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#ffffff14;position:sticky;top:0}.site-header-inner{align-items:center;gap:32px;height:64px;display:flex}.site-logo{color:#fff;flex-shrink:0;align-items:center;gap:10px;display:flex}.site-logo-cn{color:var(--color-ink-soft);border-left:1px solid #ffffff38;padding-left:10px;font-size:15px;font-weight:600}.site-nav{flex:1;gap:4px;display:flex}.site-nav-link{border-radius:var(--radius-sm);color:var(--color-ink-soft);padding:8px 14px;font-size:15px;transition:color .15s,background .15s}.site-nav-link:hover{color:#fff;background:#ffffff14}.site-nav-link.active{color:#fff;background:#1677ff47;font-weight:600}.site-header-actions{flex-shrink:0;align-items:center;gap:12px;display:flex}.site-lang-switch{border-radius:var(--radius-sm);border:1px solid var(--color-ink-faint);color:var(--color-ink-soft);padding:8px 12px;font-size:14px;line-height:1;transition:color .15s,border-color 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