:root {
  --bg: #040a04;
  --panel: #0a140a;
  --ink: #c8f0c8;
  --muted: #5f8f5f;
  --accent: #44ff88;
  --line: #123a12;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 16px 48px;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.hd-579b84 {
  max-width: 1060px;
  margin: 0 auto;
  padding: 32px 0 20px;
  border-bottom: 1px solid var(--line);
}

h1 { margin: 0; font-size: 30px; letter-spacing: 0.02em; }
.sub-579b84 { margin: 4px 0 0; color: var(--muted); }

.wrap-579b84 {
  max-width: 1060px;
  margin: 0 auto;
  padding-top: 24px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 28px;
  align-items: start;
}

canvas {
  width: 100%;
  height: auto;
  display: block;
  background: #040a04;
  border: 1px solid var(--line);
  border-radius: 0px;
  touch-action: none;
}

.hud-579b84 {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 14px;
}

.hud-579b84 b { color: var(--ink); font-variant-numeric: tabular-nums; }
.on-579b84 { margin-left: auto; }

.keys-579b84 { color: var(--muted); font-size: 14px; }
.keys-579b84 b { color: var(--accent); font-weight: 600; }

.side-579b84 {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0px;
  padding: 16px 18px;
}

.side-579b84 h2 {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}

.side-579b84 p { font-size: 14px; color: var(--muted); }
.side-579b84 p + h2 { margin-top: 22px; }
.side-579b84 a, footer a { color: var(--accent); }

#b4d9a {
  margin: 0 0 4px;
  padding-left: 22px;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

#b4d9a li { margin-bottom: 3px; }
.none-579b84 { list-style: none; margin-left: -22px; color: var(--muted); }
.sc-579b84 { float: right; color: var(--accent); }

.solo-579b84 {
  max-width: 1060px;
  margin: 0 auto;
  padding-top: 24px;
}

.prose-579b84 { max-width: 62ch; }
.prose-579b84 h2 { font-size: 18px; margin: 26px 0 8px; }
.prose-579b84 h2:first-child { margin-top: 0; }
.prose-579b84 p { color: var(--muted); }

footer {
  max-width: 1060px;
  margin: 40px auto 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 800px) {
  .wrap-579b84 { grid-template-columns: minmax(0, 1fr); }
}