/**
 * 免费商用字体
 * - 阿里巴巴普惠体 3.0 (OFL-1.1，可免费商用)
 * - 思源黑体 Source Han Sans SC (SIL Open Font License)
 * - 思源宋体 Source Han Serif SC (SIL Open Font License)
 */

@font-face {
  font-family: 'Alibaba PuHuiTi';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url('https://cdn.jsdelivr.net/npm/c1-alibaba-puhui-ti@1.0.0/fonts/AlibabaPuHuiTi-3-55-Regular.woff2') format('woff2');
}

@font-face {
  font-family: 'Alibaba PuHuiTi';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url('https://cdn.jsdelivr.net/npm/c1-alibaba-puhui-ti@1.0.0/fonts/AlibabaPuHuiTi-3-85-Bold.woff2') format('woff2');
}

@font-face {
  font-family: 'Source Han Sans SC';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/noto-sans-sc@5.2.5/chinese-simplified-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Source Han Sans SC';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/noto-sans-sc@5.2.5/chinese-simplified-700-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Source Han Serif SC';
  font-style: normal;
  font-display: swap;
  font-weight: 400;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/noto-serif-sc@5.2.5/chinese-simplified-400-normal.woff2') format('woff2');
}

@font-face {
  font-family: 'Source Han Serif SC';
  font-style: normal;
  font-display: swap;
  font-weight: 700;
  src: url('https://cdn.jsdelivr.net/fontsource/fonts/noto-serif-sc@5.2.5/chinese-simplified-700-normal.woff2') format('woff2');
}

:root {
  --font-sans: 'Alibaba PuHuiTi', 'Source Han Sans SC', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
  --font-serif: 'Source Han Serif SC', 'Songti SC', serif;
}

html,
body {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}