:root {
            --primary-color: #0056b3;
            --secondary-color: #ffc107;
            --dark-color: #212529;
            --light-color: #f8f9fa;
            --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            font-family: var(--font-main);
            color: var(--dark-color);
            line-height: 1.6;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        .navbar {
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            padding: 1rem 0;
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--primary-color) !important;
        }
        .nav-link {
            font-weight: 500;
            margin: 0 10px;
            color: var(--dark-color) !important;
            transition: color 0.3s;
        }
        .nav-link:hover {
            color: var(--primary-color) !important;
        }
        .hero {
            background: linear-gradient(rgba(0, 84, 180, 0.85), rgba(0, 84, 180, 0.9)), url('https://images.unsplash.com/photo-1518709268805-4e9042af2176?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
            color: white;
            padding: 8rem 0;
            text-align: center;
        }
        .hero h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
        }
        .section-padding {
            padding: 5rem 0;
        }
        .card {
            border: none;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 0.75rem 2rem;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .btn-primary:hover {
            background-color: #004494;
        }
        .icon-box {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        footer {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: 3rem 0 1.5rem;
        }
        footer a {
            color: #ccc;
            text-decoration: none;
            transition: color 0.3s;
        }
        footer a:hover {
            color: var(--secondary-color);
        }
        .friendlink {
            background-color: #f1f1f1;
            padding: 2rem 0;
        }
        .flink {
            display: inline-block;
            margin: 0.5rem 1rem;
            padding: 0.5rem 1rem;
            background: white;
            border-radius: 5px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            color: var(--primary-color);
            font-weight: 500;
            transition: all 0.3s;
        }
        .flink:hover {
            background: var(--primary-color);
            color: white;
            transform: scale(1.05);
            text-decoration: none;
        }
        .contact-info li {
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }
        .contact-info i {
            color: var(--primary-color);
            width: 30px;
        }
        .product-img {
            height: 200px;
            object-fit: cover;
            border-radius: 8px 8px 0 0;
        }
        .stats-number {
            font-size: 3rem;
            font-weight: bold;
            color: var(--primary-color);
        }
        .testimonial-card {
            background: white;
            border-left: 5px solid var(--primary-color);
            padding: 1.5rem;
            margin: 1rem 0;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
        }