.mystery-box-main-card {
  padding: clamp(1rem, 2.6vw, 1.45rem);
  background:
    radial-gradient(circle at top left, rgba(219, 234, 254, 0.52), transparent 30%),
    radial-gradient(circle at bottom right, rgba(254, 243, 199, 0.42), transparent 28%),
    rgba(255, 255, 255, 0.96);
}

.mystery-box-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1rem;
}

.mystery-box-grid__note {
  margin: 1rem 0 0;
  text-align: center;
  color: #475569;
  font-size: 0.95rem;
}

.mystery-box-card {
  display: block;
  position: relative;
  width: 100%;
  min-height: 14rem;
  padding: 0;
  border: 0;
  border-radius: 28px;
  background: transparent;
  cursor: pointer;
}

.mystery-box-card:disabled {
  opacity: 1;
  cursor: default;
}

.mystery-box-card__surface {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 28px;
  overflow: hidden;
}

.mystery-box-card__present,
.mystery-box-card__reveal {
  display: block;
  position: absolute;
  inset: 0;
  border-radius: 28px;
  transition:
    transform 560ms cubic-bezier(0.2, 0.82, 0.2, 1),
    opacity 560ms cubic-bezier(0.2, 0.82, 0.2, 1),
    box-shadow 220ms ease;
}

.mystery-box-card[data-animate="off"] .mystery-box-card__present,
.mystery-box-card[data-animate="off"] .mystery-box-card__reveal,
.mystery-box-card[data-animate="off"] .mystery-box-card__lid,
.mystery-box-card[data-animate="off"] .mystery-box-card__base {
  transition-duration: 0ms;
}

.mystery-box-card__reveal {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 0.6rem;
  padding: 1.15rem;
  opacity: 0;
  transform: scale(0.94);
  background:
    radial-gradient(circle at top right, rgba(254, 243, 199, 0.66), transparent 28%),
    radial-gradient(circle at bottom left, rgba(219, 234, 254, 0.5), transparent 26%),
    rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.98);
  box-shadow: var(--shadow-sm);
}

.mystery-box-card__reveal::before {
  content: "";
  position: absolute;
  inset: 0.85rem;
  border-radius: 22px;
  border: 1px solid rgba(245, 158, 11, 0.15);
}

.mystery-box-card__present {
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.32), transparent 30%),
    linear-gradient(180deg, rgba(147, 197, 253, 0.95), rgba(96, 165, 250, 0.96));
  border: 1px solid rgba(191, 219, 254, 0.9);
  box-shadow:
    0 24px 42px rgba(59, 130, 246, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.42);
}

.mystery-box-card__present::before {
  content: "";
  position: absolute;
  inset: 1rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.mystery-box-card__lid,
.mystery-box-card__base {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(96, 165, 250, 0.98), rgba(59, 130, 246, 0.96));
  border: 1px solid rgba(191, 219, 254, 0.86);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.34),
    0 10px 18px rgba(37, 99, 235, 0.12);
}

.mystery-box-card__lid {
  top: 2rem;
  width: 62%;
  height: 2.8rem;
}

.mystery-box-card__base {
  top: 4.3rem;
  width: 68%;
  height: 5.55rem;
  border-radius: 16px 16px 22px 22px;
}

.mystery-box-card__ribbon {
  position: absolute;
  background: linear-gradient(180deg, rgba(251, 191, 36, 0.96), rgba(245, 158, 11, 0.96));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.24);
}

.mystery-box-card__ribbon--vertical {
  top: 2rem;
  left: 50%;
  width: 0.9rem;
  height: 8rem;
  transform: translateX(-50%);
}

.mystery-box-card__ribbon--horizontal {
  top: 5rem;
  left: 50%;
  width: 68%;
  height: 0.9rem;
  transform: translateX(-50%);
}

.mystery-box-card__bow {
  position: absolute;
  top: 1.35rem;
  left: 50%;
  width: 2.6rem;
  height: 1.4rem;
  transform: translateX(-50%);
}

