start.js

// 全局变量提前声明
const modeSwitch = document.getElementById('mode-switch');
const blurBtn = document.getElementById('blur-btn');
const searchInput = document.getElementById('search-input');
const resetBtn = document.getElementById('reset-settings-btn');
const clearHistoryBtn = document.getElementById('clear-history-btn');
const langSelect = document.getElementById('lang-select');
const langFlag = document.getElementById('lang-flag');
const settingsBtn = document.getElementById('settings-btn');
const settingsPanel = document.getElementById('settings-panel');
const settingsBgMask = document.getElementById('settings-bg-mask');
const themeColorPicker = document.getElementById('theme-color-picker');
const clock12hSwitch = document.getElementById('clock-12h-switch');
const showSecondsSwitch = document.getElementById('show-seconds-switch');
const suggestSwitch = document.getElementById('suggest-switch');
const newTabSwitch = document.getElementById('new-tab-switch');
let focusModeActive = false;

// ========== 时间与日期 ========== //
function getClock12h() {
    return localStorage.getItem('clock12h') === '1';
}
function setClock12h(val) {
    localStorage.setItem('clock12h', val ? '1' : '0');
    if(clock12hSwitch) clock12hSwitch.checked = val;
    updateTime();
}
function getShowSeconds() {
    // 默认开启（true）
    const val = localStorage.getItem('showSeconds');
    return val === null ? true : val === '1';
}
function setShowSeconds(val) {
    localStorage.setItem('showSeconds', val ? '1' : '0');
    if(showSecondsSwitch) showSecondsSwitch.checked = val;
    updateTime();
}
if(clock12hSwitch) {
    clock12hSwitch.checked = getClock12h();
    clock12hSwitch.onchange = function() {
        setClock12h(this.checked);
    };
}
if(showSecondsSwitch) {
    showSecondsSwitch.checked = getShowSeconds();
    showSecondsSwitch.onchange = function() {
        setShowSeconds(this.checked);
    };
}

function updateTime(lang) {
    const now = new Date();
    const pad = n => n.toString().padStart(2, '0');
    const weekZH = ['星期日','星期一','星期二','星期三','星期四','星期五','星期六'];
    const weekZHTW = ['星期日','星期一','星期二','星期三','星期四','星期五','星期六'];
    const weekEN = ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'];
    const weekJA = ['日','月','火','水','木','金','土'];
    const weekRU = ['Вск','Пнд','Втр','Срд','Чтв','Птн','Суб'];
    const weekFR = ['Dim','Lun','Mar','Mer','Jeu','Ven','Sam'];
    const weekES = ['Dom','Lun','Mar','Mié','Jue','Vie','Sáb'];
    const weekAR = ['الأحد','الاثنين','الثلاثاء','الأربعاء','الخميس','الجمعة','السبت'];
    lang = lang || localStorage.getItem('lang') || 'zh';
    const use12h = getClock12h();
    const showSec = getShowSeconds();
    let hour = now.getHours();
    let ampm = '';
    // 多语言AM/PM
    const ampmMap = {
        zh: ['上午','下午'],
        'zh-TW': ['上午','下午'],
        en: ['AM','PM'],
        ja: ['午前','午後'],
        fr: ['AM','PM'],
        ru: ['ДП','ПП'],
        es: ['a. m.','p. m.'],
        ar: ['ص','م']
    };
    if(use12h) {
        const ampmArr = ampmMap[lang] || ampmMap['en'];
        ampm = hour >= 12 ? ' ' + ampmArr[1] : ' ' + ampmArr[0];
        hour = hour % 12;
        if(hour === 0) hour = 12;
    }
    // 构造带span的时间字符串
    let timeStr = pad(hour) + '<span class="time-colon">:</span>' + pad(now.getMinutes());
    if(showSec) timeStr += '<span class="time-colon">:</span>' + pad(now.getSeconds());
    if(use12h) timeStr += ampm;
    if(lang === 'en') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${now.getFullYear()}/${pad(now.getMonth()+1)}/${pad(now.getDate())} ${weekEN[now.getDay()]}`;
    } else if(lang === 'zh-TW') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 ${weekZHTW[now.getDay()]}`;
    } else if(lang === 'ja') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 (${weekJA[now.getDay()]})`;
    } else if(lang === 'ru') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${pad(now.getDate())}.${pad(now.getMonth()+1)}.${now.getFullYear()} ${weekRU[now.getDay()]}`;
    } else if(lang === 'fr') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${pad(now.getDate())}/${pad(now.getMonth()+1)}/${now.getFullYear()} ${weekFR[now.getDay()]}`;
    } else if(lang === 'es') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${pad(now.getDate())}/${pad(now.getMonth()+1)}/${now.getFullYear()} ${weekES[now.getDay()]}`;
    } else if(lang === 'ar') {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${now.getFullYear()}/${pad(now.getMonth()+1)}/${pad(now.getDate())} ${weekAR[now.getDay()]}`;
    } else {
        document.getElementById('time').innerHTML = timeStr;
        document.getElementById('date').textContent = `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 ${weekZH[now.getDay()]}`;
    }
}
setInterval(() => updateTime(), 1000);
updateTime();

// ========== 天气 ========== //
async function updateWeather() {
    let city = '';
    let lang = localStorage.getItem('lang') || 'zh';
    try {
        // 1. 通过代理API获取IP定位
        const locRes = await fetch('/api/weather?type=ip');
        const locData = await locRes.json();
        if(locData.city) city = locData.city;
    } catch {}
    try {
        // 2. 通过代理API获取天气
        const weatherRes = await fetch(`/api/weather?city=${encodeURIComponent(city)}`);
        const weatherData = await weatherRes.json();
        if(weatherData.status==='1' && weatherData.lives && weatherData.lives[0]) {
            const w = weatherData.lives[0];
            // 多语言适配
                const weatherMap = {
                '晴': {en:'Sunny', ja:'晴れ', 'zh-TW':'晴', ru:'Ясно', fr:'Ensoleillé', es:'Soleado', ar:'مشمس'},
                '多云': {en:'Cloudy', ja:'くもり', 'zh-TW':'多雲', ru:'Облачно', fr:'Nuageux', es:'Nublado', ar:'غائم'},
                '阴': {en:'Overcast', ja:'曇り', 'zh-TW':'陰', ru:'Пасмурно', fr:'Couvert', es:'Cubierto', ar:'غائم كلياً'},
                '阵雨': {en:'Shower', ja:'にわか雨', 'zh-TW':'陣雨', ru:'Ливень', fr:'Averses', es:'Chubascos', ar:'زخات'},
                '雷阵雨': {en:'Thunder Shower', ja:'雷雨', 'zh-TW':'雷陣雨', ru:'Гроза', fr:'Orages', es:'Tormentas', ar:'عواصف رعدية'},
                '小雨': {en:'Light Rain', ja:'小雨', 'zh-TW':'小雨', ru:'Небольшой дождь', fr:'Petite pluie', es:'Lluvia ligera', ar:'أمطار خفيفة'},
                '中雨': {en:'Moderate Rain', ja:'中雨', 'zh-TW':'中雨', ru:'Умеренный дождь', fr:'Pluie modérée', es:'Lluvia moderada', ar:'أمطار متوسطة'},
                '大雨': {en:'Heavy Rain', ja:'大雨', 'zh-TW':'大雨', ru:'Сильный дождь', fr:'Forte pluie', es:'Lluvia fuerte', ar:'أمطار غزيرة'},
                '暴雨': {en:'Storm', ja:'豪雨', 'zh-TW':'暴雨', ru:'Ливень', fr:'Pluie torrentielle', es:'Lluvia torrencial', ar:'أمطار غزيرة جداً'},
                '小雪': {en:'Light Snow', ja:'小雪', 'zh-TW':'小雪', ru:'Небольшой снег', fr:'Petite neige', es:'Nieve ligera', ar:'ثلوج خفيفة'},
                '中雪': {en:'Moderate Snow', ja:'中雪', 'zh-TW':'中雪', ru:'Умеренный снег', fr:'Neige modérée', es:'Nieve moderada', ar:'ثلوج متوسطة'},
                '大雪': {en:'Heavy Snow', ja:'大雪', 'zh-TW':'大雪', ru:'Сильный снег', fr:'Forte neige', es:'Nieve fuerte', ar:'ثلوج كثيفة'},
                '暴雪': {en:'Blizzard', ja:'猛吹雪', 'zh-TW':'暴雪', ru:'Метель', fr:'Blizzard', es:'Ventisca', ar:'عاصفة ثلجية'},
                '雾': {en:'Fog', ja:'霧', 'zh-TW':'霧', ru:'Туман', fr:'Brouillard', es:'Niebla', ar:'ضباب'},
                '霾': {en:'Haze', ja:'煙霧', 'zh-TW':'霾', ru:'Дымка', fr:'Brume', es:'Neblina', ar:'ضباب دخاني'},
                '沙尘暴': {en:'Sandstorm', ja:'砂嵐', 'zh-TW':'沙塵暴', ru:'Песчаная буря', fr:'Tempête de sable', es:'Tormenta de arena', ar:'عاصفة رملية'},
                '雨夹雪': {en:'Sleet', ja:'みぞれ', 'zh-TW':'雨夾雪', ru:'Дождь со снегом', fr:'Neige fondue', es:'Aguanieve', ar:'مطر ممزوج بالثلج'},
                '浮尘': {en:'Dust', ja:'ほこり', 'zh-TW':'浮塵', ru:'Пыль', fr:'Poussière', es:'Polvo', ar:'غبار'},
                '扬沙': {en:'Sand', ja:'砂', 'zh-TW':'揚沙', ru:'Песок', fr:'Sable', es:'Arena', ar:'رمال'},
                '强沙尘暴': {en:'Severe Sandstorm', ja:'強い砂嵐', 'zh-TW':'強沙塵暴', ru:'Сильная песчаная буря', fr:'Forte tempête de sable', es:'Fuerte tormenta de arena', ar:'عاصفة رملية قوية'},
                '冻雨': {en:'Freezing Rain', ja:'氷雨', 'zh-TW':'凍雨', ru:'Ледяной дождь', fr:'Pluie verglaçante', es:'Lluvia helada', ar:'مطر متجمد'},
                '雷阵雨伴有冰雹': {en:'Thunder Shower with Hail', ja:'ひょうを伴う雷雨', 'zh-TW':'雷陣雨伴有冰雹', ru:'Гроза с градом', fr:'Orages avec grêle', es:'Tormenta con granizo', ar:'عواصف رعدية مع برد'}
            };
            let weatherStr = w.weather;
            if(weatherMap[w.weather] && weatherMap[w.weather][lang]) weatherStr = weatherMap[w.weather][lang];
            let weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ 湿度${w.humidity}% ${w.winddirection}${w.windpower}级`;
            if(lang==='en') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ Humidity ${w.humidity}% ${w.winddirection}${w.windpower}`;
            else if(lang==='ja') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ 湿度${w.humidity}% ${w.winddirection}${w.windpower}`;
            else if(lang==='zh-TW') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ 濕度${w.humidity}% ${w.winddirection}${w.windpower}級`;
            else if(lang==='ru') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ Влажн.${w.humidity}% ${w.winddirection}${w.windpower}`;
            else if(lang==='fr') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ Humidité ${w.humidity}% ${w.winddirection}${w.windpower}`;
            else if(lang==='es') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ Humedad ${w.humidity}% ${w.winddirection}${w.windpower}`;
            else if(lang==='ar') weatherText = `${w.city} ${weatherStr} ${w.temperature}℃ رطوبة${w.humidity}% ${w.winddirection}${w.windpower}`;
            document.getElementById('weather').textContent = weatherText;
        } else {
            let failMsg = '天气获取失败';
            if(lang === 'en') failMsg = 'Failed to get weather';
            else if(lang === 'zh-TW') failMsg = '天氣獲取失敗';
            else if(lang === 'ja') failMsg = '天気取得失敗';
            else if(lang === 'ru') failMsg = 'Не удалось получить погоду';
            else if(lang === 'fr') failMsg = 'Échec de la météo';
            else if(lang === 'es') failMsg = 'No se pudo obtener el clima';
            else if(lang === 'ar') failMsg = 'فشل في جلب الطقس';
            document.getElementById('weather').textContent = failMsg;
        }
    } catch {
        let failMsg = '天气获取失败';
        if(lang === 'en') failMsg = 'Failed to get weather';
        else if(lang === 'zh-TW') failMsg = '天氣獲取失敗';
        else if(lang === 'ja') failMsg = '天気取得失敗';
        else if(lang === 'ru') failMsg = 'Не удалось получить погоду';
        else if(lang === 'fr') failMsg = 'Échec de la météo';
        else if(lang === 'es') failMsg = 'No se pudo obtener el clima';
        else if(lang === 'ar') failMsg = 'فشل في جلب الطقس';
        document.getElementById('weather').textContent = failMsg;
    }
}
updateWeather();

// ========== 搜索引擎 ========== //
const ENGINES = [
    {icon:'icons/bing.png', url:'https://www.bing.com/search?q=%s', names:{zh:'必应', 'zh-TW':'必應', en:'Bing', ja:'Bing', fr:'Bing', ru:'Bing', es:'Bing', ar:'Bing'}},
    {icon:'icons/baidu.png', url:'https://www.baidu.com/s?wd=%s', names:{zh:'百度', 'zh-TW':'百度', en:'Baidu', ja:'百度', fr:'Baidu', ru:'Baidu', es:'Baidu', ar:'Baidu'}},
    {icon:'icons/google.png', url:'https://www.google.com/search?q=%s', names:{zh:'谷歌', 'zh-TW':'Google', en:'Google', ja:'Google', fr:'Google', ru:'Google', es:'Google', ar:'Google'}},
    {icon:'icons/yahoo.png', url:'https://search.yahoo.com/search?p=%s', names:{zh:'雅虎', 'zh-TW':'雅虎', en:'Yahoo!', ja:'Yahoo!', fr:'Yahoo!', ru:'Yahoo!', es:'Yahoo!', ar:'Yahoo!'}},
    {icon:'icons/yandex.png', url:'https://yandex.com/search/?text=%s', names:{zh:'Yandex', 'zh-TW':'Yandex', en:'Yandex', ja:'Yandex', fr:'Yandex', ru:'Яндекс', es:'Yandex', ar:'Yandex'}},
    {icon:'icons/duckduckgo.png', url:'https://duckduckgo.com/?q=%s', names:{zh:'DuckDuckGo', 'zh-TW':'DuckDuckGo', en:'DuckDuckGo', ja:'DuckDuckGo', fr:'DuckDuckGo', ru:'DuckDuckGo', es:'DuckDuckGo', ar:'DuckDuckGo'}},
    {icon:'icons/360.png', url:'https://www.so.com/s?q=%s', names:{zh:'360', 'zh-TW':'360', en:'360', ja:'360', fr:'360', ru:'360', es:'360', ar:'360'}},
    {icon:'icons/sogou.png', url:'https://www.sogou.com/web?query=%s', names:{zh:'搜狗', 'zh-TW':'搜狗', en:'Sogou', ja:'Sogou', fr:'Sogou', ru:'Sogou', es:'Sogou', ar:'Sogou'}},
    {icon:'icons/bilibili.png', url:'https://search.bilibili.com/all?keyword=%s', names:{zh:'哔哩哔哩', 'zh-TW':'嗶哩嗶哩', en:'Bilibili', ja:'ビリビリ', fr:'Bilibili', ru:'Bilibili', es:'Bilibili', ar:'Bilibili'}},
    {icon:'icons/github.png', url:'https://github.com/search?q=%s', names:{zh:'GitHub', 'zh-TW':'GitHub', en:'GitHub', ja:'GitHub', fr:'GitHub', ru:'GitHub', es:'GitHub', ar:'GitHub'}},
    {icon:'icons/weibo.png', url:'https://s.weibo.com/weibo/%s', names:{zh:'微博', 'zh-TW':'微博', en:'Weibo', ja:'Weibo', fr:'Weibo', ru:'Weibo', es:'Weibo', ar:'Weibo'}},
    {icon:'icons/xiaohongshu.png', url:'https://www.xiaohongshu.com/search_result?keyword=%s', names:{zh:'小红书', 'zh-TW':'小紅書', en:'Xiaohongshu', ja:'RED', fr:'RED', ru:'RED', es:'RED', ar:'RED'}},
    {icon:'icons/zhihu.png', url:'https://www.zhihu.com/search?type=content&q=%s', names:{zh:'知乎', 'zh-TW':'知乎', en:'Zhihu', ja:'Zhihu', fr:'Zhihu', ru:'Zhihu', es:'Zhihu', ar:'Zhihu'}},
    {icon:'icons/douyin.png', url:'https://www.douyin.com/search/%s', names:{zh:'抖音', 'zh-TW':'抖音', en:'Douyin', ja:'TikTok', fr:'TikTok', ru:'TikTok', es:'TikTok', ar:'TikTok'}},
    {icon:'icons/youtube.png', url:'https://www.youtube.com/results?search_query=%s', names:{zh:'YouTube', 'zh-TW':'YouTube', en:'YouTube', ja:'YouTube', fr:'YouTube', ru:'YouTube', es:'YouTube', ar:'YouTube'}},
    {icon:'icons/facebook.png', url:'https://www.facebook.com/search/top/?q=%s', names:{zh:'Facebook', 'zh-TW':'Facebook', en:'Facebook', ja:'Facebook', fr:'Facebook', ru:'Facebook', es:'Facebook', ar:'Facebook'}},
    {icon:'icons/x.png', url:'https://x.com/search?q=%s', names:{zh:'X', 'zh-TW':'X', en:'X', ja:'X', fr:'X', ru:'X', es:'X', ar:'X'}},
    {icon:'icons/instagram.png', url:'https://www.instagram.com/explore/tags/%s/', names:{zh:'Instagram', 'zh-TW':'Instagram', en:'Instagram', ja:'Instagram', fr:'Instagram', ru:'Instagram', es:'Instagram', ar:'Instagram'}},
    {icon:'icons/taobao.png', url:'https://s.taobao.com/search?q=%s', names:{zh:'淘宝', 'zh-TW':'淘寶', en:'Taobao', ja:'Taobao', fr:'Taobao', ru:'Taobao', es:'Taobao', ar:'Taobao'}},
    {icon:'icons/jd.png', url:'https://search.jd.com/Search?keyword=%s', names:{zh:'京东', 'zh-TW':'京東', en:'JD.com', ja:'JD.com', fr:'JD.com', ru:'JD.com', es:'JD.com', ar:'JD.com'}},
];
function getAllEngines() {
    return ENGINES;
}
function getEngineIndex() {
    return parseInt(localStorage.getItem('engineIndex') || '0', 10);
}
function setEngineIndex(idx) {
    localStorage.setItem('engineIndex', idx);
}
function renderEngineBtn() {
    const idx = getEngineIndex();
    const all = getAllEngines();
    const lang = localStorage.getItem('lang') || 'zh';
    document.getElementById('engine-icon').src = all[idx].icon;
    document.getElementById('engine-icon').alt = all[idx].names[lang] || all[idx].names['en'];
}
function renderEngineList() {
    const list = document.getElementById('engine-list');
    const all = getAllEngines();
    const lang = localStorage.getItem('lang') || 'zh';
    list.innerHTML = all.map((e,i) =>
        `<div class="engine-item" data-idx="${i}"><img src="${e.icon}" style="width:1.5em;height:1.5em;margin-right:0.5em;">${e.names[lang] || e.names['en']}</div>`
    ).join('');
}
renderEngineBtn();
renderEngineList();
// 事件绑定
const engineBtn = document.getElementById('engine-btn');
const engineList = document.getElementById('engine-list');
engineBtn.onclick = function(e) {
    e.stopPropagation();
    if (engineList.classList.contains('open')) {
        engineList.classList.remove('open');
        setTimeout(()=>engineList.classList.add('hidden'), 180);
    } else {
        engineList.classList.remove('hidden');
        setTimeout(()=>engineList.classList.add('open'), 10);
    }
    if (!engineList.classList.contains('hidden')) {
        document.body.classList.add('engine-list-open');
    } else {
        document.body.classList.remove('engine-list-open');
    }
};
engineList.onclick = function(e) {
    let item = e.target;
    while(item && !item.classList.contains('engine-item')) item = item.parentElement;
    if(item) {
        const idx = item.getAttribute('data-idx');
        setEngineIndex(idx);
        renderEngineBtn();
        engineList.classList.remove('open');
        setTimeout(()=>engineList.classList.add('hidden'), 180);
        document.body.classList.remove('engine-list-open');
    }
};
document.addEventListener('click', function(e) {
    if(!engineList.contains(e.target) && e.target.id!=='engine-btn' && e.target.id!=='engine-icon') {
        engineList.classList.remove('open');
        setTimeout(()=>engineList.classList.add('hidden'), 180);
        document.body.classList.remove('engine-list-open');
    }
});
// 搜索栏聚焦毛玻璃
searchInput.addEventListener('focus', () => {
    document.body.classList.add('input-focus');
});

searchInput.addEventListener('blur', () => {
    document.body.classList.remove('input-focus');
});

// 搜索
function doSearch() {
    const kw = document.getElementById('search-input').value.trim();
    if(!kw) return;
    const engines = getAllEngines();
    const idx = getEngineIndex();
    if(idx >= 0 && idx < engines.length) {
        const engine = engines[idx];
        addSearchHistory(kw);
        if(engine.url) {
            const target = getNewTabEnabled() ? '_blank' : '_self';
            window.open(engine.url.replace('%s', encodeURIComponent(kw)), target);
        }
    }
}
document.getElementById('search-btn').onclick = doSearch;
searchInput.addEventListener('keydown', function(e) {
    if(e.key === 'Enter') doSearch();
});



// ========== 设置面板重构 ========== //
function openSettingsPanel() {
    document.body.classList.add('settings-open');
    settingsPanel.classList.add('show');
    if(settingsBgMask) settingsBgMask.classList.add('show');
}

function closeSettingsPanel() {
    if(window.innerWidth <= 700) {
        // 手机UA直接隐藏
    document.body.classList.remove('settings-open');
    settingsPanel.classList.remove('show');
    if(settingsBgMask) settingsBgMask.classList.remove('show');
        return;
    }
    // 电脑UA加动画
    settingsPanel.classList.remove('show');
    settingsPanel.classList.add('hide');
    if(settingsBgMask) settingsBgMask.classList.remove('show');
    setTimeout(()=>{
        document.body.classList.remove('settings-open');
        settingsPanel.classList.remove('hide');
    }, 350);
}

settingsBtn.onclick = function(e) {
    e.stopPropagation();
    if(document.body.classList.contains('settings-open')) {
        closeSettingsPanel();
    } else {
        openSettingsPanel();
    }
};

if(settingsBgMask) {
    settingsBgMask.onclick = function(e) {
        e.stopPropagation();
        closeSettingsPanel();
    };
}

settingsPanel.onclick = function(e) {
    e.stopPropagation();
};

document.addEventListener('click', function(e) {
    if(document.body.classList.contains('settings-open') && 
       !settingsPanel.contains(e.target) && 
       e.target !== settingsBtn) {
        closeSettingsPanel();
    }
});

// 主题色切换
function setThemeColor(color) {
    // 兼容所有浏览器，直接设置body和:root
    document.documentElement.style.setProperty('--theme-color', color);
    document.body.style.setProperty('--theme-color', color);
    localStorage.setItem('themeColor', color);
    if(themeColorPicker) themeColorPicker.value = color;
}
if(themeColorPicker) {
    themeColorPicker.oninput = function() {
        setThemeColor(this.value);
    };
    // 页面加载时自动应用主题色
    const savedColor = localStorage.getItem('themeColor') || '#0099ff';
    setThemeColor(savedColor);
}

// 语言列表配置
const langListArr = [
    {key:'zh', name:'简体中文(China mainland)', flag:'cn.png'},
    {key:'zh-TW', name:'繁體中文(Taiwan/Hong Kong)', flag:'hk.png'},
    {key:'en', name:'English(United States)', flag:'us.png'},
    {key:'ja', name:'日本語(Japan)', flag:'jp.png'},
    {key:'fr', name:'Français(France)', flag:'fr.png'},
    {key:'ru', name:'Русский(Russia)', flag:'ru.png'},
    {key:'es', name:'Español(Spain)', flag:'es.png'},
    {key:'ar', name:'العربية(Arab)', flag:'ar.png'}
];

// 渲染自定义语言列表
function renderLangList() {
    const langList = document.getElementById('lang-list');
    if (!langList) return;
    const curLang = localStorage.getItem('lang') || 'zh';
    langList.innerHTML = langListArr.map(l =>
        `<div class="lang-item${l.key===curLang?' selected':''}" data-lang="${l.key}">
            <img src="icons/flag/${l.flag}" class="lang-flag"> ${l.name}
        </div>`
    ).join('');
    // 当前显示
    const cur = langListArr.find(l=>l.key===curLang) || langListArr[0];
    const langFlagEl = document.getElementById('lang-flag');
    const langCurNameEl = document.getElementById('lang-current-name');
    if(langFlagEl) langFlagEl.src = 'icons/flag/' + cur.flag;
    if(langCurNameEl) langCurNameEl.textContent = cur.name;
}
renderLangList();

// 展开/收起逻辑
const langSelectCustom = document.getElementById('lang-select-custom');
const langCurrent = document.getElementById('lang-current');
const langList = document.getElementById('lang-list');
if(langCurrent && langSelectCustom) {
    langCurrent.onclick = function(e) {
        e.stopPropagation();
        langSelectCustom.classList.toggle('open');
    };
    document.addEventListener('click', function() {
        langSelectCustom.classList.remove('open');
    });
}
if(langList) {
    langList.onclick = function(e) {
        const item = e.target.closest('.lang-item');
        if(item) {
            const lang = item.getAttribute('data-lang');
            setLang(lang);
            langSelectCustom.classList.remove('open');
            renderLangList();
        }
    };
}
// 切换语言时同步更新自定义列表
const oldSetLang = setLang;
setLang = function(lang) {
    oldSetLang(lang);
    renderLangList();
    // 同步滑块label
    const l12h = document.getElementById('label-12h');
    const lShowSec = document.getElementById('label-show-seconds');
    if(l12h) l12h.textContent = l12h.getAttribute('data-' + lang) || l12h.getAttribute('data-en') || l12h.getAttribute('data-zh');
    if(lShowSec) lShowSec.textContent = lShowSec.getAttribute('data-' + lang) || lShowSec.getAttribute('data-en') || lShowSec.getAttribute('data-zh');
};

// 多语言支持
const langMap = {
    zh:   {name: '简体中文(China)', flag: 'cn.png'},
    'zh-TW': {name: '繁體中文(Hong Kong SAR)', flag: 'hk.png'},
    en:   {name: 'English(United States)', flag: 'us.png'},
    ja:   {name: '日本語(Japan)', flag: 'jp.png'},
    de:   {name: 'Deutsch(Germany)', flag: 'de.png'},
    fr:   {name: 'Français(France)', flag: 'fr.png'},
    ru:   {name: 'Русский(Russia)', flag: 'ru.png'},
    es:   {name: 'Español(Spain)', flag: 'es.png'},
    pt:   {name: 'Português(Portugal)', flag: 'pt.png'},
    ar:   {name: 'العربية(Arab)', flag: 'ar.png'}
};
if(langSelect) {
    langSelect.value = localStorage.getItem('lang') || 'zh';
    langSelect.onchange = function() {
        setLang(this.value);
    };
}
function setLang(lang) {
    localStorage.setItem('lang', lang);
    document.body.setAttribute('lang', lang);
    document.querySelectorAll('[data-zh]').forEach(el => {
        let val = el.getAttribute('data-' + lang);
        if(val === null || val === undefined) {
            val = el.getAttribute('data-en') || el.getAttribute('data-zh');
        }
        if (el.tagName === 'INPUT' && el.type === 'text') {
            el.placeholder = val;
        } else {
            el.textContent = val;
        }
    });
    if(langSelect) langSelect.value = lang;
    if(langFlag && langMap[lang]) langFlag.src = 'icons/flag/' + langMap[lang].flag;
    // 多语言标题
    const titleMap = {
        zh: '起始页',
        'zh-TW': '起始頁',
        en: 'Start Page',
        fr: "Page d'accueil",
        ru: 'Стартовая страница',
        es: 'Página de inicio',
        ar: 'الصفحة الرئيسية',
        ja: 'スタートページ'
    };
    document.title = titleMap[lang] || titleMap['zh'];
    updateTime(lang);
    updateFooterInfo(lang);
    updateWeather();
    renderEngineList();
    if(resetBtn) resetBtn.textContent = resetBtn.getAttribute('data-' + lang) || resetBtn.getAttribute('data-en') || resetBtn.getAttribute('data-zh');
    if(clearHistoryBtn) clearHistoryBtn.textContent = clearHistoryBtn.getAttribute('data-' + lang) || clearHistoryBtn.getAttribute('data-en') || clearHistoryBtn.getAttribute('data-zh');
}
setLang(localStorage.getItem('lang') || 'zh');

function updateFooterInfo(lang) {
    // 页脚内容切换
    const start = document.getElementById('footer-start');
    const author = document.getElementById('footer-author');
    const home = document.getElementById('footer-home');
    const blog = document.getElementById('footer-blog');
    if(start) {
        let val = start.getAttribute('data-' + lang);
        if(val === null || val === undefined) val = start.getAttribute('data-en') || start.getAttribute('data-zh');
        start.textContent = val;
    }
    if(author) {
        let val = author.getAttribute('data-' + lang);
        if(val === null || val === undefined) val = author.getAttribute('data-en') || author.getAttribute('data-zh');
        author.textContent = val;
    }
    if(home) {
        let val = home.getAttribute('data-' + lang);
        if(val === null || val === undefined) val = home.getAttribute('data-en') || home.getAttribute('data-zh');
        home.textContent = val;
    }
    if(blog) {
        let val = blog.getAttribute('data-' + lang);
        if(val === null || val === undefined) val = blog.getAttribute('data-en') || blog.getAttribute('data-zh');
        blog.textContent = val;
    }
}

// 昼夜模式切换
function setNightMode(night) {
    if(night) {
        document.body.classList.add('night');
        localStorage.setItem('nightMode', '1');
    } else {
        document.body.classList.remove('night');
        localStorage.setItem('nightMode', '0');
    }
}
if(modeSwitch) {
modeSwitch.checked = localStorage.getItem('nightMode') === '1';
setNightMode(modeSwitch.checked);
    modeSwitch.onchange = function() {
    setNightMode(this.checked);
    };
}

// 专注模式按钮功能
if(blurBtn) {
    blurBtn.onclick = function(e) {
        e.stopPropagation();
        if (focusModeActive) return;
        focusModeActive = true;
        document.body.classList.add('focus-fadeout');
        document.getElementById('glass-bg').classList.add('fadeout');
        blurBtn.style.display = 'none';
        document.querySelectorAll('button, .engine-btn, .search-btn, .lang-toggle, .footer-btn, .mode-toggle, .search-section, .time-section, .footer-info').forEach(el => {
            if(el !== blurBtn) el.style.visibility = 'hidden';
        });
        document.body.addEventListener('click', exitFocusMode, {capture:true});
    };
}
function exitFocusMode() {
    if(!focusModeActive) return;
    focusModeActive = false;
    document.body.classList.remove('focus-fadeout');
    document.getElementById('glass-bg').classList.remove('fadeout');
    blurBtn.style.display = '';
    document.querySelectorAll('button, .engine-btn, .search-btn, .lang-toggle, .footer-btn, .mode-toggle, .search-section, .time-section, .footer-info').forEach(el => {
        el.style.visibility = '';
    });
    document.body.removeEventListener('click', exitFocusMode, {capture:true});
}

// 搜索历史记录
const searchHistoryKey = 'searchHistory';
const searchHistoryList = document.getElementById('search-history-list');
function getSearchHistory() {
    return JSON.parse(localStorage.getItem(searchHistoryKey) || '[]');
}
function setSearchHistory(arr) {
    localStorage.setItem(searchHistoryKey, JSON.stringify(arr));
}
function addSearchHistory(keyword) {
    let arr = getSearchHistory();
    arr = arr.filter(item => item !== keyword);
    arr.unshift(keyword);
    if(arr.length > 8) arr = arr.slice(0,8);
    setSearchHistory(arr);
}
function renderSearchHistory() {
    const arr = getSearchHistory();
    if(arr.length === 0) {
        searchHistoryList.classList.remove('show');
        return;
    }
    searchHistoryList.innerHTML = arr.map((kw,i) =>
        `<div class="search-history-item" data-kw="${kw}">
            <span>${kw}</span>
            <button class="search-history-del" data-idx="${i}" title="删除"><img src="icons/delete.png" alt="删除"></button>
        </div>`
    ).join('');
    searchHistoryList.classList.add('show');
}
searchInput.addEventListener('focus', renderSearchHistory);
searchInput.addEventListener('input', function() {
    const kw = this.value.trim();
    if (!kw || !getSuggestEnabled()) {
        hideSuggestList();
        return;
    }
    const idx = getEngineIndex();
    fetchSuggest(kw, idx);
});
searchInput.addEventListener('blur', () => setTimeout(()=>{searchHistoryList.classList.remove('show');}, 200));
searchHistoryList.addEventListener('mousedown', function(e) {
    const delBtn = e.target.closest('.search-history-del');
    if(delBtn) {
        e.preventDefault();
        const idx = +delBtn.getAttribute('data-idx');
        let arr = getSearchHistory();
        arr.splice(idx,1);
        setSearchHistory(arr);
        renderSearchHistory();
        return;
    }
    let item = e.target.closest('.search-history-item');
    if(item) {
        const kw = item.getAttribute('data-kw');
        searchInput.value = kw;
        searchHistoryList.classList.remove('show');
        // 记录到历史（移到第一位）
        addSearchHistory(kw);
        renderSearchHistory();
        // 跳转
        const idx = getEngineIndex();
        const engine = getAllEngines()[idx];
        if(engine && engine.url) {
            const target = getNewTabEnabled() ? '_blank' : '_self';
            window.open(engine.url.replace('%s', encodeURIComponent(kw)), target);
        }
    }
});

// 多语言确认弹窗内容
const confirmMsgMap = {
  zh:   {reset: '确定要恢复默认设置吗？', clear: '确定要清空历史记录吗？', ok: '确定', cancel: '取消'},
  'zh-TW': {reset: '確定要恢復預設設定嗎？', clear: '確定要清空歷史記錄嗎？', ok: '確定', cancel: '取消'},
  en:   {reset: 'Reset all settings?', clear: 'Clear all history?', ok: 'OK', cancel: 'Cancel'},
  ja:   {reset: 'デフォルトに戻しますか？', clear: '履歴を消去しますか？', ok: 'OK', cancel: 'キャンセル'},
  fr:   {reset: 'Réinitialiser tous les paramètres ?', clear: 'Effacer tout l\'historique ?', ok: 'OK', cancel: 'Annuler'},
  ru:   {reset: 'Сбросить все настройки?', clear: 'Очистить всю историю?', ok: 'ОК', cancel: 'Отмена'},
  es:   {reset: '¿Restablecer todos los ajustes?', clear: '¿Borrar todo el historial?', ok: 'OK', cancel: 'Cancelar'},
  ar:   {reset: 'هل تريد استعادة الإعدادات الافتراضية؟', clear: 'هل تريد مسح كل السجل؟', ok: 'موافق', cancel: 'إلغاء'}
};
function showCustomConfirm(type) {
  return new Promise((resolve) => {
    const lang = localStorage.getItem('lang') || 'zh';
    const msgObj = confirmMsgMap[lang] || confirmMsgMap['zh'];
    document.getElementById('custom-confirm-message').textContent = msgObj[type];
    document.getElementById('custom-confirm-ok').textContent = msgObj.ok;
    document.getElementById('custom-confirm-cancel').textContent = msgObj.cancel;
    const mask = document.getElementById('custom-confirm-mask');
    mask.style.display = 'flex';
    function cleanup() {
      mask.style.display = 'none';
      okBtn.removeEventListener('click', okHandler);
      cancelBtn.removeEventListener('click', cancelHandler);
    }
    const okBtn = document.getElementById('custom-confirm-ok');
    const cancelBtn = document.getElementById('custom-confirm-cancel');
    function okHandler() { cleanup(); resolve(true); }
    function cancelHandler() { cleanup(); resolve(false); }
    okBtn.addEventListener('click', okHandler);
    cancelBtn.addEventListener('click', cancelHandler);
  });
}
// 替换按钮事件为弹窗确认
if(resetBtn) {
  resetBtn.onclick = async function() {
    const ok = await showCustomConfirm('reset');
    if(!ok) return;
    // 清除所有本地存储
    localStorage.clear();
    // 主题色
    setThemeColor('#0099ff');
    if(themeColorPicker) themeColorPicker.value = '#0099ff';
    // 夜间模式
    setNightMode(false);
    if(modeSwitch) modeSwitch.checked = false;
    // 语言
    setLang('zh');
    if(langSelect) langSelect.value = 'zh';
    // 搜索引擎
    setEngineIndex(0);
    renderEngineBtn();
    renderEngineList();
    // 搜索历史
    setSearchHistory([]);
    renderSearchHistory();
    // 搜索建议
    setSuggestEnabled(true);
    if(suggestSwitch) suggestSwitch.checked = true;
    // 新标签页打开（默认开启）
    setNewTabEnabled(true);
    // 时钟相关
    setClock12h(false);
    if(clock12hSwitch) clock12hSwitch.checked = false;
    setShowSeconds(true);
    if(showSecondsSwitch) showSecondsSwitch.checked = true;
    // 壁纸
    setWallpaperKey('bing');
    renderWallpaperList();
    // 时钟字体
    setClockFontKey('default');
    renderClockFontList();
    // 语言下拉刷新
    renderLangList();
    showTopToast('reset');
    closeSettingsPanel();
    setTimeout(openSettingsPanel, 300);
  };
}
if(clearHistoryBtn) {
  clearHistoryBtn.onclick = async function() {
    const ok = await showCustomConfirm('clear');
    if(!ok) return;
    setSearchHistory([]);
    renderSearchHistory();
    showTopToast('clear');
  };
}
// 语言切换时同步确认弹窗按钮
const oldSetLang_confirm = setLang;
setLang = function(lang) {
  oldSetLang_confirm(lang);
  if(document.getElementById('custom-confirm-mask')) {
    const msgObj = confirmMsgMap[lang] || confirmMsgMap['zh'];
    document.getElementById('custom-confirm-ok').textContent = msgObj.ok;
    document.getElementById('custom-confirm-cancel').textContent = msgObj.cancel;
  }
};

