.empty-board {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
}
.empty-board::before {
  content: "OX";
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 7px;
  border-radius: 14px;
  background: var(--soft);
  color: var(--violet);
  font-size: 12px;
  font-weight: 800;
}
.empty-board strong { font-size: 16px; }
.empty-board span { color: var(--muted); font-size: 12px; }