:root{color-scheme:dark;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:#0b1220;color:#e8eef7}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,#183252,#0b1220 58%)}.card{width:min(760px,100%);padding:clamp(28px,6vw,64px);border:1px solid #2c4763;border-radius:24px;background:#101d2d;box-shadow:0 24px 80px #0006}.eyebrow{color:#6ed6b0;letter-spacing:.12em;text-transform:uppercase;font-weight:700;font-size:.82rem}h1{font-size:clamp(2rem,6vw,4rem);line-height:1.05;margin:12px 0 20px}h2{margin-top:28px}p{line-height:1.7;color:#b9c8d8}a{color:#79c8ff}nav{display:flex;gap:24px;margin-top:32px;flex-wrap:wrap}.prose h1{font-size:clamp(2rem,5vw,3rem)}