:root {
            --primary: #0d6efd;
            --primary-hover: #0b5ed7;
            --secondary: #6c757d;
            --success: #198754;
            --danger: #dc3545;
            --warning: #ffc107;
            --info: #0dcaf0;
            --light: #f8f9fa;
            --dark: #212529;
            --white: #ffffff;
            --gray: #e9ecef;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --shadow-sm: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
            --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.08);
            --shadow-lg: 0 10px 20px rgba(0,0,0,0.1), 0 6px 6px rgba(0,0,0,0.1);
            --shadow-xl: 0 20px 40px rgba(0,0,0,0.15), 0 15px 15px rgba(0,0,0,0.1);
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            overflow-x: hidden;
        }

        /* Scrollbar Styling */
        ::-webkit-scrollbar {
            width: 10px;
        }

        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }

        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 10px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary-hover);
        }

        /* Container and Layout */
        .container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        header {
            background-color: var(--white);
            box-shadow: var(--shadow-md);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: var(--transition);
        }

        header.scrolled {
            box-shadow: var(--shadow-lg);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }

        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .logo-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-right: 10px;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--dark);
        }

        /* Navigation */
        nav ul {
            display: flex;
            list-style: none;
        }

        nav ul li {
            margin-left: 25px;
            position: relative;
        }

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

        nav ul li a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 0;
            background-color: var(--primary);
            transition: var(--transition);
        }

        nav ul li a:hover:after,
        nav ul li a.active:after {
            width: 100%;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--dark);
        }

        /* Hero Section */
        .video-background {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            overflow: hidden;
        }
        
        .video-background video {
            min-width: 100%;
            min-height: 100%;
            object-fit: cover;
        }
        
        .video-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(rgba(13, 110, 253, 0.8), rgba(13, 110, 253, 0.9));
        }
        .hero {
            height: 100vh;
            background: linear-gradient(rgba(13, 110, 253, 0.8), rgba(13, 110, 253, 0.9)), 
                        url('https://images.unsplash.com/photo-1579684385127-1ef15d508118?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fHx8fHx8fDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
            display: flex;
            align-items: center;
            text-align: center;
            color: var(--white);
            margin-top: 77px;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            padding: 0 20px;
            animation: fadeInUp 1s ease-out;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background-color: var(--white);
            color: var(--primary);
            border: 2px solid var(--white);
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            box-shadow: var(--shadow-sm);
        }

        .btn:hover {
            background-color: transparent;
            color: var(--white);
            transform: translateY(-3px);
            box-shadow: var(--shadow-md);
        }

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

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

        /* Services Section */
        .section {
            padding: 80px 0;
        }

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

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

        .section-title h2:after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background-color: var(--primary);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-title p {
            color: var(--secondary);
            max-width: 700px;
            margin: 0 auto;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: var(--white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .service-card-img {
            height: 200px;
            overflow: hidden;
        }

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

        .service-card:hover .service-card-img img {
            transform: scale(1.05);
        }

        .service-card-content {
            padding: 25px;
        }

        .service-card-content h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark);
        }

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

        /* About Section */
        .about {
            background-color: var(--gray);
        }

        .about-container {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-img {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .about-img img {
            width: 100%;
            height: auto;
            display: block;
        }

        .about-content {
            flex: 1;
        }

        .about-content h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: var(--dark);
        }

        .about-content p {
            margin-bottom: 20px;
            color: var(--secondary);
        }

        .features-list {
            margin-top: 30px;
        }

        .feature-item {
            display: flex;
            margin-bottom: 15px;
        }

        .feature-icon {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            flex-shrink: 0;
        }

        .feature-text h4 {
            font-size: 1.2rem;
            margin-bottom: 5px;
            color: var(--dark);
        }

        /* Doctors Section */
        .doctors-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .doctor-card {
            background-color: var(--white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            text-align: center;
        }

        .doctor-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }

        .doctor-card-img {
            height: 350px;
            overflow: hidden;
        }

