:root {
            --primary: #007bff;
            --primary-dark: #0056b3;
            --secondary: #28a745;
            --secondary-dark: #218838;
            --light-bg: #f7faff;
            --service-bg: #e9f7fe;
            --contact-bg: #e3f2fd;
            --footer-bg: #003366;
            --text-dark: #333;
            --text-light: #666;
            --white: #ffffff;
            --testimonial-star: #ffc107;
            --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            overflow-x: hidden;
            background: linear-gradient(to bottom, #f0f8ff, #ffffff);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            outline: none;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--white);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        .btn-secondary {
            background: var(--secondary);
            color: var(--white);
        }

        .btn-secondary:hover {
            background: var(--secondary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        /* Header & Navbar */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin: 0 15px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            position: relative;
            padding: 5px 0;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary);
            transition: var(--transition);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--primary);
        }

        .book-btn {
            margin-left: 15px;
        }

        .menu-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            padding: 160px 0 100px;
            background: linear-gradient(to right, #f0f8ff 60%, transparent 60%);
        }

        .hero-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .hero-text {
            flex: 1;
            max-width: 600px;
        }

        .hero-text h1 {
            font-size: 3.5rem;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .hero-text p {
            font-size: 1.2rem;
            color: var(--text-light);
            margin-bottom: 30px;
        }

        .hero-image {
            flex: 1;
            text-align: center;
        }

        .hero-image img {
            max-width: 100%;
            height: auto;
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }

        /* Doctors Section */
        .doctors {
            background: var(--white);
        }

        .doctors-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .doctor-card {
            background: var(--white);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .doctor-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .doctor-img {
            height: 250px;
            overflow: hidden;
        }

        .doctor-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .doctor-card:hover .doctor-img img {
            transform: scale(1.1);
        }

        .doctor-info {
            padding: 25px;
            text-align: center;
        }

        .doctor-info h3 {
            font-size: 1.4rem;
            margin-bottom: 5px;
        }

        .doctor-info .specialty {
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 15px;
            display: block;
        }

        .doctor-info .schedule {
            color: var(--text-light);
            margin-bottom: 20px;
            font-size: 0.9rem;
        }

        /* Services Section */
        .services {
            background: var(--light-bg);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--service-bg);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-10px);
        }

        .service-icon {
            width: 80px;
            height: 80px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
        }

        .service-icon i {
            font-size: 2.5rem;
            color: var(--white);
        }

        .service-card h3 {
            font-size: 1.4rem;
            margin-bottom: 15px;
        }

        .service-card p {
            color: var(--text-light);
            margin-bottom: 20px;
        }

        /* Appointment Section */
        .appointment {
            background: var(--white);
        }

        .appointment-card {
            background: var(--light-bg);
            max-width: 700px;
            margin: 0 auto;
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }

        .appointment-card h3 {
            text-align: center;
            margin-bottom: 30px;
            color: var(--primary);
            font-size: 1.8rem;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
        }

        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }

        .submit-btn {
            width: 100%;
            padding: 15px;
            font-size: 1.1rem;
            margin-top: 10px;
        }

        /* Testimonials Section */
        .testimonials {
            background: var(--light-bg);
        }

        .testimonials-container {
            max-width: 800px;
            margin: 0 auto;
        }

        .testimonial-card {
            background: var(--white);
            padding: 30px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin: 0 20px;
            position: relative;
        }

        .testimonial-card::before {
            content: '\201C';
            position: absolute;
            top: 20px;
            left: 20px;
            font-size: 4rem;
            color: var(--primary);
            opacity: 0.2;
            font-family: Georgia, serif;
        }

        .testimonial-header {
            display: flex;
            align-items: center;
            margin-bottom: 20px;
        }

        .patient-img {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 15px;
        }

        .patient-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .patient-info h4 {
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        .stars {
            color: var(--testimonial-star);
        }

        .testimonial-content {
            padding-left: 20px;
        }

        /* Contact Section */
        .contact {
            background: var(--contact-bg);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }

        .contact-item {
            display: flex;
            gap: 15px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .contact-icon i {
            font-size: 1.5rem;
            color: var(--white);
        }

        .contact-text h4 {
            font-size: 1.2rem;
            margin-bottom: 5px;
        }

        .contact-text a {
            color: var(--text-dark);
            text-decoration: none;
            transition: var(--transition);
        }

        .contact-text a:hover {
            color: var(--primary);
        }

        .map-container {
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
            height: 400px;
        }

        .map-container iframe {
            width: 100%;
            height: 100%;
            border: none;
        }

        /* Footer */
        footer {
            background: var(--footer-bg);
            color: var(--white);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: var(--primary);
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #cccccc;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--white);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--primary);
            transform: translateY(-5px);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaaaaa;
            font-size: 0.9rem;
        }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 2000;
            justify-content: center;
            align-items: center;
        }

        .modal-content {
            background: var(--white);
            width: 90%;
            max-width: 600px;
            border-radius: 15px;
            overflow: hidden;
            animation: modalOpen 0.5s ease;
        }

        @keyframes modalOpen {
            from { opacity: 0; transform: translateY(-50px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .modal-header {
            background: var(--primary);
            color: var(--white);
            padding: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modal-header h3 {
            font-size: 1.5rem;
        }

        .close-modal {
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.8rem;
            cursor: pointer;
            transition: var(--transition);
        }

        .close-modal:hover {
            transform: rotate(90deg);
        }

        .modal-body {
            padding: 30px;
        }

        .modal-body p {
            margin-bottom: 20px;
            line-height: 1.8;
        }

        /* Responsive Styles */
        @media (max-width: 992px) {
            .hero-content {
                flex-direction: column;
                text-align: center;
            }
            
            .hero-text {
                margin-bottom: 50px;
            }
            
            .hero {
                background: #f0f8ff;
            }
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }
            
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: var(--white);
                flex-direction: column;
                align-items: center;
                padding-top: 40px;
                transition: var(--transition);
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .book-btn {
                margin: 20px 0 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .hero-text h1 {
                font-size: 2.8rem;
            }
        }

        @media (max-width: 576px) {
            section {
                padding: 60px 0;
            }
            
            .hero {
                padding: 130px 0 80px;
            }
            
            .hero-text h1 {
                font-size: 2.3rem;
            }
            
            .appointment-card {
                padding: 30px 20px;
            }
        }