:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#14213d;background:#f4f8ff}*{box-sizing:border-box}body{margin:0;padding:32px 16px}.shell{width:min(920px,100%);margin:auto}.brand{margin-bottom:20px}.brand strong{font-size:1.4rem}.card{background:#fff;border:1px solid #dbe5f3;border-radius:18px;padding:clamp(20px,4vw,34px);box-shadow:0 18px 50px #14213d12}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}label{display:grid;gap:6px;font-weight:700}input{width:100%;padding:11px 12px;border:1px solid #cbd7e8;border-radius:10px;font:inherit}h1,h2{margin-top:0}h2{margin-top:28px;font-size:1.05rem}.requirements{display:grid;gap:7px;padding:0;list-style:none}.requirements li{display:flex;justify-content:space-between;gap:20px;padding:8px 0;border-bottom:1px solid #eef2f7}.pass{color:#137a4d}.fail{color:#b42318}.notice{padding:13px 15px;border-radius:12px;margin:16px 0}.error{background:#fff0f0;border:1px solid #f5b9b5;color:#8c1d18}.success{background:#ecfdf3;border:1px solid #abefc6;color:#067647}.muted{color:#667085;font-size:.9rem}.button{display:inline-flex;padding:11px 17px;border:0;border-radius:10px;background:#246bfd;color:#fff;font-weight:800;font:inherit;cursor:pointer}code{overflow-wrap:anywhere}@media(max-width:700px){.grid{grid-template-columns:1fr}}