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

        .doctor-card-content {
            padding: 25px;
        }

        .doctor-card-content h3 {
            font-size: 1.5rem;
            margin-bottom: 5px;
            color: var(--dark);
        }

        .doctor-card-content p {
            color: var(--primary);
            margin-bottom: 15px;
            font-weight: 500;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 15px;
        }

        .social-link {
            width: 35px;
            height: 35px;
            background-color: var(--gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--dark);
            transition: var(--transition);
        }

        .social-link:hover {
            background-color: var(--primary);
            color: var(--white);
        }

        /* Testimonials Section */
        .testimonials {
            background-color: var(--gray);
        }

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

        .testimonial-card {
            background-color: var(--white);
            border-radius: 10px;
            padding: 30px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .testimonial-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 20px;
            color: var(--secondary);
            position: relative;
        }

        .testimonial-text:before {
            content: '"';
            font-size: 3rem;
            position: absolute;
            top: -15px;
            left: -15px;
            color: var(--primary);
            opacity: 0.2;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
        }

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

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

        .author-info h4 {
            font-size: 1.1rem;
            margin-bottom: 3px;
            color: var(--dark);
        }

        .author-info p {
            font-size: 0.9rem;
            color: var(--secondary);
        }

        /* Appointment Section */
        .appointment {
            background: linear-gradient(rgba(13, 110, 253, 0.9), rgba(13, 110, 253, 0.9)), 
                        url('https://storage.googleapis.com/workspace-0f70711f-8b4e-4d94-86f1-2a93ccde5887/image/3c32a055-c59d-4669-a4d4-a7537ffd507a.png') center/cover no-repeat;
            color: var(--white);
        }

        .appointment-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .appointment-content h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        .appointment-content p {
            margin-bottom: 30px;
        }

        .appointment-form {
            background-color: var(--white);
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow-lg);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 5px;
            color: var(--dark);
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.25);
        }

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

        .submit-btn {
            width: 100%;
            padding: 12px;
            background-color: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 5px;
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
        }

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

        /* Footer */
        footer {
            background-color: var(--dark);
            color: var(--white);
            padding: 80px 0 30px;
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 50px;
            margin-bottom: 50px;
        }

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

        .footer-col h3:after {
            content: '';
            position: absolute;
            width: 40px;
            height: 2px;
            background-color: var(--primary);
            bottom: 0;
            left: 0;
        }

        .footer-col p {
            margin-bottom: 20px;
            opacity: 0.8;
        }

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

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: var(--white);
            text-decoration: none;
            opacity: 0.8;
            transition: var(--transition);
        }

        .footer-links a:hover {
            opacity: 1;
            padding-left: 5px;
        }

        .social-links-footer {
            display: flex;
            gap: 15px;
        }

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

        .social-link-footer:hover {
            background-color: var(--primary);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            opacity: 0.8;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes pulse {
            0% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.05);
            }
            100% {
                transform: scale(1);
            }
        }

        .pulse {
            animation: pulse 2s infinite;
        }

        /* Responsive Styles */
        @media (max-width: 1200px) {
            .about-container {
                flex-direction: column;
            }
            
            .about-img {
                max-width: 100%;
            }
            
            .appointment-container {
                grid-template-columns: 1fr;
            }
            
            .appointment-content {
                text-align: center;
            }
        }

        @media (max-width: 992px) {
            nav ul {
                position: fixed;
                top: 77px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 77px);
                background-color: var(--white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
                z-index: 999;
            }
            
            nav ul.show {
                left: 0;
            }
            
            nav ul li {
                margin: 15px 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .section-title h2 {
                font-size: 2rem;
            }
            
            .hero h1 {
                font-size: 2rem;
            }
            
            .services-grid, .doctors-grid, .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            .header-container {
                padding: 15px;
            }
            
            .hero {
                margin-top: 65px;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .appointment-form {
                padding: 30px 20px;
            }
        }