/* ========== المتغيرات ونظام الألوان المتقدم ========== */
        :root {
            --primary-dark: #0b2b40;
            --primary: #1a4d6d;
            --primary-light: #2c6b8f;
            --secondary: #c19a2b;
            --secondary-light: #f0b30f;
            --accent: #d4af37;
            --success: #4caf50;
            --warning: #ff9800;
            --error: #d32f2f;
            --gray-100: #f8f9fa;
            --gray-200: #e9ecef;
            --gray-300: #dee2e6;
            --gray-600: #6c757d;
            --gray-900: #212529;
            --white: #ffffff;
            --black: #000000;
            --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
            --shadow-md: 0 4px 8px rgba(0,0,0,0.12);
            --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
            --shadow-xl: 0 12px 24px rgba(0,0,0,0.2);
            --transition: all 0.3s ease;
        }

        /* ========== الأنماط الأساسية ========== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Cairo', sans-serif;
            background-color: var(--gray-100);
            color: var(--gray-900);
            line-height: 1.6;
        }

        /* ========== تنسيقات الخطوط الموحدة ========== */
        h1 { font-size: 3rem; font-weight: 900; }
        h2 { font-size: 2rem; font-weight: 800; }
        h3 { font-size: 1.5rem; font-weight: 700; }
        h4 { font-size: 1.25rem; font-weight: 600; }
        p { font-size: 1rem; font-weight: 400; }
        small { font-size: 0.875rem; font-weight: 400; }

        /* ========== الهيدر المتطور ========== */
        .header {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: var(--white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-lg);
        }

        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
            max-width: 1400px;
            margin: 0 auto;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .logo svg {
            height: 50px;
            width: auto;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--white), var(--secondary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .logo-text span {
            color: var(--secondary-light);
            -webkit-text-fill-color: var(--secondary-light);
        }

        .search-bar {
            flex: 1;
            max-width: 500px;
            display: flex;
            align-items: center;
            background-color: rgba(255,255,255,0.15);
            border-radius: 50px;
            padding: 0.5rem 1.5rem;
            margin: 0 2rem;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255,255,255,0.2);
            transition: var(--transition);
        }

        .search-bar:focus-within {
            background-color: rgba(255,255,255,0.25);
            box-shadow: 0 0 0 3px rgba(240,179,15,0.3);
        }

        .search-bar input {
            background: none;
            border: none;
            color: var(--white);
            flex: 1;
            outline: none;
            font-size: 1rem;
            padding: 0.5rem 0;
        }

        .search-bar input::placeholder {
            color: rgba(255,255,255,0.7);
        }

        .search-bar button {
            background: none;
            border: none;
            color: var(--white);
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .search-bar button:hover {
            color: var(--secondary-light);
            transform: scale(1.1);
        }

        .header-icons {
            display: flex;
            gap: 1.5rem;
            align-items: center;
        }

        .header-icons button {
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.3rem;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .header-icons button:hover {
            background-color: rgba(255,255,255,0.15);
            color: var(--secondary-light);
            transform: translateY(-2px);
        }

        .cart-badge {
            position: absolute;
            top: 0;
            right: 0;
            background-color: var(--error);
            color: var(--white);
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: bold;
            border: 2px solid var(--white);
        }

        .header-bottom {
            background-color: rgba(0,0,0,0.2);
            padding: 0.75rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }

        .nav-menu {
            display: flex;
            gap: 2rem;
            list-style: none;
        }

        .nav-menu a {
            color: var(--white);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .nav-menu a:hover {
            color: var(--secondary-light);
        }

        .language-selector {
            display: flex;
            gap: 1rem;
            align-items: center;
        }

        .language-selector button {
            background: none;
            border: none;
            color: var(--white);
            cursor: pointer;
            font-size: 0.9rem;
            padding: 0.25rem 0.5rem;
            border-radius: 4px;
            transition: var(--transition);
        }

