* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #2c3e50;
            --secondary: #e74c3c;
            --accent: #3498db;
            --light: #ecf0f1;
            --dark: #1a252f;
            --text: #333333;
            --text-light: #7f8c8d;
            --success: #27ae60;
            --warning: #f39c12;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            line-height: 1.6;
            color: var(--text);
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        h1, h2, h3, h4 {
            color: var(--primary);
            margin-bottom: 1rem;
            font-weight: 700;
            line-height: 1.2;
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 2rem;
            border-left: 5px solid var(--secondary);
            padding-left: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--primary);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .logo span {
            background: linear-gradient(90deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        nav a:hover {
            background: var(--secondary);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background: var(--light);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: var(--text-light);
        }
        main {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            padding: 2.5rem;
            margin: 2rem auto;
            overflow: hidden;
        }
        .search-section {
            background: linear-gradient(135deg, var(--primary), var(--dark));
            padding: 2rem;
            border-radius: var(--border-radius);
            margin-bottom: 3rem;
            color: white;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: #c0392b;
        }
        .article-content {
            max-width: 900px;
            margin: 0 auto;
        }
        .intro {
            font-size: 1.2rem;
            background: var(--light);
            padding: 2rem;
            border-left: 4px solid var(--accent);
            margin-bottom: 3rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .highlight {
            background: linear-gradient(120deg, #fdfcfb 0%, #f6f0ea 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border: 2px solid var(--accent);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--secondary);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--secondary);
            display: block;
            margin-bottom: 0.5rem;
        }
        .image-container {
            margin: 3rem 0;
            text-align: center;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        figcaption {
            margin-top: 1rem;
            font-style: italic;
            color: var(--text-light);
        }
        .interaction-section {
            background: #f8f9fa;
            padding: 3rem;
            border-radius: var(--border-radius);
            margin: 4rem 0;
            border: 1px solid #dee2e6;
        }
        .rating-form, .comment-form {
            max-width: 600px;
            margin: 2rem auto;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
            justify-content: center;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating input:checked ~ label {
            color: var(--warning);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            outline: none;
        }
        .btn-submit {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            display: block;
            width: 100%;
        }
        .btn-submit:hover {
            background: #c0392b;
            transform: translateY(-2px);
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
        }
        .web-link {
            background: white;
            padding: 1rem;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--accent);
            transition: var(--transition);
        }
        .web-link:hover {
            background: var(--light);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: var(--secondary);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: white;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #bbb;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #34495e;
            color: #bbb;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            main { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            nav.active {
                max-height: 500px;
                margin-top: 1rem;
            }
            nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            nav a {
                padding: 0.8rem;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
            .interaction-section {
                padding: 2rem 1rem;
            }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.8rem; }
            main { padding: 1.5rem; }
            .intro { padding: 1.5rem; }
            .search-form { flex-direction: column; }
            .search-form input {
                border-radius: var(--border-radius);
                margin-bottom: 1rem;
            }
            .search-form button {
                border-radius: var(--border-radius);
                padding: 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        .text-bold { font-weight: 800; }
        .text-accent { color: var(--accent); }
        .text-success { color: var(--success); }
        .text-warning { color: var(--warning); }
        .mb-3 { margin-bottom: 3rem; }
        .mt-3 { margin-top: 3rem; }
        .text-center { text-align: center; }
        .emoji { font-size: 1.2em; }