        .foregroundStyle(.primary)
                                        .lineLimit(1)
                                        .truncationMode(.middle)
                                        .frame(maxWidth: .infinity, alignment: .leading)
                                }

                                Divider().opacity(0.35)
                                    .padding(.top, 2)

                                VStack(alignment: .center, spacing: 8) {
                                    HStack(spacing: 12) {
                                        Button {
                                            exportTags()
                                        } label: {
                                            HStack(spacing: 8) {
                                                Text(tr("settings.export"))
                                                if !proEntitlement.isUnlocked {
                                                    ProStatusPill(text: tr("pro.card.badge"), style: .locked, compact: true)
                                                }
                                            }
                                        }
                                            .buttonStyle(.bordered)
                                            .disabled(isDataFilePanelPresented)
                                        Button {
                                            importTags()
                                        } label: {
                                            HStack(spacing: 8) {
                                                Text(tr("settings.import"))
                                                if !proEntitlement.isUnlocked {
                                                    ProStatusPill(text: tr("pro.card.badge"), style: .locked, compact: true)
                                                }
                                            }
                                        }
                                            .buttonStyle(.bordered)
                                            .disabled(isDataFilePanelPresented)
                                    }
                                    Text(tr("settings.backupDesc"))
                                        .font(.caption)
                                        .foregroundStyle(.secondary)
                                        .multilineTextAlignment(.center)
                                        .fixedSize(horizontal: false, vertical: true)
                                        .frame(maxWidth: dataPanelWidth - dataLabelWidth - dataActionWidth - 92, alignment: .center)
                                }
                                .frame(maxWidth: .infinity, alignment: .center)
                            }
                            .frame(maxWidth: .infinity, alignment: .leading)
                            .layoutPriority(1)

                            dataActionButton(
                                tr("settings.restorePreviousScheme"),
@@ -730,60 +1367,11 @@
                            .frame(width: dataActionWidth, alignment: .trailing)
                            .layoutPriority(2)
                        }

                        HStack(alignment: .firstTextBaseline, spacing: 12) {
                            Text(tr("settings.currentScheme"))
                                .font(.system(size: 13, weight: .semibold))
                                .foregroundStyle(.secondary)
                                .lineLimit(1)
                                .minimumScaleFactor(0.82)
                                .multilineTextAlignment(.trailing)
                                .frame(width: dataLabelWidth, alignment: .trailing)
                            Text(currentCategorySchemeName)
                                .font(.system(size: 13, weight: .medium))
                                .foregroundStyle(.primary)
                                .lineLimit(1)
                                .truncationMode(.middle)
                                .frame(maxWidth: .infinity, alignment: .leading)
                            Color.clear
                                .frame(width: dataActionWidth, height: 1)
                        }

                        Divider().opacity(0.35)

                        VStack(alignment: .center, spacing: 8) {
                            HStack(spacing: 12) {
                                Button(tr("settings.export")) { exportTags() }
                                    .buttonStyle(.bordered)
                                    .disabled(isDataFilePanelPresented)
                                Button(tr("settings.import")) { importTags() }
                                    .buttonStyle(.bordered)
                                    .disabled(isDataFilePanelPresented)
                            }
                            Text(tr("settings.backupDesc"))
                                .font(.caption)
                                .foregroundStyle(.secondary)
                                .multilineTextAlignment(.center)
                                .fixedSize(horizontal: false, vertical: true)
                                .frame(maxWidth: dataPanelWidth - 72, alignment: .center)
                        }
                        .frame(maxWidth: .infinity, alignment: .center)
                    }
                    .padding(.horizontal, 20)
                    .padding(.vertical, 16)
                    .frame(width: dataPanelWidth, alignment: .leading)
                    .background(
                        RoundedRectangle(cornerRadius: 8, style: .continuous)
                            .fill(Color(nsColor: .controlBackgroundColor))
                    )
                    .overlay(
                        RoundedRectangle(cornerRadius: 8, style: .continuous)
                            .stroke(Color.secondary.opacity(0.16), lineWidth: 1)
                    )
                }
                .frame(width: dataPanelWidth, alignment: .center)

                Spacer(minLength: 22)
                Spacer(minLength: 30)

                HStack(alignment: .center, spacing: 14) {
                    Text(tr("settings.bubbleDisplayScope"))
@@ -810,74 +1398,81 @@

                Spacer(minLength: 18)
            }
            .tabItem { Label(tr("settings.data"), systemImage: "externaldrive.fill") }
            .padding()
            .onAppear { refreshDataState() }

                    case .about:
            // Tab 6: About
            VStack(spacing: 0) {
                Spacer(minLength: 72)
                Spacer(minLength: 44)

                HStack {
                    if let icon = NSImage(named: NSImage.applicationIconName) {
                        Image(nsImage: icon)
                            .resizable()
                            .frame(width: 128, height: 128)
                    }
                    VStack(alignment: .leading, spacing: 4) {
                        Text("TagLauncher")
                            .font(.title2)
                            .fontWeight(.semibold)
                        Text(tr("app.description"))
                            .font(.body)
                            .foregroundStyle(.secondary)
                        Text("\(tr("app.version")) \(appVersion) (\(tr("app.build")) \(buildVersion))")
                            .font(.callout)
                            .foregroundStyle(.tertiary)
                VStack(alignment: .center, spacing: 24) {
                    proStatusCard

                        Divider()
                            .padding(.vertical, 4)

                        HStack(spacing: 8) {
                            Button {
                                NSWorkspace.shared.open(helpPDFURL)
                            } label: {
                                Label(tr("help.openPDF"), systemImage: "questionmark.circle")
                            }
                            .buttonStyle(.borderedProminent)
                            .controlSize(.regular)

                            Button {
                                NSPasteboard.general.clearContents()
                                NSPasteboard.general.setString(helpPDFURL.absoluteString, forType: .string)
                            } label: {
                                Image(systemName: "link")
                            }
                            .buttonStyle(.bordered)
                            .controlSize(.regular)
                            .help(tr("help.copyLink"))
                    HStack(alignment: .center, spacing: 24) {
                        if let icon = NSImage(named: NSImage.applicationIconName) {
                            Image(nsImage: icon)
                                .resizable()
                                .frame(width: 112, height: 112)
                        }
                        VStack(alignment: .leading, spacing: 4) {
                            Text("TagLauncher")
                                .font(.title2)
                                .fontWeight(.semibold)
                            Text(tr("app.description"))
                                .font(.body)
                                .foregroundStyle(.secondary)
                            Text("\(tr("app.version")) \(appVersion) (\(tr("app.build")) \(buildVersion))")
                                .font(.callout)
                                .foregroundStyle(.tertiary)

                        Text(tr("help.currentLanguage"))
                            .font(.caption)
                            .foregroundStyle(.secondary)
                            .padding(.bottom, 2)
                            Divider()
                                .padding(.vertical, 4)

                        Text("万物之中，希望最美")
                            .font(.caption)
                            .foregroundStyle(.secondary)
                        Text("永桔@shanghai3168@gmail.com")
                            .font(.caption)
                            .foregroundStyle(.secondary)
                            HStack(spacing: 8) {
                                Button {
                                    NSWorkspace.shared.open(helpPDFURL)
                                } label: {
                                    Label(tr("help.openPDF"), systemImage: "questionmark.circle")
                                }
                                .buttonStyle(.borderedProminent)
                                .controlSize(.regular)

                                Button {
                                    NSPasteboard.general.clearContents()
                                    NSPasteboard.general.setString(helpPDFURL.absoluteString, forType: .string)
                                } label: {
                                    Image(systemName: "link")
                                }
                                .buttonStyle(.bordered)
                                .controlSize(.regular)
                                .help(tr("help.copyLink"))
                            }

                            Text(tr("help.currentLanguage"))
                                .font(.caption)
                                .foregroundStyle(.secondary)
                                .padding(.bottom, 2)

