:root {
            --primary-color: #14b8a6;
            --primary-dark: #0f766e;
            --secondary-color: #1e293b;
            --light-bg: #f8fafc;
            --gray-600: #6b7280;
            --gray-700: #374151;
            --gray-800: #1f2937;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
        }

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

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

        .text-primary {
            color: var(--primary-color) !important;
        }

        .bg-primary {
            background-color: var(--primary-color) !important;
        }

        .bg-secondary {
            background-color: var(--secondary-color) !important;
        }

        .bg-light-custom {
            background-color: var(--light-bg);
        }

        /* Header */
        .navbar {
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .navbar-brand {
            font-weight: 700;
            font-size: 1.25rem;
        }

        .logo-circle {
            width: 32px;
            height: 32px;
            background-color: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 0.875rem;
        }

        /* Hero Section */
        .hero-section {
            background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 100%);
            padding: 4rem 0;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 700;
            line-height: 1.2;
            color: var(--gray-800);
        }

        .feature-card {
            background: white;
            padding: 1rem;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            border: 1px solid #f3f4f6;
            margin-bottom: 1rem;
        }

        .feature-icon {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 0.5rem;
        }

        /* Statistics Section */
        .stats-section {
            background-color: var(--secondary-color);
            color: white;
            padding: 4rem 0;
        }

        .stats-number {
            font-size: 4rem;
            font-weight: 700;
            color: var(--primary-color);
        }

        .stats-card {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }

        /* Services Section */
        .service-card {
            transition: transform 0.3s ease;
            cursor: pointer;
        }

        .service-card:hover {
            transform: translateY(-5px);
        }

        .service-image {
            height: 200px;
            object-fit: cover;
            border-radius: 8px;
        }

        /* Mission Section */
        .mission-section {
            background-color: var(--primary-color);
            color: white;
            padding: 4rem 0;
        }

        .mission-stats {
            background: white;
            padding: 1rem;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            margin-bottom: 1rem;
            color: var(--gray-800);
        }

        /* Doctors Section */
        .doctor-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .doctor-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.15);
        }

        .doctor-image {
            width: 100%;
            height: 250px;
            object-fit: cover;
        }

        /* Testimonials */
        .testimonial-section {
            background-color: var(--secondary-color);
            color: white;
            padding: 4rem 0;
        }

        .stars {
            color: #fbbf24;
        }

        /* Appointment Section */
        .appointment-card {
            background-color: var(--primary-color);
            color: white;
            padding: 2rem;
            border-radius: 16px;
        }

        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.2rem rgba(20, 184, 166, 0.25);
        }

        /* Blog Section */
        .blog-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .blog-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.15);
        }

        .blog-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        /* Footer */
        .footer {
            background-color: var(--secondary-color);
            color: white;
            padding: 3rem 0 1rem;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            background-color: #374151;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-decoration: none;
            margin-right: 1rem;
            transition: background-color 0.3s ease;
        }

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

        .contact-card {
            background-color: var(--primary-color);
            padding: 2rem;
            border-radius: 8px;
            text-align: center;
            margin-top: 2rem;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
            
            .stats-number {
                font-size: 2.5rem;
            }
            
            .feature-cards {
                display: none;
            }
        }

        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
        }

        /* Animation classes */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }