function getCookie(name) {
    console.log("Getting cookie:", name);
    const value = `; ${document.cookie}`;
    console.log("Document cookie string:", value);
    const parts = value.split(`; ${name}=`);
    console.log("Cookie parts:", parts);
    if (parts.length === 2) {
        var text = parts.pop().split(';').shift();
        console.log("Cookie value found:", text);
        return text;
    }
}

function setCookie(name, value, days) {
    const expires = new Date(Date.now() + days * 864e5).toUTCString();
    document.cookie = `${name}=${value}; expires=${expires}; path=/; SameSite=Strict; Secure`;
}

function deleteCookie(name) {
    document.cookie = `${name}=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/;`;
}

// 获取浏览器语言
function getBrowserLanguage() {
    return navigator.language || navigator.userLanguage || 'zh-Hans';
}

// 设置HTML lang属性
function setHtmlLang(lang) {
    document.documentElement.lang = lang;
}