:root{--bg: #0b0c10;--fg: #e8eef2;--muted: #a7b1ba;--card: #15171c;--accent: #6ee7ff}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--fg);background:radial-gradient(1200px 800px at 20% -10%,#1b1f27 0%,var(--bg) 60%)}.wrap{max-width:880px;margin:0 auto;padding:6rem 1.25rem}h1{font-size:clamp(2.5rem,6vw,5rem);line-height:1.05;margin:.25rem 0;background:linear-gradient(90deg,var(--fg),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}.tag{color:var(--muted);margin-top:.25rem}.card{background:var(--card);border:1px solid #232631;border-radius:20px;padding:1.5rem;margin-top:2rem;box-shadow:0 10px 40px #00000040}code{background:#0f1115;border:1px solid #232631;border-radius:6px;padding:.1rem .35rem}footer{color:var(--muted);margin-top:3rem;font-size:.9rem}