* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-green: #2e7d32;
            --secondary-green: #4caf50;
            --accent-yellow: #ffc107;
            --accent-brown: #8d6e63;
            --light-bg: #f9f9f9;
            --dark-text: #333;
            --light-text: #f5f5f5;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --border-radius: 8px;
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--light-bg);
            color: var(--dark-text);
            line-height: 1.7;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
            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;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-decoration: none;
            color: var(--accent-yellow);
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
            color: white;
        }
        .search-form {
            display: flex;
            flex: 0 1 400px;
        }
        .search-form input {
            flex-grow: 1;
            padding: 12px 20px;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--accent-brown);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #6d4c41;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        nav li {
            flex: 1;
        }
        nav a {
            display: block;
            padding: 15px 20px;
            color: white;
            text-decoration: none;
            text-align: center;
            font-weight: 600;
            transition: var(--transition);
        }
        nav a:hover,
        nav a.active {
            background-color: rgba(255, 255, 255, 0.2);
        }
        .breadcrumb {
            padding: 10px 0;
            font-size: 0.9rem;
            color: #ddd;
        }
        .breadcrumb a {
            color: var(--accent-yellow);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
        }
        .article-content {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-green);
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-yellow);
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2rem;
            color: var(--secondary-green);
            margin: 35px 0 15px;
            padding-top: 10px;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--accent-brown);
            margin: 25px 0 10px;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            background: #f1f8e9;
            padding: 20px;
            border-left: 5px solid var(--primary-green);
            border-radius: var(--border-radius);
            margin-bottom: 30px;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 5px;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: 25px 0;
            box-shadow: var(--shadow);
            border: 5px solid white;
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 25px 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #e3f2fd, #bbdefb);
            padding: 20px;
            border-radius: var(--border-radius);
            text-align: center;
            box-shadow: var(--shadow);
        }
        .stat-card h4 {
            color: #1565c0;
            margin-bottom: 10px;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #0d47a1;
        }
        blockquote {
            border-left: 4px solid var(--accent-yellow);
            padding-left: 20px;
            margin: 25px 0;
            font-style: italic;
            background: #fffde7;
            padding: 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .link-list {
            background: #f5f5f5;
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
        }
        .link-list a {
            color: var(--primary-green);
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
        }
        .link-list a:hover {
            color: var(--accent-brown);
            text-decoration: underline;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #777;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #eee;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary-green);
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 10px 0;
        }
        .stars .active {
            color: var(--accent-yellow);
        }
        textarea,
        input[type="text"],
        input[type="email"] {
            width: 100%;
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-size: 1rem;
        }
        button[type="submit"] {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 15px;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        button[type="submit"]:hover {
            background-color: var(--secondary-green);
            transform: translateY(-3px);
        }
        footer {
            background-color: #263238;
            color: var(--light-text);
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h4 {
            color: var(--accent-yellow);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-yellow);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: #37474f;
            padding: 15px;
            border-radius: var(--border-radius);
            margin: 10px 0;
            text-align: center;
        }
        friend-link a {
            color: var(--accent-yellow);
            font-weight: 600;
            text-decoration: none;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #37474f;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .search-form {
                order: 3;
                flex: 1 1 100%;
                margin-top: 15px;
            }
            .mobile-toggle {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 15px;
            }
            nav ul.active {
                display: flex;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 25px;
            }
        }