body{color:#111827;background:#f8fafc;margin:0;font-family:system-ui,sans-serif;line-height:1.5}main{background:#fff;border-radius:1rem;max-width:42rem;margin:4rem auto;padding:1.5rem;box-shadow:0 20px 80px #0f172a14}h1{margin-bottom:1rem;font-size:clamp(2rem,4vw,3rem)}p{margin:.75rem 0}