:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#171b18;background:#fff}*{box-sizing:border-box}body{margin:0}main,header,footer{max-width:760px;padding:24px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid #edf0ed}nav{display:flex;gap:18px;flex-wrap:wrap}a{color:#157b58;text-underline-offset:4px}h1{font-size:clamp(32px,6vw,48px);letter-spacing:-1.5px;line-height:1.1}h2{font-size:22px;margin-top:36px}p,li{font-size:17px;line-height:1.7;color:#454d46}.meta{font-size:14px;color:#727a74}footer{border-top:1px solid #edf0ed;font-size:14px;line-height:1.8}strong{color:#171b18}@media(max-width:430px){header{align-items:flex-start;flex-direction:column}main,header,footer{padding:20px}}