:root{font-family:system-ui,sans-serif;color:#102342;background:#f4f7ff}*{box-sizing:border-box}body{margin:0}header,footer{max-width:960px;margin:auto;padding:28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}main{max-width:850px;margin:24px auto;background:white;padding:40px;border-radius:20px;border:1px solid #dce5f5}a{color:#1662f5}h1{font-size:clamp(28px,5vw,42px);line-height:1.15}h2{margin-top:32px}p{line-height:1.8}form{padding:16px 0;border-bottom:1px solid #dce5f5}label{display:block;line-height:1.8}button,.button{display:inline-block;background:#1662f5;color:white;border:0;padding:13px 20px;border-radius:9px;margin:12px 0;font-size:16px;text-decoration:none;cursor:pointer}code{overflow-wrap:anywhere}.badge{background:#e4f6ec;color:#17653d;padding:12px;border-radius:10px;font-weight:bold}footer{font-size:13px}@media(max-width:650px){main{margin:12px;padding:24px}}