:root {
            --primary: #2c3e50;
            --secondary: #e74c3c;
            --accent: #3498db;
            --light: #ecf0f1;
            --dark: #2c3e50;
            --text: #333;
            --text-light: #7f8c8d;
            --border: #bdc3c7;
            --success: #27ae60;
            --shadow: rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: #f9f9f9;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1.5px;
        }
        .logo a {
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .search-box {
            display: flex;
            width: 300px;
        }
        .search-box input {
            flex: 1;
            padding: 10px 15px;
            border: none;
            border-radius: 4px 0 0 4px;
            font-size: 0.95rem;
        }
        .search-box button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #c0392b;
        }
        .desktop-nav {
            display: flex;
            background-color: rgba(0,0,0,0.1);
            padding: 0;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            padding: 15px 20px;
            font-weight: 600;
            transition: var(--transition);
            border-right: 1px solid rgba(255,255,255,0.1);
        }
        .desktop-nav a:hover {
            background-color: var(--accent);
        }
        .desktop-nav a i {
            margin-right: 8px;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--dark);
            padding: 10px 0;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            padding: 12px 20px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .mobile-nav a:hover {
            background-color: var(--accent);
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 12px 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 40px 0;
            background-color: white;
            min-height: 80vh;
        }
        .article-header {
            margin-bottom: 40px;
            border-bottom: 3px solid var(--light);
            padding-bottom: 25px;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .meta-info {
            display: flex;
            gap: 20px;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .meta-info span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
        }
        .article-content h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 30px 0 15px;
        }
        .article-content p {
            margin-bottom: 25px;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary);
            font-weight: 700;
        }
        .highlight-box {
            background-color: var(--light);
            border-left: 5px solid var(--accent);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 5px 5px 0;
        }
        .highlight-box h4 {
            color: var(--secondary);
            margin-bottom: 10px;
            font-size: 1.3rem;
        }
        .image-container {
            margin: 35px 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 5px 15px var(--shadow);
            border: 1px solid var(--border);
        }
        .image-caption {
            font-style: italic;
            color: var(--text-light);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .scoring-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            box-shadow: 0 3px 10px var(--shadow);
        }
        .scoring-table th, .scoring-table td {
            border: 1px solid var(--border);
            padding: 15px;
            text-align: center;
        }
        .scoring-table th {
            background-color: var(--primary);
            color: white;
            font-weight: 600;
        }
        .scoring-table tr:nth-child(even) {
            background-color: var(--light);
        }
        .scoring-table tr:hover {
            background-color: #e3f2fd;
        }
        .sidebar {
            background-color: var(--light);
            padding: 25px;
            border-radius: 8px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
        }
        .user-rating {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 25px;
            box-shadow: 0 3px 8px var(--shadow);
        }
        .stars {
            color: #f39c12;
            font-size: 1.5rem;
            margin: 10px 0;
        }
        .rating-btn {
            display: block;
            width: 100%;
            padding: 12px;
            background-color: var(--accent);
            color: white;
            border: none;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 15px;
        }
        .rating-btn:hover {
            background-color: #2980b9;
        }
        .comment-form {
            background-color: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 3px 8px var(--shadow);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--primary);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid var(--border);
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--success);
            color: white;
            border: none;
            padding: 14px 25px;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .submit-btn:hover {
            background-color: #219653;
        }
        .footer-links {
            background-color: var(--light);
            padding: 40px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .web-link {
            background-color: white;
            padding: 15px;
            border-radius: 4px;
            box-shadow: 0 2px 5px var(--shadow);
        }
        .web-link a {
            color: var(--accent);
            text-decoration: none;
            font-weight: 600;
            display: block;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        footer {
            background-color: var(--primary);
            color: white;
            padding: 40px 0 20px;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: var(--accent);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-section a {
            color: #ddd;
            text-decoration: none;
            display: block;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        .footer-section a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #bbb;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 40px;
            }
            .article-header h1 {
                font-size: 2.3rem;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .mobile-nav.active {
                display: flex;
            }
            .header-top {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                width: 100%;
                margin-top: 15px;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .meta-info {
                flex-direction: column;
                gap: 8px;
            }
        }
        @media (max-width: 576px) {
            .article-content h2 {
                font-size: 1.7rem;
            }
            .article-content h3 {
                font-size: 1.4rem;
            }
            .footer-content {
                flex-direction: column;
            }
        }
        .web-link a::before {
            content: "🔗 ";
        }
        .highlight-box {
            transition: var(--transition);
        }
        .highlight-box:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 15px var(--shadow);
        }
        .scoring-table tr {
            transition: var(--transition);
        }
        .rating-btn:active {
            transform: scale(0.98);
        }
        @media print {
            header, .sidebar, .footer-links, footer {
                display: none;
            }
            .container {
                max-width: 100%;
            }
        }