* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-green: #2e8b57;
            --secondary-green: #3cb371;
            --accent-gold: #ffd700;
            --accent-brown: #8b4513;
            --light-bg: #f5f5f5;
            --dark-text: #333;
            --light-text: #666;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark-text);
            background-color: #fff;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-brown);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            margin: 0 auto;
        }
        header {
            background: linear-gradient(135deg, var(--primary-green), #1e6b47);
            color: white;
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: var(--accent-gold);
        }
        .logo i {
            color: var(--accent-gold);
        }
        .nav-container {
            display: flex;
            align-items: center;
            gap: 2rem;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            color: var(--accent-gold);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 1rem 1.5rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: var(--light-text);
        }
        .breadcrumb a:hover {
            color: var(--primary-green);
        }
        .breadcrumb span {
            color: var(--dark-text);
            font-weight: 600;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin-bottom: 3rem;
        }
        article {
            background-color: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-green);
            font-size: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-gold);
            padding-bottom: 0.5rem;
        }
        .article-meta {
            display: flex;
            gap: 1.5rem;
            margin-bottom: 2rem;
            color: var(--light-text);
            font-size: 0.95rem;
        }
        .article-meta i {
            margin-right: 0.5rem;
            color: var(--primary-green);
        }
        h2 {
            color: var(--secondary-green);
            font-size: 1.8rem;
            margin: 2.5rem 0 1.2rem;
            padding-left: 0.5rem;
            border-left: 5px solid var(--accent-brown);
        }
        h3 {
            color: var(--accent-brown);
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(46, 139, 87, 0.1);
            border-left: 4px solid var(--primary-green);
            padding: 1.5rem;
            margin: 1.8rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .tip {
            background-color: rgba(255, 215, 0, 0.1);
            border-left: 4px solid var(--accent-gold);
            padding: 1.5rem;
            margin: 1.8rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .tip::before {
            content: "💡 ";
            font-size: 1.2rem;
        }
        .bundle-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .bundle-card {
            background: var(--light-bg);
            border-radius: var(--border-radius);
            padding: 1.5rem;
            border: 2px solid transparent;
            transition: var(--transition);
        }
        .bundle-card:hover {
            border-color: var(--primary-green);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .bundle-card h4 {
            color: var(--primary-green);
            margin-bottom: 0.8rem;
            font-size: 1.3rem;
        }
        .reward {
            color: var(--accent-brown);
            font-weight: 600;
            margin-top: 1rem;
            padding-top: 0.8rem;
            border-top: 1px dashed #ccc;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            padding: 1.8rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            margin-top: 0;
            color: var(--primary-green);
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar-widget h3 i {
            color: var(--accent-gold);
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, select, textarea {
            padding: 0.8rem 1rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(46, 139, 87, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, var(--primary-green), var(--secondary-green));
            color: white;
            border: none;
            padding: 0.9rem 1.5rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #1e6b47, #2e8b57);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            direction: ltr;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating label:hover,
        .rating label:hover ~ label {
            color: var(--accent-gold);
        }
        .rating input:checked ~ label {
            color: var(--accent-gold);
        }
        .featured-image {
            margin: 2.5rem 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: var(--light-text);
            padding: 0.8rem;
            background-color: var(--light-bg);
        }
        .internal-links {
            margin: 3rem 0;
            padding: 2rem;
            background-color: var(--light-bg);
            border-radius: var(--border-radius);
        }
        .internal-links h2 {
            text-align: center;
            margin-bottom: 1.8rem;
            border: none;
            padding-left: 0;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.2rem;
        }
        .web-link {
            background-color: white;
            padding: 1.2rem;
            border-radius: var(--border-radius);
            border: 1px solid #ddd;
            transition: var(--transition);
        }
        .web-link:hover {
            border-color: var(--primary-green);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--dark-text);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .web-link a:hover {
            color: var(--primary-green);
        }
        .web-link i {
            color: var(--primary-green);
        }
        footer {
            background-color: #2c3e2f;
            color: white;
            padding: 3rem 0 1.5rem;
            border-radius: var(--border-radius) var(--border-radius) 0 0;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h3 {
            color: var(--accent-gold);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            border-bottom: 2px solid rgba(255, 215, 0, 0.3);
            padding-bottom: 0.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            main {
                grid-template-columns: 1fr;
            }
            .bundle-list {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                gap: 1.5rem;
            }
            nav ul {
                flex-direction: column;
                gap: 0.8rem;
                display: none;
                width: 100%;
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.8rem;
                right: 20px;
            }
            .nav-container {
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            article {
                padding: 1.8rem;
            }
            h1 {
                font-size: 2rem;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 10px;
            }
            article {
                padding: 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
        }