body {
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }
        
        .parallax {
            background-attachment: fixed;
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
        }
        
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }
        
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .product-card {
            transition: all 0.3s ease;
        }
        
        .product-card:hover {
            transform: translateY(-10px);
        }
        
        .navbar-blur {
            backdrop-filter: blur(10px);
            background: rgba(15, 23, 42, 0.95);
        }
        
        .hero-overlay {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.7), rgba(30, 41, 59, 0.5));
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            transition: all 0.3s ease;
        }
        
        .btn-primary:hover {
            background: linear-gradient(135deg, #d97706, #b45309);
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(245, 158, 11, 0.3);
        }
        
        .testimonial-card {
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .spec-item:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: #f59e0b;
        }
        
        .gallery-item {
            transition: all 0.3s ease;
            overflow: hidden;
        }
        
        .gallery-item:hover img {
            transform: scale(1.1);
        }
        
        .mobile-menu {
            transform: translateX(100%);
            transition: transform 0.3s ease;
        }
        
        .mobile-menu.open {
            transform: translateX(0);
        }
        
        .page-content {
            display: none;
        }
        
        .page-content.active {
            display: block;
        }
        
        .counter {
            font-size: 3rem;
            font-weight: bold;
            color: #f59e0b;
        }
        
        .timeline-item {
            position: relative;
            padding-left: 2rem;
        }
        
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.5rem;
            width: 1rem;
            height: 1rem;
            background: #f59e0b;
            border-radius: 50%;
        }
        
        .timeline-item::after {
            content: '';
            position: absolute;
            left: 0.375rem;
            top: 1.5rem;
            width: 0.25rem;
            height: calc(100% - 1rem);
            background: #374151;
        }
        
        .timeline-item:last-child::after {
            display: none;
        }
        
        .faq-item {
            border-bottom: 1px solid #374151;
        }
        
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        
        .faq-answer.open {
            max-height: 200px;
        }
        
        .comparison-table th,
        .comparison-table td {
            padding: 1rem;
            text-align: center;
            border-bottom: 1px solid #374151;
        }
        
        .comparison-table th {
            background: #1e293b;
        }
        
        .highlight-row {
            background: rgba(245, 158, 11, 0.1);
        }
        
        @media (max-width: 768px) {
            .parallax {
                background-attachment: scroll;
            }
            
            .counter {
                font-size: 2rem;
            }
            
            .comparison-table {
                font-size: 0.875rem;
            }
            
            .comparison-table th,
            .comparison-table td {
                padding: 0.5rem;
            }
        }