/* Inter - 本地 TTF 字体 */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('Inter-300.ttf') format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('Inter-400.ttf') format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('Inter-500.ttf') format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url('Inter-700.ttf') format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url('Inter-700.ttf') format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 800;
    font-display: swap;
    src: url('Inter-700.ttf') format('truetype');
}

/* Noto Sans SC - 使用系统回退字体（CJK 字体过大不适合完整本地加载） */
@font-face {
    font-family: 'Noto Sans SC';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: local('Noto Sans SC Light'), local('NotoSansSC-Light'),
         local('Microsoft YaHei Light'), local('PingFang SC Light');
}
@font-face {
    font-family: 'Noto Sans SC';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: local('Noto Sans SC'), local('NotoSansSC-Regular'),
         local('Microsoft YaHei'), local('PingFang SC');
}
@font-face {
    font-family: 'Noto Sans SC';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('NotoSansSC-500.ttf') format('truetype'),
        local('Noto Sans SC Medium'), local('NotoSansSC-Medium'),
        local('Microsoft YaHei'), local('PingFang SC Medium');
}
@font-face {
    font-family: 'Noto Sans SC';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: local('Noto Sans SC Bold'), local('NotoSansSC-Bold'),
         local('Microsoft YaHei Bold'), local('PingFang SC Semibold');
}
@font-face {
    font-family: 'Noto Sans SC';
    font-style: normal;
    font-weight: 900;
    font-display: swap;
    src: local('Noto Sans SC Black'), local('NotoSansSC-Black'),
         local('Microsoft YaHei Bold'), local('PingFang SC Semibold');
}