* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        :root {
            --primary-color: #2c5aa0;
            --secondary-color: #e8f2ff;
            --accent-color: #ff6b6b;
            --text-color: #2c3e50;
            --light-gray: #f8f9fa;
            --border-color: #dee2e6;
            --success-color: #28a745;
            --warning-color: #ffc107;
            --danger-color: #dc3545;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --shadow-hover: 0 8px 15px rgba(0, 0, 0, 0.15);
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-color);
            background-color: #ffffff;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header */
        .header {
            background: linear-gradient(135deg, var(--primary-color) 0%, #1e3d72 100%);
            color: white;
            padding: 20px 0;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }
        
        .header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
            opacity: 0.3;
        }
        
        .header-content {
            position: relative;
            z-index: 1;
        }
        
        .clinic-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 15px;
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .clinic-name {
            font-size: 1.4rem;
            font-weight: bold;
        }
        
        .contact-info {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
        }
        
        .contact-item i {
            width: 16px;
            text-align: center;
        }
        
        .emergency-banner {
            background: linear-gradient(45deg, var(--danger-color), #ff4757);
            padding: 15px;
            border-radius: 12px;
            text-align: center;
            margin-top: 15px;
            animation: pulse 2s infinite;
        }
        
        .emergency-banner h2 {
            font-size: 1.3rem;
            margin-bottom: 8px;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.02); }
        }
        
        /* Navigation */
        .nav {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        
        .nav-list {
            display: flex;
            list-style: none;
            gap: 30px;
            justify-content: center;
            flex-wrap: wrap;
        }
        
        .nav-link {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 25px;
            transition: all 0.3s ease;
        }
        
        .nav-link:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-2px);
        }
        
        /* Main Content */
        .main-content {
            padding: 40px 0;
            background: linear-gradient(to bottom, #ffffff 0%, var(--light-gray) 100%);
        }
        
        .article-header {
            text-align: center;
            margin-bottom: 50px;
        }
        
        .article-title {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--primary-color);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
            color: #6c757d;
        }
        
        .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .hero-image {
            max-width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 50px;
        }
        
        .main-article {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }
        
        .sidebar-card {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 20px;
        }
        
        .sidebar-card h3 {
            color: var(--primary-color);
            margin-bottom: 15px;
            font-size: 1.2rem;
        }
        
        .emergency-contact {
            background: linear-gradient(135deg, var(--danger-color), #ff4757);
            color: white;
            text-align: center;
        }
        
        .emergency-contact h3 {
            color: white;
        }
        
        .contact-button {
            display: block;
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            background: rgba(255, 255, 255, 0.2);
            color: white;
            text-decoration: none;
            border-radius: 8px;
            transition: all 0.3s ease;
            border: 2px solid rgba(255, 255, 255, 0.3);
        }
        
        .contact-button:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }
        
        /* Content Sections */
        .content-section {
            margin-bottom: 40px;
        }
        
        .content-section h2 {
            color: var(--primary-color);
            font-size: 1.8rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary-color);
        }
        
        .content-section h3 {
            color: var(--text-color);
            font-size: 1.4rem;
            margin: 25px 0 15px 0;
        }
        
        .content-section p {
            margin-bottom: 18px;
            text-align: justify;
        }
        
        .highlight-box {
            background: linear-gradient(135deg, #fff5f5 0%, #ffe6e6 100%);
            border: 2px solid var(--danger-color);
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
            position: relative;
        }
        
        .highlight-box::before {
            content: '⚠️';
            position: absolute;
            top: -15px;
            left: 20px;
            background: var(--danger-color);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 1.2rem;
        }
        
        .warning-box {
            background: linear-gradient(135deg, #fffbf0 0%, #fff3cd 100%);
            border: 2px solid var(--warning-color);
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
        }
        
        .info-box {
            background: linear-gradient(135deg, var(--secondary-color) 0%, #f0f7ff 100%);
            border: 2px solid var(--primary-color);
            border-radius: 12px;
            padding: 25px;
            margin: 30px 0;
        }
        
        .symptoms-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
            margin: 25px 0;
        }
        
        .symptom-card {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 20px;
            transition: all 0.3s ease;
        }
        
        .symptom-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-color);
        }
        
        .symptom-card h4 {
            color: var(--primary-color);
            margin-bottom: 10px;
            font-size: 1.1rem;
        }
        
        .treatment-steps {
            counter-reset: step-counter;
        }
        
        .treatment-step {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 25px;
            margin: 20px 0;
            position: relative;
            counter-increment: step-counter;
        }
        
        .treatment-step::before {
            content: counter(step-counter);
            position: absolute;
            top: -15px;
            left: 25px;
            background: var(--primary-color);
            color: white;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
        }
        
        .treatment-step h4 {
            color: var(--primary-color);
            margin-bottom: 15px;
            margin-left: 20px;
        }
        
        /* FAQ Section */
        .faq-section {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin: 50px 0;
        }
        
        .faq-item {
            border: 2px solid var(--border-color);
            border-radius: 12px;
            margin-bottom: 15px;
            overflow: hidden;
        }
        
        .faq-question {
            background: var(--light-gray);
            padding: 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s ease;
        }
        
        .faq-question:hover {
            background: var(--secondary-color);
        }
        
        .faq-question.active {
            background: var(--primary-color);
            color: white;
        }
        
        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s ease;
            background: white;
        }
        
        .faq-answer.active {
            padding: 20px;
            max-height: 500px;
        }
        
        .faq-toggle {
            font-size: 1.2rem;
            transition: transform 0.3s ease;
        }
        
        .faq-toggle.active {
            transform: rotate(45deg);
        }
        
        /* Footer */
        .footer {
            background: linear-gradient(135deg, var(--text-color) 0%, #1a252f 100%);
            color: white;
            padding: 50px 0 30px 0;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        
        .footer-section h4 {
            margin-bottom: 20px;
            color: var(--secondary-color);
        }
        
        .footer-section p,
        .footer-section a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            line-height: 1.6;
        }
        
        .footer-section a:hover {
            color: var(--secondary-color);
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            color: rgba(255, 255, 255, 0.6);
        }
        
        /* Responsive Design */
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
                gap: 20px;
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            
            .clinic-info {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            
            .contact-info {
                justify-content: center;
                gap: 15px;
            }
            
            .article-title {
                font-size: 2rem;
            }
            
            .main-article {
                padding: 25px;
            }
            
            .nav-list {
                gap: 15px;
            }
            
            .nav-link {
                padding: 6px 12px;
                font-size: 0.9rem;
            }
            
            .symptoms-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 480px) {
            .article-title {
                font-size: 1.6rem;
            }
            
            .main-article {
                padding: 20px;
            }
            
            .emergency-banner h2 {
                font-size: 1.1rem;
            }
            
            .contact-item {
                font-size: 0.85rem;
            }
        }
        
        /* Animation */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            animation: fadeIn 0.6s ease forwards;
        }
        
        @keyframes fadeIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
        }
        
        /* Loading animation for images */
        .lazy-image {
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .lazy-image.loaded {
            opacity: 1;
        }