:root {
    /* Dark Theme Colors - Professional & Eye-friendly */
    --bg-primary: #0a0e1a;
    --bg-secondary: #151b2d;
    --bg-tertiary: #1e2739;
    --text-primary: #e8eaed;
    --text-secondary: #9ca3af;
    --accent-primary: #5b7ec9;
    --accent-secondary: #4a6ba8;
    --accent-hover: #3d5687;
    --border-color: #2d3548;
    --shadow: rgba(0, 0, 0, 0.4);
    --success: #4ade80;
    --danger: #f87171;
    --warning: #fbbf24;
    --card-hover: #232c42;
}

.light-theme {
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f3f5;
    --text-primary: #1a1d29;
    --text-secondary: #6c757d;
    --accent-primary: #5b7ec9;
    --accent-secondary: #4a6ba8;
    --accent-hover: #3d5687;
    --border-color: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.06);
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --card-hover: #f8f9fa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 1s ease, color 1s ease;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Bar */
.navbar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 1s ease;
    box-shadow: 0 2px 10px var(--shadow);
    backdrop-filter: blur(10px);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    cursor: pointer;
    transition: transform 1s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 1s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width 1s ease;
}

.nav-link:hover {
    color: var(--accent-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.search-bar {
    flex: 1;
    max-width: 600px;
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--bg-tertiary);
    border-radius: 25px;
    padding: 0.75rem 1.5rem;
    transition: all 1s ease;
    border: 2px solid transparent;
}

.search-bar:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(91, 126, 201, 0.15);
}

.search-bar i {
    color: var(--text-secondary);
    margin-right: 0.75rem;
}

.search-bar input {
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-size: 1rem;
    width: 100%;
    outline: none;
}

.search-bar input::placeholder {
    color: var(--text-secondary);
}

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

.nav-btn, .theme-toggle {
    background-color: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1.2rem;
    position: relative;
    transition: all 1s ease;
}

.nav-btn:hover, .theme-toggle:hover {
    background-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--danger);
    color: white;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 10px;
    font-weight: 600;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(21, 27, 45, 0.95) 0%, rgba(30, 39, 57, 0.95) 100%), 
                url('wallpaper.jpg') center/cover;
    padding: 8rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(91, 126, 201, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    opacity: 0;
    animation: fadeInUp 1.2s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--text-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    font-weight: 800;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.btn-hero-primary,
.btn-hero-secondary {
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: all 1s ease;
    border: 2px solid transparent;
}

.btn-hero-primary {
    background-color: var(--accent-primary);
    color: white;
}

.btn-hero-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(91, 126, 201, 0.3);
}

.btn-hero-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-hero-secondary:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
    opacity: 0;
    animation: fadeInUp 1.2s ease forwards;
}

.stat-item:nth-child(1) { animation-delay: 0.2s; }
.stat-item:nth-child(2) { animation-delay: 0.4s; }
.stat-item:nth-child(3) { animation-delay: 0.6s; }

.stat-item i {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Filters Section */
.filters-section {
    padding: 3rem 0;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    transition: all 1s ease;
}

.filter-toggle {
    background-color: var(--accent-primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    transition: all 1s ease;
    font-weight: 600;
}

.filter-toggle:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 1s ease;
}

.filters.active {
    max-height: 300px;
    margin-top: 1rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.filter-group label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.filter-group select {
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: all 1s ease;
}

.filter-group select:hover {
    border-color: var(--accent-primary);
}

.filter-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(91, 126, 201, 0.15);
}

.reset-filters {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 1s ease;
    font-weight: 600;
}

.reset-filters:hover {
    background-color: var(--danger);
    color: white;
    border-color: var(--danger);
    transform: translateY(-2px);
}

/* Products Section */
.products-section {
    padding: 5rem 0;
    background-color: var(--bg-primary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

/* Product Card */
.product-card {
    background-color: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    transition: all 1s ease;
    border: 1px solid var(--border-color);
    cursor: pointer;
    position: relative;
    opacity: 0;
    transform: translateY(30px);
}

.product-card.animate {
    animation: cardFadeIn 0.8s ease forwards;
}

@keyframes cardFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 24px var(--shadow);
    border-color: var(--accent-primary);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: contain;
    padding: 1rem;
    background-color: var(--bg-tertiary);
    transition: transform 1s ease;
}

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

.product-actions {
    position: absolute;
    top: 1rem;
    right: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    opacity: 0;
    transform: translateX(20px);
    transition: all 1s ease;
}

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

.action-btn {
    background-color: var(--bg-secondary);
    border: none;
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 1s ease;
    box-shadow: 0 2px 8px var(--shadow);
}

.action-btn:hover {
    background-color: var(--accent-primary);
    color: white;
    transform: scale(1.2);
}

.action-btn.active {
    background-color: var(--accent-primary);
    color: white;
}

