/* ==========================================================================
   CATALOGUE PAGE (products.php) - Integrated Layout & Responsive Filters
   ========================================================================== */

.catalogue-page {
  background-color: var(--color-ivory);
}

.catalogue-intro {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2.25rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--color-border);
}

.catalogue-intro-actions {
  flex-shrink: 0;
}

/* Mobile Filter Bar (Visible on <= 991px) */
.catalogue-mobile-toolbar {
  display: none;
  margin-bottom: 1.25rem;
}

.mobile-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  padding: 0.65rem 1.2rem;
}

/* Cohesive 2-Column Catalogue Layout */
.catalogue-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: 2.25rem;
  align-items: start;
}

/* Integrated Filter Sidebar */
.filter-sidebar {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  position: sticky;
  top: 110px;
  box-shadow: 0 4px 16px rgba(39, 37, 32, 0.03);
}

.filter-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.filter-sidebar-title {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-text);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.filter-sidebar-title svg {
  color: var(--color-olive-dark);
}

.filter-reset-badge {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-decoration: underline;
  cursor: pointer;
}

.filter-sidebar-close {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.filter-sidebar-close:hover {
  color: var(--color-text);
  background: var(--color-cream);
}

.filter-group {
  margin-bottom: 1.25rem;
}

.filter-title {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 0.45rem;
}

.filter-sidebar .form-control {
  width: 100%;
  height: 2.75rem;
  background-color: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0 0.85rem;
  font-size: 0.875rem;
  color: var(--color-text);
}

.filter-sidebar .form-control:focus {
  border-color: var(--color-olive-dark);
  outline: none;
  background-color: var(--color-white);
}

.catalogue-filter-button {
  width: 100%;
  padding: 0.75rem 1rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  margin-top: 0.75rem;
}

.catalogue-reset-link {
  display: block;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-subtle);
  margin-top: 0.75rem;
  text-decoration: underline;
}

.catalogue-reset-link:hover {
  color: var(--color-text);
}

/* Results Header Bar with Product Count & Active Filters */
.catalogue-results-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 0.85rem 1.25rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.catalogue-count-box {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.catalogue-count-num {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-olive-dark);
}

.catalogue-count-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.catalogue-active-filters-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.active-filter-prefix {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-subtle);
}

.active-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  background-color: var(--color-ivory);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  transition: var(--transition);
}

.active-filter-pill:hover {
  background-color: var(--color-sand);
  border-color: var(--color-text-muted);
}

.pill-remove-x {
  font-size: 1rem;
  line-height: 1;
  color: var(--color-text-subtle);
}

.clear-filters-link {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-decoration: underline;
  margin-left: 0.35rem;
}

.clear-filters-link:hover {
  color: #c53030;
}

/* Catalogue Product Grid: 3 columns */
.catalogue-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.catalogue-empty-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 3.5rem 2rem;
  text-align: center;
  border-radius: var(--radius-md);
}

.catalogue-empty-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.catalogue-empty-desc {
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto;
}

/* Responsive Rules for Tablet & Mobile */
@media (max-width: 991px) {
  .catalogue-intro {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .catalogue-mobile-toolbar {
    display: block;
  }

  .catalogue-layout {
    grid-template-columns: 1fr;
  }

  /* Filter sidebar becomes collapsible drawer on tablet/mobile */
  .filter-sidebar {
    position: static;
    display: none;
    margin-bottom: 1.5rem;
    box-shadow: none;
  }

  .filter-sidebar-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .filter-sidebar.is-open {
    display: block;
    animation: fadeIn 0.25s ease-out;
  }

  .catalogue-product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }
}

@media (max-width: 600px) {
  .catalogue-results-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .catalogue-product-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}