* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #1a73e8;
            --secondary: #ea4335;
            --accent: #34a853;
            --dark: #202124;
            --light: #f8f9fa;
            --gray: #5f6368;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #fff;
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .site-header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            text-decoration: none;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: -0.5px;
        }
        .logo span {
            color: var(--secondary);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: var(--primary);
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.5rem;
            color: var(--dark);
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 12px 0;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb a {
            color: var(--gray);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        .search-section {
            background: linear-gradient(135deg, #1a73e8 0%, #6c8ef5 100%);
            padding: 40px 20px;
            text-align: center;
            color: white;
        }
        .search-container {
            max-width: 800px;
            margin: 0 auto;
        }
        .search-section h2 {
            margin-bottom: 20px;
            font-size: 2rem;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 25px;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 15px 30px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: #d33426;
        }
        .main-content {
            max-width: 1200px;
            margin: 40px auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-container {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-header {
            padding: 40px 40px 20px;
            border-bottom: 1px solid #eee;
        }
        .article-header h1 {
            font-size: 2.5rem;
            margin-bottom: 15px;
            color: var(--dark);
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--gray);
            font-size: 0.9rem;
        }
        .article-meta i {
            margin-right: 5px;
        }
        .article-body {
            padding: 40px;
        }
        .article-body h2 {
            font-size: 1.8rem;
            margin: 30px 0 15px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .article-body h3 {
            font-size: 1.4rem;
            margin: 25px 0 10px;
            color: var(--dark);
        }
        .article-body p {
            margin-bottom: 20px;
            font-size: 1.05rem;
        }
        .article-body emoji {
            font-size: 1.2rem;
            margin-right: 5px;
        }
        .highlight-box {
            background-color: #e8f0fe;
            border-left: 4px solid var(--primary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 25px 0;
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background-color: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            gap: 5px;
            direction: rtl;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars label:hover,
        .stars label:hover ~ label,
        .stars input:checked ~ label {
            color: #ffc107;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 14px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: #0d62d9;
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 20px;
        }
        .comment {
            padding-bottom: 20px;
            border-bottom: 1px solid #eee;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 600;
            color: var(--dark);
        }
        .comment-date {
            font-size: 0.85rem;
            color: var(--gray);
            margin-left: 10px;
        }
        .internal-links {
            max-width: 1200px;
            margin: 40px auto;
            padding: 0 20px;
        }
        .internal-links h2 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--dark);
        }
        .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: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .web-link a {
            text-decoration: none;
            color: var(--primary);
            font-weight: 500;
        }
        .site-footer {
            background-color: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
        }
        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: #fff;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #b0b7c3;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 40px;
            border-top: 1px solid #333;
            color: #b0b7c3;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: -1;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: white;
                flex-direction: column;
                transition: var(--transition);
                padding: 30px;
                box-shadow: var(--shadow);
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 20px;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 10px;
            }
            .search-input,
            .search-button {
                width: 100%;
                border-radius: 0;
                padding: 15px;
            }
        }
        .btn {
            display: inline-block;
            padding: 12px 25px;
            background-color: var(--primary);
            color: white;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background-color: #0d62d9;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background-color: var(--secondary);
        }
        .btn-secondary:hover {
            background-color: #d33426;
        }
        .tag {
            display: inline-block;
            background-color: #e8f0fe;
            color: var(--primary);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 8px;
            margin-bottom: 8px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: white;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            box-shadow: var(--shadow);
            border-top: 4px solid var(--accent);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .comparison-table th,
        .comparison-table td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid #eee;
        }
        .comparison-table th {
            background-color: #f1f3f4;
            font-weight: 600;
            color: var(--dark);
        }
        .comparison-table tr:hover {
            background-color: #f8f9fa;
        }