:root{font-family:system-ui,sans-serif;color:#272c22;background:#f6f5ef;line-height:1.6}body{margin:0}header,main,footer{max-width:850px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #d5d7ca}header img{width:130px;height:auto}nav{display:flex;flex-wrap:wrap;gap:18px}a{color:#465b32;text-underline-offset:3px}h1{font-size:clamp(1.7rem,5vw,2.4rem);line-height:1.15}h2{font-size:1.2rem;margin-top:28px}.button{display:inline-block;background:#2e3828;color:white;padding:12px 20px;border-radius:8px;text-decoration:none}footer{font-size:.9rem;border-top:1px solid #d5d7ca}li{margin-bottom:8px}@media(max-width:500px){header,main,footer{padding:18px}header{align-items:flex-start;flex-direction:column}header img{width:110px}}