// 多语言顶部提示内容
const toastMsgMap = {
    zh: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return '早上好，今天要搜点什么？';
            if (h < 13) return '中午好，今天要搜点什么？';
            if (h < 18) return '下午好，今天要搜点什么？';
            return '晚上好，今天要搜点什么？';
        },
        reset: '已恢复默认设置',
        clear: '已清空浏览器记录'
    },
    'zh-TW': {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return '早安，今天想搜尋什麼？';
            if (h < 13) return '午安，今天想搜尋什麼？';
            if (h < 18) return '下午好，今天想搜尋什麼？';
            return '晚安，今天想搜尋什麼？';
        },
        reset: '已恢復預設設定',
        clear: '已清空瀏覽器記錄'
    },
    en: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return 'Good morning! What do you want to search today?';
            if (h < 13) return 'Good noon! What do you want to search today?';
            if (h < 18) return 'Good afternoon! What do you want to search today?';
            return 'Good evening! What do you want to search today?';
        },
        reset: 'Settings have been reset',
        clear: 'Browser history cleared'
    },
    ja: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return 'おはようございます。今日は何を検索しますか？';
            if (h < 13) return 'こんにちは。今日は何を検索しますか？';
            if (h < 18) return 'こんにちは。今日は何を検索しますか？';
            return 'こんばんは。今日は何を検索しますか？';
        },
        reset: '設定を初期化しました',
        clear: '履歴をクリアしました'
    },
    fr: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return 'Bonjour ! Que voulez-vous rechercher aujourd\'hui ?';
            if (h < 13) return 'Bon midi ! Que voulez-vous rechercher aujourd\'hui ?';
            if (h < 18) return 'Bon après-midi ! Que voulez-vous rechercher aujourd\'hui ?';
            return 'Bonsoir ! Que voulez-vous rechercher aujourd\'hui ?';
        },
        reset: 'Paramètres réinitialisés',
        clear: 'Historique du navigateur effacé'
    },
    ru: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return 'Доброе утро! Что ищем сегодня?';
            if (h < 13) return 'Добрый день! Что ищем сегодня?';
            if (h < 18) return 'Добрый день! Что ищем сегодня?';
            return 'Добрый вечер! Что ищем сегодня?';
        },
        reset: 'Настройки сброшены',
        clear: 'История очищена'
    },
    es: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return '¡Buenos días! ¿Qué quieres buscar hoy?';
            if (h < 13) return '¡Buen mediodía! ¿Qué quieres buscar hoy?';
            if (h < 18) return '¡Buenas tardes! ¿Qué quieres buscar hoy?';
            return '¡Buenas noches! ¿Qué quieres buscar hoy?';
        },
        reset: 'Configuración restablecida',
        clear: 'Historial del navegador borrado'
    },
    ar: {
        greet: () => {
            const h = new Date().getHours();
            if (h < 11) return 'صباح الخير! ماذا تريد أن تبحث اليوم؟';
            if (h < 13) return 'ظهر سعيد! ماذا تريد أن تبحث اليوم؟';
            if (h < 18) return 'مساء الخير! ماذا تريد أن تبحث اليوم؟';
            return 'مساء الخير! ماذا تريد أن تبحث اليوم؟';
        },
        reset: 'تمت استعادة الإعدادات الافتراضية',
        clear: 'تم مسح سجل المتصفح'
    }
};
function showTopToast(type = 'greet') {
    const lang = localStorage.getItem('lang') || 'zh';
    const msgObj = toastMsgMap[lang] || toastMsgMap['zh'];
    let msg;
    // 如果type是toastMsgMap的key，则取多语言内容，否则直接显示type本身
    if (typeof msgObj[type] === 'function') {
        msg = msgObj[type]();
    } else if (typeof msgObj[type] === 'string') {
        msg = msgObj[type];
    } else {
        msg = type; // 直接显示传入的字符串
    }
    const toast = document.getElementById('top-toast');
    const toastText = document.getElementById('top-toast-text');
    if (!toast || !toastText) return;
    toastText.textContent = msg;
    toast.classList.add('show');
    clearTimeout(toast._timer);
    toast._timer = setTimeout(() => {
        toast.classList.remove('show');
    }, 3200);
}

// 页面载入时显示问候
window.addEventListener('DOMContentLoaded', () => {
    setTimeout(() => showTopToast('greet'), 400);
});

// 恢复默认设置时显示
// if (resetBtn) {
//     const oldReset = resetBtn.onclick;
//     resetBtn.onclick = function() {
//         if (typeof oldReset === 'function') oldReset();
//         showTopToast('reset');
//     };
// }
// 清空历史时显示
// if (clearHistoryBtn) {
//     const oldClear = clearHistoryBtn.onclick;
//     clearHistoryBtn.onclick = function() {
//         if (typeof oldClear === 'function') oldClear();
//         showTopToast('clear');
//     };
// }

// 搜索建议下拉
let suggestListEl = null;
function showSuggestList(list) {
    if (!suggestListEl) {
        suggestListEl = document.createElement('div');
        suggestListEl.className = 'suggest-list';
        suggestListEl.style.position = 'absolute';
        suggestListEl.style.left = '0';
        suggestListEl.style.right = '0';
        suggestListEl.style.top = '110%';
        suggestListEl.style.width = '100%';
        suggestListEl.style.zIndex = '100';
        suggestListEl.style.boxSizing = 'border-box';
        document.querySelector('.search-bar-glass').appendChild(suggestListEl);
    }
    // 弹出建议时收回历史记录
    if (searchHistoryList) searchHistoryList.classList.remove('show');
    if (!list || list.length === 0) {
        suggestListEl.style.display = 'none';
        return;
    }
    suggestListEl.innerHTML = list.map(item => `<div class="suggest-item">${item}</div>`).join('');
    suggestListEl.style.display = 'block';
}
function hideSuggestList() {
    if (suggestListEl) suggestListEl.style.display = 'none';
}
// 绑定点击建议填充
if (!window._suggestBinded) {
    document.addEventListener('mousedown', function(e) {
        if (suggestListEl && e.target.classList.contains('suggest-item')) {
            const kw = e.target.textContent;
            searchInput.value = kw;
            hideSuggestList();
            // 记录到历史
            addSearchHistory(kw);
            renderSearchHistory();
            // 直接跳转到当前引擎的搜索结果
            const idx = getEngineIndex();
            const engine = getAllEngines()[idx];
            if(engine && engine.url) {
                const target = getNewTabEnabled() ? '_blank' : '_self';
                window.open(engine.url.replace('%s', encodeURIComponent(kw)), target);
            }
        } else if (suggestListEl && !suggestListEl.contains(e.target)) {
            hideSuggestList();
        }
    });
    window._suggestBinded = true;
}
// 搜索建议API
function fetchSuggest(keyword, engineIdx) {
    if (!getSuggestEnabled()) return;
    const engine = getAllEngines()[engineIdx];
    if (!engine) return;
    // 必应（Bing）用jsonp
    if (engine.icon.includes('bing')) {
        const cbName = 'bingSugCallback_' + Date.now();
        window[cbName] = function(data) {
            if(data.AS && data.AS.Results && data.AS.Results[0] && data.AS.Results[0].Suggests) {
                showSuggestList(data.AS.Results[0].Suggests.map(s=>s.Txt));
            } else {
                hideSuggestList();
            }
            delete window[cbName];
        };
        const script = document.createElement('script');
        script.src = `https://api.bing.com/qsonhs.aspx?type=cb&q=${encodeURIComponent(keyword)}&cb=${cbName}`;
        document.body.appendChild(script);
        setTimeout(()=>{if(script.parentNode)script.parentNode.removeChild(script);}, 800);
    }
    // 百度
    else if (engine.icon.includes('baidu')) {
        window.baiduSugCallback = function(res) {
            if(res && res.s && res.s.length) {
                showSuggestList(res.s);
            } else {
                hideSuggestList();
            }
        };
        const script = document.createElement('script');
        script.src = `https://suggestion.baidu.com/su?wd=${encodeURIComponent(keyword)}&cb=baiduSugCallback`;
        document.body.appendChild(script);
        setTimeout(()=>{if(script.parentNode)script.parentNode.removeChild(script);}, 800);
    }
    else {
        hideSuggestList();
    }
}
// 输入时触发建议
searchInput.addEventListener('input', function() {
    const kw = this.value.trim();
    if (!kw || !getSuggestEnabled()) {
        hideSuggestList();
        return;
    }
    const idx = getEngineIndex();
    fetchSuggest(kw, idx);
});
// 切换引擎时隐藏建议
engineBtn && engineBtn.addEventListener('click', hideSuggestList);
// 失焦时隐藏建议
searchInput.addEventListener('blur', ()=>setTimeout(hideSuggestList, 200));
// setLang时同步label
const oldSetLang2 = setLang;
setLang = function(lang) {
    oldSetLang2(lang);
    const lSuggest = document.getElementById('label-suggest');
    if(lSuggest) lSuggest.textContent = lSuggest.getAttribute('data-' + lang) || lSuggest.getAttribute('data-en') || lSuggest.getAttribute('data-zh');
};

function getSuggestEnabled() {
    return localStorage.getItem('suggestEnabled') !== '0';
}
function setSuggestEnabled(val) {
    localStorage.setItem('suggestEnabled', val ? '1' : '0');
    if(suggestSwitch) suggestSwitch.checked = val;
}
if(suggestSwitch) {
    suggestSwitch.checked = getSuggestEnabled();
    suggestSwitch.onchange = function() {
        setSuggestEnabled(this.checked);
    };
}

