.pg-board {
  display: grid;
  grid-template-columns: repeat(var(--pg-n, 7), 1fr);
  gap: 5px;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  padding: 10px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.25);
}

.pg-cell {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pg-cell--void {
  visibility: hidden;
}

.pg-slot {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  font-weight: 800;
  font-size: clamp(0.6rem, 2.4vw, 1rem);
  transition: transform 0.08s ease;
}

.pg-slot--empty {
  background: rgba(255, 255, 255, 0.04);
  border-style: dashed;
}

.pg-slot--peg {
  background: radial-gradient(circle at 35% 30%, #c4b5fd, #7c5cf0);
  color: #14082e;
}

.pg-slot--sel {
  outline: 3px solid #ffb347;
  transform: scale(1.05);
}

.pg-slot--target {
  background: rgba(126, 242, 155, 0.25);
  border: 2px solid rgba(126, 242, 155, 0.7);
}