/* 主站顶栏（创作独立页复用）：尺寸/字体/背景与主站首页顶栏保持一致，不依赖 Tailwind。 */
#site-header{display:contents}
/* 主站顶栏（创作独立页复用）：尺寸/字体/背景与主站首页顶栏保持一致，不依赖 Tailwind。 */
:root{--site-header-height:89px}
@media(max-width:767px){:root{--site-header-height:61px}}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.4);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.5);
  font-family:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Microsoft YaHei",sans-serif;
  color:#1B2A31;
}
.site-header *{box-sizing:border-box}
.site-header-inner{display:flex;align-items:center;gap:20px;padding:20px 40px;min-height:89px}

.site-header .site-brand{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap;text-decoration:none;font-size:30px;font-weight:700;line-height:1.35;color:#5399A0}
.site-header .site-brand img{display:block;width:auto;height:40px;margin-right:2px;flex-shrink:0}
.site-header .site-brand span{color:#1B2A31;font-family:"Noto Serif SC","Songti SC",serif;overflow:hidden;text-overflow:ellipsis}
.site-header .site-brand em{font-style:normal;font-weight:700;color:#5399A0}

.site-header .site-nav{display:flex;align-items:center;gap:12px;margin-left:auto;flex-wrap:wrap;font-size:14px;font-weight:500;color:rgba(27,42,49,.8)}
.site-header .site-nav a{color:inherit;text-decoration:none;white-space:nowrap;transition:color .18s;display:inline-flex;align-items:center;gap:5px}
.site-header .site-nav a i{font-size:12px;color:#5399A0;opacity:.72}
.site-header .site-nav a:hover i,.site-header .site-nav a.is-active i{opacity:1}
.site-header .site-nav a:hover,.site-header .site-nav a.is-active{color:#5399A0}

.site-header .site-account{position:relative;display:flex;align-items:center;gap:10px;margin-left:6px;flex-shrink:0}
.site-header .site-login-btn{border:0;background:#07C160;color:#fff;border-radius:10px;padding:8px 16px;font-size:14px;font-weight:700;text-decoration:none;cursor:pointer;white-space:nowrap;line-height:1.4}
.site-header .site-login-btn:hover{background:#06ad56}
.site-header .site-user-btn{display:flex;align-items:center;gap:8px;border:1px solid #dbe7e3;background:#fff;border-radius:22px;padding:5px 10px 5px 6px;color:#233d3c;font-size:14px;cursor:pointer;max-width:190px;line-height:1.4}
.site-header .site-avatar{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#5399A0;color:#fff;font-size:13px;font-weight:700;flex-shrink:0;overflow:hidden}
.site-header .site-avatar img{width:100%;height:100%;object-fit:cover;display:block}
.site-header .site-user-name{max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.site-header .site-caret{font-size:11px;opacity:.65}

.site-header .site-user-menu{position:absolute;right:0;top:calc(100% + 10px);z-index:90;min-width:200px;padding:6px;background:#fff;border:1px solid #e2e8e4;border-radius:12px;box-shadow:0 18px 40px rgba(20,54,45,.16);display:none}
.site-header .site-user-menu.is-open{display:block}
.site-header .site-user-menu a,.site-header .site-user-menu button{display:block;width:100%;text-align:left;border:0;background:none;border-radius:8px;padding:9px 11px;font-size:13px;color:#233d3c;text-decoration:none;cursor:pointer}
.site-header .site-user-menu a:hover,.site-header .site-user-menu button:hover{background:#f2f8f5}
.site-header .site-user-menu hr{border:0;border-top:1px solid #eef2ef;margin:5px 4px}
.site-header .site-user-menu .is-danger{color:#b0453a}
.site-header .site-menu-meta{padding:8px 11px;font-size:11px;color:#8a9799;line-height:1.6;border-bottom:1px solid #f0f4f1;margin-bottom:4px}

.site-header .site-mobile-toggle{display:none;align-items:center;justify-content:center;width:40px;height:40px;margin-left:auto;border:1px solid #e0e9e4;border-radius:10px;background:#fff;color:#1B2A31;font-size:20px;cursor:pointer;line-height:1}
.site-header .site-mobile-panel{display:none;position:absolute;left:0;right:0;top:100%;z-index:85;background:#fff;border-bottom:1px solid #e2e8e4;box-shadow:0 18px 32px rgba(20,54,45,.1);padding:14px 20px 18px}
.site-header .site-mobile-panel.is-open{display:block}
.site-header .site-mobile-panel a{display:block;padding:10px 4px;font-size:14px;color:#233d3c;text-decoration:none;border-bottom:1px solid #f2f5f2}
.site-header .site-mobile-panel a:last-of-type{border-bottom:0}
.site-header .site-mobile-panel .site-mobile-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.site-header .site-mobile-panel .site-mobile-actions a,.site-header .site-mobile-panel .site-mobile-actions button{display:inline-flex;align-items:center;justify-content:center;border:1px solid #dbe7e3;border-radius:10px;padding:9px 14px;background:#fff;font-size:13px;font-weight:700;color:#31594c;text-decoration:none;cursor:pointer}
.site-header .site-mobile-panel .site-mobile-actions .primary{background:#5399A0;border-color:#5399A0;color:#fff}

@media(max-width:767px){
  .site-header-inner{padding:12px 16px;gap:10px;min-height:61px}
  .site-header .site-nav{display:none}
  .site-header .site-user-name,.site-header .site-caret{display:none}
  .site-header .site-user-btn{padding:0;border:0;background:transparent;border-radius:50%}
  .site-header .site-brand{font-size:20px}
  .site-header .site-brand img{height:32px}
  .site-header .site-account{margin-left:auto}
  .site-header .site-mobile-toggle{display:inline-flex;width:34px;height:34px;border:0;background:transparent;font-size:20px}
  .site-header .site-user-name{max-width:72px}
}
@media(min-width:1024px){
  .site-header .site-nav{font-size:15px;gap:16px}
}