:root{--bg:#eef0f4;--ink:#1b1e26;--muted:#7c828f;--line:rgba(27,30,38,.1);--glass:rgba(255,255,255,.72);--blue:#2563bd;--blue-bg:#e8f0fb;--green:#137a52;--green-bg:#e6f4ec;--amber:#9a6a07;--amber-bg:#fbf1dd;--violet:#6a4bbf;--violet-bg:#eeeafb;--red:#c0392f;--red-bg:#fbe9e7;--radius:16px;--shadow:0 1px 2px rgba(22,26,34,.04),0 8px 28px rgba(22,26,34,.06)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font:14px/1.6 -apple-system,PingFang TC,Helvetica Neue,sans-serif;color:var(--ink);background:var(--bg)}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;background:radial-gradient(700px 420px at 8% 0%,rgba(37,99,189,.08),transparent 60%),radial-gradient(600px 400px at 92% 12%,rgba(106,75,191,.07),transparent 60%),radial-gradient(700px 500px at 50% 100%,rgba(19,122,82,.06),transparent 60%)}a{color:var(--blue)}.shell{display:grid;grid-template-columns:236px 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