/* A cast bronze cash coin: metal faces, a transparent square hole, and 3D walls. */
.coin-result.iching-coin-stage {
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 110px;
  overflow: hidden;
  contain: layout paint;
}
.iching-coin-board {
  --coin-size: 64px;
  --coin-thickness: 4px;
  --coin-gap: clamp(8px, 3%, 14px);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--coin-gap);
  width: 100%;
  min-width: 0;
  min-height: 110px;
  padding-inline: 4px;
}
.is-ready .iching-coin-board { --coin-size: 80px; }
.iching-coin-slot {
  position: relative;
  display: block;
  width: var(--coin-size);
  height: 110px;
  flex: 0 0 var(--coin-size);
  perspective: 460px;
  perspective-origin: 50% 35%;
}
.iching-coin-carrier {
  display: block;
  position: absolute;
  inset: 17px 0 auto;
  width: var(--coin-size);
  height: var(--coin-size);
  transform: translate3d(0, 7px, 0);
  transform-style: preserve-3d;
}
.iching-coin-body {
  display: block;
  position: relative;
  width: 100%;
  height: 100%;
  transform: rotateX(56deg) rotateY(var(--coin-result-turn)) rotateZ(var(--coin-rest-angle));
  transform-style: preserve-3d;
}
.iching-coin-face {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.iching-coin-face--front { transform: translateZ(calc(var(--coin-thickness) / 2)); }
.iching-coin-face--back { transform: rotateY(180deg) translateZ(calc(var(--coin-thickness) / 2)); }
.iching-coin-engraving {
  font-family: 'Batang', 'Songti SC', 'Noto Serif CJK KR', 'Times New Roman', serif;
  font-size: 18px;
  font-weight: 700;
  text-anchor: middle;
}
.iching-coin-edge {
  position: absolute;
  top: 50%;
  left: 50%;
  width: calc(var(--coin-size) * .068);
  height: var(--coin-thickness);
  margin-left: calc(var(--coin-size) * -.034);
  margin-top: calc(var(--coin-thickness) / -2);
  background: linear-gradient(to bottom, #f0d390, #a97d3d 28%, #725022 55%, #c59f57 77%, #6b491e);
  transform: rotateZ(var(--edge-angle)) translateY(calc(var(--coin-size) * -.489)) rotateX(90deg);
  backface-visibility: visible;
}
.iching-coin-hole-wall {
  position: absolute;
  top: 50%;
  left: 50%;
  width: calc(var(--coin-size) * .2);
  height: var(--coin-thickness);
  margin-left: calc(var(--coin-size) * -.1);
  margin-top: calc(var(--coin-thickness) / -2);
  background: linear-gradient(to bottom, #50371a, #b08645 42%, #795222);
  backface-visibility: visible;
}
.iching-coin-hole-wall--top { transform: translateY(calc(var(--coin-size) * -.1)) rotateX(90deg); }
.iching-coin-hole-wall--bottom { transform: translateY(calc(var(--coin-size) * .1)) rotateX(90deg); }
.iching-coin-hole-wall--left { transform: rotateZ(90deg) translateY(calc(var(--coin-size) * .1)) rotateX(90deg); }
.iching-coin-hole-wall--right { transform: rotateZ(90deg) translateY(calc(var(--coin-size) * -.1)) rotateX(90deg); }
.iching-coin-shadow {
  display: block;
  position: absolute;
  left: 2px;
  top: 63px;
  width: calc(var(--coin-size) - 4px);
  height: 9px;
  border-radius: 50%;
  background: #02050c;
  box-shadow: 0 3px 5px rgba(0, 0, 0, .6);
  filter: blur(2px);
  opacity: .43;
}
.iching-coin-value {
  position: absolute;
  top: 82px;
  inset-inline: 0;
  color: var(--gold, #d9bc79);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  text-align: center;
}
.iching-coin-total {
  position: absolute;
  top: 82px;
  left: min(calc(50% + var(--coin-size) * 1.5 + var(--coin-gap) + 8px), calc(100% - 34px));
  color: var(--muted, #b6bbcb);
  font-size: 14px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  min-width: 30px;
}
.is-casting .iching-coin-value,
.is-casting .iching-coin-total { visibility: hidden; }
.is-casting .iching-coin-carrier,
.is-casting .iching-coin-body,
.is-casting .iching-coin-shadow { will-change: transform, opacity; }
@media (max-width: 380px) {
  .iching-coin-board { --coin-size: 52px; --coin-thickness: 3.5px; --coin-gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .is-casting .iching-coin-carrier,
  .is-casting .iching-coin-body,
  .is-casting .iching-coin-shadow { will-change: auto; }
}