/* Western chess diagrams */
.diag-western {
  align-items: center;
  display: flex;
  flex-direction: column;
  min-width: 300px;
}

.diag-western-cnv-wrapper {
  --background-color: rgb(128, 80, 64);
  --dark-square-color: rgb(181, 136, 99);
  --light-square-color: rgb(240, 217, 181);
  align-items: center;
  aspect-ratio: 1 / 1;
  background-color: var(--background-color);
  display: flex;
  justify-content: center;
  min-width: 240px;
  width: 60%;
  user-select: none;
  -webkit-user-select: none;
}

.diag-western-cnv-wrapper[data-diag-type="variation"] {
  --background-color: rgb(78, 110, 126);
  --dark-square-color: rgb(140, 162, 173);
  --light-square-color: rgb(222, 227, 230);
}

.western-board {
  --num-cols: 8;
  --num-rows: 8;
  aspect-ratio: 1 / 1;
  background: conic-gradient(
    var(--dark-square-color) 0.25turn,
    var(--light-square-color) 0.25turn 0.5turn,
    var(--dark-square-color) 0.5turn 0.75turn,
    var(--light-square-color) 0.75turn
  );
  background-size: 25% 25%;
  background-repeat: round;
  position: relative;
  width: 90%;
}

.western-square-container {
  background-size: contain;
  display: flex;
  flex-direction: row;
  height: calc(100% / var(--num-rows));
  position: absolute;
  width: calc(100% / var(--num-cols));
}

.western-row-coordinate-text {
  font-size: 7px;
  line-height: 1.5;
  margin-left: 0.2rem;
}

.western-col-coordinate-text {
  align-self: end;
  font-size: 7px;
  line-height: 1.5;
  margin-left: 0.2rem;
}

.western-white-pawn {
  background-image: url("../images/pieces/western/wP.svg");
}

.western-white-knight {
  background-image: url("../images/pieces/western/wN.svg");
}

.western-white-bishop {
  background-image: url("../images/pieces/western/wB.svg");
}

.western-white-rook {
  background-image: url("../images/pieces/western/wR.svg");
}

.western-white-queen {
  background-image: url("../images/pieces/western/wQ.svg");
}

.western-white-king {
  background-image: url("../images/pieces/western/wK.svg");
}

.western-black-pawn {
  background-image: url("../images/pieces/western/bP.svg");
}

.western-black-knight {
  background-image: url("../images/pieces/western/bN.svg");
}

.western-black-bishop {
  background-image: url("../images/pieces/western/bB.svg");
}

.western-black-rook {
  background-image: url("../images/pieces/western/bR.svg");
}

.western-black-queen {
  background-image: url("../images/pieces/western/bQ.svg");
}

.western-black-king {
  background-image: url("../images/pieces/western/bK.svg");
}