:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:#090b16;color:#f4f4f8;font:16px/1.8 system-ui,sans-serif}main{max-width:900px;margin:auto;padding:32px 24px 60px}header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}a{color:#4be0ce}h1{font-size:clamp(30px,6vw,48px);line-height:1.25}h2{margin-top:38px}h3{margin-bottom:6px;color:#e8edf8}p{color:#bac3d6}section{padding:12px 0 36px;border-bottom:1px solid #30384b;scroll-margin-top:20px}footer{padding-top:26px;font-size:14px}nav{font-size:14px}