.mystery-box-card__bow::before,
.mystery-box-card__bow::after {
  content: "";
  position: absolute;
  top: 0;
  width: 1.35rem;
  height: 1.25rem;
  border-radius: 80% 70% 80% 30%;
  background: linear-gradient(180deg, rgba(251, 191, 36, 0.98), rgba(245, 158, 11, 0.96));
}

.mystery-box-card__bow::before {
  left: 0;
  transform: rotate(-16deg);
}

.mystery-box-card__bow::after {
  right: 0;
  transform: scaleX(-1) rotate(-16deg);
}

.mystery-box-card__title,
.mystery-box-card__hint,
.mystery-box-card__reveal-icon,
.mystery-box-card__reveal-title,
.mystery-box-card__reveal-value,
.mystery-box-card__reveal-meta {
  position: relative;
  z-index: 1;
  text-align: center;
}

.mystery-box-card__title {
  position: absolute;
  inset-inline: 0;
  bottom: 2.7rem;
  color: #eff6ff;
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.mystery-box-card__hint {
  position: absolute;
  inset-inline: 0;
  bottom: 1.35rem;
  color: rgba(239, 246, 255, 0.92);
  font-size: 0.95rem;
}

.mystery-box-card__reveal-icon {
  font-size: 2rem;
}

.mystery-box-card__reveal-title {
  font-size: 1.08rem;
  font-weight: 700;
  color: #1d4ed8;
}

.mystery-box-card__reveal-value {
  font-size: clamp(1.08rem, 1.45vw, 1.28rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  color: #0f172a;
  max-width: 11ch;
  word-break: break-word;
}

.mystery-box-card__reveal-meta {
  font-size: 0.92rem;
  color: #475569;
}

.mystery-box-card[data-state="closed"]:hover,
.mystery-box-card[data-state="closed"]:focus-visible {
  transform: translateY(-4px) scale(1.01);
}

.mystery-box-card[data-state="closed"]:hover .mystery-box-card__present,
.mystery-box-card[data-state="closed"]:focus-visible .mystery-box-card__present {
  box-shadow:
    0 28px 46px rgba(59, 130, 246, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.44);
}

.mystery-box-card.is-open .mystery-box-card__present {
  transform: translateY(-34%) scale(0.92);
  opacity: 0;
}

.mystery-box-card.is-open .mystery-box-card__lid {
  transform: translateX(-50%) translateY(-1rem) rotate(-8deg);
}

.mystery-box-card.is-open .mystery-box-card__reveal {
  opacity: 1;
  transform: scale(1);
}

.mystery-box-card[data-state="locked"] {
  opacity: 0.68;
}

.mystery-box-card[data-state="locked"] .mystery-box-card__present {
  background:
    linear-gradient(180deg, rgba(203, 213, 225, 0.92), rgba(148, 163, 184, 0.96)),
    rgba(148, 163, 184, 0.94);
  border-color: rgba(203, 213, 225, 0.96);
  box-shadow: 0 18px 28px rgba(148, 163, 184, 0.15);
}

.mystery-box-card[data-state="locked"] .mystery-box-card__title,
.mystery-box-card[data-state="locked"] .mystery-box-card__hint {
  color: rgba(248, 250, 252, 0.92);
}

.mystery-box-result-panel {
  margin-bottom: 1rem;
}

.mystery-box-result-panel strong {
  margin-bottom: 0.1rem;
}

.mystery-box-result-panel p {
  margin-bottom: 0.2rem;
  font-size: 1rem;
  line-height: 1.45;
}

.mystery-box-result-panel small {
  color: #64748b;
  font-size: 0.9rem;
}

.mystery-box-modal-actions {
  display: grid;
  gap: 0.8rem;
}

.mystery-box-modal-actions .button {
  width: 100%;
}

.cta-panel__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

.mystery-box-seo h2 {
  margin: 2rem 0 0.7rem;
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.14;
  letter-spacing: -0.04em;
}

.mystery-box-seo h2:first-of-type {
  margin-top: 1.1rem;
}

@media (max-width: 1100px) {
  .mystery-box-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .mystery-box-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 460px) {
  .mystery-box-grid {
    grid-template-columns: 1fr;
  }
}