:root {
            --primary-green: #2e7d32;
            --secondary-green: #66bb6a;
            --accent-brown: #8d6e63;
            --light-beige: #f5f5dc;
            --dark-text: #333333;
            --light-text: #f8f8f8;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--dark-text);
            background-color: #f9fff9;
            background-image: linear-gradient(to bottom, #f9fff9, #e8f5e9);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-brown);
            text-decoration: underline;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-green), #1b5e20);
            color: var(--light-text);
            padding: 1.5rem 0;
            border-bottom: 5px solid var(--accent-brown);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.5rem;
            font-weight: bold;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-decoration: none;
            transform: scale(1.02);
        }
        .my-logo i {
            margin-right: 10px;
            color: var(--secondary-green);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: var(--light-text);
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: var(--light-beige);
            border-radius: var(--border-radius);
            margin: 1rem 0;
            padding-left: 1rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--accent-brown);
        }
        .breadcrumb span {
            color: var(--dark-text);
            margin: 0 5px;
        }
        .search-container {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid var(--secondary-green);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #1b5e20;
        }
        .article-header {
            text-align: center;
            padding: 2.5rem 1rem;
            background: linear-gradient(rgba(46, 125, 50, 0.05), rgba(102, 187, 106, 0.05));
            border-radius: var(--border-radius);
            margin-bottom: 2rem;
        }
        h1 {
            color: var(--primary-green);
            font-size: 2.8rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .article-meta {
            color: var(--accent-brown);
            font-style: italic;
            margin-bottom: 1rem;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .last-updated {
            background-color: #e8f5e9;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-weight: bold;
        }
        h2 {
            color: #388e3c;
            border-left: 5px solid var(--accent-brown);
            padding-left: 15px;
            margin: 2.5rem 0 1.5rem 0;
            font-size: 2rem;
        }
        h3 {
            color: var(--secondary-green);
            margin: 2rem 0 1rem 0;
            font-size: 1.6rem;
        }
        h4 {
            color: var(--accent-brown);
            margin: 1.5rem 0 0.8rem 0;
            font-size: 1.3rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .content-section {
            background: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2.5rem;
        }
        .highlight-box {
            background-color: #e8f5e9;
            border-left: 4px solid var(--primary-green);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .command-box {
            background-color: #2c3e50;
            color: #ecf0f1;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            font-family: 'Courier New', monospace;
            margin: 1.5rem 0;
            overflow-x: auto;
        }
        .command-box code {
            color: #27ae60;
        }
        .tip {
            background-color: #fffde7;
            border: 1px dashed #fbc02d;
            padding: 1.2rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            position: relative;
        }
        .tip::before {
            content: "💡 Pro Tip:";
            font-weight: bold;
            color: #f57c00;
            display: block;
            margin-bottom: 0.5rem;
        }
        .image-container {
            text-align: center;
            margin: 2.5rem 0;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 3px solid var(--light-beige);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
        }
        .image-caption {
            font-style: italic;
            color: var(--accent-brown);
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .user-interaction {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        .rating-form,
        .comment-form {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary-green);
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--secondary-green);
            box-shadow: 0 0 0 2px rgba(102, 187, 106, 0.2);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin-top: 0.5rem;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #ffc107;
        }
        .btn-submit {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .btn-submit:hover {
            background-color: #1b5e20;
            transform: translateY(-2px);
        }
        .site-footer {
            background: linear-gradient(135deg, #1b5e20, var(--primary-green));
            color: var(--light-text);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
            border-radius: var(--border-radius) var(--border-radius) 0 0;
        }
        .friend-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        }
        friend-link a {
            color: #ffeb3b;
            font-weight: bold;
            padding: 0.5rem 1rem;
            background-color: rgba(0, 0, 0, 0.2);
            border-radius: 20px;
        }
        friend-link a:hover {
            background-color: rgba(0, 0, 0, 0.4);
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.8;
            padding-top: 1.5rem;
        }
        @media (max-width: 992px) {
            .user-interaction {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .my-logo {
                margin-bottom: 1rem;
                font-size: 2rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 15px;
            }
            .main-nav {
                width: 100%;
                display: none;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .content-section {
                padding: 1.5rem;
            }
            .article-header {
                padding: 1.5rem 1rem;
            }
        }