.product-info {
    padding: 1.5rem;
}

.product-brand {
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.product-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.spec-tag {
    background-color: var(--bg-tertiary);
    padding: 0.3rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 1s ease;
}

.spec-tag:hover {
    background-color: var(--accent-primary);
    color: white;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

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

.btn-primary, .btn-secondary {
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 1s ease;
}

.btn-primary {
    background-color: var(--accent-primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(91, 126, 201, 0.3);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    animation: fadeIn 0.3s ease;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background-color: var(--bg-secondary);
    border-radius: 16px;
    max-width: 1200px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.5s ease;
    padding: 2rem;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--bg-tertiary);
    border: none;
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.7s ease;
    z-index: 10;
}

.modal-close:hover {
    background-color: var(--danger);
    color: white;
    transform: rotate(90deg);
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 2rem;
}

.product-detail-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    background-color: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 12px;
}

.product-detail-info h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.product-detail-brand {
    color: var(--accent-primary);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.product-detail-price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--accent-primary);
    margin-bottom: 2rem;
}

.specs-list {
    background-color: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.specs-list h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.spec-label {
    color: var(--text-secondary);
    font-weight: 600;
}

.spec-value {
    color: var(--text-primary);
}

.detail-actions {
    display: flex;
    gap: 1rem;
}

.detail-actions .btn-primary,
.detail-actions .btn-secondary {
    flex: 1;
    padding: 1rem;
    font-size: 1.1rem;
}

/* Compare Modal */
.compare-modal {
    max-width: 100%;
}

.compare-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.compare-item {
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    padding: 1.5rem;
    position: relative;
}

.compare-remove {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background-color: var(--danger);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.7s ease;
}

.compare-remove:hover {
    transform: scale(1.1);
}

.compare-image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 1rem;
}

/* Cart Modal */
.cart-modal {
    max-width: 800px;
}

.cart-items {
    margin-top: 2rem;
}

.cart-item {
    display: flex;
    gap: 1.5rem;
    background-color: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    align-items: center;
    transition: all 0.7s ease;
    border: 1px solid var(--border-color);
}

.cart-item:hover {
    transform: translateX(5px);
    border-color: var(--accent-primary);
}

.cart-item-image {
    width: 100px;
    height: 100px;
    object-fit: contain;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 0.5rem;
}

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

.cart-item-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cart-item-price {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.qty-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.7s ease;
}

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

.qty-input {
    width: 60px;
    padding: 0.5rem;
    text-align: center;
    border: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 6px;
    font-size: 1rem;
}

.cart-item-total {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--accent-primary);
    min-width: 120px;
    text-align: right;
}

.cart-item-remove {
    background-color: var(--danger);
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.7s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-remove:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(215, 58, 73, 0.4);
}

.cart-total {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-total h3 {
    font-size: 1.8rem;
}

.checkout-btn {
    background-color: var(--success);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.7s ease;
}

.checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(63, 185, 80, 0.4);
}

/* Favorites Grid */
.favorites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* تحسين عرض المفضلة */
.favorites-grid .product-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.favorites-grid .product-card.animate {
    opacity: 1;
    transform: translateY(0);
}

/* التأكد من عمل الأزرار بشكل صحيح */
.product-actions .favorite-btn.active {
    background-color: var(--accent-primary);
    color: white;
}

.product-actions .favorite-btn.active:hover {
    background-color: var(--danger);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr;
    }
    
    .compare-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-content {
        flex-wrap: wrap;
    }
    
    .nav-links {
        display: none;
    }
    
    .search-bar {
        order: 3;
        width: 100%;
        max-width: 100%;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .filters {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.empty-state i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(20px);
}

.section-header.animate {
    animation: fadeInUp 1s ease forwards;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 700;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    font-weight: 700;
}

/* Features Showcase Section */
.features-showcase {
    padding: 5rem 0;
    background-color: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-tertiary);
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    transition: all 1s ease;
    border: 1px solid var(--border-color);
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate {
    animation: fadeInUp 0.8s ease forwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px var(--shadow);
    border-color: var(--accent-primary);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    transition: all 1s ease;
}

.feature-card:hover .feature-icon {
    transform:  scale(1.2);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Why Us Section */
.why-us-section {
    padding: 5rem 0;
    background-color: var(--bg-primary);
}

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

.why-us-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.lead {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.why-us-points {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.why-point {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.why-point i {
    font-size: 1.5rem;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.why-point h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.why-point p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.why-us-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 35px var(--shadow);
}

.why-us-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.7s ease;
}

.why-us-image:hover img {
    transform: scale(1.05);
}

/* Brands Section */
.brands-section {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.brands-slider {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2rem;
    align-items: center;
}

.brand-item {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    transition: all 1s ease;
    border: 1px solid var(--border-color);
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px var(--shadow);
    border-color: var(--accent-primary);
}

.brand-item img {
    max-width: 100%;
    max-height: 60px;
    filter: grayscale(100%) brightness(0.8);
    transition: all 1s ease;
}

