body{color:#172033;background:#f6f7fb;margin:0;font-family:Arial,sans-serif}main{max-width:960px;margin:auto;padding:80px 24px}h1{letter-spacing:-.05em;font-size:clamp(2.5rem,7vw,4.5rem)}p{color:#526079;line-height:1.7}a{color:#304bd6}nav{justify-content:space-between;gap:24px;display:flex}section{background:#fff;border:1px solid #e3e7ef;border-radius:18px;margin-top:48px;padding:32px}.button{color:#fff;background:#304bd6;border-radius:10px;padding:14px 22px;text-decoration:none;display:inline-block}