:root {
            --primary-color: #0056a6;
            --secondary-color: #28a745;
            --accent-color: #ff6b35;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
        }
        .navbar-brand {
            font-weight: bold;
            font-size: 1.8rem;
        }
        .hero-section {
            background: linear-gradient(rgba(0, 86, 166, 0.85), rgba(40, 167, 69, 0.8)), url('https://images.unsplash.com/photo-1516549655669-df6654e44780?ixlib=rb-4.0.3&auto=format&fit=crop&w=1950&q=80') no-repeat center center/cover;
            color: white;
            padding: 100px 0;
        }
        .section-title {
            color: var(--primary-color);
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 10px;
            margin-bottom: 30px;
        }
        .service-card, .doctor-card {
            border: none;
            border-radius: 10px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .service-card:hover, .doctor-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .service-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        .testimonial-card {
            background: var(--light-color);
            border-left: 5px solid var(--accent-color);
            padding: 20px;
            margin-bottom: 20px;
        }
        .contact-info i {
            color: var(--secondary-color);
            margin-right: 10px;
        }
        .footer {
            background: var(--dark-color);
            color: white;
            padding: 40px 0 20px;
        }
        .friendlinks {
            background: #2c3e50;
            padding: 20px 0;
            border-top: 2px solid var(--accent-color);
        }
        .flink {
            display: inline-block;
            color: white;
            text-decoration: none;
            margin: 0 15px;
            transition: color 0.3s ease;
        }
        .flink:hover {
            color: var(--accent-color);
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
        }
        .btn-primary:hover {
            background-color: #004080;
            border-color: #004080;
        }
        .btn-secondary {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
        }
        .btn-secondary:hover {
            background-color: #218838;
            border-color: #218838;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }