:root {
  --ground: #0b0e14; --surface: #121722; --line: rgba(255,255,255,0.10);
  --ink: #eef2f7; --ink2: #a3aec0; --ink3: #6b7788;
  --rec: #ff4d57; --mint: #3ee0c0; --gold: #ffd36a;
  --display: "Syne", "Avenir Next", sans-serif;
  --body: "Hanken Grotesk", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--body); font-size: 17px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 920px; margin: 0 auto; padding: 24px max(16px, env(safe-area-inset-left)) 48px max(16px, env(safe-area-inset-right)); }
.top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 40px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-family: var(--display); font-weight: 800; font-size: 1.3rem; }
.brand img { border-radius: 10px; }
.eyebrow { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--rec); margin: 0 0 8px; }
h1 { font-family: var(--display); font-weight: 800; font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.05; margin: 0; letter-spacing: -0.01em; text-wrap: balance; }
h2 { font-family: var(--display); font-weight: 700; font-size: 1.25rem; margin: 0 0 6px; }
.lead { color: var(--ink2); font-size: 1.1rem; max-width: 56ch; margin: 16px 0 0; }
.hint { color: var(--ink3); font-size: 0.9rem; margin: 12px 0 0; }
.challenge { border: 1px solid var(--mint); border-radius: 18px; padding: 24px; margin-bottom: 40px; background: var(--surface); }
.challenge .eyebrow { color: var(--mint); }
.code { font-family: var(--mono); font-weight: 600; font-size: clamp(2rem, 10vw, 3.6rem); letter-spacing: 0.22em; color: var(--gold); margin: 18px 0 4px; user-select: all; }
.hero { padding-bottom: 36px; border-bottom: 1px solid var(--line); }
.stores { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.store { display: inline-flex; flex-direction: column; gap: 2px; text-decoration: none; padding: 12px 20px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); font-weight: 700; min-width: 170px; }
.store small { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink3); font-weight: 400; }
.store[aria-disabled="true"] { opacity: 0.65; pointer-events: none; }
.games { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.game { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: var(--surface); }
.game p { margin: 0; color: var(--ink2); font-size: 0.95rem; }
.privacy-note { padding: 36px 0; border-bottom: 1px solid var(--line); }
.privacy-note p { color: var(--ink2); margin: 0; max-width: 64ch; }
.foot { display: flex; flex-wrap: wrap; gap: 20px; padding-top: 28px; color: var(--ink3); font-size: 0.9rem; }
.foot a { color: var(--ink2); }
.doc h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); }
.doc h2 { margin-top: 32px; }
.doc p, .doc li { color: var(--ink2); max-width: 70ch; }
.doc .date { font-family: var(--mono); font-size: 12px; color: var(--ink3); }
@media (max-width: 720px) { .games { grid-template-columns: 1fr; } }