:root {
            --primary-green: #3b8526;
            --secondary-green: #5fa34c;
            --dark-bg: #1a1a1a;
            --light-bg: #f5f5f5;
            --text-dark: #222;
            --text-light: #eee;
            --accent-brown: #8b7355;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--light-bg);
            max-width: 1920px;
            margin: 0 auto;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-brown);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 95%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .site-header {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--secondary-green);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo span {
            color: var(--accent-brown);
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--secondary-green);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: 0.5rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: rgba(59, 133, 38, 0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--text-light);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 0;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: #666;
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary-green), #2a6c18);
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            color: white;
            text-align: center;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto 0;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background-color: var(--accent-brown);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #a38662;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        main {
            background-color: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        article h1 {
            font-size: 2.8rem;
            color: var(--primary-green);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-brown);
            padding-bottom: 0.5rem;
        }
        article h2 {
            font-size: 2.1rem;
            color: var(--dark-bg);
            margin: 2.5rem 0 1rem;
            padding-left: 0.5rem;
            border-left: 5px solid var(--primary-green);
        }
        article h3 {
            font-size: 1.7rem;
            color: var(--secondary-green);
            margin: 2rem 0 1rem;
        }
        article h4 {
            font-size: 1.4rem;
            color: var(--accent-brown);
            margin: 1.5rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        article emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        article strong {
            color: var(--primary-green);
            font-weight: 700;
        }
        .info-box {
            background-color: #f0f9ff;
            border-left: 5px solid #3498db;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .warning-box {
            background-color: #fff8e1;
            border-left: 5px solid #ffb300;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            margin: 2.5rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            max-width: 900px;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            padding: 0.8rem;
            background-color: #f9f9f9;
            color: #666;
        }
        .sidebar {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--primary-green);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #ddd;
        }
        .related-links {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px dotted #eee;
        }
        .related-links a {
            display: block;
            padding: 0.5rem;
            border-radius: 5px;
            background-color: #f9f9f9;
        }
        .related-links a:hover {
            background-color: #e8f5e8;
            text-decoration: none;
            transform: translateX(5px);
        }
        .user-interaction {
            margin: 3rem 0;
            padding: 2rem;
            background-color: #f8f9fa;
            border-radius: 12px;
            border: 1px solid #dee2e6;
        }
        .rating-form, .comment-form {
            margin-top: 1.5rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.9rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(59, 133, 38, 0.2);
        }
        .submit-btn {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: #2d6c1e;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--secondary-green);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: inline-block;
            background-color: #333;
            color: #aaa;
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 4px;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        friend-link a {
            color: inherit;
        }
        friend-link:hover {
            background-color: var(--primary-green);
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            background-color: #fff3cd;
            color: #856404;
            padding: 0.8rem;
            border-radius: 6px;
            margin: 1.5rem 0;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--dark-bg);
                flex-direction: column;
                align-items: center;
                padding: 2rem;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav ul {
                flex-direction: column;
                width: 100%;
                text-align: center;
            }
            .header-container {
                flex-wrap: wrap;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            .content-wrapper {
                gap: 2rem;
            }
            main, .sidebar {
                padding: 1.5rem;
            }
        }