/* ── CATALOG PAGE ───────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-family);
  background: var(--color-gray-100);
  color: var(--color-black);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }

/* ── PAGE WRAPPER ────────────────────────────────────────────── */
.catalog-page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 64px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 28px;
}

/* ── SIDEBAR ─────────────────────────────────────────────────── */
.catalog-sidebar {
  position: sticky;
  top: 16px;
  align-self: start;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 16px;
  padding: 24px 20px;
  max-height: calc(100vh - 32px);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.sidebar__title {
  font-size: 1.25rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-black);
  margin-bottom: 24px;
}

.sidebar__group {
  margin-bottom: 24px;
}
.sidebar__group:last-child { margin-bottom: 0; }

.sidebar__group-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.sidebar__group-toggle {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
}
.sidebar__clear-btn {
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  color: var(--color-gray-400);
  font-size: 1rem;
  cursor: pointer;
  padding: 0;
  border-radius: 999px;
  opacity: 0.35;
  pointer-events: none;
  transition: color var(--transition-fast), background var(--transition-fast), opacity var(--transition-fast);
}
.sidebar__clear-btn.is-active {
  opacity: 1;
  pointer-events: auto;
  color: var(--color-primary);
}
.sidebar__clear-btn.is-active:hover {
  color: var(--color-primary);
  background: rgba(200,16,46,0.08);
}
.sidebar__group-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.04em;
  color: var(--color-black);
}
.sidebar__group-toggle i {
  font-size: 1.1rem;
  color: var(--color-gray-400);
  transition: transform var(--transition-fast), color var(--transition-fast);
}
.sidebar__group-toggle:hover .sidebar__group-title,
.sidebar__group-toggle:hover i {
  color: var(--color-primary);
}
.sidebar__group-toggle[aria-expanded="true"] i {
  transform: rotate(180deg);
}
.sidebar__group-content {
  margin-top: 14px;
}
.sidebar__group.is-collapsed .sidebar__group-content {
  display: none;
}

.sidebar__filter-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar__filter-item {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.sidebar__filter-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--color-gray-400);
  border-radius: 4px;
  appearance: none;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.sidebar__filter-item input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}
.sidebar__filter-item input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 6px;
  height: 10px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}
.sidebar__filter-label {
  font-size: var(--font-size-sm);
  color: var(--color-black);
  cursor: pointer;
  transition: color var(--transition-fast);
  line-height: 1;
}
.sidebar__filter-item:hover .sidebar__filter-label { color: var(--color-primary); }

.sidebar__divider {
  border: none;
  border-top: 1px solid var(--color-gray-200);
  margin: 20px 0;
}

.catalog-sidebar::-webkit-scrollbar {
  width: 8px;
}
.catalog-sidebar::-webkit-scrollbar-thumb {
  background: var(--color-gray-200);
  border-radius: 999px;
}
.catalog-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

/* ── CATALOG MAIN ────────────────────────────────────────────── */
.catalog-main {}

/* Toolbar */
.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.catalog-count {
  font-size: var(--font-size-sm);
  color: var(--color-gray-400);
}
.catalog-count strong { color: var(--color-black); }

.catalog-view-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--border-radius-md);
  padding: 4px;
}
.view-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: none;
  border-radius: 6px;
  cursor: pointer;
  color: var(--color-gray-400);
  font-size: 1.1rem;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.view-btn:hover { color: var(--color-black); }
.view-btn.active {
  background: var(--color-gray-100);
  color: var(--color-black);
}

/* ── PRODUCT GRID ────────────────────────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-grid.list-view {
  grid-template-columns: 1fr;
  gap: 14px;
}

/* ── PRODUCT CARD (GRID) ─────────────────────────────────────── */
.product-card {
  background: var(--color-white);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  cursor: pointer;
}
.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Image wrap */
.product-card__img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-gray-100);
}
.product-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 400ms ease;
}
.product-card:hover .product-card__img-wrap img {
  transform: scale(1.04);
}