                            Text("万物之中，希望最美")
                                .font(.caption)
                                .foregroundStyle(.secondary)
                            Text("永桔@shanghai3168@gmail.com")
                                .font(.caption)
                                .foregroundStyle(.secondary)
                        }
                    }
                    .frame(width: dataPanelWidth, alignment: .leading)
                }
                .frame(width: 560, alignment: .leading)
                .frame(width: dataPanelWidth, alignment: .center)

                Spacer(minLength: 30)
                Spacer(minLength: 18)
            }
            .tabItem { Label(tr("settings.about"), systemImage: "info.circle") }
            .padding()
                    }
                }
                .frame(maxWidth: .infinity, maxHeight: .infinity)
            }
            .onChange(of: selectedLanguage) { _, code in
                L10n.switchSelection(to: code)
@@ -895,6 +1490,9 @@
            .onReceive(NotificationCenter.default.publisher(for: .tagLauncherDataDidChange)) { _ in
                refreshDataState()
            }
            .onChange(of: proEntitlement.accessState) { _, newState in
                handleProAccessStateChange(newState)
            }

            if isRefreshingLanguage {
                ZStack {
@@ -909,7 +1507,7 @@
            }

            if showApplySystemSchemeConfirmation {
                ApplySystemSchemeConfirmationView(
                SettingsConfirmationView(
                    title: tr("settings.applySystemSchemeWarningTitle"),
                    message: tr("settings.applySystemSchemeWarningMessage"),
                    confirmTitle: tr("settings.confirmApplyScheme"),
@@ -922,6 +1520,45 @@
                    }
                )
                .zIndex(3)
                .transition(.opacity)
            }

            if showResetToUncategorizedConfirmation {
                SettingsConfirmationView(
                    title: tr("settings.resetToUncategorizedWarningTitle"),
                    message: tr("settings.resetToUncategorizedWarningMessage"),
                    confirmTitle: tr("settings.confirmResetToUncategorized"),
                    cancelTitle: tr("settings.cancel"),
                    onConfirm: performResetToUncategorized,
                    onCancel: {
                        withAnimation(.easeOut(duration: 0.14)) {
                            showResetToUncategorizedConfirmation = false
                        }
                    }
                )
                .zIndex(3)
                .transition(.opacity)
            }

            if let feature = settingsProPromptFeature {
                ZStack {
                    Color.black.opacity(0.16)
                        .ignoresSafeArea()

                    ProUpgradePromptView(
                        title: tr(feature.titleKey),
                        message: tr(feature.promptMessageKey),
                        benefitText: tr(feature.benefitKey),
                        operationText: proEntitlement.operationState.statusMessageKey.map(tr),
                        unlockTitle: unlockButtonTitle(),
                        restoreTitle: tr("pro.card.restore"),
                        isBusy: proEntitlement.operationState.isBusy,
                        onClose: dismissSettingsProPrompt,
                        onUnlock: { proEntitlement.purchasePro() },
                        onRestore: { proEntitlement.restorePurchases() }
                    )
                }
                .zIndex(4)
                .transition(.opacity)
            }

@@ -943,17 +1580,24 @@
                        .frame(maxWidth: 620)
                        .padding(.bottom, 22)
                }
                .zIndex(4)
                .zIndex(5)
                .transition(.opacity.combined(with: .move(edge: .bottom)))
            }
        }
        .frame(width: settingsWindowWidth, height: 480)
        .frame(width: settingsWindowWidth, height: settingsWindowHeight)
        .onAppear {
            syncSelectedLanguage()
            showPendingHotkeyWarningIfNeeded()
            refreshThemePreviewCountdown()
        }
        .onReceive(themePreviewCountdownTimer) { now in
            refreshThemePreviewCountdown(now: now)
        }
        .onReceive(NotificationCenter.default.publisher(for: .tagLauncherHotkeyRegistrationChanged)) { _ in
            showPendingHotkeyWarningIfNeeded()
        }
        .onReceive(NotificationCenter.default.publisher(for: .tagLauncherPreferencesTabRequested)) { notification in
            selectTab(rawValue: notification.userInfo?[SettingsTabTarget.userInfoKey] as? String)
        }
    }

