:root{color-scheme:light;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#203c37;background:#f6f7f3}*{box-sizing:border-box}body{margin:0}main{max-width:850px;margin:auto;padding:24px 20px 60px}header{display:flex;gap:20px;justify-content:space-between;align-items:center;flex-wrap:wrap;border-bottom:1px solid #e0e6dc;padding-bottom:16px}nav{display:flex;gap:18px;flex-wrap:wrap}a{color:#19695b;text-underline-offset:4px;padding:10px 0;display:inline-block}h1{font-size:clamp(24px,5vw,34px);line-height:1.5;margin:24px 0 12px}h2{font-size:20px;line-height:1.5;margin:0 0 12px}p{font-size:16px;line-height:1.9;margin:12px 0;overflow-wrap:anywhere}section{background:white;padding:22px;border:1px solid #e0e6dc;border-radius:16px;margin:20px 0}.banner{padding:16px;background:#f9ecd3;border-radius:12px;line-height:1.8}.small{font-size:13px;color:#647268}footer{border-top:1px solid #e0e6dc;margin-top:24px;padding-top:12px}a:focus-visible{outline:3px solid #19695b;outline-offset:4px}@media(max-width:480px){main{padding:18px 14px 36px}section{padding:18px}}