#board {
  display: grid;
  grid-template-columns: repeat(var(--cols), var(--cell-w));
  grid-template-rows: repeat(var(--rows), var(--cell-h));
  gap: 4px;
  margin: 12px auto;
  width: max-content;
  max-width: 100%;
  touch-action: manipulation;
}
.cell {
  width: var(--cell-w);
  height: var(--cell-h);
  background: var(--cell-bg);
  border: 1px solid var(--cell-border);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: var(--cell-font-size);
  cursor: pointer;
  user-select: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  background-size: cover;
  background-position: center;
  position: relative;
}
.cell.empty { background-image: url(../assets/terrain/grass.png); background-size: 100% 100%; background-position: center; }
.cell:not(.empty):not(.water) { background-image: url(../assets/terrain/grass.png); background-size: 100% 100%; background-position: center; }
/* Вода: текстура; пока нет файла — синий фон как запасной вариант */
.cell.water { background-color: var(--water-bg); background-image: url(../assets/terrain/water.png); cursor: not-allowed; }

.cell.target {
  z-index: 1;
}

.cell.target::before {
  content: "";
  position: absolute;
  inset: calc(var(--cell-outline) * -1);
  border: var(--cell-outline) dashed var(--cell-target);
  border-radius: 13px;
  pointer-events: none;
  z-index: 1;
}

.cell.selected {
  z-index: 3;
}

.cell.selected::after {
  content: "";
  position: absolute;
  inset: calc(var(--cell-outline) * -1);
  border: var(--cell-outline) solid var(--cell-selected);
  border-radius: 13px;
  pointer-events: none;
  z-index: 2;
}