// 壁纸选项配置
const wallpaperOptions = [
    {
        key: 'bing',
        names: {
            zh: '必应每日一图',
            'zh-TW': '必應每日一圖',
            en: 'Bing Daily',
            ja: 'Bing日替わり',
            fr: 'Bing du jour',
            ru: 'Bing дня',
            es: 'Bing diario',
            ar: 'صورة Bing اليومية'
        },
        url: 'https://api.dujin.org/bing/1920.php'
    },
    {
        key: 'anime',
        names: {
            zh: '二次元',
            'zh-TW': '動漫',
            en: 'Anime',
            ja: 'アニメ',
            fr: 'Anime',
            ru: 'Аниме',
            es: 'Anime',
            ar: 'أنمي'
        },
        url: 'https://t.alcy.cc/ycy'
    },
    {
        key: 'landscape',
        names: {
            zh: '风景',
            'zh-TW': '風景',
            en: 'Landscape',
            ja: '風景',
            fr: 'Paysage',
            ru: 'Пейзаж',
            es: 'Paisaje',
            ar: 'منظر طبيعي'
        },
        url: 'https://api.mmp.cc/api/pcwallpaper?category=landscape&type=jpg'
    }
];
function getWallpaperKey() {
    return localStorage.getItem('wallpaperKey') || 'bing';
}
function setWallpaperKey(key) {
    localStorage.setItem('wallpaperKey', key);
    applyWallpaper();
    renderWallpaperList();
}
function renderWallpaperList() {
    const list = document.getElementById('wallpaper-list');
    const curKey = getWallpaperKey();
    const lang = localStorage.getItem('lang') || 'zh';
    if (!list) return;
    list.innerHTML = wallpaperOptions.map(opt =>
        `<div class="wallpaper-item${opt.key===curKey?' selected':''}" data-key="${opt.key}">${opt.names[lang]||opt.names['en']}</div>`
    ).join('');
    // 当前显示
    const cur = wallpaperOptions.find(opt=>opt.key===curKey) || wallpaperOptions[0];
    const curNameEl = document.getElementById('wallpaper-current-name');
    if(curNameEl) curNameEl.textContent = cur.names[lang] || cur.names['en'];
}
renderWallpaperList();
// 下拉展开/收起
const wallpaperSelectCustom = document.getElementById('wallpaper-select-custom');
const wallpaperCurrent = document.getElementById('wallpaper-current');
const wallpaperList = document.getElementById('wallpaper-list');
if(wallpaperCurrent && wallpaperSelectCustom) {
    wallpaperCurrent.onclick = function(e) {
    e.stopPropagation();
        wallpaperSelectCustom.classList.toggle('open');
    };
    document.addEventListener('click', function() {
        wallpaperSelectCustom.classList.remove('open');
    });
}
if(wallpaperList) {
    wallpaperList.onclick = function(e) {
        const item = e.target.closest('.wallpaper-item');
        if(item) {
            setWallpaperKey(item.getAttribute('data-key'));
            wallpaperSelectCustom.classList.remove('open');
            renderWallpaperList();
        }
    };
}
// 应用壁纸
function applyWallpaper() {
    const key = getWallpaperKey();
    const opt = wallpaperOptions.find(o=>o.key===key) || wallpaperOptions[0];
    document.body.style.backgroundImage = `url('${opt.url}')`;
    document.body.style.backgroundSize = 'cover';
    document.body.style.backgroundPosition = 'center center';
    document.body.style.backgroundRepeat = 'no-repeat';
}
applyWallpaper();
// 多语言切换时同步壁纸下拉
const oldSetLang4 = setLang;
setLang = function(lang) {
    oldSetLang4(lang);
    renderWallpaperList();
    const lWallpaper = document.getElementById('label-wallpaper');
    if(lWallpaper) lWallpaper.textContent = lWallpaper.getAttribute('data-' + lang) || lWallpaper.getAttribute('data-en') || lWallpaper.getAttribute('data-zh');
};

// 时钟字体选项配置
const clockFontOptions = [
    {
        key: 'default',
        names: {
            zh: '默认', 'zh-TW': '預設', en: 'Default', ja: 'デフォルト', fr: 'Défaut', ru: 'По умолчанию', es: 'Predeterminado', ar: 'افتراضي'
        },
        font: "'Segoe UI', 'Microsoft YaHei', Arial, sans-serif"
    },
    {
        key: 'monospace',
        names: {
            zh: '等宽', 'zh-TW': '等寬', en: 'Monospace', ja: '等幅', fr: 'Monospace', ru: 'Моноширинный', es: 'Monoespaciado', ar: 'أحادي المسافة'
        },
        font: "'JetBrains Mono', 'Consolas', monospace"
    },
    {
        key: 'serif',
        names: {
            zh: '衬线', 'zh-TW': '襯線', en: 'Serif', ja: '明朝体', fr: 'Serif', ru: 'С засечками', es: 'Serif', ar: 'سيريف'
        },
        font: "'Times New Roman', Times, serif"
    },
    {
        key: 'rounded',
        names: {
            zh: '圆体', 'zh-TW': '圓體', en: 'Rounded', ja: '丸ゴシック', fr: 'Arrondi', ru: 'Скругленный', es: 'Redondeada', ar: 'مستدير'
        },
        font: "'Quicksand', 'Nunito', 'PingFang SC', Arial, sans-serif"
    },
    {
        key: 'digital',
        names: {
            zh: '数码', 'zh-TW': '數碼', en: 'Digital', ja: 'デジタル', fr: 'Numérique', ru: 'Цифровой', es: 'Digital', ar: 'رقمي'
        },
        font: "'Share Tech Mono', 'VT323', 'Orbitron', 'DS-Digital', monospace"
    }
];
function getClockFontKey() {
    return localStorage.getItem('clockFontKey') || 'default';
}
function setClockFontKey(key) {
    localStorage.setItem('clockFontKey', key);
    applyClockFont();
    renderClockFontList();
}
function renderClockFontList() {
    const list = document.getElementById('clockfont-list');
    const curKey = getClockFontKey();
    const lang = localStorage.getItem('lang') || 'zh';
    if (!list) return;
    list.innerHTML = clockFontOptions.map(opt =>
        `<div class="clockfont-item${opt.key===curKey?' selected':''}" data-key="${opt.key}" style="font-family:${opt.font}">${opt.names[lang]||opt.names['en']}</div>`
    ).join('');
    // 当前显示
    const cur = clockFontOptions.find(opt=>opt.key===curKey) || clockFontOptions[0];
    const curNameEl = document.getElementById('clockfont-current-name');
    if(curNameEl) curNameEl.textContent = cur.names[lang] || cur.names['en'];
    if(curNameEl) curNameEl.style.fontFamily = cur.font;
}
renderClockFontList();
// 下拉展开/收起
const clockFontSelectCustom = document.getElementById('clockfont-select-custom');
const clockFontCurrent = document.getElementById('clockfont-current');
const clockFontList = document.getElementById('clockfont-list');
if(clockFontCurrent && clockFontSelectCustom) {
    clockFontCurrent.onclick = function(e) {
    e.stopPropagation();
        clockFontSelectCustom.classList.toggle('open');
    };
    document.addEventListener('click', function() {
        clockFontSelectCustom.classList.remove('open');
    });
}
if(clockFontList) {
    clockFontList.onclick = function(e) {
        const item = e.target.closest('.clockfont-item');
        if(item) {
            setClockFontKey(item.getAttribute('data-key'));
            clockFontSelectCustom.classList.remove('open');
            renderClockFontList();
        }
    };
}
// 应用字体到时钟
function applyClockFont() {
    const key = getClockFontKey();
    const opt = clockFontOptions.find(o=>o.key===key) || clockFontOptions[0];
    const timeEl = document.getElementById('time');
    if(timeEl) timeEl.style.fontFamily = opt.font;
}
applyClockFont();
// 多语言切换时同步时钟字体下拉
const oldSetLang5 = setLang;
setLang = function(lang) {
    oldSetLang5(lang);
    renderClockFontList();
    const lClockFont = document.getElementById('label-clock-font');
    if(lClockFont) lClockFont.textContent = lClockFont.getAttribute('data-' + lang) || lClockFont.getAttribute('data-en') || lClockFont.getAttribute('data-zh');
};

// 滑块多语言提示内容
const switchToastMap = {
    'clock-12h-switch': {
        zh: ['12小时制已关闭', '12小时制已开启'],
        'zh-TW': ['12小時制已關閉', '12小時制已開啟'],
        en: ['12-Hour Clock Off', '12-Hour Clock On'],
        ja: ['12時間制オフ', '12時間制オン'],
        fr: ['Format 12h désactivé', 'Format 12h activé'],
        ru: ['12-часовой формат выкл.', '12-часовой формат вкл.'],
        es: ['Formato 12h desactivado', 'Formato 12h activado'],
        ar: ['نظام 12 ساعة مغلق', 'نظام 12 ساعة مفعل']
    },
    'show-seconds-switch': {
        zh: ['秒钟显示已关闭', '秒钟显示已开启'],
        'zh-TW': ['顯示秒數已關閉', '顯示秒數已開啟'],
        en: ['Show Seconds Off', 'Show Seconds On'],
        ja: ['秒表示オフ', '秒表示オン'],
        fr: ['Affichage des secondes désactivé', 'Affichage des secondes activé'],
        ru: ['Секунды скрыты', 'Секунды отображаются'],
        es: ['Mostrar segundos desactivado', 'Mostrar segundos activado'],
        ar: ['عرض الثواني مغلق', 'عرض الثواني مفعل']
    },
    'suggest-switch': {
        zh: ['搜索建议已关闭', '搜索建议已开启'],
        'zh-TW': ['搜尋建議已關閉', '搜尋建議已開啟'],
        en: ['Suggestions Off', 'Suggestions On'],
        ja: ['サジェストオフ', 'サジェストオン'],
        fr: ['Suggestions désactivées', 'Suggestions activées'],
        ru: ['Подсказки выкл.', 'Подсказки вкл.'],
        es: ['Sugerencias desactivadas', 'Sugerencias activadas'],
        ar: ['الاقتراحات مغلقة', 'الاقتراحات مفعلة']
    },
    'new-tab-switch': {
        zh: ['当前页打开搜索结果', '新标签页打开搜索结果'],
        'zh-TW': ['在當前頁開啟搜尋結果', '在新分頁開啟搜尋結果'],
        en: ['Open in Same Tab', 'Open in New Tab'],
        ja: ['同じタブで開く', '新しいタブで開く'],
        fr: ['Ouvrir dans le même onglet', 'Ouvrir dans un nouvel onglet'],
        ru: ['Открывать в текущей вкладке', 'Открывать в новой вкладке'],
        es: ['Abrir en la misma pestaña', 'Abrir en nueva pestaña'],
        ar: ['فتح في نفس التبويب', 'فتح في تبويب جديد']
    }
};
function showSwitchToast(switchId, checked) {
    const lang = localStorage.getItem('lang') || 'zh';
    const map = switchToastMap[switchId];
    if (!map) return;
    const msg = map[lang] ? map[lang][checked ? 1 : 0] : map['zh'][checked ? 1 : 0];
    showTopToast(msg);
}
// 绑定滑块事件
if(clock12hSwitch) {
    clock12hSwitch.onchange = function() {
        setClock12h(this.checked);
        showSwitchToast('clock-12h-switch', this.checked);
    };
}
if(showSecondsSwitch) {
    showSecondsSwitch.onchange = function() {
        setShowSeconds(this.checked);
        showSwitchToast('show-seconds-switch', this.checked);
    };
}
if(suggestSwitch) {
    suggestSwitch.onchange = function() {
        setSuggestEnabled(this.checked);
        showSwitchToast('suggest-switch', this.checked);
    };
}

// ========== 时间放大显示 ========== //
const timeEl = document.getElementById('time');
const timeFullscreenMask = document.getElementById('time-fullscreen-mask');
const timeFullscreen = document.getElementById('time-fullscreen');
const dateFullscreen = document.getElementById('date-fullscreen');
const timeBgToggle = document.getElementById('time-bg-toggle');
let timeBgBlack = true;

