/* ============================================================
     COLLECTION DETAIL PAGE — component-scoped styles
     ============================================================ */

  /* ---------- 01. PAGE WRAPPER ---------- */
  .listing-page {
    padding: 20px 0 60px;
    background: var(--c-bg, #F7F7FA);
  }
  .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
  }

  /* ---------- 02. BREADCRUMB ---------- */
  .listing-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--c-muted, #6B6B78);
    margin-bottom: 16px;
  }
  .listing-breadcrumb a {
    color: var(--c-muted, #6B6B78);
    transition: color 0.2s;
    text-decoration: none;
  }
  .listing-breadcrumb a:hover { color: var(--c-primary, #FF4300); }
  .listing-breadcrumb .separator { color: var(--c-line, #EFEFF2); font-weight: 700; }

  @media (max-width: 600px) {
    .listing-breadcrumb { font-size: 0.78rem; gap: 6px; }
  }

  /* ---------- 03. COLLECTION HERO ---------- */
  .listing-header {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius, 14px);
    background: linear-gradient(120deg, #FF4300, #FF8A3D);
    color: #fff;
    padding: 36px 44px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm, 0 2px 6px rgba(28,27,34,.07));
  }
  .listing-title {
    font-size: clamp(1.6rem, 3.6vw, 2.4rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
  }
  .listing-subtitle {
    font-size: 0.95rem;
    opacity: 0.95;
    max-width: 560px;
    margin-bottom: 12px;
  }
  .listing-header .listing-breadcrumb { color: rgba(255,255,255,.85); margin-bottom: 0; }
  .listing-header .listing-breadcrumb a { color: rgba(255,255,255,.85); }
  .listing-header .listing-breadcrumb a:hover { color: #fff; }
  .listing-header .listing-breadcrumb .separator { color: rgba(255,255,255,.5); }

  @media (max-width: 600px) {
    .listing-header { padding: 26px 20px; }
    .listing-subtitle { font-size: 0.88rem; }
  }

  /* ---------- 04. LAYOUT ---------- */
  .listing-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 24px;
    align-items: start;
  }
  @media (max-width: 992px) {
    .listing-layout { grid-template-columns: 1fr; }
  }

  /* ---------- 05. FILTER SIDEBAR ---------- */
  .listing-sidebar {
    background: #fff;
    border-radius: var(--radius, 14px);
    border: 1px solid var(--c-line, #EFEFF2);
    box-shadow: var(--shadow-xs, 0 1px 3px rgba(28,27,34,.06));
    overflow: hidden;
    position: sticky;
    top: 90px;
    height: fit-content;
  }
  .sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px;
    border-bottom: 1px solid var(--c-line, #EFEFF2);
  }
  .sidebar-header h3 { font-size: 1rem; font-weight: 800; }
  .clear-all-filters {
    background: none;
    border: none;
    color: var(--c-primary, #FF4300);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
  }
  .clear-all-filters:hover { text-decoration: underline; }

  .sidebar-body { padding: 0; }

  .filter-section {
    border-bottom: 1px solid var(--c-line, #EFEFF2);
    padding: 14px 18px;
  }
  .filter-section:last-child { border-bottom: 0; }
  .filter-section-title {
    font-size: 0.9rem;
    font-weight: 800;
    color: var(--c-ink, #1C1B22);
    margin-bottom: 12px;
  }

  .filter-categories { display: flex; flex-direction: column; gap: 2px; }
  .category-link {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    color: var(--c-muted, #6B6B78);
    font-size: 0.86rem;
    padding: 6px 0;
    cursor: pointer;
    transition: all 0.15s;
    border-radius: 6px;
  }
  .category-link:hover { color: var(--c-primary, #FF4300); padding-left: 6px; }
  .category-link.active { color: var(--c-primary, #FF4300); font-weight: 800; padding-left: 6px; }

  .filter-options { display: flex; flex-direction: column; gap: 8px; }
  .filter-checkbox {
    display: flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    position: relative;
    padding-left: 26px;
    font-size: 0.86rem;
    color: var(--c-muted, #6B6B78);
    transition: color 0.15s;
  }
  .filter-checkbox:hover { color: var(--c-ink, #1C1B22); }
  .filter-checkbox input { position: absolute; opacity: 0; cursor: pointer; }
  .checkmark {
    position: absolute;
    left: 0;
    height: 16px;
    width: 16px;
    background: #fff;
    border: 1px solid var(--c-line, #EFEFF2);
    border-radius: 4px;
    transition: all 0.15s;
  }
  .filter-checkbox:hover input ~ .checkmark { border-color: var(--c-primary, #FF4300); }
  .filter-checkbox input:checked ~ .checkmark {
    background: var(--c-primary, #FF4300);
    border-color: var(--c-primary, #FF4300);
  }
  .checkmark:after { content: ""; position: absolute; display: none; }
  .filter-checkbox input:checked ~ .checkmark:after { display: block; }
  .filter-checkbox .checkmark:after {
    left: 5px; top: 1px;
    width: 4px; height: 8px;
    border: solid #fff;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
  }

