/* Issue #20: フリースペース画面の基盤。後続機能と既存画面のスタイルを分離する。 */
.soudaFreeSpace {
  width: calc(100% - 32px);
  max-width: 600px;
  margin: 12px auto 0;
  box-sizing: border-box;
}

.soudaFreeSpace-stage {
  --soudaFreeSpace-background-color: #e7f5e9;
  --soudaFreeSpace-background-image: none;
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  isolation: isolate;
  box-sizing: border-box;
  border: 1px solid #c8d8ca;
  border-radius: 16px;
  background: var(--soudaFreeSpace-background-color);
}

.soudaFreeSpace-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
}

.soudaFreeSpace-backgroundLayer {
  z-index: 0;
  pointer-events: none;
  background-color: var(--soudaFreeSpace-background-color);
  background-image: var(--soudaFreeSpace-background-image);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.soudaFreeSpace-stage.is-placeholderBackground .soudaFreeSpace-backgroundLayer::before,
.soudaFreeSpace-stage.is-placeholderBackground .soudaFreeSpace-backgroundLayer::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.soudaFreeSpace-stage.is-placeholderBackground .soudaFreeSpace-backgroundLayer::before {
  left: 0;
  right: 0;
  bottom: 0;
  height: 30%;
  background: #d8c29b;
  border-top: 2px solid rgb(101 78 43 / 18%);
}

.soudaFreeSpace-stage.is-placeholderBackground .soudaFreeSpace-backgroundLayer::after {
  top: 8%;
  left: 8%;
  width: 32%;
  height: 24%;
  border: 5px solid #fff;
  border-radius: 4px;
  background:
    linear-gradient(90deg, transparent 48%, #fff 48% 52%, transparent 52%),
    linear-gradient(transparent 48%, #fff 48% 52%, transparent 52%),
    #bce1f5;
  box-shadow: 0 2px 8px rgb(41 67 83 / 18%);
}

.soudaFreeSpace-decorationLayer {
  pointer-events: none;
}

.soudaFreeSpace-rearDecorationLayer {
  z-index: 1;
}

.soudaFreeSpace-characterLayer {
  z-index: 2;
  pointer-events: none;
}

.soudaFreeSpace-frontDecorationLayer {
  z-index: 3;
}

.soudaFreeSpace-uiLayer {
  z-index: 4;
  padding:
    max(12px, env(safe-area-inset-top))
    max(12px, env(safe-area-inset-right))
    max(12px, env(safe-area-inset-bottom))
    max(12px, env(safe-area-inset-left));
  pointer-events: none;
}

.soudaFreeSpace-uiLayer > * {
  pointer-events: auto;
}

.soudaFreeSpace-item {
  position: absolute;
  left: var(--soudaFreeSpace-x, 50%);
  top: var(--soudaFreeSpace-y, 50%);
  width: var(--soudaFreeSpace-size, 20%);
  aspect-ratio: 1 / 1;
  transform:
    translate(-50%, -50%)
    rotate(var(--soudaFreeSpace-rotation, 0deg));
  transform-origin: center;
  user-select: none;
  -webkit-user-drag: none;
}

.soudaFreeSpace-itemImage {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.soudaFreeSpace-itemFallback {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  font-size: clamp(1.5rem, 8vw, 4.5rem);
  line-height: 1;
}

.soudaFreeSpace-itemImage + .soudaFreeSpace-itemFallback {
  display: none;
}

.soudaFreeSpace-item.is-imageMissing .soudaFreeSpace-itemImage {
  display: none;
}

.soudaFreeSpace-item.is-imageMissing .soudaFreeSpace-itemFallback {
  display: grid;
}

@media (max-width: 360px) {
  .soudaFreeSpace-stage {
    border-radius: 12px;
  }
}