// 恢复时间全屏点击事件绑定
function getFullscreenDateStr(lang) {
    const now = new Date();
    const pad = n => n.toString().padStart(2, '0');
    const weekZH = ['星期日','星期一','星期二','星期三','星期四','星期五','星期六'];
    const weekZHTW = ['星期日','星期一','星期二','星期三','星期四','星期五','星期六'];
    const weekEN = ['Sun','Mon','Tue','Wed','Thu','Fri','Sat'];
    const weekJA = ['日','月','火','水','木','金','土'];
    const weekRU = ['Вск','Пнд','Втр','Срд','Чтв','Птн','Суб'];
    const weekFR = ['Dim','Lun','Mar','Mer','Jeu','Ven','Sam'];
    const weekES = ['Dom','Lun','Mar','Mié','Jue','Vie','Sáb'];
    const weekAR = ['الأحد','الاثنين','الثلاثاء','الأربعاء','الخميس','الجمعة','السبت'];
    lang = lang || localStorage.getItem('lang') || 'zh';
    if(lang === 'en') {
        return `${now.getFullYear()}/${pad(now.getMonth()+1)}/${pad(now.getDate())} ${weekEN[now.getDay()]}`;
    } else if(lang === 'zh-TW') {
        return `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 ${weekZHTW[now.getDay()]}`;
    } else if(lang === 'ja') {
        return `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 (${weekJA[now.getDay()]})`;
    } else if(lang === 'ru') {
        return `${pad(now.getDate())}.${pad(now.getMonth()+1)}.${now.getFullYear()} ${weekRU[now.getDay()]}`;
    } else if(lang === 'fr') {
        return `${pad(now.getDate())}/${pad(now.getMonth()+1)}/${now.getFullYear()} ${weekFR[now.getDay()]}`;
    } else if(lang === 'es') {
        return `${pad(now.getDate())}/${pad(now.getMonth()+1)}/${now.getFullYear()} ${weekES[now.getDay()]}`;
    } else if(lang === 'ar') {
        return `${now.getFullYear()}/${pad(now.getMonth()+1)}/${pad(now.getDate())} ${weekAR[now.getDay()]}`;
    } else {
        return `${now.getFullYear()}年${pad(now.getMonth()+1)}月${pad(now.getDate())}日 ${weekZH[now.getDay()]}`;
    }
}

function showFullscreen() {
    document.querySelector('.container').style.display = 'none';
    document.querySelector('.footer').style.display = 'none';
    document.getElementById('settings-btn').style.display = 'none';
    document.getElementById('blur-btn').style.display = 'none';
    timeFullscreenMask.style.display = 'flex';
    setTimeout(()=>{timeFullscreenMask.style.opacity = '1';}, 10);
    // 重新绑定全屏按钮事件，防止失效
    const btn = document.getElementById('time-fullscreen-btn');
    if (btn) {
        btn.onclick = function(e) {
            e.stopPropagation();
            if (!document.fullscreenElement) {
                document.documentElement.requestFullscreen();
            }
        };
    }
}
function hideFullscreen() {
    timeFullscreenMask.style.opacity = '0';
    setTimeout(()=>{
        timeFullscreenMask.style.display = 'none';
        document.querySelector('.container').style.display = '';
        document.querySelector('.footer').style.display = '';
        document.getElementById('settings-btn').style.display = '';
        document.getElementById('blur-btn').style.display = '';
        // 新增：如果处于浏览器全屏，自动退出
        if(document.fullscreenElement) {
            document.exitFullscreen();
        }
    }, 600);
}
if (timeEl && timeFullscreenMask && timeFullscreen && timeBgToggle && dateFullscreen) {
    timeEl.addEventListener('click', () => {
        showFullscreen();
        timeFullscreen.innerHTML = timeEl.innerHTML;
        // 日期内容和颜色
        const lang = localStorage.getItem('lang') || 'zh';
        dateFullscreen.textContent = getFullscreenDateStr(lang);
        dateFullscreen.style.color = '#fff';
        timeFullscreenMask.style.background = 'rgba(0,0,0,0.82)';
        timeBgBlack = true;
        timeFullscreen.style.color = '#fff';
        timeBgToggle.style.color = '#fff';
        dateFullscreen.style.transition = 'color 0.6s cubic-bezier(0.4,0,0.2,1)';
        timeFullscreen.style.transition = 'color 0.6s cubic-bezier(0.4,0,0.2,1)';
        timeBgToggle.style.transition = 'background 0.6s, color 0.6s';
        setFullscreenColonStyle('white');
    });
    timeFullscreenMask.addEventListener('click', (e) => {
        if (e.target === timeFullscreenMask) {
            hideFullscreen();
        }
    });
    timeBgToggle.addEventListener('click', (e) => {
        e.stopPropagation();
        timeBgBlack = !timeBgBlack;
        if (timeBgBlack) {
            timeFullscreenMask.style.background = 'rgba(0,0,0,0.82)';
            timeFullscreen.style.color = '#fff';
            timeBgToggle.style.color = '#fff';
            dateFullscreen.style.color = '#fff';
            timeBgToggle.style.background = 'rgba(255,255,255,0.12)';
            setFullscreenColonStyle('white');
        } else {
            timeFullscreenMask.style.background = 'rgba(255,255,255,0.92)';
            timeFullscreen.style.color = '#111';
            timeBgToggle.style.color = '#fff';
            dateFullscreen.style.color = '#111';
            timeBgToggle.style.background = 'rgba(0,0,0,0.12)';
            setFullscreenColonStyle('black');
        }
    });
    setInterval(() => {
        if (timeFullscreenMask.style.display === 'flex') {
            timeFullscreen.innerHTML = timeEl.innerHTML;
            // 日期内容和颜色
            const lang = localStorage.getItem('lang') || 'zh';
            dateFullscreen.textContent = getFullscreenDateStr(lang);
            dateFullscreen.style.color = timeBgBlack ? '#fff' : '#111';
            setFullscreenColonStyle(timeBgBlack ? 'white' : 'black');
        }
    }, 1000);
}
function setFullscreenColonStyle(mode) {
    const colons = timeFullscreen.querySelectorAll('.time-colon');
    colons.forEach(colon => {
        if (mode === 'black') {
            colon.style.cssText += ';color:#111 !important;';
        } else {
            colon.style.cssText += ';color:#fff !important;';
        }
    });
    if (mode === 'black') {
        timeFullscreen.classList.add('colon-black');
    } else {
        timeFullscreen.classList.remove('colon-black');
    }
}

// ========== 倒计时弹窗逻辑 ========== //
const countdownBtn = document.getElementById('countdown-btn');
const countdownMask = document.getElementById('countdown-mask');
const countdownDialog = document.getElementById('countdown-dialog');
const countdownBackBtn = document.getElementById('countdown-back-btn');
const countdownHour = document.getElementById('countdown-hour');
const countdownMinute = document.getElementById('countdown-minute');
const countdownSecond = document.getElementById('countdown-second');
const countdownStartBtn = document.getElementById('countdown-start-btn');
const countdownDisplay = document.getElementById('countdown-display');
const countdownPauseBtn = document.getElementById('countdown-pause-btn');
const countdownResetBtn = document.getElementById('countdown-reset-btn');
let countdownTimer = null;
let countdownLeft = 0;
let countdownPaused = false;
let countdownOrigin = 0;

// 记录全局倒计时状态
let globalCountdown = {
    left: 0,
    origin: 0,
    running: false,
    paused: false,
    timer: null
};

function showCountdownDialog() {
    setCountdownLang(); // 保证多语言切换立即生效
    countdownMask.style.display = 'flex';
    setTimeout(()=>{countdownMask.style.opacity = '1';}, 10);
    countdownDialog.style.background = document.body.classList.contains('night') ? 'rgba(40,40,60,0.98)' : 'rgba(255,255,255,0.95)';
    countdownDialog.style.color = document.body.classList.contains('night') ? '#fff' : '#222';
    if(globalCountdown.running) {
        // 恢复弹窗时显示当前倒计时
        countdownHour.value = Math.floor(globalCountdown.left / 3600);
        countdownMinute.value = Math.floor((globalCountdown.left % 3600) / 60);
        countdownSecond.value = globalCountdown.left % 60;
        countdownDisplay.textContent = formatCountdown(globalCountdown.left);
        countdownDisplay.style.display = 'block';
        countdownStartBtn.style.display = 'none';
        countdownPauseBtn.style.display = '';
        countdownResetBtn.style.display = '';
        countdownHour.disabled = true;
        countdownMinute.disabled = true;
        countdownSecond.disabled = true;
        countdownPaused = globalCountdown.paused;
        countdownPauseBtn.textContent = countdownPaused ? (countdownLangMap[localStorage.getItem('lang')||'zh'].resume) : (countdownLangMap[localStorage.getItem('lang')||'zh'].pause);
    } else {
        countdownHour.value = 0;
        countdownMinute.value = 0;
        countdownSecond.value = 0;
        countdownDisplay.style.display = 'none';
        countdownStartBtn.style.display = '';
        countdownPauseBtn.style.display = 'none';
        countdownResetBtn.style.display = 'none';
        countdownHour.disabled = false;
        countdownMinute.disabled = false;
        countdownSecond.disabled = false;
        countdownPaused = false;
        countdownOrigin = 0;
    }
    // 实时刷新弹窗显示
    if(window._countdownDialogTimer) clearInterval(window._countdownDialogTimer);
    window._countdownDialogTimer = setInterval(()=>{
        if(countdownMask.style.display==='flex' && globalCountdown.running) {
            countdownDisplay.textContent = formatCountdown(globalCountdown.left);
        }
    }, 1000);
    // 隐藏其他UI
    countdownMask.classList.add('active-hide-ui');
    document.querySelector('.container').style.display = 'none';
    document.querySelector('.footer').style.display = 'none';
    document.getElementById('settings-btn').style.display = 'none';
    document.getElementById('blur-btn').style.display = 'none';
}
function hideCountdownDialog() {
    countdownMask.style.opacity = '0';
    setTimeout(()=>{countdownMask.style.display = 'none';}, 400);
    countdownMask.classList.remove('active-hide-ui');
    document.querySelector('.container').style.display = '';
    document.querySelector('.footer').style.display = '';
    document.getElementById('settings-btn').style.display = '';
    document.getElementById('blur-btn').style.display = '';
    if(window._countdownDialogTimer) clearInterval(window._countdownDialogTimer);
    // 不清除倒计时，退出后继续
    if(countdownPaused === false && countdownTimer == null && countdownLeft > 0) {
        resumeCountdownAfterHide();
    }
}
function resumeCountdownAfterHide() {
    // 退出后继续计时
    if(countdownLeft > 0 && !countdownTimer) {
        countdownTimer = setInterval(()=>{
            countdownLeft--;
            if(countdownLeft <= 0) {
                clearInterval(countdownTimer);
                countdownTimer = null;
            }
        }, 1000);
    }
}
if(countdownBtn) {
    countdownBtn.onclick = function(e) {
        e.stopPropagation();
        showCountdownDialog();
    };
}
if(countdownBackBtn) {
    countdownBackBtn.onclick = function(e) {
        e.stopPropagation();
        hideCountdownDialog();
    };
}
function checkCountdownInput() {
    let h = parseInt(countdownHour.value, 10) || 0;
    let m = parseInt(countdownMinute.value, 10) || 0;
    let s = parseInt(countdownSecond.value, 10) || 0;
    if(h > 23) h = 23;
    if(m > 59) m = 59;
    if(s > 59) s = 59;
    let total = h * 3600 + m * 60 + s;
    if(total > 86399) {
        h = 23; m = 59; s = 59;
    }
    countdownHour.value = h;
    countdownMinute.value = m;
    countdownSecond.value = s;
}
[countdownHour, countdownMinute, countdownSecond].forEach(input => {
    input.addEventListener('input', checkCountdownInput);
});
function formatCountdown(sec) {
    const h = Math.floor(sec / 3600);
    const m = Math.floor((sec % 3600) / 60);
    const s = sec % 60;
    return `${h.toString().padStart(2,'0')}:${m.toString().padStart(2,'0')}:${s.toString().padStart(2,'0')}`;
}
// 响铃音频
let countdownBellAudio = null;
function playCountdownBell() {
    if(!countdownBellAudio) {
        countdownBellAudio = new Audio('src/bell.mp3');
    }
    countdownBellAudio.currentTime = 0;
    countdownBellAudio.loop = true; // 正数时持续响铃
    countdownBellAudio.play();
}
function stopCountdownBell() {
    if(countdownBellAudio) {
        countdownBellAudio.pause();
        countdownBellAudio.currentTime = 0;
        countdownBellAudio.loop = false;
    }
}
// 多语言适配
const countdownLangMap = {
    zh: {
        title: '倒计时', start: '开始', pause: '暂停', resume: '继续', reset: '复位', finished: '时间到!', bell: '倒计时结束响铃'
    },
    'zh-TW': {
        title: '倒數計時', start: '開始', pause: '暫停', resume: '繼續', reset: '重設', finished: '時間到!', bell: '倒數結束響鈴'
    },
    en: {
        title: 'Countdown', start: 'Start', pause: 'Pause', resume: 'Resume', reset: 'Reset', finished: 'Time up!', bell: 'Ring when finished'
    },
    ja: {
        title: 'カウントダウン', start: '開始', pause: '一時停止', resume: '再開', reset: 'リセット', finished: '時間切れ!', bell: '終了時にベルを鳴らす'
    },
    fr: {
        title: 'Compte à rebours', start: 'Démarrer', pause: 'Pause', resume: 'Reprendre', reset: 'Réinitialiser', finished: 'Terminé!', bell: 'Sonner à la fin'
    },
    ru: {
        title: 'Обратный отсчёт', start: 'Старт', pause: 'Пауза', resume: 'Продолжить', reset: 'Сброс', finished: 'Время вышло!', bell: 'Звонок по окончании'
    },
    es: {
        title: 'Cuenta atrás', start: 'Iniciar', pause: 'Pausa', resume: 'Continuar', reset: 'Reiniciar', finished: '¡Tiempo terminado!', bell: 'Sonar al terminar'
    },
    ar: {
        title: 'العد التنازلي', start: 'ابدأ', pause: 'إيقاف مؤقت', resume: 'استئناف', reset: 'إعادة', finished: 'انتهى الوقت!', bell: 'رن عند الانتهاء'
    },
    de: {
        title: 'Countdown', start: 'Start', pause: 'Pause', resume: 'Fortsetzen', reset: 'Zurücksetzen', finished: 'Zeit abgelaufen!', bell: 'Am Ende klingeln'
    },
    pt: {
        title: 'Contagem regressiva', start: 'Iniciar', pause: 'Pausar', resume: 'Retomar', reset: 'Redefinir', finished: 'Tempo esgotado!', bell: 'Tocar ao terminar'
    }
};
function setCountdownLang() {
    const lang = localStorage.getItem('lang') || 'zh';
    const map = countdownLangMap[lang] || countdownLangMap['zh'];
    document.getElementById('countdown-title').textContent = map.title;
    countdownStartBtn.textContent = map.start;
    countdownPauseBtn.textContent = map.pause;
    countdownResetBtn.textContent = map.reset;
    document.getElementById('countdown-bell-label').textContent = map.bell;
}
function startCountdown() {
    let h = parseInt(countdownHour.value, 10) || 0;
    let m = parseInt(countdownMinute.value, 10) || 0;
    let s = parseInt(countdownSecond.value, 10) || 0;
    let total = h * 3600 + m * 60 + s;
    if(total <= 0) return;
    if(total > 86399) total = 86399;
    countdownLeft = total;
    countdownOrigin = total;
    globalCountdown.left = total;
    globalCountdown.origin = total;
    globalCountdown.running = true;
    globalCountdown.paused = false;
    countdownPaused = false;
    const lang = localStorage.getItem('lang') || 'zh';
    const map = countdownLangMap[lang] || countdownLangMap['zh'];
    countdownDisplay.textContent = formatCountdown(countdownLeft); // 立即刷新
    countdownDisplay.style.display = 'block';
    countdownDisplay.style.color = document.body.classList.contains('night') ? '#00e0ff' : '#0099ff'; // 恢复蓝色
    countdownStartBtn.style.display = 'none';
    countdownPauseBtn.style.display = '';
    countdownResetBtn.style.display = '';
    countdownHour.disabled = true;
    countdownMinute.disabled = true;
    countdownSecond.disabled = true;
    if(countdownTimer) clearInterval(countdownTimer);
    if(globalCountdown.timer) { clearInterval(globalCountdown.timer); globalCountdown.timer = null; }
    if(window._countdownPositiveTimer) clearInterval(window._countdownPositiveTimer);
    stopCountdownBell();
    const bellChecked = document.getElementById('countdown-bell')?.checked;
    countdownTimer = setInterval(()=>{
        if(!countdownPaused) {
            if(countdownLeft > 0) {
                countdownLeft--;
                globalCountdown.left = countdownLeft;
                updateGlobalCountdownBar && updateGlobalCountdownBar();
                countdownDisplay.textContent = formatCountdown(countdownLeft);
            }
            if(countdownLeft <= 0) {
                clearInterval(countdownTimer);
                countdownTimer = null;
                globalCountdown.running = false;
                globalCountdown.paused = false;
                // 不显示"时间到!"字样，直接开始正数
                let positive = 0;
                countdownDisplay.style.color = '#ff4444';
                if(bellChecked) playCountdownBell();
                window._countdownPositiveTimer = setInterval(()=>{
                    positive++;
                    countdownDisplay.textContent = formatCountdown(positive);
                    countdownDisplay.style.color = '#ff4444';
                }, 1000);
                // 不再自动关闭弹窗和重置，直到用户手动复位
            }
        }
    }, 1000);
    globalCountdown.timer = null;
}
if(countdownStartBtn) {
    countdownStartBtn.onclick = function() {
        checkCountdownInput();
        startCountdown();
    };
}
if(countdownPauseBtn) {
    countdownPauseBtn.onclick = function() {
        countdownPaused = !countdownPaused;
        const lang = localStorage.getItem('lang') || 'zh';
        const map = countdownLangMap[lang] || countdownLangMap['zh'];
        if(countdownPaused) {
            countdownPauseBtn.textContent = map.resume;
        } else {
            countdownPauseBtn.textContent = map.pause;
        }
    };
}
if(countdownResetBtn) {
    countdownResetBtn.onclick = function() {
        if(countdownTimer) clearInterval(countdownTimer);
        if(globalCountdown.timer) clearInterval(globalCountdown.timer);
        if(window._countdownPositiveTimer) clearInterval(window._countdownPositiveTimer);
        stopCountdownBell();
        // 复位后恢复到上次"开始"时的设置
        countdownLeft = globalCountdown.origin;
        countdownOrigin = globalCountdown.origin;
        globalCountdown.left = globalCountdown.origin;
        globalCountdown.running = false;
        globalCountdown.paused = false;
        countdownDisplay.textContent = formatCountdown(countdownLeft);
        countdownDisplay.style.color = document.body.classList.contains('night') ? '#00e0ff' : '#0099ff'; // 恢复蓝色
        countdownPaused = false;
        const lang = localStorage.getItem('lang') || 'zh';
        const map = countdownLangMap[lang] || countdownLangMap['zh'];
        countdownPauseBtn.textContent = map.pause;
        // 复位后恢复初始按钮和输入状态，并填充输入框为上次设置
        countdownStartBtn.style.display = '';
        countdownPauseBtn.style.display = 'none';
        countdownResetBtn.style.display = 'none';
        countdownHour.disabled = false;
        countdownMinute.disabled = false;
        countdownSecond.disabled = false;
        countdownHour.value = Math.floor(globalCountdown.origin / 3600);
        countdownMinute.value = Math.floor((globalCountdown.origin % 3600) / 60);
        countdownSecond.value = globalCountdown.origin % 60;
    };
}
// 夜间/白天模式切换时，适配倒计时弹窗颜色
const oldSetNightMode_countdown = setNightMode;
setNightMode = function(night) {
    oldSetNightMode_countdown(night);
    if(countdownDialog) {
        countdownDialog.style.background = night ? 'rgba(40,40,60,0.98)' : 'rgba(255,255,255,0.95)';
        countdownDialog.style.color = night ? '#fff' : '#222';
    }
    if(countdownDisplay) {
        countdownDisplay.style.color = night ? '#00e0ff' : '#0099ff';
    }
};

