*{box-sizing:border-box}body{margin:0;background:#f5f3ee;color:#252c29;font:17px/1.7 system-ui,-apple-system,sans-serif}header,main,footer{max-width:960px;margin:auto;padding:28px}header{display:flex;justify-content:space-between;gap:20px;align-items:center;border-bottom:1px solid #d9dfd8}a{color:#245941;text-underline-offset:4px}nav{display:flex;flex-wrap:wrap;gap:18px;font-size:14px}.brand{font-size:23px;font-weight:750;text-decoration:none;letter-spacing:.03em}.eyebrow{color:#586a5d;font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}h1{font-size:clamp(32px,5vw,51px);line-height:1.15;letter-spacing:-.035em;margin:18px 0 24px}h2{font-size:24px;line-height:1.3;margin-top:35px}.lead{font-size:21px;color:#4d5d51;max-width:760px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:32px 0}.card,.note{background:white;border:1px solid #dce2d9;border-radius:15px;padding:22px}.card h2{font-size:19px;margin:0 0 12px}.card p{font-size:15px;margin:0}.note{background:#eaf0e7}footer{border-top:1px solid #d9dfd8;font-size:14px;color:#536156}code{overflow-wrap:anywhere;font-size:.85em}li{margin:8px 0}:focus-visible{outline:3px solid #c38a2d;outline-offset:4px}@media(max-width:650px){header{display:block}nav{margin-top:12px}.cards{grid-template-columns:1fr}header,main,footer{padding:22px}}