@@ -1032,7 +1676,7 @@
    }
}

private struct ApplySystemSchemeConfirmationView: View {
private struct SettingsConfirmationView: View {
    let title: String
    let message: String
    let confirmTitle: String
@@ -1134,6 +1778,110 @@
    }
}

private enum ThemeOptionAccessory {
    case checkmark
    case circle
    case countdown(text: String)
    case pill(text: String, style: ProStatusPillStyle)
}

private struct ThemeOptionButton: View {
    let theme: AppGridTheme
    let title: String
    let isSelected: Bool
    let previewTuning: Double
    let accessory: ThemeOptionAccessory
    let action: () -> Void

    var body: some View {
        Button(action: action) {
            HStack(spacing: 12) {
                RoundedRectangle(cornerRadius: 8, style: .continuous)
                    .fill(
                        LinearGradient(
                            colors: theme.previewColors(tuning: previewTuning),
                            startPoint: .topLeading,
                            endPoint: .bottomTrailing
                        )
                    )
                    .frame(width: 70, height: 42)
                    .overlay(
                        RoundedRectangle(cornerRadius: 8, style: .continuous)
                            .stroke(previewStrokeColor, lineWidth: 1)
                    )
                    .shadow(
                        color: isSelected ? Color.accentColor.opacity(0.22) : Color.clear,
                        radius: 10,
                        x: 0,
                        y: 4
                    )

                Text(title)
                    .font(.system(size: 13, weight: .semibold))
                    .foregroundStyle(.primary)
                    .lineLimit(1)
                    .minimumScaleFactor(0.82)

                Spacer(minLength: 0)

                accessoryView
            }
            .padding(10)
            .frame(maxWidth: .infinity, minHeight: 64)
            .background(
                RoundedRectangle(cornerRadius: 8, style: .continuous)
                    .fill(isSelected ? Color.accentColor.opacity(0.10) : Color(nsColor: .controlBackgroundColor))
            )
            .overlay(
                RoundedRectangle(cornerRadius: 8, style: .continuous)
                    .stroke(isSelected ? Color.accentColor.opacity(0.32) : Color.secondary.opacity(0.16), lineWidth: 1)
            )
            .contentShape(RoundedRectangle(cornerRadius: 8, style: .continuous))
        }
        .buttonStyle(.plain)
        .accessibilityLabel(title)
        .accessibilityIdentifier("theme-option-\(theme.rawValue)")
    }

    private var previewStrokeColor: Color {
        theme.isDefaultLight
            ? Color.secondary.opacity(0.26)
            : Color.white.opacity(0.24)
    }

    @ViewBuilder
    private var accessoryView: some View {
        switch accessory {
        case .checkmark:
            Image(systemName: "checkmark.circle.fill")
                .font(.system(size: 16, weight: .semibold))
                .foregroundStyle(Color.accentColor)
        case .circle:
            Image(systemName: "circle")
                .font(.system(size: 16, weight: .semibold))
                .foregroundStyle(Color.secondary.opacity(0.42))
        case .countdown(let text):
            Text(text)
                .font(.system(size: 10, weight: .semibold, design: .monospaced))
                .foregroundStyle(Color(red: 0.30, green: 0.22, blue: 0.08))
                .lineLimit(1)
                .frame(minWidth: 42)
                .padding(.horizontal, 8)
                .padding(.vertical, 4)
                .background(
                    Capsule(style: .continuous)
                        .fill(Color.orange.opacity(0.14))
                )
                .overlay(
                    Capsule(style: .continuous)
                        .stroke(Color.orange.opacity(0.28), lineWidth: 1)
                )
        case .pill(let text, let style):
            ProStatusPill(text: text, style: style, compact: true)
        }
    }
}

private struct DisplayModeOptionButton: View {
    let mode: String
    let title: String