/* 记忆翻翻乐 — 游戏专用样式 */

.hero-art-card {
  padding: 26px;
}

.mini-memory {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.mini-card {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 14px;
  font-size: clamp(1.6rem, 6vw, 2.4rem);
  font-weight: 800;
}

.mini-back {
  border: 1px solid #fbcfe8;
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.09) 0 8px, transparent 8px 16px),
    linear-gradient(145deg, #db2777, #9d174d);
  color: #ffffff;
}

.mini-front {
  border: 1px solid #f1f5f9;
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.mini-caption {
  margin: 16px 0 0;
  color: #78716c;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-align: center;
}

.best-line {
  margin: -2px 0 12px;
  color: var(--muted);
  font-size: 0.79rem;
  font-weight: 600;
}

.memory-board {
  width: min(100%, 480px);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(7px, 2vw, 11px);
  margin: 0 auto;
  padding: clamp(7px, 2vw, 11px);
  border-radius: 16px;
  background: #fdf2f8;
  border: 1px solid #fbcfe8;
}

.memory-card {
  position: relative;
  aspect-ratio: 1;
  min-width: 0;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  perspective: 800px;
  -webkit-tap-highlight-color: transparent;
}

.memory-card:focus-visible {
  outline: 3px solid #9d174d;
  outline-offset: 3px;
  border-radius: 10px;
}

.card-inner {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  transition: transform 0.34s ease;
  border-radius: 10px;
}

.memory-card.is-flipped .card-inner {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-radius: 10px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  user-select: none;
}

.card-back {
  border: 1px solid #f9a8d4;
  background:
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0 9px, transparent 9px 18px),
    linear-gradient(145deg, #db2777, #9d174d);
  color: #ffffff;
  font-size: clamp(1rem, 4vw, 1.45rem);
  font-weight: 800;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.card-back::before {
  content: "";
  position: absolute;
  inset: 14%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
}

.card-front {
  border: 1px solid #f1d4e3;
  background: #ffffff;
  font-size: clamp(1.35rem, 6.4vw, 2.35rem);
  line-height: 1;
  transform: rotateY(180deg);
}

.memory-card:hover:not([aria-disabled="true"]) .card-inner {
  transform: translateY(-2px);
}

.memory-card.is-flipped:hover .card-inner {
  transform: rotateY(180deg) translateY(-2px);
}

.memory-card[aria-disabled="true"] {
  cursor: default;
}

.memory-card.is-matched .card-inner {
  transform: rotateY(180deg);
}

.memory-card.is-matched .card-front {
  border-color: #86efac;
  background: #f0fdf4;
  box-shadow: inset 0 0 0 2px #bbf7d0;
}

.memory-card.is-matched {
  animation: matched-pulse 0.35s ease-out;
}

@keyframes matched-pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.035); }
  100% { transform: scale(1); }
}

.game-status.is-win {
  color: #9d174d;
  font-weight: 800;
}

@media (max-width: 600px) {
  .memory-board {
    width: 100%;
  }

  .hero-art {
    display: none;
  }
}

@media (forced-colors: active) {
  .memory-board,
  .memory-card,
  .card-back,
  .card-front,
  .mini-card {
    border: 1px solid ButtonText;
  }

  .card-back,
  .card-front {
    background: ButtonFace;
    color: ButtonText;
  }
}