        .language-selector button.active {
            background-color: var(--secondary-light);
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* ========== الهيرو سيكشن المتطور ========== */
        .hero {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: var(--white);
            padding: 6rem 2rem;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M20,20 L80,20 L80,80 L20,80 Z" fill="none" stroke="rgba(240,179,15,0.1)" stroke-width="2"/><circle cx="50" cy="50" r="20" fill="none" stroke="rgba(240,179,15,0.1)" stroke-width="2"/></svg>');
            opacity: 0.2;
            animation: float 20s linear infinite;
        }

        @keyframes float {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            font-weight: 900;
            line-height: 1.2;
        }

        .hero h1 span {
            color: var(--secondary-light);
            position: relative;
            display: inline-block;
        }

        .hero h1 span::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--secondary-light), transparent);
        }

        .hero p {
            font-size: 1.25rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 3rem;
            margin: 3rem 0;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--secondary-light);
            display: block;
        }

        .stat-label {
            font-size: 1rem;
            opacity: 0.8;
        }

        .hero-btn {
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: var(--primary-dark);
            border: none;
            padding: 1rem 3rem;
            font-size: 1.2rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 700;
            transition: var(--transition);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }

        .hero-btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255,255,255,0.5);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }

        .hero-btn:hover::before {
            width: 300px;
            height: 300px;
        }

        .hero-btn:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
        }

        /* ========== الأقسام الرئيسية ========== */
        .section {
            padding: 5rem 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            color: var(--primary-dark);
            font-weight: 800;
            position: relative;
            padding-bottom: 1rem;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary-light));
            border-radius: 2px;
        }

        /* ========== بطاقات الأقسام ========== */
        .categories-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
        }

        .category-card {
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }

        .category-card:hover {
            transform: translateY(-10px);
        }

        .category-image {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 1rem;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            border: 4px solid transparent;
            background: linear-gradient(135deg, var(--primary), var(--secondary-light)) border-box;
            -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
            mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
        }

        .category-card:hover .category-image {
            box-shadow: var(--shadow-xl);
            transform: scale(1.05);
        }

        .category-name {
            font-size: 1.1rem;
            color: var(--primary-dark);
            font-weight: 700;
            margin-top: 0.5rem;
        }

        /* ========== بطاقات المنتجات المتطورة ========== */
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 2rem;
        }

        .product-card {
            background-color: var(--white);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            position: relative;
        }

        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
        }

        .product-badge {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: var(--primary-dark);
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 700;
            z-index: 2;
        }

        .product-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: var(--transition);
        }

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

        .product-info {
            padding: 1.5rem;
            background: linear-gradient(to top, rgba(0,0,0,0.02), transparent);
        }

        .product-name {
            font-size: 1.1rem;
            color: var(--primary-dark);
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .product-supplier {
            font-size: 0.85rem;
            color: var(--gray-600);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .product-supplier i {
            color: var(--secondary-light);
        }

        .product-price {
            font-size: 1.25rem;
            color: var(--secondary);
            font-weight: 800;
            margin-bottom: 1rem;
        }

        .product-rating {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            margin-bottom: 1rem;
            color: var(--warning);
        }

        .product-rating span {
            color: var(--gray-600);
            font-size: 0.85rem;
            margin-right: 0.5rem;
        }

        .product-actions {
            display: flex;
            gap: 0.5rem;
            align-items: center;
        }

        .wishlist-btn {
            background: none;
            border: none;
            font-size: 1.3rem;
            cursor: pointer;
            color: var(--gray-300);
            transition: var(--transition);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .wishlist-btn:hover {
            color: var(--error);
            background-color: rgba(211,47,47,0.1);
        }

        .wishlist-btn.active {
            color: var(--error);
        }

        .add-to-cart-btn {
            flex: 1;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white);
            border: none;
            padding: 0.75rem;
            border-radius: 8px;
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 600;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        .add-to-cart-btn:hover {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ========== صفحة من نحن ========== */
        .about-section {
            background: linear-gradient(135deg, var(--white), var(--gray-100));
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-content h2 {
            color: var(--primary-dark);
            margin-bottom: 1.5rem;
        }

