.memory-game {
  margin-top: 16px;
}

.memory-hud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.memory-stat {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--foreground);
}

.memory-actions {
  display: flex;
  gap: 10px;
}

.memory-control-group {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  min-width: 280px;
}

.memory-slider {
  font-size: 12px;
  color: var(--muted-foreground);
}

.memory-slider label {
  display: grid;
  grid-template-columns: auto 40px auto 40px;
  gap: 8px;
  justify-content: end;
  align-items: center;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-weight: 600;
}

.memory-slider .memory-size-value,
.memory-slider .memory-size-suffix {
  text-align: right;
}

.memory-slider input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.memory-button {
  border: none;
  border-radius: 9999px;
  padding: 8px 16px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--gradient-hero);
  color: var(--primary-foreground);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.memory-button.secondary {
  background: var(--gradient-accent);
  color: var(--accent-foreground);
}

.memory-button:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.memory-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
}

.memory-grid.hidden {
  display: none;
}

.memory-card {
  position: relative;
  aspect-ratio: 1;
  perspective: 800px;
}

.memory-card button {
  width: 100%;
  height: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
}

.memory-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.35s ease;
  border-radius: 12px;
}

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

.memory-card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: 12px;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--card);
}

.memory-card-front {
  background: var(--matrix-missing);
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--muted-foreground);
}

.memory-card-back {
  transform: rotateY(180deg);
  background: var(--card);
}

.memory-card-back img,
.memory-card-back .memory-fallback {
  width: 92%;
  height: 92%;
  object-fit: contain;
}

.memory-card.matched .memory-card-back {
  box-shadow: 0 0 0 3px hsl(152 69% 41% / 0.4);
  animation: memoryMatch 0.4s ease;
}

@keyframes memoryMatch {
  0% { transform: rotateY(180deg) scale(1); }
  50% { transform: rotateY(180deg) scale(1.05); }
  100% { transform: rotateY(180deg) scale(1); }
}

.memory-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.memory-modal.active {
  display: flex;
}

.memory-modal-content {
  background: var(--card);
  border-radius: 20px;
  padding: 28px;
  text-align: center;
  max-width: 360px;
  width: 90%;
  box-shadow: var(--shadow-xl);
}

.memory-modal-content h3 {
  font-family: var(--font-display);
  margin-bottom: 12px;
}

.memory-modal-content p {
  color: var(--muted-foreground);
  margin-bottom: 20px;
}

.memory-modal-content button {
  width: 100%;
}

@media (max-width: 900px) {
  .memory-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .memory-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .memory-card-inner,
  .memory-button {
    transition: none;
  }
  .memory-card.matched .memory-card-back {
    animation: none;
  }
}