// ========== 文件加速下载弹窗 ========== //
function showDownloadDialog() {
    const mask = document.getElementById('download-dialog-mask');
    if (!mask) return;
    mask.style.display = 'flex';
    setTimeout(()=>{mask.style.opacity = '1';}, 10);
    // 夜间模式适配
    if(document.body.classList.contains('night')) {
        mask.classList.add('night');
    } else {
        mask.classList.remove('night');
    }
    // 语言适配
    const lang = localStorage.getItem('lang') || 'zh';
    const titleMap = {
        zh: '文件加速下载', 'zh-TW': '檔案加速下載', en: 'File Accelerated Download', ja: 'ファイル高速ダウンロード', fr: 'Téléchargement accéléré', ru: 'Ускоренная загрузка файла', es: 'Descarga acelerada de archivos', ar: 'تنزيل الملفات بسرعة'
    };
    const tipMap = {
        zh: '请输入文件链接，示例：https://071400.xyz/others/undhr.txt，\n如果提示开始下载但浏览器未开始下载请检查链接正确性或是下载源暂不可用',
        'zh-TW': '請輸入檔案連結，範例：https://071400.xyz/others/undhr.txt，\n如提示開始下載但瀏覽器未下載請檢查連結或來源',
        en: 'Please enter file URL, example: https://071400.xyz/others/undhr.txt\nIf download does not start, check the link or source.',
        ja: 'ファイルリンクを入力してください。例：https://071400.xyz/others/undhr.txt\nダウンロードが始まらない場合はリンクや源を確認してください。',
        fr: 'Veuillez entrer le lien du fichier, exemple : https://071400.xyz/others/undhr.txt\nSi le téléchargement ne démarre pas, vérifiez le lien ou la source.',
        ru: 'Введите ссылку на файл, пример: https://071400.xyz/others/undhr.txt\nЕсли загрузка не началась, проверьте ссылку или источник.',
        es: 'Ingrese el enlace del archivo, ejemplo: https://071400.xyz/others/undhr.txt\nSi la descarga no comienza, verifique el enlace o la fuente.',
        ar: 'يرجى إدخال رابط الملف، مثال: https://071400.xyz/others/undhr.txt\nإذا لم يبدأ التنزيل، تحقق من الرابط أو المصدر.'
    };
    // 新增多语言placeholder
    const downloadPlaceholderMap = {
        zh: '请输入文件链接',
        'zh-TW': '請輸入檔案連結',
        en: 'Enter file URL',
        ja: 'ファイルリンクを入力',
        fr: 'Entrez le lien du fichier',
        ru: 'Введите ссылку на файл',
        es: 'Ingrese el enlace del archivo',
        ar: 'أدخل رابط الملف'
    };
    document.getElementById('download-dialog-title').textContent = titleMap[lang] || titleMap['zh'];
    document.getElementById('download-dialog-tip').textContent = tipMap[lang] || tipMap['zh'];
    document.getElementById('download-dialog-input').value = '';
    document.getElementById('download-dialog-input').placeholder = downloadPlaceholderMap[lang] || downloadPlaceholderMap['zh'];
    document.getElementById('download-dialog-input').focus();
}
function hideDownloadDialog() {
    const mask = document.getElementById('download-dialog-mask');
    if (!mask) return;
    mask.style.opacity = '0';
    setTimeout(()=>{mask.style.display = 'none';}, 400);
}
// 绑定按钮
const downloadBtn = document.getElementById('download-btn');
if(downloadBtn) {
    downloadBtn.onclick = function(e) {
        e.stopPropagation();
        showDownloadDialog();
    };
}
// 绑定弹窗关闭
const downloadDialogMask = document.getElementById('download-dialog-mask');
if(downloadDialogMask) {
    downloadDialogMask.addEventListener('click', function(e) {
        if(e.target === downloadDialogMask) hideDownloadDialog();
    });
}
// 绑定下载逻辑
const downloadDialogInput = document.getElementById('download-dialog-input');
const downloadDialogBtn = document.getElementById('download-dialog-btn');
function doDownload() {
    const url = downloadDialogInput.value.trim();
    if(!url) return;
    const realUrl = 'https://get.2sb.org/' + url;
    // 灵动岛提示
    showTopToast('download_start');
    // 下载
    window.open(realUrl, '_blank');
    hideDownloadDialog();
}
if(downloadDialogInput) {
    downloadDialogInput.addEventListener('keydown', function(e) {
        if(e.key === 'Enter') doDownload();
    });
}
if(downloadDialogBtn) {
    downloadDialogBtn.onclick = doDownload;
}
// 语言适配灵动岛提示
const oldSetLang_download = setLang;
setLang = function(lang) {
    oldSetLang_download(lang);
    const msgMap = {
        zh: {download_start: '开始下载'},
        'zh-TW': {download_start: '開始下載'},
        en: {download_start: 'Download started'},
        ja: {download_start: 'ダウンロード開始'},
        fr: {download_start: 'Téléchargement démarré'},
        ru: {download_start: 'Начало загрузки'},
        es: {download_start: 'Descarga iniciada'},
        ar: {download_start: 'بدأ التنزيل'}
    };
    const langMsg = msgMap[lang] || msgMap['zh'];
    toastMsgMap[lang] = {...(toastMsgMap[lang]||{}), ...langMsg};
    // 同步设置下载输入框placeholder
    const downloadPlaceholderMap = {
        zh: '请输入文件链接',
        'zh-TW': '請輸入檔案連結',
        en: 'Enter file URL',
        ja: 'ファイルリンクを入力',
        fr: 'Entrez le lien du fichier',
        ru: 'Введите ссылку на файл',
        es: 'Ingrese el enlace del archivo',
        ar: 'أدخل رابط الملف'
    };
    const input = document.getElementById('download-dialog-input');
    if(input) input.placeholder = downloadPlaceholderMap[lang] || downloadPlaceholderMap['zh'];
};

// setLang多语言切换时同步倒计时弹窗
const oldSetLang_countdown = setLang;
setLang = function(lang) {
    oldSetLang_countdown(lang);
    setCountdownLang();
};

