:root{--bg:#0a0a0a;--fg:#fafafa;--muted:#a1a1aa;--accent:#6366f1}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}main{min-height:100dvh;display:grid;place-items:center;padding:1.5rem}.hero{text-align:center;max-width:36rem}.hero h1{font-size:clamp(2.5rem,8vw,4.5rem);letter-spacing:-.03em;font-weight:700}.hero p{margin-top:1rem;font-size:clamp(1rem,3vw,1.25rem);color:var(--muted)}.cta{display:inline-block;margin-top:2rem;padding:.75rem 1.75rem;border-radius:9999px;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;transition:opacity .15s ease}.cta:hover{opacity:.85}