:root {
            --app-bg: #f9f9f9;
            --primary: #0a2240;
            /* Dark Blue from screenshot */
            --primary-light: #153c6b;
            --accent: #ff4757;
            /* Red/Pink for badges/buttons */
            --text-dark: #2f3640;
            --text-gray: #718093;
            --border: #f1f2f6;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Tajawal', sans-serif;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            background: var(--app-bg);
            color: var(--text-dark);
            padding-top: 105px;
            padding-bottom: 70px;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        @keyframes spin {
            100% {
                transform: rotate(360deg);
            }
        }

        .spin {
            animation: spin 1s linear infinite;
        }

        /* App Header */
        .app-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            z-index: 1000;
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 15px;
            gap: 12px;
        }

        .header-icon {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            cursor: pointer;
        }

        .search-bar {
            flex: 1;
            display: flex;
            align-items: center;
            background: #ffffff;
            border-radius: 6px;
            padding: 0 10px;
            height: 38px;
        }

        .search-bar input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            font-size: 0.9rem;
            padding: 0 10px;
            color: #333;
        }

        .search-bar i {
            color: var(--primary);
            width: 18px;
        }

        /* Header Nav Tabs */
        .header-nav {
            display: flex;
            overflow-x: auto;
            scrollbar-width: none;
            padding: 0 10px;
            background: var(--primary);
            -webkit-overflow-scrolling: touch;
        }

        .header-nav::-webkit-scrollbar {
            display: none;
        }

        .nav-tab {
            padding: 12px 15px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
            font-weight: 700;
            white-space: nowrap;
            cursor: pointer;
            border-bottom: 3px solid transparent;
            flex-shrink: 0;
        }

        .nav-tab.active {
            color: #fff;
            border-bottom-color: #fff;
        }

        /* Banner Slider */
        .banner-slider {
            width: 100%;
            position: relative;
            overflow: hidden;
            background: #fff;
        }

        .banner-track {
            display: flex;
            transition: transform 0.3s ease;
        }

        .banner-slide {
            min-width: 100%;
            height: 160px;
        }

        .banner-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        /* Marquee */
        .marquee-container {
            background: #fbf7eb;
            padding: 8px 15px;
            font-size: 0.85rem;
            font-weight: 700;
            color: #555;
            overflow-x: auto;
            white-space: nowrap;
            border-bottom: 1px solid #eee;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }

        .marquee-container::-webkit-scrollbar {
            display: none;
        }

        .marquee-text {
            display: inline-block;
            padding-left: 20px;
        }

        /* Circular Categories */
        .cats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px 10px;
            padding: 20px 15px;
            background: #fff;
            margin-bottom: 10px;
        }

        .cat-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            text-align: center;
            cursor: pointer;
        }

        .cat-circle {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            overflow: hidden;
            border: 1px solid #eaeaea;
            padding: 2px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .cat-circle img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
        }

        .cat-name {
            font-size: 0.8rem;
            font-weight: 800;
            color: #222;
            line-height: 1.2;
        }

        /* Section Title */
        .section-title {
            padding: 15px;
            background: #fff;
            font-size: 1.1rem;
            font-weight: 900;
            color: #111;
            border-bottom: 1px solid #f5f5f5;
        }

        /* Sort Bar */
        .sort-bar {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            padding: 10px 15px;
            background: #fff;
            border-bottom: 1px solid #f1f2f6;
            scrollbar-width: none;
        }

        .sort-bar::-webkit-scrollbar {
            display: none;
        }

        .sort-btn {
            background: #f8f9fa;
            color: #555;
            border: 1px solid #eee;
            padding: 6px 15px;
            border-radius: 6px;
            font-weight: bold;
            font-size: 0.8rem;
            white-space: nowrap;
            cursor: pointer;
            transition: 0.2s;
        }

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

        /* Products Grid */
        .products-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            padding: 10px;
            background: var(--app-bg);
        }

        .product-card {
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            display: flex;
            flex-direction: column;
            border: 1px solid #f1f2f6;
            position: relative;
        }

        .fav-icon-btn {
            position: absolute;
            top: 8px;
            left: 8px;
            background: rgba(255, 255, 255, 0.9);
            border: none;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            cursor: pointer;
            color: #777;
            z-index: 2;
            transition: all 0.2s;
        }

