/* category-hub.css - Universal hub page styling */

/* Hub container */
.hub-section {
  padding-top: 0.4rem;
  padding-bottom: 1.5rem;
}

.hub-title {
  margin: 0.4rem 0 0.4rem;
  font-size: 1.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-warm);
}

.hub-desc {
  margin: 0 0 1.1rem;
  color: var(--muted);
  max-width: 680px;
}

/* Portal grid */
.hub-portal {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

/* Hub cards */
.hub-card {
  position: relative;
  display: block;
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  color: inherit;
}

.hub-card img {
  width: 100%;
  height: 200px;
  object-fit: contain;
  background: #E8E3D9;
  display: block;
}

.hub-card-text {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 10px;
  padding: 7px 8px;
  border-radius: 10px;
  background: rgba(255,255,255,0.70);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  box-shadow: 0 10px 22px rgba(0,0,0,0.10);
}

.hub-card-title {
  margin-top: 2px;
  font-size: 12px;
  letter-spacing: 0.4px;
  color: rgba(35,25,18,0.85);
}

/* Hover effect */
.hub-card:hover,
.hub-card:focus-visible {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 28px 52px rgba(0,0,0,0.22);
  filter: brightness(1.02);
}

/* Paper texture */
.hub-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 14px;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.35),
    inset 0 -12px 22px rgba(0,0,0,0.08);
  pointer-events: none;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .hub-portal {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .hub-card img {
    height: 180px;
  }

  .hub-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hub-portal {
    grid-template-columns: 1fr;
  }

  .hub-card img {
    height: 220px;
  }
}