/* 使用系统字体，避免下载问题 */
/* Inter 字体回退到系统字体 */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: local('Inter Light'), local('Inter-Light'), 
       local('SF Pro Display'), local('Helvetica Neue'), 
       local('Arial'), sans-serif;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: local('Inter'), local('Inter-Regular'), 
       local('SF Pro Display'), local('Helvetica Neue'), 
       local('Arial'), sans-serif;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: local('Inter Medium'), local('Inter-Medium'), 
       local('SF Pro Display'), local('Helvetica Neue'), 
       local('Arial'), sans-serif;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: local('Inter SemiBold'), local('Inter-SemiBold'), 
       local('SF Pro Display'), local('Helvetica Neue'), 
       local('Arial'), sans-serif;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: local('Inter Bold'), local('Inter-Bold'), 
       local('SF Pro Display'), local('Helvetica Neue'), 
       local('Arial'), sans-serif;
}

/* Noto Serif SC 字体回退到系统字体 */
@font-face {
  font-family: 'Noto Serif SC';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: local('Noto Serif SC'), local('NotoSerifSC-Regular'), 
       local('PingFang SC'), local('Hiragino Sans GB'), 
       local('Microsoft YaHei'), local('SimSun'), serif;
}

@font-face {
  font-family: 'Noto Serif SC';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: local('Noto Serif SC Medium'), local('NotoSerifSC-Medium'), 
       local('PingFang SC'), local('Hiragino Sans GB'), 
       local('Microsoft YaHei'), local('SimSun'), serif;
}

@font-face {
  font-family: 'Noto Serif SC';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: local('Noto Serif SC SemiBold'), local('NotoSerifSC-SemiBold'), 
       local('PingFang SC'), local('Hiragino Sans GB'), 
       local('Microsoft YaHei'), local('SimSun'), serif;
}

@font-face {
  font-family: 'Noto Serif SC';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: local('Noto Serif SC Bold'), local('NotoSerifSC-Bold'), 
       local('PingFang SC'), local('Hiragino Sans GB'), 
       local('Microsoft YaHei'), local('SimSun'), serif;
}