        .about-content p {
            color: var(--gray-600);
            margin-bottom: 2rem;
            line-height: 1.8;
        }

        .about-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-top: 2rem;
        }

        .about-stat {
            text-align: center;
        }

        .about-stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--secondary);
            display: block;
        }

        .about-stat-label {
            font-size: 0.9rem;
            color: var(--gray-600);
        }

        .about-image img {
            width: 100%;
            border-radius: 20px;
            box-shadow: var(--shadow-xl);
        }

        /* ========== صفحة الخدمات ========== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--primary), var(--secondary-light));
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
        }

        .service-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin: 0 auto 1.5rem;
            transition: var(--transition);
        }

        .service-card:hover .service-icon {
            transform: rotateY(180deg);
        }

        .service-card h3 {
            color: var(--primary-dark);
            margin-bottom: 1rem;
        }

        .service-card p {
            color: var(--gray-600);
            margin-bottom: 1.5rem;
            line-height: 1.6;
        }

        .service-link {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
        }

        .service-link:hover {
            gap: 1rem;
            color: var(--primary);
        }

        /* ========== صفحة الموردون ========== */
        .suppliers-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .supplier-card {
            background: var(--white);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: var(--transition);
        }

        .supplier-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
        }

        .supplier-header {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white);
            padding: 2rem;
            text-align: center;
        }

        .supplier-logo {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            border: 4px solid var(--white);
            margin-bottom: 1rem;
            object-fit: cover;
        }

        .supplier-header h3 {
            color: var(--white);
            margin-bottom: 0.5rem;
        }

        .supplier-country {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            opacity: 0.9;
        }

        .supplier-body {
            padding: 2rem;
        }

        .supplier-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--gray-200);
        }

        .supplier-info span:first-child {
            color: var(--gray-600);
            font-size: 0.9rem;
        }

        .supplier-info span:last-child {
            color: var(--primary-dark);
            font-weight: 600;
        }

        .supplier-rating {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            color: var(--warning);
            margin: 1rem 0;
        }

        .supplier-contact {
            display: flex;
            gap: 0.5rem;
        }

        .supplier-contact button {
            flex: 1;
            padding: 0.75rem;
            border: 1px solid var(--primary);
            background: none;
            border-radius: 8px;
            color: var(--primary);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }

        .supplier-contact button:hover {
            background: var(--primary);
            color: var(--white);
        }

        /* ========== صفحة اتصل بنا ========== */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
        }

        .contact-info {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: var(--shadow-md);
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 2rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid var(--gray-200);
        }

        .contact-item:last-child {
            border-bottom: none;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .contact-details h4 {
            color: var(--primary-dark);
            margin-bottom: 0.5rem;
        }

        .contact-details p {
            color: var(--gray-600);
            line-height: 1.6;
        }

        .contact-form {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: var(--shadow-md);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            color: var(--primary-dark);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 1px solid var(--gray-300);
            border-radius: 8px;
            font-family: 'Cairo', sans-serif;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(193,154,43,0.1);
        }

        .submit-btn {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white);
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }

        .submit-btn:hover {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ========== صفحة المفضلة ========== */
        .wishlist-page {
            padding: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .wishlist-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
        }

        .wishlist-header h1 {
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .clear-wishlist-btn {
            background: none;
            border: 1px solid var(--error);
            color: var(--error);
            padding: 0.5rem 1rem;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }

        .clear-wishlist-btn:hover {
            background: var(--error);
            color: var(--white);
        }

        /* ========== سلة التسوق المتطورة ========== */
        .cart-page {
            padding: 2rem;
            max-width: 1400px;
            margin: 0 auto;
        }

        .cart-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
        }

        .cart-header h1 {
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .clear-cart-btn {
            background: none;
            border: 1px solid var(--error);
            color: var(--error);
            padding: 0.5rem 1rem;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }

        .clear-cart-btn:hover {
            background: var(--error);
            color: var(--white);
        }

