:root{color-scheme:light dark;font-family:system-ui,sans-serif;background:#0e1727;color:#eef3fa}body{margin:0;padding:32px 20px}main{max-width:760px;margin:10vh auto}.brand{color:#a8c5fa;letter-spacing:.15em;font-size:.8rem}h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.12}p{line-height:1.7;color:#c5d0e0}section{border:1px solid #344258;border-radius:16px;padding:20px 28px;margin:32px 0}h2{font-size:1.2rem}a{color:#a8c5fa}footer{color:#a2afc1;font-size:.85rem;margin-top:40px}