*{box-sizing:border-box}body{margin:0;background:#f3f6fa;color:#102443;font:16px/1.8 Arial,sans-serif}header,main,footer{max-width:900px;margin:auto;padding:28px}header{display:flex;justify-content:space-between;gap:20px;align-items:center}a{color:#bd470b;text-underline-offset:4px}header a{font-size:14px}.brand{font-size:24px;font-weight:800;text-decoration:none;color:#102443}.brand span{color:#d94d00}main{background:#fff;border:1px solid #dfe6ef;border-radius:20px;padding:40px;margin-bottom:30px}h1{font-size:clamp(30px,5vw,44px);line-height:1.2;letter-spacing:-1px}h2{font-size:21px;margin-top:32px}p,li{color:#506178}aside{background:#fff2e7;border:1px solid #f0c5a5;padding:18px 22px;border-radius:12px;color:#853909}aside strong{display:block}nav{display:flex;flex-wrap:wrap;gap:18px}footer{font-size:13px}a:focus-visible{outline:3px solid #d94d00;outline-offset:4px}@media(max-width:600px){header,main,footer{padding:22px}main{margin:0 14px 20px}h1{font-size:30px}}