:root {
    --cat-primary: #1a2b4a;
    --cat-primary-light: #2d4a7c;
    --cat-accent: #e63946;
    --cat-accent-hover: #c1121f;
    --cat-bg: #f4f6fa;
    --cat-surface: #ffffff;
    --cat-text: #1a1a2e;
    --cat-muted: #64748b;
    --cat-border: #e2e8f0;
    --cat-radius: 16px;
    --cat-radius-sm: 10px;
    --cat-shadow: 0 4px 24px rgba(26, 43, 74, 0.07);
}

body.catalog-page {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: var(--cat-bg);
    color: var(--cat-text);
}

/* ── Page hero ── */
.catalog-hero {
    background: linear-gradient(135deg, var(--cat-primary) 0%, var(--cat-primary-light) 100%);
    color: #fff;
    padding: 1.75rem 0 2rem;
}

.catalog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
    opacity: 0.85;
}

.catalog-breadcrumb a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
}

.catalog-breadcrumb a:hover {
    color: #fff;
    text-decoration: underline;
}

.catalog-hero h1 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 0.35rem;
    letter-spacing: -0.02em;
}

.catalog-hero p {
    margin: 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

/* ── Layout ── */
.catalog-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 1320px;
    margin: 0 auto;
    padding: 1.5rem 1rem 3rem;
}

@media (min-width: 992px) {
    .catalog-layout {
        grid-template-columns: 280px 1fr;
        padding: 2rem 1.25rem 3rem;
        align-items: start;
    }
}

/* ── Sidebar filters ── */
.catalog-sidebar {
    display: none;
    background: var(--cat-surface);
    border: 1px solid var(--cat-border);
    border-radius: var(--cat-radius);
    padding: 1.25rem;
    box-shadow: var(--cat-shadow);
    position: sticky;
    top: calc(var(--hdr-height, 72px) + 1rem);
}

@media (min-width: 992px) {
    .catalog-sidebar {
        display: block;
    }
}

.catalog-sidebar-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--cat-primary);
    margin: 0 0 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-group {
    margin-bottom: 1.1rem;
}

.filter-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--cat-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.4rem;
}

.filter-group .form-select,
.filter-group .form-control {
    border-radius: var(--cat-radius-sm);
    border-color: var(--cat-border);
    font-size: 0.9rem;
}

.filter-group .form-select:focus,
.filter-group .form-control:focus {
    border-color: var(--cat-primary-light);
    box-shadow: 0 0 0 3px rgba(45, 74, 124, 0.15);
}

.filter-price-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.filter-price-row input {
    flex: 1;
    min-width: 0;
}

.filter-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--cat-border);
}

.btn-filter-apply {
    background: var(--cat-primary);
    color: #fff;
    border: none;
    border-radius: var(--cat-radius-sm);
    padding: 0.65rem 1rem;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.btn-filter-apply:hover {
    background: var(--cat-primary-light);
    color: #fff;
}

.btn-filter-reset {
    background: transparent;
    color: var(--cat-muted);
    border: 1px solid var(--cat-border);
    border-radius: var(--cat-radius-sm);
    padding: 0.6rem 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-align: center;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-filter-reset:hover {
    border-color: var(--cat-accent);
    color: var(--cat-accent);
}

/* ── Main content ── */
.catalog-main {
    min-width: 0;
}

.catalog-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1rem;
}

.catalog-search {
    flex: 1;
    min-width: 200px;
    display: flex;
    background: var(--cat-surface);
    border: 1px solid var(--cat-border);
    border-radius: 50px;
    overflow: hidden;
    box-shadow: var(--cat-shadow);
}

.catalog-search input {
    flex: 1;
    border: none;
    padding: 0.7rem 1.1rem;
    font-size: 0.9rem;
    outline: none;
    background: transparent;
}

.catalog-search button {
    background: var(--cat-accent);
    color: #fff;
    border: none;
    padding: 0 1.25rem;
    font-weight: 600;
    transition: background 0.2s;
}

.catalog-search button:hover {
    background: var(--cat-accent-hover);
}

.btn-mobile-filter {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1rem;
    border: 1px solid var(--cat-border);
    border-radius: 50px;
    background: var(--cat-surface);
    color: var(--cat-primary);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    box-shadow: var(--cat-shadow);
}

