:root{color-scheme:dark;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#e6edf3;background:#0d1117;font-size:17px;line-height:1.65}*{box-sizing:border-box}body{margin:0}header,main,footer{max-width:760px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;gap:24px;border-bottom:1px solid #293541}a{color:#7dd3fc;text-underline-offset:4px}header a{text-decoration:none;font-weight:600}main{padding-top:64px;padding-bottom:64px}h1{font-size:clamp(2.1rem,7vw,3.3rem);line-height:1.1;letter-spacing:-.035em;margin:12px 0 28px}h2{font-size:1.3rem;line-height:1.3;margin-top:36px}.eyebrow{font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;color:#a4b6c5}.lead{font-size:1.15rem}.note{border-left:3px solid #38bdf8;padding:12px 20px;background:#142330;margin:32px 0}footer{font-size:.85rem;border-top:1px solid #293541;color:#a4b6c5}li{margin:8px 0}:focus-visible{outline:3px solid #38bdf8;outline-offset:5px}@media(max-width:480px){main{padding-top:40px}header,main,footer{padding-left:20px;padding-right:20px}}