        .fav-icon-btn.active {
            color: #ff4757;
        }

        .product-img {
            width: 100%;
            aspect-ratio: 1;
            object-fit: cover;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .product-img.loaded {
            opacity: 1;
        }

        .product-info {
            padding: 10px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .product-title {
            font-size: 0.85rem;
            font-weight: 800;
            margin-bottom: 5px;
            color: #2f3640;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .product-price {
            font-size: 1.1rem;
            font-weight: 900;
            color: var(--accent);
            margin-top: auto;
            text-align: left;
            margin-bottom: 12px;
        }

        .add-cart-btn {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px;
            border-radius: 8px;
            font-weight: 700;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
        }

        /* Toast Notification */
        .toast-notification {
            position: fixed;
            bottom: 80px;
            left: 50%;
            transform: translateX(-50%) translateY(100px);
            background: #333;
            color: #fff;
            padding: 10px 25px;
            border-radius: 25px;
            font-weight: bold;
            font-size: 0.9rem;
            z-index: 9999;
            opacity: 0;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            pointer-events: none;
        }

        .toast-notification.show {
            transform: translateX(-50%) translateY(0);
            opacity: 1;
        }

        /* Bottom Nav */
        .bottom-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background: #fff;
            display: flex;
            justify-content: space-around;
            align-items: center;
            box-shadow: 0 -2px 15px rgba(0, 0, 0, 0.05);
            z-index: 1000;
            border-top: 1px solid #eaeaea;
        }

        .b-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--text-gray);
            font-size: 0.75rem;
            font-weight: 700;
            cursor: pointer;
            flex: 1;
        }

        .b-nav-item i {
            width: 22px;
            height: 22px;
        }

        .b-nav-item.active {
            color: var(--primary);
        }

        .b-nav-item.active .icon-wrap {
            background: var(--primary);
            color: #fff;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transform: translateY(-5px);
            box-shadow: 0 4px 10px rgba(10, 34, 64, 0.3);
        }

        .b-nav-item.active .icon-wrap i {
            width: 20px;
            height: 20px;
        }

        /* Modals Overlay */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 2000;
            display: none;
            opacity: 0;
            transition: opacity 0.3s;
        }

        .modal-overlay.show {
            display: block;
            opacity: 1;
        }

        /* Side Panel (Cart / Product) */
        .side-panel {
            position: fixed;
            top: 0;
            bottom: 0;
            right: -100%;
            width: 100%;
            max-width: 400px;
            background: #f9f9f9;
            z-index: 2001;
            transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            display: flex;
            flex-direction: column;
        }

        .side-panel.open {
            right: 0;
        }

        /* Panel Header */
        .panel-header {
            background: #fff;
            padding: 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #eee;
            position: sticky;
            top: 0;
            z-index: 10;
        }

        .panel-title {
            font-weight: 900;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .close-btn {
            background: #f1f2f6;
            border: none;
            width: 35px;
            height: 35px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: #333;
        }

        /* Product Details inside Panel */
        .p-image-box {
            position: relative;
            width: 100%;
            aspect-ratio: 1;
            background: #fff;
            overflow: hidden;
        }

        .p-image-track {
            display: flex;
            width: 100%;
            height: 100%;
            transition: transform 0.3s ease-out;
        }

        .p-image-slide {
            min-width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .p-image-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .p-image-dots {
            position: absolute;
            bottom: 15px;
            left: 0;
            right: 0;
            display: flex;
            justify-content: center;
            gap: 6px;
        }

        .p-image-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.2);
            transition: 0.3s;
        }

        .p-image-dot.active {
            background: var(--primary);
            transform: scale(1.2);
        }

        .gallery-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(255, 255, 255, 0.8);
            border: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
            color: #333;
        }

        .gallery-arrow.prev {
            right: 10px;
        }

        .gallery-arrow.next {
            left: 10px;
        }

        .p-info-box {
            padding: 20px;
            background: #fff;
            margin-bottom: 10px;
        }

        .p-title {
            font-size: 1.2rem;
            font-weight: 900;
            color: #111;
            margin-bottom: 10px;
        }

