.checkers-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem 0 2.5rem;
}

.checkers-status {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--paper);
  text-align: center;
  min-height: 1.4em;
}

.checkers-board {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  width: min(480px, 92vw);
  aspect-ratio: 1;
  border: 3px solid var(--line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-drip);
}

.checkers-square {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  padding: 0;
  cursor: default;
}

.checkers-square.light {
  background: var(--surface-2);
}

.checkers-square.dark {
  background: var(--ink-2);
}

.checkers-square.dark:not(:disabled) {
  cursor: pointer;
}

.checkers-square.legal-destination::after {
  content: "";
  position: absolute;
  inset: 30%;
  border-radius: 999px;
  background: var(--spray-acid);
  opacity: 0.45;
  box-shadow: 0 0 12px 3px rgba(182, 255, 60, 0.55);
}

.checkers-square.selected {
  box-shadow: inset 0 0 0 0.15rem var(--ink), inset 0 0 0 0.3rem var(--spray-cyan);
}

.checkers-piece {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 76%;
  height: 76%;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: clamp(1rem, 4.5vw, 1.7rem);
  line-height: 1;
  user-select: none;
  box-shadow: 0 3px 8px -2px rgba(0, 0, 0, 0.6);
}

.checkers-piece.red {
  background: linear-gradient(145deg, var(--spray-pink), #a30f39);
  color: var(--paper);
  border: 2px solid rgba(255, 255, 255, 0.25);
}

.checkers-piece.black {
  background: var(--ink);
  color: var(--spray-cyan);
  border: 2px solid var(--spray-cyan);
}

.checkers-piece.king {
  box-shadow: 0 0 0 3px var(--spray-yellow), 0 3px 8px -2px rgba(0, 0, 0, 0.6);
}

.checkers-controls {
  display: flex;
  gap: 0.75rem;
}