/* Fira Sans / Fira Mono — 本地化自 php.net，仅保留 woff2 */
@font-face {
    font-family: 'Fira Sans';
    font-weight: 400;
    font-style: normal;
    font-display: swap;
    src: url('fira/FiraSans-Book.woff2') format('woff2');
}
@font-face {
    font-family: 'Fira Sans';
    font-weight: 400;
    font-style: italic;
    font-display: swap;
    src: url('fira/FiraSans-BookItalic.woff2') format('woff2');
}
@font-face {
    font-family: 'Fira Sans';
    font-weight: 500;
    font-style: normal;
    font-display: swap;
    src: url('fira/FiraSans-Medium.woff2') format('woff2');
}
@font-face {
    font-family: 'Fira Sans';
    font-weight: 500;
    font-style: italic;
    font-display: swap;
    src: url('fira/FiraSans-MediumItalic.woff2') format('woff2');
}
@font-face {
    font-family: 'Fira Mono';
    font-weight: 400;
    font-style: normal;
    font-display: swap;
    src: url('fira/FiraMono-Regular.woff2') format('woff2');
}
@font-face {
    font-family: 'Fira Mono';
    font-weight: 700;
    font-style: normal;
    font-display: swap;
    src: url('fira/FiraMono-Bold.woff2') format('woff2');
}