/* Inter 字体 - 本地版本 */
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: local('Inter Light'), local('Inter-Light'),
         url('data:application/font-woff2;charset=utf-8;base64,') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: local('Inter Regular'), local('Inter-Regular'),
         url('data:application/font-woff2;charset=utf-8;base64,') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: local('Inter Medium'), local('Inter-Medium'),
         url('data:application/font-woff2;charset=utf-8;base64,') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: local('Inter SemiBold'), local('Inter-SemiBold'),
         url('data:application/font-woff2;charset=utf-8;base64,') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: local('Inter Bold'), local('Inter-Bold'),
         url('data:application/font-woff2;charset=utf-8;base64,') format('woff2');
}

/* 如果本地没有Inter字体，使用系统字体作为fallback */
:root {
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}