/* ============================================================
 * SHUXINGVIP 自托管字体系统 — 完全排除版权风险
 * ============================================================
 * 字体清单及授权：
 *   - Inter:      SIL Open Font License 1.1 (OFL), 自托管
 *   - 阿里巴巴普惠体 3.0: 阿里巴巴永久免费商用授权, 自托管
 *   - JetBrains Mono: SIL Open Font License 1.1 (OFL), 自托管
 *
 * ⛔ 红线：绝不使用以下字体（任何形式）：
 *   - 方正系列 (FZ*)、汉仪系列 (HY*)
 *   - PingFang SC / 苹方 (Apple 专有)
 *   - Microsoft YaHei / 微软雅黑 (方正授权, 不可做 Web Font)
 *   - San Francisco / -apple-system 关键字 (Apple 专有)
 *   - Helvetica Neue (商业授权)
 *   - Cascadia Code (Microsoft 专有)
 *   - Consolas (Microsoft 专有)
 *   - SF Mono (Apple 专有)
 *   - 任何未明确标注"免费可商用"的字体
 * ============================================================ */

/* ---- Inter (Latin) — OFL ---- */
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-300-normal.woff2') format('woff2');
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-500-normal.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-600-normal.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-700-normal.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/inter-latin-800-normal.woff2') format('woff2');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* ---- 阿里巴巴普惠体 3.0 (中文) — 永久免费商用 ---- */
@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-55-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-65-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Alibaba PuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-85-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

/* ---- JetBrains Mono (等宽/代码) — OFL ---- */
@font-face {
    font-family: 'JetBrains Mono';
    src: url('../fonts/jetbrains-mono-latin-400-normal.woff') format('woff');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'JetBrains Mono';
    src: url('../fonts/jetbrains-mono-latin-500-normal.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'JetBrains Mono';
    src: url('../fonts/jetbrains-mono-latin-700-normal.woff') format('woff');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}