.brand-item:hover img {
    filter: grayscale(0%) brightness(1);
    transform: scale(1.1);
}

/* Newsletter Section */
.newsletter-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    text-align: center;
}

.newsletter-content {
    max-width: 800px;
    margin: 0 auto;
}

.newsletter-text h2 {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 1rem;
}

.newsletter-text p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.95);
    color: var(--bg-primary);
}

.newsletter-form input::placeholder {
    color: rgba(0, 0, 0, 0.5);
}

.newsletter-form button {
    padding: 1rem 2rem;
    background-color: var(--bg-primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.7s ease;
}

.newsletter-form button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 0;
    background-color: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 1s ease;
    opacity: 0;
    transform: translateY(30px);
}

.testimonial-card.animate {
    animation: fadeInUp 0.8s ease forwards;
}

.testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.testimonial-card:nth-child(3) { animation-delay: 0.3s; }

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px var(--shadow);
    border-color: var(--accent-primary);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: var(--warning);
    font-size: 1rem;
}

.testimonial-card > p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}

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

.author-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.author-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Contact Section */
.contact-section {
    padding: 5rem 0;
    background-color: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.contact-info > p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    padding: 1.5rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    transition: all 0.7s ease;
    border: 1px solid var(--border-color);
}

.contact-method:hover {
    transform: translateX(5px);
    border-color: var(--accent-primary);
}

.contact-method i {
    font-size: 1.5rem;
    color: var(--accent-primary);
    margin-top: 0.25rem;
}

.contact-method h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.contact-method p {
    color: var(--text-secondary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 1s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(91, 126, 201, 0.15);
}

.contact-form textarea {
    resize: vertical;
    min-height: 150px;
}

.contact-form .btn-primary {
    padding: 1rem 2rem;
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* Footer */
.footer {
    background-color: var(--bg-tertiary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 1.8rem;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background-color: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 1.2rem;
    transition: all 1s ease;
    border: 1px solid var(--border-color);
    text-decoration: none;
}

.social-links a:hover {
    background-color: var(--accent-primary);
    color: white;
    transform: translateY(-3px);
    border-color: var(--accent-primary);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.75rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 1s ease;
    display: inline-block;
}

.footer-section ul li a:hover {
    color: var(--accent-primary);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.footer-bottom i {
    color: var(--danger);
}

/* Toast Notifications */
#toastContainer {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.toast {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 25px var(--shadow);
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 300px;
    border-left: 4px solid;
    animation: slideInRight 0.5s ease;
    transition: all 0.7s ease;
}

.toast.success {
    border-left-color: var(--success);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast.info {
    border-left-color: var(--accent-primary);
}

.toast i {
    font-size: 1.5rem;
}

.toast.success i {
    color: var(--success);
}

.toast.error i {
    color: var(--danger);
}

.toast.warning i {
    color: var(--warning);
}

.toast.info i {
    color: var(--accent-primary);
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.toast-message {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

/* Checkout Modal Styles */
.checkout-modal {
    max-width: 700px;
}

.checkout-modal h2 {
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.checkout-summary {
    background-color: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    color: var(--text-secondary);
}

.summary-item.total {
    border-top: 2px solid var(--border-color);
    margin-top: 0.5rem;
    padding-top: 1rem;
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--text-primary);
}

.free-badge {
    color: var(--success);
    font-weight: 600;
}

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.checkout-form h3 {
    color: var(--text-primary);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkout-form h3 i {
    color: var(--accent-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.checkout-form input,
.checkout-form textarea {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.7s ease;
}

.checkout-form input:focus,
.checkout-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.payment-methods {
    display: flex;
    gap: 1rem;
}

.payment-option {
    flex: 1;
    padding: 1rem;
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.7s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.payment-option:hover {
    border-color: var(--accent-primary);
}

.payment-option input[type="radio"] {
    width: 20px;
    height: 20px;
    accent-color: var(--accent-primary);
}

.payment-option input[type="radio"]:checked + span {
    color: var(--accent-primary);
}

.payment-option span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.btn-checkout {
    padding: 1.25rem;
    background-color: var(--success);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.7s ease;
    margin-top: 1rem;
}

.btn-checkout:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(63, 185, 80, 0.4);
}

/* Success Modal Styles */
.success-modal {
    max-width: 600px;
    text-align: center;
}

.success-content {
    padding: 2rem;
}

.success-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--success), #2da44e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    animation: scaleIn 0.5s ease;
}

.success-icon i {
    font-size: 3rem;
    color: white;
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.success-modal h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.success-modal > p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.order-details {
    background-color: var(--bg-tertiary);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 1rem;
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

/* Mobile Responsiveness for Checkout */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .payment-methods {
        flex-direction: column;
    }
    
    .brands-slider {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .newsletter-form {
        flex-direction: column;
    }

}