.shared-site-header{
  height:80px;
  display:flex;
  align-items:center;
  gap:26px;
  padding:0 max(30px,calc((100vw - 1220px)/2));
  position:sticky;
  top:0;
  z-index:40;
  background:rgba(246,242,233,.94);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(32,49,43,.16);
  color:#20312b;
  font-family:"Microsoft YaHei","PingFang SC",sans-serif;
}
.shared-site-header .shared-brand{
  font:600 18px "Songti SC","STSong","SimSun",serif;
  letter-spacing:.08em;
  white-space:nowrap;
  margin-right:auto;
}
.shared-site-header nav{display:flex;align-items:center;gap:21px}
.shared-site-header nav a{
  font-size:12px;
  white-space:nowrap;
  padding:28px 0 24px;
  border-bottom:2px solid transparent;
}
.shared-site-header nav a[aria-current=page]{color:#d77c68;border-color:#d77c68}
.shared-site-header .shared-account{
  border:1px solid #244c3c;
  border-radius:999px;
  padding:8px 14px;
  font-size:11px;
  white-space:nowrap;
}
.shared-site-header a{text-decoration:none;color:inherit}

@media(max-width:920px){
  .shared-site-header{
    height:auto;
    min-height:72px;
    padding:14px 18px;
    gap:10px 16px;
    flex-wrap:wrap;
  }
  .shared-site-header .shared-brand{order:1;margin-right:0;min-width:0}
  .shared-site-header .shared-actions{order:2;margin-left:auto}
  .shared-site-header nav{
    order:3;
    width:100%;
    overflow-x:auto;
    gap:17px;
    padding-bottom:2px;
    scrollbar-width:none;
  }
  .shared-site-header nav::-webkit-scrollbar{display:none}
  .shared-site-header nav a{padding:5px 0 7px}
}

@media(max-width:420px){
  .shared-site-header{padding:12px 14px}
  .shared-site-header .shared-brand{font-size:16px;letter-spacing:.03em}
  .shared-site-header .shared-account{padding:7px 10px}
}

/* 全站公开页面的品牌字形：优先使用现代中文字体，避免旧宋体的廉价感 */
.shared-site-header,.shared-site-header .shared-brand{font-family:"Microsoft YaHei UI","PingFang SC","Microsoft YaHei",sans-serif}.shared-site-header .shared-brand{font-weight:600;letter-spacing:.06em}body:has(.shared-site-header) h1,body:has(.shared-site-header) h2,body:has(.shared-site-header) h3{font-family:"STZhongsong","Source Han Serif SC","Noto Serif CJK SC","Microsoft YaHei UI","Microsoft YaHei",sans-serif!important;letter-spacing:-.025em}