/* 多语言字体支持 */

/* 葡萄牙语字体 */
[lang="pt"] {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* 中文简体字体 */
[lang="zh-cn"] {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', 'WenQuanYi Micro Hei', sans-serif;
}

/* 中文繁体字体 */
[lang="zh-tw"] {
    font-family: 'Microsoft JhengHei', 'PingFang TC', 'Hiragino Sans CNS', 'WenQuanYi Micro Hei', sans-serif;
}

/* 默认字体 */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* 字体加载优化 */
@font-face {
    font-family: 'Microsoft YaHei';
    src: local('Microsoft YaHei');
    font-display: swap;
}

@font-face {
    font-family: 'Microsoft JhengHei';
    src: local('Microsoft JhengHei');
    font-display: swap;
}

@font-face {
    font-family: 'PingFang SC';
    src: local('PingFang SC');
    font-display: swap;
}

@font-face {
    font-family: 'PingFang TC';
    src: local('PingFang TC');
    font-display: swap;
}

/* 语言特定的字体大小调整 */
[lang="zh-cn"] h1, [lang="zh-tw"] h1 {
    font-size: 2.2rem;
    line-height: 1.3;
}

[lang="zh-cn"] h2, [lang="zh-tw"] h2 {
    font-size: 1.8rem;
    line-height: 1.4;
}

[lang="zh-cn"] h3, [lang="zh-tw"] h3 {
    font-size: 1.4rem;
    line-height: 1.5;
}

[lang="zh-cn"] p, [lang="zh-tw"] p {
    font-size: 1rem;
    line-height: 1.6;
}

/* 葡萄牙语字体大小 */
[lang="pt"] h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

[lang="pt"] h2 {
    font-size: 2rem;
    line-height: 1.3;
}

[lang="pt"] h3 {
    font-size: 1.6rem;
    line-height: 1.4;
}

[lang="pt"] p {
    font-size: 1.1rem;
    line-height: 1.5;
}

/* 移动端字体大小调整 */
@media (max-width: 768px) {
    [lang="zh-cn"] h1, [lang="zh-tw"] h1 {
        font-size: 1.8rem;
    }
    
    [lang="zh-cn"] h2, [lang="zh-tw"] h2 {
        font-size: 1.5rem;
    }
    
    [lang="zh-cn"] h3, [lang="zh-tw"] h3 {
        font-size: 1.2rem;
    }
    
    [lang="pt"] h1 {
        font-size: 2rem;
    }
    
    [lang="pt"] h2 {
        font-size: 1.7rem;
    }
    
    [lang="pt"] h3 {
        font-size: 1.4rem;
    }
}