:root{color-scheme:dark;font-family:Inter,system-ui,-apple-system,sans-serif;background:#080808;color:#f5f5f5}*{box-sizing:border-box}body{margin:0}header,main,footer{width:min(760px,calc(100% - 40px));margin-inline:auto}header{padding:32px 0 18px;border-bottom:1px solid #2a2a2a}main{padding:40px 0;line-height:1.7}footer{padding:24px 0 40px;border-top:1px solid #2a2a2a;color:#aaa}h1{font-size:clamp(2rem,6vw,3.5rem);line-height:1.05}h2{margin-top:2rem}a{color:#fff;text-decoration-thickness:1px;text-underline-offset:3px}.brand{font-weight:700;text-decoration:none}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-block;padding:12px 18px;border-radius:999px;background:#831918;text-decoration:none}.muted{color:#bbb}nav{display:flex;flex-wrap:wrap;gap:18px;margin-top:16px}