        .p-price-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 20px;
        }

        .p-price {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--accent);
        }

        .p-currency {
            font-size: 0.9rem;
            color: #777;
        }

        /* Attributes block */
        .p-attributes {
            background: #f8f9fa;
            border: 1px solid #eef2f5;
            border-radius: 12px;
            padding: 15px;
            margin-bottom: 20px;
        }

        .p-attr-title {
            font-weight: 900;
            font-size: 1rem;
            color: #111;
            margin-bottom: 10px;
            text-align: center;
        }

        .p-attr-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }

        .p-attr-item {
            background: #fff;
            padding: 8px;
            border-radius: 6px;
            font-size: 0.85rem;
            font-weight: 700;
            color: #444;
            border: 1px solid #eee;
            text-align: center;
        }

        .p-desc {
            line-height: 1.8;
            color: #555;
            font-size: 0.95rem;
            white-space: pre-wrap;
        }

        /* Sticky Bottom Bar (Product) */
        .p-bottom-bar {
            position: sticky;
            bottom: 0;
            background: #fff;
            padding: 15px;
            border-top: 1px solid #eee;
            display: flex;
            gap: 10px;
            z-index: 10;
        }

        .btn-add {
            flex: 1;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 15px;
            border-radius: 12px;
            font-weight: 900;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            cursor: pointer;
        }

        .btn-fav {
            width: 55px;
            height: 55px;
            border: 1px solid #ddd;
            background: #fff;
            color: #777;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: 0.2s;
        }

        .btn-fav.active {
            color: #ff4757;
            border-color: #ff4757;
            background: #fff1f2;
        }

        /* Cart Items */
        .cart-item-card {
            background: #fff;
            margin: 15px;
            border-radius: 12px;
            padding: 15px;
            border: 1px solid #eee;
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .cart-item-img {
            width: 60px;
            height: 60px;
            object-fit: cover;
            border-radius: 8px;
            border: 1px solid #eee;
        }

        .cart-item-info {
            flex: 1;
        }

        .cart-item-title {
            font-weight: 800;
            font-size: 0.9rem;
            margin-bottom: 5px;
            color: #111;
        }

        .cart-item-price {
            font-weight: 900;
            color: var(--accent);
        }

        .cart-qty-ctrl {
            display: flex;
            align-items: center;
            gap: 10px;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 4px;
        }

        .qty-btn {
            width: 28px;
            height: 28px;
            border-radius: 6px;
            border: none;
            background: #f5f5f5;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }

        /* Checkout Form */
        .checkout-section {
            background: #fff;
            padding: 15px;
            margin-bottom: 10px;
            border-top: 1px solid #eee;
            border-bottom: 1px solid #eee;
        }

        .checkout-title {
            font-weight: 900;
            font-size: 1rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
        }

        .checkout-input {
            width: 100%;
            border: 1px solid #ddd;
            border-radius: 8px;
            padding: 12px;
            font-size: 0.95rem;
            outline: none;
            margin-bottom: 10px;
            background: #fafafa;
        }

        .checkout-input:focus {
            border-color: var(--primary);
        }

        .checkout-total-row {
            display: flex;
            justify-content: space-between;
            font-weight: 900;
            font-size: 1.1rem;
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #ddd;
        }

        /* Floating WhatsApp */
        .wa-float {
            position: fixed;
            bottom: 85px;
            right: 15px;
            width: 50px;
            height: 50px;
            background: #25d366;
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(37, 211, 102, 0.4);
            z-index: 1500;
            cursor: pointer;
        }

        /* Side Menu (Hamburger) */
        .side-menu-panel {
            position: fixed;
            top: 0;
            bottom: 0;
            right: -100%;
            width: 280px;
            background: #fff;
            z-index: 3000;
            transition: right 0.3s ease;
            box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
            display: flex;
            flex-direction: column;
        }

        .side-menu-panel.open {
            right: 0;
        }

        .sm-header {
            padding: 20px;
            background: var(--primary);
            color: #fff;
            font-weight: 900;
            font-size: 1.2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .sm-link {
            padding: 15px 20px;
            border-bottom: 1px solid #eee;
            color: #333;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .sm-link:active {
            background: #f5f5f5;
        }