.az-board {
  display: grid;
  grid-template-columns: repeat(10, 38px);
  gap: 2px;
  margin: 14px auto;
  width: max-content;
  background: #1b2138;
  padding: 8px;
  border-radius: 12px;
}
.az-cell {
  width: 38px;
  height: 38px;
  background: #2b3354;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  cursor: pointer;
  user-select: none;
}
.az-cell.w { background: #f4f6ff; color: #222; }
.az-cell.b { background: #222a44; color: #fff; }
.az-cell.x { background: #11162a; box-shadow: inset 0 0 0 4px #444c6e; }
.az-cell.sel { outline: 3px solid #ffd93d; }
.az-cell.move { box-shadow: inset 0 0 0 3px #6bcb77; }
.az-cell.shoot { box-shadow: inset 0 0 0 3px #ff6b6b; }