body{color:#172b4d;background:#f4f7fb;margin:2rem;font-family:system-ui,sans-serif;line-height:1.6}main{max-width:56rem;margin:auto}button{font:inherit;cursor:pointer;padding:.8rem 1.2rem}section{overflow-wrap:anywhere;background:#fff;margin-top:2rem;padding:1rem}[role=alert]{color:#8a1220}main{background:#fff;border-top:6px solid #176b83;border-radius:18px;margin:4rem auto;padding:2.5rem;box-shadow:0 12px 50px #172b4d12}h1{letter-spacing:-.04em;font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.2}h2{font-size:1.2rem}.badge{letter-spacing:.14em;color:#176b83;font-size:.75rem;font-weight:750}button{color:#fff;background:#176b83;border:0;border-radius:8px}button:disabled{opacity:.5;cursor:default}@media (width<=600px){body{margin:1rem}main{margin:1rem auto;padding:1.3rem}}