:root {
            --primary-color: #9c27b0;
            --primary-dark: #7b1fa2;
            --secondary-color: #e1bee7;
            --accent-color: #ff4081;
            --light-color: #f8f9fa;
            --dark-color: #333;
            --gray-color: #6c757d;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Noto Sans SC', sans-serif;
            line-height: 1.6;
            color: var(--dark-color);
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5 {
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 1rem;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 2.5rem;
            text-align: center;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--accent-color);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
        }
        .navbar {
            background-color: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 1rem 0;
            transition: all 0.3s ease;
        }
        .hero-section {
            background: linear-gradient(rgba(156, 39, 176, 0.85), rgba(123, 31, 162, 0.9)), url('https://images.unsplash.com/photo-1551601651-2a8555f1a136?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 10rem 0;
            text-align: center;
        }
        .hero-section h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 0.8rem 2rem;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .service-card {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
            border: none;
        }
        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .service-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        .doctor-card {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s ease;
        }
        .doctor-card:hover {
            transform: translateY(-10px);
        }
        .doctor-img {
            height: 280px;
            object-fit: cover;
        }
        .appointment-form {
            background-color: var(--light-color);
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        .contact-info {
            background-color: var(--primary-dark);
            color: white;
            border-radius: 10px;
            padding: 2.5rem;
            height: 100%;
        }
        .contact-info i {
            font-size: 1.5rem;
            margin-right: 10px;
            color: var(--secondary-color);
        }
        .flink {
            display: inline-block;
            padding: 0.5rem 1.5rem;
            margin: 0.5rem;
            background-color: var(--light-color);
            border-radius: 50px;
            color: var(--dark-color);
            text-decoration: none;
            transition: all 0.3s ease;
            border: 1px solid #dee2e6;
        }
        .flink:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: #2c2c2c;
            color: #ddd;
        }
        .footer-links a {
            color: #ddd;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        .footer-links a:hover {
            color: var(--secondary-color);
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            text-decoration: none;
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 1000;
        }
        .back-to-top.visible {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--primary-dark);
            color: white;
        }
        .news-card {
            border-left: 4px solid var(--primary-color);
            padding-left: 1.5rem;
            margin-bottom: 2rem;
            transition: transform 0.3s ease;
        }
        .news-card:hover {
            transform: translateX(10px);
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 6rem 0;
            }
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .appointment-form, .contact-info {
                padding: 1.5rem;
            }
        }