/* 字体异步加载（font-display:swap），不阻塞首屏 */
@font-face{font-family:'DM Sans';font-style:normal;font-weight:400;font-display:swap;src:url("fonts/dm-sans-400.woff2") format("woff2")}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:500;font-display:swap;src:url("fonts/dm-sans-500.woff2") format("woff2")}
@font-face{font-family:'DM Sans';font-style:normal;font-weight:700;font-display:swap;src:url("fonts/dm-sans-700.woff2") format("woff2")}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url("fonts/jetbrains-mono-400.woff2") format("woff2")}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:500;font-display:swap;src:url("fonts/jetbrains-mono-500.woff2") format("woff2")}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:700;font-display:swap;src:url("fonts/jetbrains-mono-700.woff2") format("woff2")}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:400;font-display:swap;src:url("fonts/noto-sans-sc-400.woff2") format("woff2")}
@font-face{font-family:'Noto Sans SC';font-style:normal;font-weight:700;font-display:swap;src:url("fonts/noto-sans-sc-700.woff2") format("woff2")}