:root {
            --primary: #1a1a2e;
            --accent: #e94560;
            --gold: #f5a623;
            --light-bg: #f8f9fc;
        }

        body {
            font-family: 'Poppins', sans-serif;
            background: var(--light-bg);
        }

        /* ── HERO ── */
        .shop-hero {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 55%, #0f3460 100%);
            padding: 80px 0 50px;
            position: relative;
            overflow: hidden;
        }

        .shop-hero::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 50px;
            background: var(--light-bg);
            clip-path: ellipse(55% 100% at 50% 100%);
        }

        .shop-hero h1 {
            font-family: 'Playfair Display', serif;
            font-size: clamp(2rem, 4vw, 3.2rem);
            color: #fff;
            font-weight: 800;
        }

        .shop-hero h1 span {
            color: var(--accent);
        }

        .breadcrumb-item a {
            color: var(--gold);
            text-decoration: none;
        }

        .breadcrumb-item.active {
            color: rgba(255, 255, 255, 0.6);
        }

        .breadcrumb-item+.breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.4);
        }

        /* ── FILTER TABS ── */
        .filter-bar {
            background: #fff;
            padding: 20px 0;
            border-bottom: 1px solid #eee;
            position: sticky;
            top: 62px;
            z-index: 100;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
        }

        .filter-tabs {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            align-items: center;
        }

        .filter-btn {
            padding: 8px 22px;
            border-radius: 50px;
            border: 2px solid #e9ecef;
            font-size: 0.85rem;
            font-weight: 600;
            cursor: pointer;
            background: #fff;
            color: #555;
            transition: all 0.25s;
            font-family: 'Poppins', sans-serif;
        }

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

        .filter-btn.active {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }

        .sort-select {
            border: 2px solid #e9ecef;
            border-radius: 50px;
            padding: 8px 20px;
            font-size: 0.85rem;
            font-weight: 600;
            font-family: 'Poppins', sans-serif;
            cursor: pointer;
            color: #555;
            background: #fff;
        }

        .sort-select:focus {
            outline: none;
            border-color: var(--accent);
        }

        .result-count {
            font-size: 0.85rem;
            color: #999;
            font-weight: 500;
        }

        /* ── PRODUCT GRID ── */
        .shop-body {
            padding: 50px 0 80px;
        }

        .product-card {
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            transition: transform 0.3s, box-shadow 0.3s;
            position: relative;
            height: 100%;
        }

        .product-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
        }

        .product-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 3/4;
        }

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

        .product-card:hover .product-img img {
            transform: scale(1.08);
        }

        .product-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 700;
        }

        .badge-new {
            background: var(--accent);
            color: #fff;
        }

        .badge-sale {
            background: var(--gold);
            color: #fff;
        }

        .badge-hot {
            background: #0f3460;
            color: #fff;
        }

        .product-actions {
            position: absolute;
            top: 14px;
            right: 14px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transform: translateX(60px);
            opacity: 0;
            transition: all 0.3s ease;
        }

        .product-card:hover .product-actions {
            transform: translateX(0);
            opacity: 1;
        }

        .action-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: #fff;
            border: none;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            color: #555;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.2s, color 0.2s;
        }

        .action-btn:hover {
            background: var(--accent);
            color: #fff;
        }

        .quick-add {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(26, 26, 46, 0.92);
            color: #fff;
            border: none;
            padding: 14px;
            font-weight: 700;
            font-size: 0.88rem;
            font-family: 'Poppins', sans-serif;
            cursor: pointer;
            transform: translateY(100%);
            transition: transform 0.3s ease;
            letter-spacing: 0.5px;
        }

        .product-card:hover .quick-add {
            transform: translateY(0);
        }

        .quick-add:hover {
            background: var(--accent);
        }

        .product-info {
            padding: 18px 20px 20px;
        }

        .product-cat {
            font-size: 0.72rem;
            color: #999;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 6px;
        }

        .product-name {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.95rem;
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .product-price {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .price-current {
            font-weight: 800;
            color: var(--accent);
            font-size: 1.05rem;
        }

        .price-old {
            font-size: 0.85rem;
            color: #bbb;
            text-decoration: line-through;
        }

        .stars-mini {
            font-size: 0.72rem;
            color: var(--gold);
            margin-top: 6px;
        }

        .stars-mini span {
            color: #aaa;
            font-size: 0.72rem;
            margin-left: 4px;
        }

        /* ── NO RESULTS ── */
        .no-results {
            text-align: center;
            padding: 80px 20px;
            display: none;
        }

        .no-results i {
            font-size: 4rem;
            color: #e9ecef;
            margin-bottom: 20px;
        }

        .no-results h5 {
            color: #999;
        }

        /* ── PAGINATION ── */
        .page-link {
            border-radius: 10px;
            margin: 0 3px;
            border: 2px solid #e9ecef;
            color: #555;
            font-weight: 600;
            font-size: 0.88rem;
            padding: 8px 16px;
        }

        .page-item.active .page-link {
            background: var(--accent);
            border-color: var(--accent);
            color: #fff;
        }

        .page-link:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #fff;
        }

        /* ── SIDEBAR FILTER (desktop) ── */
        .sidebar-card {
            background: #fff;
            border-radius: 20px;
            padding: 28px 24px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            margin-bottom: 24px;
        }

        .sidebar-card h6 {
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            font-size: 0.92rem;
        }

        .price-range {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .price-input {
            border: 2px solid #e9ecef;
            border-radius: 10px;
            padding: 8px 12px;
            font-size: 0.85rem;
            width: 100%;
            font-family: 'Poppins', sans-serif;
        }

        .price-input:focus {
            outline: none;
            border-color: var(--accent);
        }

        .color-swatch {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            cursor: pointer;
            border: 2px solid transparent;
            transition: border-color 0.2s;
        }

        .color-swatch:hover,
        .color-swatch.active {
            border-color: var(--accent);
        }

        .size-btn {
            padding: 6px 14px;
            border-radius: 8px;
            border: 2px solid #e9ecef;
            font-size: 0.78rem;
            font-weight: 700;
            cursor: pointer;
            background: #fff;
            color: #555;
            font-family: 'Poppins', sans-serif;
            transition: all 0.2s;
        }

        .size-btn:hover,
        .size-btn.active {
            border-color: var(--accent);
            color: var(--accent);
        }

        .brand-check {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            font-size: 0.88rem;
            cursor: pointer;
        }

        .brand-check input {
            accent-color: var(--accent);
        }

        /* ── TOAST ── */
        #cartToast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 9999;
            background: #fff;
            border-left: 5px solid var(--accent);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
            border-radius: 12px;
            padding: 16px 22px;
            transform: translateX(200%);
            transition: transform 0.4s cubic-bezier(.25, .8, .25, 1);
            font-family: 'Poppins', sans-serif;
            min-width: 260px;
        }

        #cartToast.show {
            transform: translateX(0);
        }

        #cartToast i {
            color: var(--accent);
            font-size: 1.2rem;
            margin-right: 10px;
        }

        /* hide/show items */
        .product-col {
            transition: opacity 0.3s;
        }

        .product-col.hidden {
            display: none;
        }