* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a237e;
            --secondary: #ff5722;
            --accent: #4caf50;
            --light: #f5f7fa;
            --dark: #212121;
            --text: #333333;
            --text-light: #666666;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
            --container-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text);
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            color: var(--primary);
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--secondary);
            padding-left: 1rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo i {
            color: var(--secondary);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .nav-desktop a:hover {
            background: var(--primary);
            color: white;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--primary);
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: white;
            padding: 1rem;
            box-shadow: var(--shadow);
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 1rem;
            border-bottom: 1px solid #eee;
            text-decoration: none;
            color: var(--dark);
        }
        .nav-mobile a:hover {
            background: var(--light);
        }
        .breadcrumb {
            padding: 1rem 0;
            background: var(--light);
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            text-decoration: none;
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            color: var(--text-light);
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary), #283593);
            padding: 2.5rem 0;
            margin-bottom: 2rem;
        }
        .search-box {
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 1.2rem 2rem;
            border: none;
            border-radius: 50px;
            font-size: 1.1rem;
            box-shadow: var(--shadow);
        }
        .search-box button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #e64a19;
        }
        main {
            padding: 2rem 0;
        }
        .article-container {
            background: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 3rem;
            margin-bottom: 2rem;
        }
        .featured-image {
            width: 100%;
            height: 400px;
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1610890716171-6b1bb98ffd09?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius);
            margin: 2rem 0;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
            padding: 2rem;
        }
        .image-caption {
            text-align: center;
            color: var(--text-light);
            font-style: italic;
            margin-top: 0.5rem;
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(135deg, #fff8e1, #ffecb3);
            border-left: 4px solid var(--secondary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .stat-card {
            background: var(--light);
            padding: 1.5rem;
            border-radius: var(--radius);
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 1rem;
        }
        .user-interaction {
            background: var(--light);
            padding: 2.5rem;
            border-radius: var(--radius);
            margin: 3rem 0;
        }
        .rating-section, .comment-section {
            margin-bottom: 2.5rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-family: inherit;
        }
        .comment-form button {
            background: var(--accent);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background: #388e3c;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .web-link {
            background: white;
            padding: 1.2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border-left: 4px solid var(--primary);
        }
        .web-link a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            display: block;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--secondary);
            padding-left: 0.5rem;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: white;
            border-left: 4px solid var(--secondary);
            padding-left: 1rem;
            margin-bottom: 1.5rem;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            display: block;
            margin-bottom: 0.8rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 0.5rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .container {
                padding: 0 1rem;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .article-container {
                padding: 2rem;
            }
            .featured-image {
                height: 300px;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .search-box input {
                padding: 1rem 1.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .user-interaction {
                padding: 1.5rem;
            }
        }
        @media (max-width: 576px) {
            html {
                font-size: 15px;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .article-container {
                padding: 1.5rem;
            }
            .featured-image {
                height: 250px;
                padding: 1.5rem;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }
        .text-center { text-align: center; }
        .text-bold { font-weight: 700; }
        .text-secondary { color: var(--secondary); }
        .text-accent { color: var(--accent); }
        .emoji { font-size: 1.2em; }
        .divider {
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            margin: 2.5rem 0;
        }
        .spacer { margin: 1.5rem 0; }