/* ============ Category cards ============ */
@media (min-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-5);
  }
}

.category-card {
  position: relative;
  display: block;
  padding: var(--space-2-5);
  background: var(--card-tint, var(--color-surface));
  border: var(--border-strong);
  border-radius: var(--radius-xl);
  transform: rotate(var(--card-rot, calc(var(--tilt) * -1)));
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-out);
}
.category-card-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: var(--border-strong);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}
.category-card:hover .category-card-image img {
  transform: scale(1.08) rotate(-1deg);
}
.category-card-footer {
  padding: var(--space-3) var(--space-1) var(--space-1);
  gap: var(--space-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.category-card-info,
.age-card-info {
  display: flex;
  align-items: center;
  gap: var(--space-2-5);
  min-width: 0;
}
.category-card-icon {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: var(--border-strong);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
}
.category-card-info h3 {
  font-size: var(--text-lg);
  font-weight: var(--fw-heading);
  color: var(--color-heading);
}
.category-card-arrow {
  flex: none;
  width: 34px;
  height: 34px;
  border: var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--dur-base) var(--ease-spring), background-color var(--dur-fast) var(--ease-out);
}

/* Each card is a different crayon colour; even cards tilt the other way. */
.card-accent-primary {
  --card-tint: var(--tint-1);
}
.card-accent-accent {
  --card-tint: var(--tint-5);
}
.card-accent-mint {
  --card-tint: var(--tint-3);
}
.card-accent-sky {
  --card-tint: var(--tint-4);
}
.category-card:nth-child(even) {
  --card-rot: var(--tilt);
}
.category-card:hover .category-card-arrow {
  background: var(--btn-primary-bg);
  transform: rotate(-45deg);
}
.category-card:hover .category-card-icon {
  animation: juno-wiggle var(--dur-slow) var(--ease-in-out);
}


/* Two narrow columns on phones: the arrow would crowd the label, so drop it. */
@media (max-width: 479px) {
  .category-card-arrow {
    display: none;
  }
  .category-card-info h3 {
    font-size: var(--text-md);
  }
}
@media (min-width: 640px) {
  .category-card-footer {
    padding: var(--space-4);
  }
}