        .cart-items {
            background: var(--white);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            margin-bottom: 2rem;
        }

        .cart-item {
            display: grid;
            grid-template-columns: 100px 1fr auto auto auto;
            gap: 2rem;
            align-items: center;
            padding: 1.5rem;
            border-bottom: 1px solid var(--gray-200);
        }

        .cart-item:last-child {
            border-bottom: none;
        }

        .cart-item-image {
            width: 100px;
            height: 100px;
            border-radius: 10px;
            object-fit: cover;
        }

        .cart-item-details h3 {
            color: var(--primary-dark);
            margin-bottom: 0.5rem;
        }

        .cart-item-supplier {
            color: var(--gray-600);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .cart-item-price {
            color: var(--secondary);
            font-weight: 700;
            font-size: 1.2rem;
        }

        .cart-item-quantity {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .quantity-btn {
            width: 30px;
            height: 30px;
            border: 1px solid var(--gray-300);
            background: var(--white);
            border-radius: 5px;
            cursor: pointer;
            transition: var(--transition);
        }

        .quantity-btn:hover {
            background: var(--primary);
            color: var(--white);
            border-color: var(--primary);
        }

        .cart-item-total {
            font-weight: 700;
            color: var(--primary-dark);
            min-width: 100px;
            text-align: center;
        }

        .remove-item {
            background: none;
            border: none;
            color: var(--error);
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }

        .remove-item:hover {
            transform: scale(1.2);
        }

        .cart-summary {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: var(--shadow-md);
        }

        .summary-row {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--gray-200);
        }

        .summary-row.total {
            border-bottom: none;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--secondary);
            margin-top: 1rem;
        }

        .checkout-btn {
            width: 100%;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            color: var(--primary-dark);
            border: none;
            padding: 1rem;
            border-radius: 8px;
            font-size: 1.2rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 1.5rem;
        }

        .checkout-btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* ========== صفحة الدفع (معدلة للدفع عند الاستلام) ========== */
        .checkout-page {
            padding: 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .checkout-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }

        .checkout-section {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            box-shadow: var(--shadow-md);
            margin-bottom: 2rem;
        }

        .checkout-section h2 {
            color: var(--primary-dark);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .cash-payment-box {
            background: linear-gradient(135deg, #f8f9fa, #e9ecef);
            border: 2px dashed var(--secondary);
            border-radius: 15px;
            padding: 2rem;
            text-align: center;
            margin: 2rem 0;
        }

        .cash-payment-box i {
            font-size: 4rem;
            color: var(--secondary);
            margin-bottom: 1rem;
        }

        .cash-payment-box h3 {
            color: var(--primary-dark);
            margin-bottom: 0.5rem;
        }

        .cash-payment-box p {
            color: var(--gray-600);
            margin-bottom: 1rem;
        }

        .payment-note {
            background-color: #fff3cd;
            border-right: 4px solid #ffc107;
            padding: 1rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }

        .payment-note i {
            color: #ffc107;
            margin-left: 0.5rem;
        }

        /* ========== صفحة السياسات ========== */
        .policy-header {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: white;
            padding: 4rem 2rem;
            text-align: center;
            margin-top: 2rem;
        }

        .policy-header h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .policy-header p {
            font-size: 1.2rem;
            opacity: 0.9;
        }

        .policy-content {
            background: white;
            padding: 3rem;
            border-radius: 20px;
            box-shadow: var(--shadow-lg);
        }

        .policy-content h2 {
            color: var(--primary-dark);
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary-light);
        }

        .policy-content h3 {
            color: var(--primary);
            font-size: 1.4rem;
            margin: 1.5rem 0 1rem;
        }

        .policy-content p {
            color: var(--gray-600);
            line-height: 1.8;
            margin-bottom: 1rem;
        }

        .policy-content ul, .policy-content ol {
            margin: 1rem 0 1rem 2rem;
            color: var(--gray-600);
            line-height: 1.8;
        }

