:root {
            --primary-color: #4a1e91;
            --secondary-color: #ff6b00;
            --accent-color: #00c2ff;
            --dark-bg: #1a1a2e;
            --light-bg: #f8f9fa;
            --text-dark: #333;
            --text-light: #f8f9fa;
            --border-radius: 12px;
            --shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-color) 100%);
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            color: var(--secondary-color);
            transform: scale(1.03);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            background-color: rgba(255, 107, 0, 0.2);
            color: var(--secondary-color);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--dark-bg);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            border-top: 2px solid var(--secondary-color);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: var(--text-light);
            text-decoration: none;
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: rgba(255,107,0,0.1);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            max-width: 1200px;
            margin: 1rem auto;
            padding: 0 20px;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-color);
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: #777;
            font-size: 0.95rem;
            margin-bottom: 1rem;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-color);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #e0e0e0;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.05rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f0f7ff 0%, #e6f0ff 100%);
            border-left: 5px solid var(--accent-color);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .pros-cons {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0;
        }
        @media (max-width: 768px) {
            .pros-cons {
                grid-template-columns: 1fr;
            }
        }
        .pros, .cons {
            padding: 1.5rem;
            border-radius: var(--border-radius);
        }
        .pros {
            background-color: rgba(0, 194, 255, 0.08);
            border: 2px solid var(--accent-color);
        }
        .cons {
            background-color: rgba(255, 107, 0, 0.08);
            border: 2px solid var(--secondary-color);
        }
        .pros h3, .cons h3 {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        ul, ol {
            margin-left: 1.8rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border: 3px solid var(--primary-color);
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .internal-link {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--accent-color);
            transition: var(--transition);
            padding: 0 2px;
        }
        .internal-link:hover {
            background-color: rgba(74, 30, 145, 0.1);
            border-bottom-style: solid;
        }
        .rating-summary {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            align-items: center;
            background: linear-gradient(135deg, #fff8f0 0%, #fff0e6 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2.5rem 0;
            border: 2px solid var(--secondary-color);
        }
        .overall-rating {
            text-align: center;
            flex: 1;
            min-width: 200px;
        }
        .rating-score {
            font-size: 4rem;
            font-weight: 800;
            color: var(--secondary-color);
            line-height: 1;
        }
        .stars {
            color: #ffc107;
            font-size: 1.8rem;
            margin: 0.5rem 0;
        }
        .rating-categories {
            flex: 2;
            min-width: 300px;
        }
        .rating-bar {
            margin-bottom: 1rem;
        }
        .rating-label {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.3rem;
        }
        .bar {
            height: 12px;
            background-color: #e0e0e0;
            border-radius: 6px;
            overflow: hidden;
        }
        .fill {
            height: 100%;
            background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
            border-radius: 6px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 1.8rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: var(--primary-color);
            padding-bottom: 0.8rem;
            border-bottom: 2px solid #f0f0f0;
            margin-bottom: 1.2rem;
        }
        .search-box {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-box input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-box input:focus {
            border-color: var(--accent-color);
        }
        .search-box button {
            background: linear-gradient(135deg, var(--primary-color), #6a3bb5);
            color: white;
            border: none;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            padding: 0 1.5rem;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: linear-gradient(135deg, #6a3bb5, var(--primary-color));
        }
        .user-rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .user-rating-form input,
        .user-rating-form textarea,
        .user-rating-form select {
            padding: 0.9rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .user-rating-form input:focus,
        .user-rating-form textarea:focus,
        .user-rating-form select:focus {
            border-color: var(--accent-color);
            outline: none;
        }
        .user-rating-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating-input {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 1.8rem;
            margin: 0.5rem 0;
        }
        .star-rating-input i {
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating-input i:hover,
        .star-rating-input i.active {
            color: #ffc107;
        }
        .submit-btn {
            background: linear-gradient(135deg, var(--secondary-color), #ff8b33);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            padding: 1rem;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            margin-top: 0.5rem;
        }
        .submit-btn:hover {
            background: linear-gradient(135deg, #ff8b33, var(--secondary-color));
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(255, 107, 0, 0.3);
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .related-links ul {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 0.9rem;
            padding-bottom: 0.9rem;
            border-bottom: 1px solid #f0f0f0;
        }
        .related-links a {
            color: var(--text-dark);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            padding: 0.3rem 0;
        }
        .related-links a:hover {
            color: var(--primary-color);
            padding-left: 8px;
        }
        .related-links a i {
            color: var(--accent-color);
        }
        .site-footer {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #2d1b69 100%);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h3 {
            color: var(--accent-color);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid rgba(0, 194, 255, 0.3);
        }
        .footer-col ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-col li {
            margin-bottom: 0.8rem;
        }
        .footer-col a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col a:hover {
            color: var(--secondary-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            border-left: 4px solid var(--secondary-color);
        }
        friend-link a {
            color: var(--accent-color) !important;
            font-weight: 600;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.95rem;
        }
        .text-bold {
            font-weight: 700;
            color: var(--primary-color);
        }
        .text-italic {
            font-style: italic;
            color: #555;
        }
        .text-highlight {
            background-color: rgba(255, 107, 0, 0.15);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .last-updated {
            background-color: rgba(0, 194, 255, 0.1);
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 600;
        }
        @media (max-width: 768px) {
            html {
                font-size: 15px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .article-content {
                padding: 1.8rem;
            }
            .main-container {
                gap: 1.5rem;
            }
            .rating-summary {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .article-meta {
                flex-direction: column;
                gap: 0.7rem;
            }
            .pros-cons {
                gap: 1.5rem;
            }
        }