  .filter-section-price-range { padding: 6px 0 4px; }
  .price-range-values {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.78rem;
    color: var(--c-muted, #6B6B78);
  }

  /* sidebar footer (mobile only) */
  .sidebar-footer {
    display: none;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 16px;
    border-top: 1px solid var(--c-line, #EFEFF2);
    background: #fff;
  }
  .sidebar-footer button {
    flex: 1;
    padding: 10px 14px;
    border-radius: 40px;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
  }
  .btn-secondary {
    background: #fff;
    border: 1px solid var(--c-line, #EFEFF2);
    color: var(--c-ink, #1C1B22);
  }
  .btn-primary {
    background: var(--c-primary, #FF4300);
    border: none;
    color: #fff;
  }

  .close-filter-drawer {
    display: none;
    background: none;
    border: none;
    color: var(--c-muted, #6B6B78);
    cursor: pointer;
    padding: 4px;
  }

  /* ---------- 06. TOOLBAR ---------- */
  .listing-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: #fff;
    border: 1px solid var(--c-line, #EFEFF2);
    border-radius: var(--radius, 14px);
    padding: 12px 16px;
    margin-bottom: 18px;
    box-shadow: var(--shadow-xs, 0 1px 3px rgba(28,27,34,.06));
  }
  .toolbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    justify-content: space-between;
  }

  .search-wrapper { position: relative; flex: 1; max-width: 320px; }
  .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--c-muted, #6B6B78);
  }
  .search-input {
    width: 100%;
    padding: 10px 14px 10px 38px;
    background: var(--c-bg, #F7F7FA);
    border: 1px solid var(--c-line, #EFEFF2);
    border-radius: 40px;
    font-size: 0.86rem;
    color: var(--c-ink, #1C1B22);
    outline: none;
    transition: border-color 0.2s;
  }
  .search-input:focus { border-color: var(--c-primary, #FF4300); }

  .sort-wrapper { flex: none; }
  .sort-select {
    padding: 10px 14px;
    background: var(--c-bg, #F7F7FA);
    border: 1px solid var(--c-line, #EFEFF2);
    border-radius: 40px;
    font-size: 0.86rem;
    font-weight: 600;
    color: var(--c-ink, #1C1B22);
    cursor: pointer;
    outline: none;
  }
  .sort-select:focus { border-color: var(--c-primary, #FF4300); }

  .mobile-filter { display: none; }
  .mobile-filter > button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #fff;
    border: 1px solid var(--c-line, #EFEFF2);
    border-radius: 40px;
    font-weight: 700;
    font-size: 0.86rem;
    cursor: pointer;
    color: var(--c-ink, #1C1B22);
    box-shadow: var(--shadow-xs, 0 1px 3px rgba(28,27,34,.06));
  }
  .mobile-filter > button svg { width: 16px; height: 16px; color: var(--c-primary, #FF4300); }

  /* active filters (if used) */
  .active-filters { display: flex; flex-wrap: wrap; gap: 8px; }
  .filter-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: var(--c-primary-soft, #FFF0EA);
    color: var(--c-primary, #FF4300);
    font-size: 0.78rem;
    font-weight: 700;
    border-radius: 40px;
  }
  .filter-tag button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0;
  }

  /* ---------- 07. PRODUCT GRID ---------- */
  .products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap, 16px);
  }
  @media (max-width: 1150px) {
    .products-grid { grid-template-columns: repeat(3, 1fr); }
  }
  @media (max-width: 600px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  }

  /* ---------- 08. PRODUCT CARD (matches home design) ---------- */
  .product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: var(--radius, 14px);
    border: 1px solid var(--c-line, #EFEFF2);
    box-shadow: var(--shadow-xs, 0 1px 3px rgba(28,27,34,.06));
    overflow: hidden;
    transition: all 0.25s ease;
    text-decoration: none;
    color: inherit;
  }
  .product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md, 0 4px 12px rgba(28,27,34,.09));
    border-color: transparent;
  }

  .product-card__badge {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 2;
    display: inline-block;
    padding: 3px 10px;
    border-radius: 30px;
    background: var(--c-primary, #FF4300);
    color: #fff;
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.03em;
    text-transform: uppercase;
  }
  .product-card__badge--green { background: var(--c-green, #12A150); }
  .product-card__badge--accent { background: var(--c-accent, #FFB800); color: var(--c-ink, #1C1B22); }

