:root {
            --primary-color: #1a365d;
            --secondary-color: #c53030;
            --accent-color: #e2e8f0;
            --text-dark: #2d3748;
            --text-light: #718096;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        .hero-section {
            background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.9)), url('https://images.unsplash.com/photo-1581094794329-c8112a89af12?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 8rem 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 1rem;
            margin-bottom: 3rem;
            font-weight: 700;
            color: var(--primary-color);
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 60px;
            height: 4px;
            background-color: var(--secondary-color);
        }
        .service-card {
            border: none;
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .service-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: #152642;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(26, 54, 93, 0.3);
        }
        .btn-secondary {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .btn-secondary:hover {
            background-color: #a82a2a;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(197, 48, 48, 0.3);
        }
        .footer {
            background-color: var(--primary-color);
            color: white;
            padding: 4rem 0 2rem;
        }
        .footer a {
            color: var(--accent-color);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .flink {
            background-color: rgba(255, 255, 255, 0.1);
            color: white;
            padding: 0.75rem 1.5rem;
            border-radius: 4px;
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
            margin: 0.25rem;
        }
        .flink:hover {
            background-color: rgba(255, 255, 255, 0.2);
            color: white;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .timeline {
            position: relative;
            padding-left: 2rem;
            border-left: 3px solid var(--primary-color);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 2.5rem;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.4rem;
            top: 0.5rem;
            width: 1rem;
            height: 1rem;
            border-radius: 50%;
            background-color: var(--secondary-color);
            border: 3px solid white;
            box-shadow: 0 0 0 3px var(--primary-color);
        }
        .contact-info-box {
            background-color: #f8f9fa;
            border-radius: 10px;
            padding: 2rem;
            height: 100%;
            border-left: 4px solid var(--secondary-color);
            transition: transform 0.3s ease;
        }
        .contact-info-box:hover {
            transform: translateY(-5px);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--primary-color);
            line-height: 1;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .product-img {
            border-radius: 8px;
            overflow: hidden;
            margin-bottom: 1.5rem;
            transition: transform 0.5s ease;
        }
        .product-img:hover {
            transform: scale(1.03);
        }
        .certification-badge {
            display: inline-block;
            background-color: #e8f4fd;
            color: var(--primary-color);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
            margin: 0.25rem;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 5rem 0;
                text-align: center;
            }
            .section-title {
                text-align: center;
            }
            .section-title::after {
                left: 50%;
                transform: translateX(-50%);
            }
        }