:root{--ink:#17211b;--muted:#6d766f;--line:#e2e7e2;--green:#1c6b45;--lime:#c9ef5c;--paper:#f5f7f4;--white:#fff;--danger:#a53c35}*{box-sizing:border-box}body{margin:0;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);letter-spacing:0}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}.brand-mark{display:grid;place-items:center;width:38px;height:38px;background:var(--lime);color:#173c28;font-weight:900;border-radius:4px}.brand-mark.large{width:56px;height:56px;font-size:24px}.topbar{height:72px;background:#13251c;color:#fff;display:flex;align-items:center;padding:0 5vw;gap:48px}.brand{display:flex;align-items:center;gap:12px;font-weight:800}.brand small{display:block;color:#91a095;font-weight:400;font-size:11px;margin-top:3px}.topbar nav{display:flex;gap:8px;flex:1}.topbar nav a{padding:10px 14px;color:#a9b5ad;font-size:14px}.topbar nav a:hover,.topbar nav a.active{color:#fff}.topbar 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