  .product-card__wish {
    position: absolute;
    top: 9px;
    right: 10px;
    z-index: 2;
    font-size: 1.1rem;
    color: #C3C3CC;
    transition: color 0.2s, transform 0.2s;
  }
  .product-card__wish:hover { color: var(--c-primary, #FF4300); transform: scale(1.2); }

  .product-card__image-wrapper {
    position: relative;
    display: grid;
    place-items: center;
    height: 160px;
    padding: 12px;
    background: var(--c-bg, #F7F7FA);
    overflow: hidden;
  }
  .product-card__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.35s ease;
  }
  .product-card:hover .product-card__image { transform: scale(1.05); }

  .product-card__info {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 14px;
  }
  .product-card__category {
    font-size: 0.68rem;
    color: var(--c-muted, #6B6B78);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    margin: 0;
  }
  .product-card__title {
    font-size: 0.94rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 0;
    color: var(--c-ink, #1C1B22);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.2s;
  }
  .product-card:hover .product-card__title { color: var(--c-primary, #FF4300); }

  .product-card__rating {
    color: var(--c-yellow, #FFC107);
    font-size: 0.78rem;
  }
  .product-card__rating span { color: var(--c-muted, #6B6B78); }

  .product-card__delivery {
    font-size: 0.72rem;
    color: var(--c-green, #12A150);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .product-card__foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 6px;
  }
  .product-card__price {
    display: flex;
    align-items: baseline;
    gap: 6px;
  }
  .product-card__price-current {
    font-weight: 900;
    font-size: 1.1rem;
    color: var(--c-primary, #FF4300);
    letter-spacing: -0.02em;
  }
  .product-card__price-compare {
    font-size: 0.76rem;
    color: var(--c-muted, #6B6B78);
    text-decoration: line-through;
  }

  .add-to-cart-btn {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: var(--c-primary-soft, #FFF0EA);
    color: var(--c-primary, #FF4300);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
  }
  .add-to-cart-btn svg { width: 16px; height: 16px; }
  .add-to-cart-btn:hover {
    background: var(--c-primary, #FF4300);
    color: #fff;
    border-color: var(--c-primary, #FF4300);
    transform: scale(1.05);
  }

  @media (max-width: 600px) {
    .product-card__image-wrapper { height: 120px; padding: 8px; }
    .product-card__info { padding: 12px; }
    .product-card__title { font-size: 0.86rem; }
    .product-card__price-current { font-size: 0.98rem; }
  }

  /* ---------- 09. LIST VIEW (optional) ---------- */
  .products-grid--list { grid-template-columns: 1fr; }
  .products-grid--list .product-card {
    flex-direction: row;
    align-items: center;
    gap: 18px;
    padding: 14px;
  }
  .products-grid--list .product-card__image-wrapper {
    width: 140px;
    height: 140px;
    flex: none;
  }
  .products-grid--list .product-card__info { flex: 1; min-width: 0; }

  /* ---------- 10. LOADING INDICATOR ---------- */
  .loading-indicator {
    text-align: center;
    padding: 40px;
    color: var(--c-muted, #6B6B78);
    font-size: 0.9rem;
  }
  .loading-indicator:empty { display: none; }

  /* ---------- 11. MOBILE FILTER DRAWER ---------- */
  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s ease;
  }
  .sidebar-overlay.open {
    display: block;
    opacity: 1;
    visibility: visible;
    pointer-events: all;
  }

  @media (max-width: 992px) {
    .listing-sidebar {
      position: fixed;
      top: 0;
      left: -100%;
      width: 300px;
      max-width: 85vw;
      height: 100%;
      z-index: 999;
      border-radius: 0;
      border: none;
      box-shadow: 6px 0 20px rgba(0,0,0,.15);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      transition: left 0.3s ease;
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
    }
    .listing-sidebar.open {
      left: 0;
      opacity: 1;
      visibility: visible;
      pointer-events: all;
    }
    .sidebar-body { flex: 1; overflow-y: auto; padding: 0; }
    .sidebar-footer { display: flex; }
    .close-filter-drawer { display: inline-block; }
    .mobile-filter { display: block; }
  }

  @media (max-width: 640px) {
    .listing-toolbar { padding: 10px 12px; flex-direction: column; align-items: stretch; }
    .toolbar-right { flex-direction: column; align-items: stretch; gap: 10px; }
    .search-wrapper { max-width: none; }
    .sort-wrapper { width: 100%; }
    .sort-select { width: 100%; }
    .mobile-filter { display: block; }
    .mobile-filter > button { width: 100%; justify-content: center; }
  }