        .policy-content li {
            margin-bottom: 0.5rem;
        }

        .policy-content .highlight-box {
            background: var(--gray-100);
            padding: 1.5rem;
            border-radius: 10px;
            border-right: 4px solid var(--secondary);
            margin: 1.5rem 0;
        }

        .policy-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }

        .policy-content th {
            background: var(--primary);
            color: white;
            padding: 0.75rem;
            text-align: right;
        }

        .policy-content td {
            padding: 0.75rem;
            border: 1px solid var(--gray-200);
        }

        .policy-content tr:nth-child(even) {
            background: var(--gray-100);
        }

        /* ========== زر العودة للرئيسية ========== */
        .back-to-home {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--white);
            padding: 0.75rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
            margin: 2rem 0;
            box-shadow: var(--shadow-md);
        }

        .back-to-home:hover {
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .back-to-home i {
            font-size: 1.1rem;
        }

        /* ========== الإشعارات ========== */
        .notification {
            position: fixed;
            top: 100px;
            right: 20px;
            background: var(--white);
            color: var(--primary-dark);
            padding: 1rem 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow-xl);
            z-index: 2000;
            display: flex;
            align-items: center;
            gap: 1rem;
            animation: slideIn 0.3s ease-out;
            border-right: 4px solid var(--success);
        }

        .notification.error {
            border-right-color: var(--error);
        }

        .notification.warning {
            border-right-color: var(--warning);
        }

        @keyframes slideIn {
            from {
                transform: translateX(100%);
                opacity: 0;
            }
            to {
                transform: translateX(0);
                opacity: 1;
            }
        }

        /* ========== الفوتر المتطور ========== */
        .footer {
            background: linear-gradient(135deg, var(--primary-dark), #0b2b40);
            color: var(--white);
            padding: 4rem 2rem 2rem;
            margin-top: 4rem;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-section h3 {
            color: var(--secondary-light);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
            position: relative;
            padding-bottom: 0.5rem;
        }

        .footer-section h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            right: 0;
            width: 50px;
            height: 2px;
            background: linear-gradient(90deg, var(--secondary-light), transparent);
        }

        .footer-section p {
            color: var(--gray-300);
            line-height: 1.8;
            margin-bottom: 0.5rem;
        }

        .footer-section a {
            color: var(--gray-300);
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .footer-section a:hover {
            color: var(--secondary-light);
            transform: translateX(-5px);
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--secondary-light);
            color: var(--primary-dark);
            transform: translateY(-3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 2rem;
            text-align: center;
            color: var(--gray-400);
            font-size: 0.9rem;
        }

        /* ========== التجاوب مع الشاشات ========== */
        @media (max-width: 1200px) {
            .header-top {
                flex-wrap: wrap;
            }
            
            .search-bar {
                order: 3;
                max-width: 100%;
                margin: 1rem 0 0;
            }
            
            .about-grid,
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.5rem; }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .hero-stats {
                flex-direction: column;
                gap: 1.5rem;
            }
            
            .header-bottom {
                display: none;
            }
            
            .nav-menu {
                display: none;
            }
            
            .products-grid {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
            
            .cart-item {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 1rem;
            }
            
            .cart-item-image {
                margin: 0 auto;
            }
            
            .checkout-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .categories-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .products-grid {
                grid-template-columns: 1fr;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }
        }

        /* ========== أنماط إضافية ========== */
        .loading {
            text-align: center;
            padding: 3rem;
        }

        .loading i {
            font-size: 3rem;
            color: var(--secondary);
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        .modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 3000;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .modal.active {
            opacity: 1;
            visibility: visible;
        }

        .modal-content {
            background: var(--white);
            padding: 2rem;
            border-radius: 20px;
            max-width: 800px;
            width: 90%;
            max-height: 80vh;
            overflow-y: auto;
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
        }

        .modal-header h2 {
            color: var(--primary-dark);
        }

        .modal-close {
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--gray-600);
            transition: var(--transition);
        }

        .modal-close:hover {
            color: var(--error);
        }