@font-face {
  font-family: 'STSongti-SC-Black';
  src: url('./simsun.woff2');
  font-display: swap; /* 关键：避免字体加载时页面空白 */
}

@font-face {
  font-family: 'SourceHanSansCN-Normal';
  src: url('./SourceHanSansCN-Normal.woff2');
  font-display: swap; /* 关键：避免字体加载时页面空白 */
  font-weight: 300;
}

@font-face {
  font-family: 'SourceHanSansCN-Medium';
  src: url('./SourceHanSansCN-Medium.woff2');
  font-display: swap; /* 关键：避免字体加载时页面空白 */
  font-weight: 500;
}

@font-face {
  font-family: 'SourceHanSansCN-Bold';
  src: url('./SourceHanSansCN-Bold.woff2');
  font-display: swap; /* 关键：避免字体加载时页面空白 */
  font-weight: 700;
}

@font-face {
  font-family: 'SourceHanSansCN-Regular';
  src: url('./SourceHanSansCN-Regular.woff2');
  font-display: swap; /* 关键：避免字体加载时页面空白 */
  font-weight: 400;
}