// ========== 秒表弹窗逻辑 ========== //
const stopwatchBtn = document.getElementById('stopwatch-btn');
const stopwatchMask = document.getElementById('stopwatch-mask');
const stopwatchDialog = document.getElementById('stopwatch-dialog');
const stopwatchBackBtn = document.getElementById('stopwatch-back-btn');
const stopwatchDisplay = document.getElementById('stopwatch-display');
const stopwatchStartBtn = document.getElementById('stopwatch-start-btn');
const stopwatchPauseBtn = document.getElementById('stopwatch-pause-btn');
const stopwatchResetBtn = document.getElementById('stopwatch-reset-btn');
let stopwatchTimer = null;
let stopwatchStartTime = 0;
let stopwatchElapsed = 0;
let stopwatchRunning = false;
let stopwatchPaused = false;

function formatStopwatch(ms) {
    const h = Math.floor(ms / 3600000);
    const m = Math.floor((ms % 3600000) / 60000);
    const s = Math.floor((ms % 60000) / 1000);
    const ms3 = (ms % 1000).toString().padStart(3, '0');
    return `${h.toString().padStart(2,'0')}:${m.toString().padStart(2,'0')}:${s.toString().padStart(2,'0')}.${ms3}`;
}
// 秒表多语言适配
const stopwatchLangMap = {
    zh:     {title: '秒表', start: '开始', pause: '暂停', reset: '复位', back: '返回'},
    'zh-TW':{title: '秒錶', start: '開始', pause: '暫停', reset: '重設', back: '返回'},
    en:     {title: 'Stopwatch', start: 'Start', pause: 'Pause', reset: 'Reset', back: 'Back'},
    ja:     {title: 'ストップウォッチ', start: '開始', pause: '一時停止', reset: 'リセット', back: '戻る'},
    fr:     {title: 'Chronomètre', start: 'Démarrer', pause: 'Pause', reset: 'Réinitialiser', back: 'Retour'},
    ru:     {title: 'Секундомер', start: 'Старт', pause: 'Пауза', reset: 'Сброс', back: 'Назад'},
    es:     {title: 'Cronómetro', start: 'Iniciar', pause: 'Pausa', reset: 'Reiniciar', back: 'Atrás'},
    ar:     {title: 'ساعة التوقيف', start: 'ابدأ', pause: 'إيقاف مؤقت', reset: 'إعادة', back: 'رجوع'},
    de:     {title: 'Stoppuhr', start: 'Start', pause: 'Pause', reset: 'Zurücksetzen', back: 'Zurück'},
    pt:     {title: 'Cronômetro', start: 'Iniciar', pause: 'Pausar', reset: 'Redefinir', back: 'Voltar'}
};
function setStopwatchLang() {
    const lang = localStorage.getItem('lang') || 'zh';
    const map = stopwatchLangMap[lang] || stopwatchLangMap['zh'];
    document.getElementById('stopwatch-title').textContent = map.title;
    stopwatchStartBtn.textContent = map.start;
    stopwatchPauseBtn.textContent = map.pause;
    stopwatchResetBtn.textContent = map.reset;
    // 返回按钮的aria-label
    if(stopwatchBackBtn) stopwatchBackBtn.title = map.back;
}
// 弹窗显示时同步多语言
function showStopwatchDialog() {
    setStopwatchLang();
    stopwatchMask.style.display = 'flex';
    setTimeout(()=>{stopwatchMask.style.opacity = '1';}, 10);
    stopwatchDialog.style.background = document.body.classList.contains('night') ? 'rgba(40,40,60,0.98)' : 'rgba(255,255,255,0.95)';
    stopwatchDialog.style.color = document.body.classList.contains('night') ? '#fff' : '#222';
    stopwatchDisplay.style.color = document.body.classList.contains('night') ? '#00e0ff' : '#0099ff';
    stopwatchDisplay.textContent = formatStopwatch(stopwatchElapsed);
    if(stopwatchRunning) {
        stopwatchStartBtn.style.display = 'none';
        stopwatchPauseBtn.style.display = '';
        stopwatchResetBtn.style.display = '';
    } else if(stopwatchElapsed > 0) {
        stopwatchStartBtn.style.display = '';
        stopwatchPauseBtn.style.display = 'none';
        stopwatchResetBtn.style.display = '';
    } else {
        stopwatchStartBtn.style.display = '';
        stopwatchPauseBtn.style.display = 'none';
        stopwatchResetBtn.style.display = 'none';
    }
}
function hideStopwatchDialog() {
    stopwatchMask.style.opacity = '0';
    setTimeout(()=>{stopwatchMask.style.display = 'none';}, 400);
}
if(stopwatchBtn) {
    stopwatchBtn.onclick = function(e) {
        e.stopPropagation();
        showStopwatchDialog();
    };
}
if(stopwatchBackBtn) {
    stopwatchBackBtn.onclick = function(e) {
        e.stopPropagation();
        hideStopwatchDialog();
    };
}
if(stopwatchStartBtn) {
    stopwatchStartBtn.onclick = function() {
        if(!stopwatchRunning) {
            stopwatchRunning = true;
            stopwatchPaused = false;
            stopwatchStartTime = Date.now() - stopwatchElapsed;
            stopwatchStartBtn.style.display = 'none';
            stopwatchPauseBtn.style.display = '';
            stopwatchResetBtn.style.display = '';
            stopwatchTimer = setInterval(()=>{
                if(!stopwatchPaused) {
                    stopwatchElapsed = Date.now() - stopwatchStartTime;
                    stopwatchDisplay.textContent = formatStopwatch(stopwatchElapsed);
                }
            }, 16);
        }
    };
}
if(stopwatchPauseBtn) {
    stopwatchPauseBtn.onclick = function() {
        if(stopwatchRunning && !stopwatchPaused) {
            stopwatchPaused = true;
            clearInterval(stopwatchTimer);
            stopwatchTimer = null;
            stopwatchStartBtn.style.display = '';
            stopwatchPauseBtn.style.display = 'none';
            stopwatchResetBtn.style.display = '';
        }
    };
}
if(stopwatchResetBtn) {
    stopwatchResetBtn.onclick = function() {
        stopwatchRunning = false;
        stopwatchPaused = false;
        stopwatchElapsed = 0;
        clearInterval(stopwatchTimer);
        stopwatchTimer = null;
        stopwatchDisplay.textContent = formatStopwatch(0);
        stopwatchStartBtn.style.display = '';
        stopwatchPauseBtn.style.display = 'none';
        stopwatchResetBtn.style.display = 'none';
    };
}
// 夜间/白天模式切换时，适配秒表弹窗颜色
const oldSetNightMode_stopwatch = setNightMode;
setNightMode = function(night) {
    oldSetNightMode_stopwatch(night);
    if(stopwatchDialog) {
        stopwatchDialog.style.background = night ? 'rgba(40,40,60,0.98)' : 'rgba(255,255,255,0.95)';
        stopwatchDialog.style.color = night ? '#fff' : '#222';
    }
    if(stopwatchDisplay) {
        stopwatchDisplay.style.color = night ? '#00e0ff' : '#0099ff';
    }
};
// 语言切换时同步秒表多语言
const oldSetLang_stopwatch = setLang;
setLang = function(lang) {
    oldSetLang_stopwatch(lang);
    setStopwatchLang();
};

const settingsCloseBtn = document.getElementById('settings-close-btn');
if(settingsCloseBtn) {
    settingsCloseBtn.onclick = function(e) {
        e.stopPropagation();
        closeSettingsPanel();
    };
}

// 检测移动端UA
if (/Mobi|Android|iPhone|iPad|iPod|Mobile|Windows Phone/i.test(navigator.userAgent)) {
    document.body.classList.add('mobile-ua');
}

// 新标签页打开设置
function getNewTabEnabled() {
    // 默认为开启（true）
    const val = localStorage.getItem('newTabEnabled');
    return val === null ? true : val === '1';
}
function setNewTabEnabled(val) {
    localStorage.setItem('newTabEnabled', val ? '1' : '0');
    if(newTabSwitch) newTabSwitch.checked = val;
}
if(newTabSwitch) {
    newTabSwitch.checked = getNewTabEnabled();
    newTabSwitch.onchange = function() {
        setNewTabEnabled(this.checked);
        showSwitchToast('new-tab-switch', this.checked);
    };
}

// ========== 昼夜切换下拉 ========== //
const modeSelectCustom = document.getElementById('mode-select-custom');
const modeCurrent = document.getElementById('mode-current');
const modeList = document.getElementById('mode-list');
const modeCurrentIcon = document.getElementById('mode-current-icon');
const modeCurrentName = document.getElementById('mode-current-name');

const modeOptions = [
    {
        key: 'day',
        icon: 'icons/day.png',
        names: {
            zh: '白天模式', 'zh-TW': '白天模式', en: 'Day', ja: '昼', fr: 'Jour', ru: 'День', es: 'Día', ar: 'نهار'
        }
    },
    {
        key: 'night',
        icon: 'icons/night.png',
        names: {
            zh: '夜间模式', 'zh-TW': '夜間模式', en: 'Night', ja: '夜', fr: 'Nuit', ru: 'Ночь', es: 'Noche', ar: 'ليل'
        }
    },
    {
        key: 'follow_system',
        icon: 'icons/follow_system.png',
        names: {
            zh: '跟随系统', 'zh-TW': '跟隨系統', en: 'Follow System', ja: 'システム連動', fr: 'Système', ru: 'Система', es: 'Sistema', ar: 'النظام'
        }
    },
    {
        key: 'follow_time',
        icon: 'icons/follow_time.png',
        names: {
            zh: '跟随时间', 'zh-TW': '跟隨時間', en: 'Follow Time', ja: '時間連動', fr: 'Heure', ru: 'Время', es: 'Hora', ar: 'الوقت'
        }
    }
];

function getModeKey() {
    return localStorage.getItem('themeMode') || 'follow_time';
}
function setModeKey(key) {
    localStorage.setItem('themeMode', key);
    applyThemeMode();
    renderModeList();
}
function renderModeList() {
    const lang = localStorage.getItem('lang') || 'zh';
    const key = getModeKey();
    const opt = modeOptions.find(o=>o.key===key) || modeOptions[3];
    modeCurrentIcon.src = opt.icon;
    modeCurrentName.textContent = opt.names[lang] || opt.names['zh'];
    modeList.innerHTML = '';
    modeOptions.forEach(o => {
        const div = document.createElement('div');
        div.className = 'mode-item' + (o.key===key?' selected':'');
        div.innerHTML = `<img src="${o.icon}" class="mode-flag"><span>${o.names[lang]||o.names['zh']}</span>`;
        div.onclick = () => {
            setModeKey(o.key);
            modeSelectCustom.classList.remove('open');
        };
        modeList.appendChild(div);
    });
}
if(modeCurrent && modeSelectCustom) {
    modeCurrent.onclick = function(e) {
        e.stopPropagation();
        modeSelectCustom.classList.toggle('open');
    };
    document.addEventListener('click', function() {
        modeSelectCustom.classList.remove('open');
    });
}
// 跟随系统
let systemDarkMedia = window.matchMedia('(prefers-color-scheme: dark)');
function applyThemeMode() {
    const key = getModeKey();
    if(key==='day') {
        document.body.classList.remove('night');
    } else if(key==='night') {
        document.body.classList.add('night');
    } else if(key==='follow_system') {
        if(systemDarkMedia.matches) {
            document.body.classList.add('night');
        } else {
            document.body.classList.remove('night');
        }
    } else if(key==='follow_time') {
        const now = new Date();
        const hour = now.getHours();
        const min = now.getMinutes();
        // 22:30-5:00为夜间
        if((hour>22)||(hour===22&&min>=30)||(hour<5)) {
            document.body.classList.add('night');
        } else {
            document.body.classList.remove('night');
        }
    }
}
// 跟随系统变化
if(systemDarkMedia) {
    systemDarkMedia.addEventListener('change', ()=>{
        if(getModeKey()==='follow_system') applyThemeMode();
    });
}
// 跟随时间定时器
setInterval(()=>{
    if(getModeKey()==='follow_time') applyThemeMode();
}, 60*1000);
// 初始化
renderModeList();
applyThemeMode();

// 多语言切换时同步昼夜下拉
const oldSetLang_mode = setLang;
setLang = function(lang) {
    oldSetLang_mode(lang);
    renderModeList();
    const lMode = document.getElementById('label-night-mode');
    if(lMode) lMode.textContent = lMode.getAttribute('data-' + lang) || lMode.getAttribute('data-en') || lMode.getAttribute('data-zh');
};

// 恢复默认设置时设为跟随时间
const oldResetBtn = resetBtn && resetBtn.onclick;
if(resetBtn) {
    resetBtn.onclick = async function() {
        if(typeof oldResetBtn === 'function') await oldResetBtn();
        setModeKey('follow_time');
    };
}