.board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.algo-panel {
  background: var(--bg);
  border: 1px solid var(--grid);
  border-radius: 8px;
  padding: 10px 12px 12px 12px;
  display: flex;
  flex-direction: column;
}

.algo-panel.dim {
  opacity: 0.35;
  filter: saturate(0.4);
}

.algo-panel .head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 6px;
}
.algo-panel .name {
  font-weight: 700; color: var(--title); font-size: 14px;
}
.algo-panel .complexity {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10px; color: var(--muted);
}
.algo-panel .ops {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11px; color: var(--text); margin-top: 2px;
}
.algo-panel .ops .done {
  display: inline-block; margin-left: 8px;
  color: var(--accent); font-weight: 700;
}

.algo-panel canvas {
  width: 100%;
  height: 140px;
  display: block;
  border-radius: 4px;
  background: var(--bg-soft);
  margin-top: 6px;
}

.controls .checks label {
  cursor: pointer;
}