body{margin:0;background:#edf1e9;color:#183e35;font-family:Arial,sans-serif}main{max-width:1000px;margin:10vh auto;padding:24px}h1{font-size:clamp(28px,5vw,48px)}p{line-height:1.8}section{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:40px 0}article{padding:32px;background:white;border-radius:24px}nav{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}a{background:#183e35;color:white;text-decoration:none;padding:14px 18px;border-radius:10px}footer{font-size:13px;color:#667268}@media(max-width:650px){section{grid-template-columns:1fr}}