* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-color: #1a1f2e;
            --secondary-color: #0f141f;
            --accent-color: #00a8ff;
            --accent-dark: #0077b6;
            --text-color: #e0e0e0;
            --text-secondary: #a0a0a0;
            --card-bg: #252a3a;
            --border-color: #3a4055;
            --success-color: #4CAF50;
            --warning-color: #ff9800;
            --danger-color: #f44336;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--primary-color);
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }
        header {
            background-color: var(--secondary-color);
            padding: 1rem 5%;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .logo-container {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent-color);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: linear-gradient(90deg, var(--accent-color), #8a2be2);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: var(--accent-color);
            color: white;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-color);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--secondary-color);
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: var(--text-color);
            text-decoration: none;
            padding: 0.8rem 1rem;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: var(--accent-color);
            color: white;
        }
        .breadcrumb {
            background-color: var(--card-bg);
            padding: 0.8rem 5%;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb a {
            color: var(--accent-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--text-secondary);
            margin: 0 5px;
        }
        main {
            max-width: 1400px;
            margin: 0 auto;
            padding: 2rem 5%;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 1024px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        .search-container {
            background-color: var(--secondary-color);
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid var(--border-color);
            border-radius: 6px;
            background-color: var(--primary-color);
            color: var(--text-color);
            font-size: 1rem;
        }
        .search-input:focus {
            outline: none;
            border-color: var(--accent-color);
        }
        .search-button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 6px;
            padding: 0.8rem 1.5rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: var(--accent-dark);
            transform: translateY(-2px);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--accent-color);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--text-color);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--accent-color);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--text-secondary);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            line-height: 1.7;
        }
        .highlight {
            background-color: rgba(0, 168, 255, 0.1);
            border-left: 4px solid var(--accent-color);
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 6px 6px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background-color: var(--secondary-color);
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--accent-color);
            box-shadow: 0 8px 20px rgba(0, 168, 255, 0.2);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        .stat-card h4 {
            margin: 0.5rem 0;
            color: white;
        }
        .stat-card p {
            font-size: 0.95rem;
            color: var(--text-secondary);
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            background-color: var(--secondary-color);
            border-radius: 8px;
            overflow: hidden;
        }
        .comparison-table th, .comparison-table td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }
        .comparison-table th {
            background-color: var(--primary-color);
            color: var(--accent-color);
            font-weight: 700;
        }
        .comparison-table tr:hover {
            background-color: rgba(0, 168, 255, 0.05);
        }
        .comparison-table td:first-child {
            font-weight: 600;
        }
        .feature-list {
            list-style-type: none;
            margin: 1.5rem 0;
        }
        .feature-list li {
            padding: 0.5rem 0 0.5rem 2rem;
            position: relative;
        }
        .feature-list li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--accent-color);
            font-weight: bold;
        }
        .article-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .internal-links {
            background-color: var(--secondary-color);
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .internal-links h3 {
            margin-top: 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 10px;
            list-style-type: none;
        }
        .internal-links li {
            margin-bottom: 0.5rem;
        }
        .internal-links a {
            color: var(--accent-color);
            text-decoration: none;
            transition: var(--transition);
            display: block;
            padding: 0.5rem;
            border-radius: 4px;
        }
        .internal-links a:hover {
            background-color: rgba(0, 168, 255, 0.1);
            text-decoration: underline;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            margin-top: 0;
            color: var(--accent-color);
            font-size: 1.4rem;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid var(--border-color);
        }
        .rating-container, .comment-container {
            background-color: var(--card-bg);
            border-radius: 10px;
            padding: 2rem;
            margin-top: 2rem;
            box-shadow: var(--shadow);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            margin: 0.5rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: gold;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-color);
        }
        .form-input, .form-textarea {
            padding: 0.8rem 1rem;
            border: 2px solid var(--border-color);
            border-radius: 6px;
            background-color: var(--primary-color);
            color: var(--text-color);
            font-size: 1rem;
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--accent-color);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            background-color: var(--accent-color);
            color: white;
            border: none;
            border-radius: 6px;
            padding: 1rem 2rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-button:hover {
            background-color: var(--accent-dark);
            transform: translateY(-2px);
        }
        footer {
            background-color: var(--secondary-color);
            padding: 3rem 5% 1.5rem;
            margin-top: 3rem;
            border-top: 3px solid var(--accent-color);
        }
        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--accent-color);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-section p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .footer-links {
            list-style-type: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 1.5rem 0;
            padding: 1rem;
            background-color: var(--primary-color);
            border-radius: 6px;
            border-left: 4px solid var(--accent-color);
        }
        friend-link a {
            color: var(--accent-color);
            text-decoration: none;
            font-weight: 600;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .desktop-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .comparison-table {
                display: block;
                overflow-x: auto;
            }
            .internal-links ul {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, .sidebar-widget, .rating-container, .comment-container {
            animation: fadeIn 0.8s ease-out;
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: var(--secondary-color);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--accent-color);
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--accent-dark);
        }