*{box-sizing:border-box}body{margin:0;background:#f3f6f8;color:#18334b;font:16px/1.6 Arial,sans-serif}header{padding:30px max(24px,calc((100% - 1100px)/2));background:#17324b;color:white}header a{color:white;font-size:24px;font-weight:bold;text-decoration:none}header p{margin:6px 0}main{max-width:1148px;margin:45px auto;padding:0 24px}h1{font-size:34px;margin-bottom:8px}nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:30px}.card{display:block;background:white;border:1px solid #cddde5;border-radius:12px;padding:28px;text-decoration:none;color:#18334b}.card:hover{border-color:#176e75;box-shadow:0 4px 18px #17324b12}h2{font-size:23px;line-height:1.35;margin-top:0}.card span{display:block;margin-top:24px;color:#176e75;font-weight:bold}a:focus-visible{outline:3px solid #c89d34;outline-offset:4px}.back{margin-top:35px}.back a{color:#176e75}@media(max-width:700px){nav{grid-template-columns:1fr}main{margin-top:28px}}