*{box-sizing:border-box}body{margin:0;background:#f5f7f3;color:#213d35;font:17px/1.75 system-ui,sans-serif}header,main,footer{max-width:850px;margin:auto;padding:28px}header a{font-weight:750}a{color:#175e47}h1{font-size:clamp(2rem,6vw,3.5rem);line-height:1.12;letter-spacing:-.04em;margin:20px 0 44px}h2{font-size:1.2rem;margin-top:32px}main{background:white;border:1px solid #dde7df;border-radius:18px;padding:38px}p{margin-top:8px}footer{font-size:.9rem}nav{display:flex;gap:20px;flex-wrap:wrap}@media print{body{background:white}main{border:0}header,footer{display:none}}