@media (min-width: 992px) {
    .btn-mobile-filter {
        display: none;
    }
}

.catalog-results-info {
    font-size: 0.875rem;
    color: var(--cat-muted);
    font-weight: 500;
    margin-left: auto;
    white-space: nowrap;
}

.catalog-results-info strong {
    color: var(--cat-primary);
}

/* Active filter chips */
.catalog-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.catalog-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    background: #eef2ff;
    border: 1px solid #c7d2fe;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--cat-primary-light);
}

.catalog-chip-remove {
    color: var(--cat-muted);
    text-decoration: none;
    line-height: 1;
    font-size: 1rem;
}

.catalog-chip-remove:hover {
    color: var(--cat-accent);
}

/* ── Product grid (shared with home) ── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }
}

@media (min-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.product-card {
    background: var(--cat-surface);
    border: 1px solid var(--cat-border);
    border-radius: var(--cat-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.25s ease;
    box-shadow: var(--cat-shadow);
    height: 100%;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(26, 43, 74, 0.14);
    border-color: transparent;
}

.product-card-image {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: #f1f5f9;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-body {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.4rem;
}

.product-card-type {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--cat-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.product-card-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--cat-text);
    line-height: 1.35;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-title a {
    color: inherit;
    text-decoration: none;
}

.product-card-title a:hover {
    color: var(--cat-primary-light);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.78rem;
    color: var(--cat-muted);
}

.product-card-price {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--cat-primary);
    margin-top: auto;
    padding-top: 0.25rem;
}

.product-card-price small {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--cat-muted);
}

.product-card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.btn-card-buy {
    flex: 1;
    background: var(--cat-accent);
    color: #fff;
    border: none;
    border-radius: var(--cat-radius-sm);
    padding: 0.55rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
}

.btn-card-buy:hover {
    background: var(--cat-accent-hover);
}

.btn-card-icon {
    width: 36px;
    height: 36px;
    border: 1px solid var(--cat-border);
    border-radius: var(--cat-radius-sm);
    background: var(--cat-surface);
    color: var(--cat-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    flex-shrink: 0;
}

.btn-card-icon:hover {
    border-color: var(--cat-primary-light);
    color: var(--cat-primary);
    background: #eef2ff;
}

/* Empty state */
.catalog-empty {
    text-align: center;
    padding: 4rem 1.5rem;
    background: var(--cat-surface);
    border-radius: var(--cat-radius);
    border: 1px solid var(--cat-border);
}

.catalog-empty i {
    font-size: 3rem;
    color: var(--cat-border);
    margin-bottom: 1rem;
}

.catalog-empty h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cat-text);
    margin-bottom: 0.5rem;
}

.catalog-empty p {
    color: var(--cat-muted);
    margin-bottom: 1.25rem;
}

/* ── Pagination ── */
.catalog-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.35rem;
    margin-top: 2.5rem;
    flex-wrap: wrap;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.65rem;
    border-radius: var(--cat-radius-sm);
    border: 1px solid var(--cat-border);
    background: var(--cat-surface);
    color: var(--cat-muted);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s;
}

.page-btn:hover:not(.disabled):not(.active) {
    border-color: var(--cat-primary-light);
    color: var(--cat-primary);
    background: #eef2ff;
}

.page-btn.active {
    background: var(--cat-primary);
    border-color: var(--cat-primary);
    color: #fff;
}

.page-btn.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.page-dots {
    color: var(--cat-muted);
    padding: 0 0.25rem;
}

/* Mobile filter offcanvas */
.catalog-filter-offcanvas.offcanvas {
    max-width: 320px;
}

.catalog-filter-offcanvas .offcanvas-header {
    background: var(--cat-primary);
    color: #fff;
}

.catalog-filter-offcanvas .btn-close {
    filter: invert(1);
}

@media (max-width: 767px) {
    .product-card-actions .btn-card-buy {
        flex: 0 0 44px !important;
        width: 44px !important;
        min-width: 44px !important;
        max-width: 44px !important;
        height: 44px !important;
        padding: 0 !important;
        font-size: 0 !important;
        gap: 0 !important;
    }

    .product-card-actions .btn-card-buy .btn-cart-text {
        display: none !important;
    }

    .product-card-actions .btn-card-buy i {
        font-size: 1rem !important;
        margin: 0 !important;
    }
}