* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #4CAF50;
            --secondary-color: #FF9800;
            --dark-color: #2E7D32;
            --light-color: #E8F5E9;
            --text-color: #333333;
            --text-light: #666666;
            --bg-color: #FFFFFF;
            --bg-alt: #F5F5F5;
            --border-color: #DDDDDD;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--bg-color);
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-color);
            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 {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary-color);
        }
        .logo:hover {
            color: var(--dark-color);
        }
        .desktop-nav {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 600;
            padding: 8px 12px;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: var(--light-color);
            color: var(--primary-color);
        }
        .mobile-menu-toggle {
            display: none;
            font-size: 24px;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--text-color);
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--bg-color);
            padding: 20px;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            padding: 15px 0;
            text-decoration: none;
            color: var(--text-color);
            font-weight: 600;
            border-bottom: 1px solid var(--border-color);
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            max-width: 1200px;
            margin: 20px auto;
            padding: 0 20px;
            font-size: 14px;
        }
        .breadcrumb a {
            color: var(--text-light);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb span {
            color: var(--text-color);
            font-weight: 600;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        main {
            padding: 30px 0;
        }
        article {
            background-color: var(--bg-color);
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 36px;
            color: var(--dark-color);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        h2 {
            font-size: 28px;
            color: var(--primary-color);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-color);
        }
        h3 {
            font-size: 22px;
            color: var(--secondary-color);
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 18px;
            line-height: 1.8;
        }
        .intro {
            font-size: 20px;
            color: var(--text-light);
            font-weight: 500;
            margin-bottom: 30px;
            padding: 20px;
            background-color: var(--light-color);
            border-radius: var(--border-radius);
            border-left: 5px solid var(--primary-color);
        }
        .highlight {
            background-color: #FFF9C4;
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 30px 0;
            border-left: 5px solid var(--secondary-color);
        }
        .highlight h3 {
            margin-top: 0;
            color: #F57C00;
        }
        .cheat-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            box-shadow: var(--shadow);
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        .cheat-table th {
            background-color: var(--primary-color);
            color: white;
            padding: 15px;
            text-align: left;
        }
        .cheat-table td {
            padding: 12px 15px;
            border-bottom: 1px solid var(--border-color);
        }
        .cheat-table tr:nth-child(even) {
            background-color: var(--bg-alt);
        }
        .cheat-table tr:hover {
            background-color: var(--light-color);
        }
        .tip-box {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            background-color: #E3F2FD;
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
        }
        .tip-icon {
            color: #1976D2;
            font-size: 24px;
            flex-shrink: 0;
        }
        .image-container {
            margin: 40px 0;
            text-align: center;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .image-caption {
            font-style: italic;
            color: var(--text-light);
            margin-top: 10px;
            font-size: 16px;
        }
        aside {
            padding: 30px 0;
        }
        .sidebar-widget {
            background-color: var(--bg-color);
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        .widget-title {
            font-size: 20px;
            color: var(--dark-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-color);
        }
        .search-form {
            display: flex;
            margin-bottom: 20px;
        }
        .search-input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid var(--primary-color);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 16px;
        }
        .search-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: var(--dark-color);
        }
        .rating-form, .comment-form {
            margin-top: 20px;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
            direction: ltr;
        }
        .star {
            font-size: 24px;
            color: #CCCCCC;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFC107;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            font-size: 16px;
            font-family: inherit;
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: var(--border-radius);
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-button:hover {
            background-color: var(--dark-color);
            transform: translateY(-2px);
        }
        .footer-links {
            max-width: 1200px;
            margin: 40px auto 0;
            padding: 40px 20px;
            background-color: var(--bg-alt);
            border-top: 1px solid var(--border-color);
        }
        .footer-links-container {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        @media (min-width: 768px) {
            .footer-links-container {
                grid-template-columns: repeat(5, 1fr);
            }
        }
        .web-link {
            background-color: var(--bg-color);
            padding: 15px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
        }
        .web-link a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
            line-height: 1.4;
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 40px 20px;
            text-align: center;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
        }
        .copyright {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 14px;
            opacity: 0.8;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 32px;
            }
            h2 {
                font-size: 26px;
            }
            article {
                padding: 30px 20px;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            h3 {
                font-size: 20px;
            }
            .header-container {
                height: 70px;
            }
            .intro {
                font-size: 18px;
            }
            p {
                font-size: 17px;
            }
        }
        @media (max-width: 576px) {
            .footer-links-container {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--border-radius);
                margin-bottom: 10px;
            }
            .search-button {
                border-radius: var(--border-radius);
                padding: 12px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.5s ease forwards;
        }