/* Top overlay row */
.product-card__top-row {
  position: absolute;
  top: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  z-index: 2;
}

/* Category badge */
.product-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(17,17,17,0.88);
  backdrop-filter: blur(4px);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: var(--font-weight-extrabold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: var(--border-radius-pill);
  white-space: nowrap;
}
.product-card__badge img {
  width: 16px;
  height: 16px;
  object-fit: contain;
  border-radius: 2px;
}

/* WA info box */
.product-card__wa-info {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(4px);
  border-radius: 8px;
  padding: 5px 8px;
  text-align: right;
  flex-shrink: 0;
}
.product-card__wa-info span {
  display: block;
  font-size: 0.6rem;
  color: var(--color-gray-600);
  line-height: 1.3;
  font-weight: var(--font-weight-medium);
}
.product-card__wa-info .wa-number {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
  margin-top: 2px;
}
.product-card__wa-info .wa-number i {
  color: #25D366;
  font-size: 0.85rem;
}

/* Hover CTA overlay */
.product-card__cta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 100%);
  padding: 28px 12px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  z-index: 3;
}
.product-card:hover .product-card__cta {
  opacity: 1;
  transform: translateY(0);
}

.btn-cotizar {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: #25D366;
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-family);
  padding: 10px 16px;
  border-radius: var(--border-radius-pill);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast);
  white-space: nowrap;
}
.btn-cotizar:hover { background: #1ebe57; }
.btn-cotizar i { font-size: 1rem; }

.btn-detail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.18);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 8px;
  text-decoration: none;
  font-size: 1rem;
  flex-shrink: 0;
  transition: background var(--transition-fast);
}
.btn-detail:hover { background: rgba(255,255,255,0.3); }

/* Card body */
.product-card__body {
  padding: 14px 16px 16px;
}
.product-card__name {
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
  line-height: 1.3;
}

/* ── LIST VIEW CARD ──────────────────────────────────────────── */
.product-grid.list-view .product-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  transform: none !important;
}
.product-grid.list-view .product-card__img-wrap {
  aspect-ratio: auto;
  height: 160px;
  border-radius: 0;
}
.product-grid.list-view .product-card__body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 20px;
}
.product-grid.list-view .product-card__cta {
  position: static;
  background: none;
  padding: 0;
  opacity: 1;
  transform: none;
  flex-shrink: 0;
}
.product-grid.list-view .btn-detail {
  background: var(--color-gray-100);
  color: var(--color-black);
  border-color: var(--color-gray-200);
}
.product-grid.list-view .btn-detail:hover {
  background: var(--color-gray-200);
}

/* ── EMPTY STATE ─────────────────────────────────────────────── */
.catalog-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 24px;
  color: var(--color-gray-400);
}
.catalog-empty i {
  font-size: 3rem;
  margin-bottom: 16px;
  display: block;
}
.catalog-empty p {
  font-size: 1rem;
}

/* ── PAGINATION ──────────────────────────────────────────────── */
.catalog-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 36px;
}
.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 6px;
  border-radius: 8px;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-black);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.page-btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.page-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}
.page-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.page-btn i { font-size: 1rem; }

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .catalog-page {
    grid-template-columns: 1fr;
    padding: 20px 16px 48px;
  }
  .catalog-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
    max-height: none;
    overflow: visible;
  }
  .sidebar__title { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .product-grid { grid-template-columns: 1fr 1fr; }
  .catalog-sidebar {
    grid-template-columns: 1fr;
    padding: 18px 16px;
  }
  .sidebar__group {
    margin-bottom: 18px;
  }
  .sidebar__divider {
    margin: 16px 0;
  }
  .product-grid.list-view .product-card { grid-template-columns: 130px 1fr; }
  .product-grid.list-view .product-card__img-wrap { height: 120px; }
}

@media (max-width: 400px) {
  .product-grid { grid-template-columns: 1fr; }
}