:root{--navy: #1b2a5e;--navy-2: #2c3f86;--blue: #3550d9;--orange: #f5a623;--ink: #12152b;--muted: #5d6280;--line: #e4e6ef;--bg: #f7f8fc;--card: #ffffff;--ok: #1f9d55;--danger: #c53030;--radius: 16px}*{box-sizing:border-box}html,body,#root{margin:0;height:100%}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:var(--blue)}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit}.nav{display:flex;align-items:center;justify-content:space-between;max-width:1120px;margin:0 auto;padding:18px 20px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--navy);text-decoration:none;font-size:18px}.brand .mark{min-width:42px;height:34px;padding:0 6px;border-radius:10px;background:var(--navy);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px;white-space:nowrap;letter-spacing:-.02em}.brand .mark b{color:var(--orange)}.nav .links{display:flex;gap:10px;align-items:center}.btn{border:0;border-radius:999px;padding:11px 20px;font-weight:600;background:var(--navy);color:#fff}.btn:hover{background:var(--navy-2)}.btn.ghost{background:transparent;color:var(--navy);border:1px solid var(--line)}.btn.orange{background:var(--orange);color:var(--ink)}.btn:disabled{opacity:.55;cursor:default}.hero{max-width:980px;margin:0 auto;padding:56px 20px 30px;text-align:center}.hero h1{font-size:clamp(32px,6vw,60px);line-height:1.08;letter-spacing:-.03em;margin:0 0 18px;font-weight:800}.hero h1 .hl{background:linear-gradient(90deg,var(--blue),#6f86ff);-webkit-background-clip:text;background-clip:text;color:transparent}.hero p.sub{font-size:clamp(16px,2.2vw,20px);color:var(--muted);margin:0 auto 30px;max-width:760px}.tabs{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:14px}.tab{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:12px;padding:9px 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