:root {
            --primary-color: #2a5934;
            --secondary-color: #8f5c2a;
            --accent-color: #c53b2d;
            --light-color: #f5f1e6;
            --dark-color: #1a1a1a;
            --text-color: #333;
            --light-gray: #eaeaea;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: var(--light-color);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-color);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: var(--spacing-sm) 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-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--light-color);
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .my-logo:hover {
            color: #fff;
        }
        .my-logo i {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: var(--spacing-md);
        }
        .main-nav a {
            color: var(--light-color);
            font-weight: 600;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--light-color);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-gray);
            padding: var(--spacing-sm) 0;
            font-size: 0.9rem;
        }
        .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: #777;
        }
        .main-content {
            flex: 1;
            padding: var(--spacing-lg) 0;
        }
        .article-header {
            margin-bottom: var(--spacing-lg);
            text-align: center;
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: var(--spacing-md);
        }
        .article-header h1 {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: var(--spacing-md);
            color: #666;
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            font-size: 1.1rem;
        }
        article h2 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed var(--secondary-color);
        }
        article h3 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin: var(--spacing-md) 0 var(--spacing-xs) 0;
        }
        article h4 {
            font-size: 1.4rem;
            color: var(--accent-color);
            margin: var(--spacing-sm) 0 var(--spacing-xs) 0;
        }
        article p {
            margin-bottom: var(--spacing-md);
            text-align: justify;
        }
        article em {
            font-style: italic;
            color: #555;
        }
        article strong {
            font-weight: bold;
            color: var(--dark-color);
        }
        .highlight-box {
            background: linear-gradient(135deg, #fdf6e3, #f5e8c7);
            border-left: 5px solid var(--secondary-color);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            box-shadow: var(--shadow);
        }
        .image-container {
            margin: var(--spacing-md) 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 5px solid #fff;
        }
        .image-container figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--spacing-sm);
            margin: var(--spacing-md) 0;
        }
        .link-list a {
            display: block;
            background-color: var(--light-gray);
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            transition: all 0.3s ease;
        }
        .link-list a:hover {
            background-color: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .sidebar-widget {
            background-color: white;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem;
            border: 2px solid var(--light-gray);
            border-right: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: #1e4729;
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.5rem;
            color: var(--light-gray);
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.3rem;
        }
        .form-group label {
            font-weight: 600;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.8rem;
            border: 2px solid var(--light-gray);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            align-self: flex-start;
        }
        .btn:hover {
            background-color: var(--accent-color);
            transform: scale(1.05);
        }
        .site-footer {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: var(--spacing-lg) 0 var(--spacing-sm) 0;
            margin-top: var(--spacing-lg);
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-widget h4 {
            color: var(--secondary-color);
            margin-bottom: var(--spacing-sm);
            font-size: 1.3rem;
        }
        .footer-widget ul {
            list-style: none;
        }
        .footer-widget li {
            margin-bottom: 0.5rem;
        }
        .footer-widget a {
            color: #ccc;
        }
        .footer-widget a:hover {
            color: white;
            padding-left: 5px;
            display: block;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: var(--spacing-sm);
            margin-bottom: 0.5rem;
            border-radius: var(--border-radius);
            transition: all 0.3s;
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-sm);
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            html {
                font-size: 14px;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                order: 3;
                margin-top: var(--spacing-sm);
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                text-align: center;
            }
            .main-nav a {
                display: block;
                padding: var(--spacing-sm);
                border-bottom: 1px solid #444;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .content-grid {
                gap: var(--spacing-md);
            }
        }