/*!
 * 本地字体文件 - 替代 Google Fonts CDN
 * 使用系统字体作为回退，无外部依赖
 */

/* 定义字体变量 - 优先使用本地字体，然后使用系统回退 */
:root {
    /* Source Sans Pro 的最佳系统回退 */
    --font-primary: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Playfair Display (衬线字体) 的最佳系统回退 */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
}

/* Source Sans Pro 字体定义 */
@font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: local('Source Sans Pro Light');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: local('Source Sans Pro Regular');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: 'Source Sans Pro';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: local('Source Sans Pro Semibold');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Playfair Display 字体定义 */
@font-face {
    font-family: 'Playfair Display';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: local('Playfair Display Bold');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}