:root{--ink:#16131a;--mute:#94a3b8;--cobalt:#38bdf8}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#0c1222;color:#e2e8f0;min-height:100vh}
.banner{margin:0;padding:.55rem 1rem;text-align:center;font-size:11px;letter-spacing:.06em;text-transform:uppercase;background:#020617;color:#cbd5e1}
main{max-width:760px;margin:0 auto;padding:1.5rem 1rem 3rem}
header{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1rem}
.eyebrow{margin:0 0 .35rem;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cobalt)}
h1{margin:0;font-family:Georgia,serif;font-size:2rem;color:#fff}
.lede{margin:.5rem 0 0;color:var(--mute);max-width:28rem;line-height:1.5}
.hud strong{display:block;font-size:1.3rem;color:#fff}
#game{width:100%;max-width:720px;height:auto;display:block;border-radius:1rem;border:1px solid #334155;background:#111827;touch-action:manipulation}
button{margin-top:1rem;border:0;background:#2563eb;color:#fff;font:inherit;font-weight:700;padding:.7rem 1.1rem;border-radius:999px;cursor:pointer}
footer{text-align:center;padding:0 1rem 2rem;font-size:.8rem;color:#64748b}footer a{color:var(--cobalt)}