:root {
  --bg: #17150f;
  --panel: #211e16;
  --line: #3a3526;
  --text: #f1ebdc;
  --muted: #a69e88;
  --accent: #d97757;
  --accent-ink: #1a0f0a;
  --radius: 14px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.55; }
#app { max-width: 1180px; margin: 0 auto; padding: 0 20px 40px; }
a { color: var(--accent); }
.top { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; border-bottom: 1px solid var(--line); }
.brand { color: var(--text); font-weight: 700; font-size: 1.15rem; text-decoration: none; letter-spacing: .02em; }
.lang button { background: none; border: 1px solid var(--line); color: var(--muted); padding: 4px 10px; cursor: pointer; font: inherit; }
.lang button:first-child { border-radius: 8px 0 0 8px; }
.lang button:last-child { border-radius: 0 8px 8px 0; border-left: 0; }
.lang button.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.hero { padding: 48px 0 16px; }
.hero h1, h1 { font-size: 2.2rem; margin: 0 0 8px; }
.hero p, .lead { color: var(--muted); max-width: 60ch; }
.section { margin: 32px 0 12px; font-size: 1rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.card, .version { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card h2 { margin-top: 0; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; font-size: .8rem; color: var(--muted); }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 10px; padding: 8px 16px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn.ghost { background: none; color: var(--muted); border: 1px solid var(--line); padding: 4px 10px; font-size: .85rem; margin-bottom: 8px; }
.back { display: inline-block; margin: 20px 0 0; text-decoration: none; }
.versions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 24px 0; }
.version h3 { margin: 0 0 8px; }
.version dl { display: grid; grid-template-columns: auto 1fr; gap: 2px 12px; margin: 0 0 12px; font-size: .9rem; }
.version dt { color: var(--muted); }
.version dd { margin: 0; }
.frame { aspect-ratio: 9 / 16; background: #000; border: 1px solid var(--line); border-radius: 10px; display: grid; place-items: center; overflow: hidden; }
.frame iframe { width: 100%; height: 100%; border: 0; background: #fff; }
.pending { color: var(--muted); }
.notes { font-size: .88rem; color: var(--muted); }
.prompt-box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; }
.prompt-box summary { cursor: pointer; font-weight: 600; }
.prompt { white-space: pre-wrap; word-break: break-word; color: var(--muted); font-size: .88rem; }
.foot { margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }
.error { color: #e57373; }
@media (max-width: 860px) { .versions { grid-template-columns: 1fr; } }