* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a73e8;
            --secondary-color: #34a853;
            --accent-color: #ea4335;
            --dark-bg: #0d1117;
            --light-bg: #f8f9fa;
            --text-dark: #202124;
            --text-light: #5f6368;
            --border-color: #dadce0;
            --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background-color: var(--light-bg);
            max-width: 100%;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent-color);
        }
        .search-box {
            display: flex;
            max-width: 400px;
            width: 100%;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #1557b0;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-dark);
        }
        nav {
            padding: 15px 0;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary-color);
        }
        .nav-links a:hover::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--primary-color);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        article {
            background-color: white;
            border-radius: 8px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        article h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: var(--text-dark);
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .featured-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: 8px;
            margin: 30px 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        article h2 {
            font-size: 1.8rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-color);
            color: var(--text-dark);
        }
        article h3 {
            font-size: 1.4rem;
            margin: 30px 0 15px;
            color: var(--text-dark);
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        .highlight {
            background-color: #e8f0fe;
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 4px 4px 0;
        }
        .tip-box {
            background-color: #f0f8f0;
            border-left: 4px solid var(--secondary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 4px 4px 0;
        }
        .warning-box {
            background-color: #fef0f0;
            border-left: 4px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 4px 4px 0;
        }
        .download-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .step {
            background-color: var(--light-bg);
            padding: 25px;
            border-radius: 8px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid var(--border-color);
        }
        .step:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .step-number {
            display: inline-block;
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            line-height: 40px;
            font-weight: bold;
            margin-bottom: 15px;
        }
        blockquote {
            font-style: italic;
            border-left: 4px solid var(--primary-color);
            padding-left: 20px;
            margin: 30px 0;
            color: var(--text-light);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background-color: var(--light-bg);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-color);
            margin-bottom: 10px;
        }
        .stat-label {
            font-size: 1rem;
            color: var(--text-light);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-color);
            color: var(--text-dark);
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
        }
        .related-links a {
            text-decoration: none;
            color: var(--text-dark);
            transition: var(--transition);
            display: block;
        }
        .related-links a:hover {
            color: var(--primary-color);
            transform: translateX(5px);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 20px 0;
            font-size: 1.8rem;
            color: #ffc107;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-form select, .rating-form textarea {
            padding: 12px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-family: inherit;
        }
        .rating-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px;
            border-radius: 4px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .rating-form button:hover {
            background-color: #1557b0;
        }
        .comments-section {
            background-color: white;
            padding: 40px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            margin-top: 40px;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 40px;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .comment-form input, .comment-form textarea {
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
        }
        .comment-form textarea {
            height: 150px;
            resize: vertical;
        }
        .comment-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 4px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
            font-size: 1rem;
            align-self: flex-start;
        }
        .comment-form button:hover {
            background-color: #1557b0;
        }
        .comment {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid var(--border-color);
        }
        .comment-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background-color: var(--light-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .comment-content h4 {
            margin-bottom: 5px;
            color: var(--text-dark);
        }
        .comment-meta {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .footer-links {
            background-color: var(--dark-bg);
            padding: 40px 0;
            margin-top: 60px;
        }
        .web-link {
            display: inline-block;
            margin: 10px 20px 10px 0;
            padding: 10px 20px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            font-size: 1rem;
        }
        footer {
            background-color: #0a0d12;
            color: white;
            padding: 40px 0;
            text-align: center;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: white;
        }
        .social-links {
            display: flex;
            gap: 15px;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            text-decoration: none;
            transition: var(--transition);
        }
        .social-links a:hover {
            background-color: var(--primary-color);
            transform: translateY(-3px);
        }
        .copyright {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            width: 100%;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: white;
                box-shadow: var(--shadow);
                padding: 20px;
                z-index: 999;
            }
            .nav-links.active {
                display: flex;
            }
            .header-top {
                flex-wrap: wrap;
                gap: 15px;
            }
            .search-box {
                order: 3;
                width: 100%;
                max-width: 100%;
            }
            article {
                padding: 25px;
            }
            article h1 {
                font-size: 2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .download-steps {
                grid-template-columns: 1fr;
            }
            .footer-content {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            article {
                padding: 20px;
            }
            article h1 {
                font-size: 1.8rem;
            }
            article h2 {
                font-size: 1.5rem;
            }
            .featured-image {
                height: 250px;
            }
            .comment {
                flex-direction: column;
            }
            .comment-avatar {
                align-self: flex-start;
            }
        }
        a {
            transition: var(--transition);
        }
        button, .web-link, .step, .social-links a {
            transition: var(--transition);
        }
        button:hover, .web-link:hover, .step:hover, .social-links a:hover {
            transform: translateY(-3px);
        }
        .text-bold {
            font-weight: 700;
        }
        .text-primary {
            color: var(--primary-color);
        }
        .text-center {
            text-align: center;
        }
        .mb-30 {
            margin-bottom: 30px;
        }
        .mt-30 {
            margin-top: 30px;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }