:root{--bg:#fbfbfb;--surface:#ffffff;--ink:#1a1a1a;--ink-2:#6b6b6b;--ink-3:#9b9b9b;--line:#ececec;--line-2:#e4e4e2;--blue:#266df0;--blue-ink:#1b4fb0;--blue-bg:#eaf1fe;--green:#1d9e75;--green-bg:#e1f5ee;--amber-bg:#faeeda;--amber-ink:#854f0b;--radius-sm:8px;--radius:12px;--radius-lg:16px}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--ink)}body{font-family:Inter,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}a{color:inherit}.wrap{max-width:880px;margin:0 auto;padding:0 24px}nav{border-bottom:1px solid var(--line);background:rgba(251,251,251,.85);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:-webkit-sticky;position:sticky;top:0;z-index:10}.nav-inner{max-width:880px;margin:0 auto;padding:0 24px;height:56px;justify-content:space-between}.brand,.nav-inner{display:flex;align-items:center}.brand{gap:9px;font-weight:600;font-size:15px}.brand .mark{width:26px;height:26px;border-radius:7px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:15px}.brand .dim{color:var(--ink-3);font-weight:400}.nav-right{display:flex;align-items:center;gap:6px}.nav-link{font-size:13.5px;color:var(--ink-2);padding:7px 11px;border-radius:var(--radius-sm);text-decoration:none}.nav-link:hover{background:#f1f1ef;color:var(--ink)}.btn-signin{font-size:13.5px;color:#fff;background:var(--ink);padding:8px 14px;border-radius:var(--radius-sm);text-decoration:none}.hero{text-align:center;padding:52px 0 14px}.hero .eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--blue-ink);background:var(--blue-bg);padding:5px 12px;border-radius:99px;margin-bottom:18px}.hero h1{font-size:30px;font-weight:600;letter-spacing:-.5px}.hero p.sub{font-size:15.5px;color:var(--ink-2);margin-top:9px}.assistant{background:var(--surface);border:1px solid 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