:root {
  --bg: #0b0b0d;
  --panel: #141418;
  --line: #26262d;
  --text: #e8e6df;
  --muted: #8a8894;
  --alive: #ffc73a;
  --mine: #4fd1ff;
  --queued: #ff8a3a;
  --sel: #5cff8a;
  --doomed: #ff4d5e;
  --dead: #1a1a1f;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--mono); }
a { color: var(--alive); }
header { text-align: center; padding: 28px 16px 8px; }
h1 { margin: 0; font-size: 34px; letter-spacing: 0.18em; font-weight: 700; }
.tag { margin: 6px 0 0; color: var(--muted); font-size: 13px; letter-spacing: 0.08em; }
.banner { margin: 14px auto 0; max-width: 720px; padding: 10px 14px; border: 1px solid var(--line); background: var(--panel); color: var(--alive); font-size: 13px; }

.stats { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; padding: 16px; }
.stat { background: var(--panel); border: 1px solid var(--line); padding: 10px 16px; min-width: 130px; display: flex; flex-direction: column; }
.stat.big { border-color: var(--alive); min-width: 200px; }
.stat .label { color: var(--muted); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }
.stat .value { font-size: 22px; margin-top: 2px; }
.stat.big .value { font-size: 30px; color: var(--alive); }
.stat .unit { color: var(--muted); font-size: 11px; }

main { display: flex; gap: 20px; justify-content: center; align-items: flex-start; padding: 8px 16px 40px; flex-wrap: wrap; }
.boardwrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }
canvas { width: min(640px, 92vw); height: min(640px, 92vw); image-rendering: pixelated; border: 1px solid var(--line); background: var(--dead); cursor: crosshair; touch-action: manipulation; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; font-size: 11px; color: var(--muted); }
.legend .sw { display: inline-block; width: 10px; height: 10px; margin-right: 5px; vertical-align: -1px; border: 1px solid transparent; }
.sw.alive { background: var(--alive); }
.sw.mine { background: var(--mine); }
.sw.queued { border-color: var(--queued); }
.sw.sel { border-color: var(--sel); }
.sw.doomed { background: #3a1418; border-color: var(--doomed); }
.sw.dead { background: #000; }
.hover { font-size: 12px; color: var(--muted); height: 16px; }

.panel { width: 360px; max-width: 92vw; display: flex; flex-direction: column; gap: 16px; }
.panel > div { background: var(--panel); border: 1px solid var(--line); padding: 14px; }
h2 { margin: 0 0 8px; font-size: 13px; letter-spacing: 0.14em; }
.hint { color: var(--muted); font-size: 12px; margin: 0 0 10px; line-height: 1.5; }
.row { display: flex; justify-content: space-between; font-size: 13px; padding: 3px 0; }
.row .label { color: var(--muted); }
.mono { font-family: var(--mono); }
.btns { display: flex; gap: 6px; margin: 8px 0; }
button { font-family: var(--mono); font-size: 13px; letter-spacing: 0.08em; padding: 10px 12px; border: 1px solid var(--line); background: #1c1c22; color: var(--text); cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--text); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.primary { width: 100%; background: var(--alive); color: #111; border-color: var(--alive); font-weight: 700; }
button.ghost { flex: 1; font-size: 11px; padding: 8px 6px; }
.status { min-height: 18px; font-size: 12px; color: var(--muted); white-space: pre-wrap; }
.status.err { color: var(--doomed); }
.status.ok { color: var(--sel); }
.rules ol { padding-left: 18px; margin: 0; font-size: 12px; line-height: 1.6; color: #c9c7c0; }
.fine { color: var(--muted); font-size: 11px; margin: 10px 0 0; }
[hidden] { display: none !important; }

/* v2: leaderboard, crowns, feed */
.leaders { list-style: none; padding: 0; margin: 0; font-size: 12px; }
.leaders li { display: flex; justify-content: space-between; padding: 4px 0; border-bottom: 1px solid var(--line); }
.leaders li:last-child { border-bottom: none; }
.leaders li.mine { color: var(--mine); }
.dim { color: var(--muted); font-weight: 400; letter-spacing: 0; }
.gold { color: var(--alive); }
.feed { width: min(640px, 92vw); font-size: 11px; color: var(--muted); line-height: 1.6; min-height: 60px; }
.feed div:last-child { color: var(--text); }
button.mint { margin-top: 8px; font-size: 11px; }
button.burn { flex: none; padding: 3px 8px; margin-left: 6px; font-size: 10px; }
.gallery { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.gallery figure { margin: 0; width: 100px; }
.gallery img { width: 100px; height: 110px; display: block; border: 1px solid var(--line); }
.gallery figcaption { font-size: 9px; color: var(--muted); line-height: 1.4; margin-top: 3px; }
.btnlink { display: inline-block; padding: 3px 8px; font-size: 10px; text-decoration: none; color: var(--text); border: 1px solid var(--line); margin-left: 6px; }