:root{color-scheme:dark;--bg:#080A0D;--panel:#0D1015;--panel2:#12161C;--panel3:#171C23;--text:#F5F7FA;--body:#C7CDD5;--muted:#9098A3;--blue:#6EA8FF;--brand:#5C7CFA;--line:rgba(255,255,255,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font:16px/1.8 Arial,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}button{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.wrap{width:min(1200px,calc(100% - 48px));margin-inline:auto}.skip{position:absolute;top:-100px;left:12px;z-index:1000;padding:8px 14px;background:#fff;color:#111}.skip:focus{top:10px}.site-header{position:relative;z-index:30;background:rgba(8,10,13,.96);border-bottom:1px solid var(--line)}.header-row{height:74px;display:grid;grid-template-columns:1fr auto 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