:root{--ink:#172236;--green:#438b38}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:#f4f6f7;color:var(--ink);line-height:1.8}a{color:var(--green);text-underline-offset:3px}a:focus-visible{outline:3px solid #55c43d;outline-offset:4px}header,footer{max-width:1000px;margin:auto;padding:24px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}header img{width:160px;height:auto;display:block}main{max-width:900px;margin:8px auto 32px;padding:40px;background:white;border:1px solid #e1e7e8;border-radius:16px}h1{font-size:clamp(28px,5vw,42px);line-height:1.15;letter-spacing:-1px;margin:0 0 24px}h2{font-size:19px;line-height:1.4;margin:30px 0 10px}p{font-size:14px;margin:12px 0;color:#536170}footer{font-size:12px}nav{display:flex;flex-wrap:wrap;gap:20px}@media(max-width:640px){main{margin:0 16px 24px;padding:24px}header,footer{padding:20px}header img{width:140px}}