:root {
            --primary-color: #ff4655;
            --secondary-color: #0f1923;
            --accent-color: #1f2d3d;
            --text-color: #f0f0f0;
            --text-secondary: #b8b8b8;
            --bg-dark: #0a0f14;
            --bg-card: #151f2a;
            --border-color: #2a3a4a;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--bg-dark);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--secondary-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary-color);
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-color);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo:hover {
            color: #ff6b7a;
            transform: scale(1.02);
            transition: var(--transition);
        }
        .logo i {
            font-size: 2.2rem;
        }
        .main-nav {
            display: flex;
            gap: 30px;
        }
        .nav-link {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-color);
            background-color: rgba(255, 70, 85, 0.1);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            transition: var(--transition);
            transform: translateX(-50%);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-color);
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -6px);
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: var(--accent-color);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb i {
            margin: 0 8px;
            color: var(--text-secondary);
            font-size: 0.8rem;
        }
        .search-container {
            background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
            padding: 40px 0;
            margin: 30px 0;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
            padding: 0 20px;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid var(--border-color);
            border-radius: 50px;
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
            background-color: rgba(255, 255, 255, 0.15);
        }
        .search-btn {
            padding: 15px 30px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-btn:hover {
            background-color: #ff2d3f;
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(255, 70, 85, 0.3);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            background-color: var(--bg-card);
            border-radius: 10px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 40px;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 20px;
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--text-secondary);
            font-size: 0.9rem;
            flex-wrap: wrap;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .article-content {
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .article-content p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-content h2 {
            color: var(--primary-color);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
            font-size: 1.8rem;
        }
        .article-content h3 {
            color: var(--text-color);
            margin: 30px 0 15px;
            font-size: 1.4rem;
        }
        .highlight-box {
            background-color: rgba(255, 70, 85, 0.1);
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight-box strong {
            color: var(--primary-color);
        }
        .code-block {
            background-color: var(--secondary-color);
            padding: 20px;
            border-radius: 8px;
            font-family: 'Courier New', monospace;
            margin: 20px 0;
            overflow-x: auto;
            border: 1px solid var(--border-color);
        }
        .code-block code {
            color: #2ecc71;
            font-size: 0.95rem;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            background-color: var(--accent-color);
            border-radius: 8px;
            overflow: hidden;
        }
        .comparison-table th,
        .comparison-table td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid var(--border-color);
        }
        .comparison-table th {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
        }
        .comparison-table tr:hover {
            background-color: rgba(255, 255, 255, 0.05);
        }
        .feature-list {
            list-style: none;
            margin: 20px 0;
        }
        .feature-list li {
            padding: 10px 0;
            padding-left: 30px;
            position: relative;
        }
        .feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--success-color);
            font-weight: bold;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            box-shadow: var(--shadow);
            border: 2px solid var(--border-color);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
            border-color: var(--primary-color);
        }
        .image-caption {
            text-align: center;
            color: var(--text-secondary);
            font-style: italic;
            margin-top: -20px;
            margin-bottom: 30px;
            font-size: 0.9rem;
        }
        .sidebar {
            background-color: var(--bg-card);
            border-radius: 10px;
            padding: 30px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .sidebar-widget {
            margin-bottom: 40px;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 12px;
        }
        .related-links a {
            color: var(--text-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .related-links a:hover {
            background-color: rgba(255, 70, 85, 0.1);
            color: var(--primary-color);
            padding-left: 15px;
        }
        .rating-section, .comment-section {
            background-color: var(--bg-card);
            border-radius: 10px;
            padding: 40px;
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .rating-form, .comment-form {
            max-width: 600px;
            margin-top: 20px;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: var(--border-color);
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars label:hover,
        .rating-stars label:hover ~ label,
        .rating-stars input:checked ~ label {
            color: var(--warning-color);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            margin-bottom: 8px;
            color: var(--text-color);
            font-weight: 600;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 15px;
            background-color: rgba(255, 255, 255, 0.1);
            border: 2px solid var(--border-color);
            border-radius: 8px;
            color: var(--text-color);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            background-color: rgba(255, 255, 255, 0.15);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .submit-btn:hover {
            background-color: #ff2d3f;
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(255, 70, 85, 0.3);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin: 50px 0;
            padding: 40px;
            background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
            border-radius: 10px;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .web-link:hover {
            background-color: rgba(255, 70, 85, 0.1);
            border-color: var(--primary-color);
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        .site-footer {
            background-color: var(--secondary-color);
            padding: 60px 0 30px;
            margin-top: 60px;
            border-top: 2px solid var(--primary-color);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-column h4 {
            color: var(--primary-color);
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .web-links {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--secondary-color);
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow);
                border-top: 1px solid var(--border-color);
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: flex;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-btn {
                width: 100%;
                justify-content: center;
            }
            .web-links {
                grid-template-columns: repeat(2, 1fr);
                padding: 20px;
            }
            .main-content, .sidebar, .rating-section, .comment-section {
                padding: 25px;
            }
        }
        @media (max-width: 480px) {
            .web-links {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .comparison-table {
                display: block;
                overflow-x: auto;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease forwards;
        }
        .text-primary { color: var(--primary-color); }
        .text-bold { font-weight: 700; }
        .text-center { text-align: center; }
        .mt-20 { margin-top: 20px; }
        .mb-20 { margin-bottom: 20px; }
        .emoji { font-size: 1.2em; }