/* サイコロ */
[hidden] { display: none !important; }

.dc-card { display: flex; flex-direction: column; padding: 1rem 1.25rem 1.25rem; }

.dc-stage {
  --ts: 96px; --gap: 14px;
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; align-content: center;
  gap: var(--gap); padding: 1rem 0.5rem; min-height: 190px;
}

.dc-die {
  width: var(--ts); height: var(--ts); flex: none;
  display: flex; align-items: center; justify-content: center; position: relative;
  background: #fff; color: #1e293b; border: 2px solid #94a3b8; border-radius: calc(var(--ts) * 0.18);
  box-shadow: 0 2px 0 #cbd5e1; padding: 0; font: inherit; cursor: default;
  font-size: calc(var(--ts) * 0.42); font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums;
  -webkit-tap-highlight-color: transparent;
}
.dc-die.d3 { font-size: calc(var(--ts) * 0.32); }
.dc-die.d4 { font-size: calc(var(--ts) * 0.26); }
.dc-die.ph { color: #94a3b8; }
button.dc-die { cursor: pointer; }
button.dc-die:disabled { cursor: default; opacity: 1; }
button.dc-die:focus-visible { outline: 3px solid var(--pt-accent); outline-offset: 2px; }
.dc-die.neg { border-color: #e11d48; box-shadow: 0 2px 0 #fecdd3; }
.dc-die.held { border-color: var(--pt-accent); background: var(--pt-accent-soft); box-shadow: 0 2px 0 var(--pt-accent); }
.dc-die.held::after {
  content: "キープ"; position: absolute; left: 50%; bottom: calc(var(--ts) * -0.34); transform: translateX(-50%);
  font-size: max(11px, calc(var(--ts) * 0.14)); font-weight: 700; color: var(--pt-accent); white-space: nowrap;
}
.dc-die.rolling { animation: dc-shake 0.18s linear infinite; }
@keyframes dc-shake {
  0% { transform: translate(0, 0) rotate(0deg); }
  25% { transform: translate(3px, -3px) rotate(6deg); }
  50% { transform: translate(-3px, 2px) rotate(-5deg); }
  75% { transform: translate(2px, 3px) rotate(4deg); }
  100% { transform: translate(0, 0) rotate(0deg); }
}

.dc-pips { display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); width: 70%; height: 70%; }
.dc-pips i { display: block; place-self: center; width: 62%; height: 62%; border-radius: 50%; background: transparent; }
.dc-pips i.on { background: #1e293b; }
.dc-pips.one i.on { background: #e11d48; width: 100%; height: 100%; }

/* 3D（立体）: 立方体を転がす */
.dc-style { display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem 0.8rem; margin: 0.2rem 0 0.4rem; }
.dc-style-l { font-size: 0.9rem; color: var(--text-sub); }
.dc-stage.is-3d { padding-top: calc(1rem + var(--ts) * 0.6); row-gap: calc(var(--gap) + var(--ts) * 0.12); }
.dc-die.is-3d {
  --cu: calc(var(--ts) * 0.62);
  background: none; border: 0; box-shadow: none; border-radius: 0; overflow: visible;
}
.dc-die.is-3d.rolling { animation: none; }
.dc-scene { position: absolute; inset: 0; perspective: calc(var(--ts) * 5); will-change: transform; }
.dc-tilt {
  position: absolute; inset: calc((var(--ts) - var(--cu)) / 2); transform-style: preserve-3d;
  transform: rotateX(-40deg) rotateY(-22deg);
}
.dc-cube {
  position: absolute; inset: 0; transform-style: preserve-3d;
  transform: rotateY(var(--rw, 0deg)) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
}
.dc-face, .dc-core {
  position: absolute; inset: 0; box-sizing: border-box;
  -webkit-backface-visibility: hidden; backface-visibility: hidden;
}
.dc-face {
  --fb1: #ffffff; --fb2: #dfe5ec; --fbd: #aab4c2;
  display: flex; align-items: center; justify-content: center;
  background:
    linear-gradient(rgba(255, 255, 255, var(--hi, 0)), rgba(255, 255, 255, var(--hi, 0))),
    linear-gradient(rgba(15, 23, 42, var(--sh, 0.2)), rgba(15, 23, 42, var(--sh, 0.2))),
    linear-gradient(135deg, var(--fb1), var(--fb2));
  color: #1e293b;
  border: 1px solid var(--fbd); border-radius: calc(var(--cu) * 0.17);
  box-shadow: inset 0 0 calc(var(--cu) * 0.12) rgba(71, 85, 105, 0.4), inset 0 0 0 calc(var(--cu) * 0.02) rgba(255, 255, 255, 0.55);
  font-size: calc(var(--cu) * 0.56); font-weight: 700; line-height: 1; font-variant-numeric: tabular-nums;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.7);
}
.dc-core { background: #b6c0cd; border-radius: calc(var(--cu) * 0.17); }
.dc-face.d3 { font-size: calc(var(--cu) * 0.42); }
.dc-face.d4 { font-size: calc(var(--cu) * 0.34); }
.dc-face.ph { color: #94a3b8; }
.dc-face.f0 { transform: translateZ(calc(var(--cu) / 2)); }
.dc-face.f1 { transform: rotateY(180deg) translateZ(calc(var(--cu) / 2)); }
.dc-face.f2 { transform: rotateX(90deg) translateZ(calc(var(--cu) / 2)); }
.dc-face.f3 { transform: rotateX(-90deg) translateZ(calc(var(--cu) / 2)); }
.dc-face.f4 { transform: rotateY(90deg) translateZ(calc(var(--cu) / 2)); }
.dc-face.f5 { transform: rotateY(-90deg) translateZ(calc(var(--cu) / 2)); }
.dc-core.f0 { transform: translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-core.f1 { transform: rotateY(180deg) translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-core.f2 { transform: rotateX(90deg) translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-core.f3 { transform: rotateX(-90deg) translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-core.f4 { transform: rotateY(90deg) translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-core.f5 { transform: rotateY(-90deg) translateZ(calc(var(--cu) / 2 - 1px)); }
.dc-die.is-3d.neg .dc-face { --fbd: #e11d48; }
.dc-die.is-3d.held .dc-face { --fb2: var(--pt-accent-soft); --fbd: var(--pt-accent); }
.dc-face .dc-pips i.on {
  background: radial-gradient(circle at 38% 32%, #475569, #0f172a 72%);
  box-shadow: inset 0 calc(var(--cu) * 0.02) calc(var(--cu) * 0.03) rgba(0, 0, 0, 0.6), 0 1px 0 rgba(255, 255, 255, 0.75);
}
.dc-face .dc-pips.one i.on {
  background: radial-gradient(circle at 38% 32%, #fb7185, #be123c 75%);
  box-shadow: inset 0 calc(var(--cu) * 0.02) calc(var(--cu) * 0.03) rgba(0, 0, 0, 0.45), 0 1px 0 rgba(255, 255, 255, 0.75);
}
/* 床に落ちる影: 立方体の足元の楕円。投げ上げると小さく薄くなる */
.dc-shadow {
  position: absolute; left: 12%; width: 84%; top: calc(50% + var(--ts) * 0.02); height: 46%;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(closest-side, rgba(15, 23, 42, 0.5), rgba(15, 23, 42, 0.22) 60%, rgba(15, 23, 42, 0));
}

.dc-op { font-size: calc(var(--ts) * 0.4); font-weight: 700; color: var(--text-sub); flex: none; line-height: 1; }
.dc-const {
  flex: none; min-width: calc(var(--ts) * 0.6); height: calc(var(--ts) * 0.6); padding: 0 calc(var(--ts) * 0.15);
  display: flex; align-items: center; justify-content: center; border-radius: 999px;
  background: var(--pt-accent-soft); color: var(--pt-accent); font-weight: 700; font-size: calc(var(--ts) * 0.3);
}

.dc-result { min-height: 5rem; text-align: center; padding: 0.6rem 0 0.2rem; }
.dc-total { font-size: 2.6rem; font-weight: 700; line-height: 1.2; font-variant-numeric: tabular-nums; }
.dc-total small { font-size: 0.9rem; color: var(--text-sub); font-weight: 400; margin-left: 0.3rem; }
.dc-detail { color: var(--text-sub); font-size: 0.95rem; word-break: break-all; }
.dc-badges { display: flex; justify-content: center; gap: 0.4rem; margin-top: 0.3rem; }
.dc-badge { font-size: 0.8rem; padding: 0.1rem 0.7rem; border-radius: 999px; background: var(--pt-accent-soft); color: var(--pt-accent); font-weight: 700; border: 1px solid var(--pt-accent); }
.dc-hint { color: var(--text-sub); font-size: 0.95rem; padding-top: 1rem; }

.dc-actions { justify-content: center; }
.dc-roll { min-width: 12rem; font-size: 1.05rem; padding: 0.8rem 1.6rem; }
.dc-keephint { text-align: center; margin: 0.4rem 0 0; }

.dc-box { margin-top: 0.9rem; }
.dc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 0 1.2rem; }
.dc-presets { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.4rem 0 0.8rem; }
.dc-chip {
  font: inherit; font-size: 0.85rem; padding: 0.3rem 0.8rem; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
}
.dc-chip:hover { border-color: var(--pt-accent); }
.dc-chip:focus-visible { outline: 2px solid var(--pt-accent); outline-offset: 2px; }

.dc-history { list-style: none; margin: 0 0 0.6rem; padding: 0; display: grid; gap: 0.25rem; }
.dc-history li { display: flex; gap: 0.6rem; align-items: baseline; padding: 0.25rem 0; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
.dc-history .e { font-weight: 700; min-width: 5.5rem; }
.dc-history .t { font-weight: 700; font-size: 1.1rem; font-variant-numeric: tabular-nums; min-width: 3rem; text-align: right; }
.dc-history .d { color: var(--text-sub); word-break: break-all; }

/* 全画面 */
.pt-fs.pt-fs .dc-stage { flex: 1 1 0; min-height: 0; padding: 1rem; }
.pt-fs .dc-total { font-size: clamp(2.4rem, 9vh, 5.5rem); }
.pt-fs .dc-detail { font-size: clamp(1rem, 3vh, 1.8rem); }
.pt-fs .dc-badge { font-size: clamp(0.9rem, 2.4vh, 1.4rem); }
.pt-fs .dc-roll { font-size: 1.3rem; padding: 1rem 2.4rem; }

@media (max-width: 560px) {
  .dc-card { padding: 0.75rem 0.75rem 1rem; }
  .dc-total { font-size: 2.2rem; }
  .dc-history li { flex-wrap: wrap; gap: 0.2rem 0.6rem; }
}