:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:#203128;background:#f5f6f0}
*{box-sizing:border-box}body{margin:0}header{padding:20px max(20px,calc((100vw - 780px)/2));background:#203b2d;color:white}
header a{color:inherit;text-decoration:none;font-size:21px;font-weight:750}main{max-width:780px;margin:32px auto;padding:32px;background:#fff;border:1px solid #dce3d8;border-radius:22px;line-height:1.65}
h1{font-size:clamp(27px,5vw,38px);line-height:1.2}h2{font-size:20px;margin-top:28px}p,li{color:#495a4d}a{color:#275d34}main,footer{overflow-wrap:anywhere}footer{display:flex;flex-wrap:wrap;gap:18px;max-width:780px;margin:0 auto 40px;padding:0 18px;font-size:14px}
@media(max-width:820px){main{margin:16px;padding:22px 18px;border-radius:16px}}
@media(max-width:400px){h1{font-size:25px}}