:root {
            --primary-green: #6aaa64;
            --secondary-yellow: #c9b458;
            --dark-gray: #787c7e;
            --light-gray: #d3d6da;
            --bg-white: #ffffff;
            --text-dark: #121213;
            --accent-blue: #4a8fe7;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.05);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-white);
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            padding: var(--spacing-md) 0;
            border-bottom: 1px solid var(--light-gray);
            margin-bottom: var(--spacing-md);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: 800;
            text-decoration: none;
            color: var(--primary-green);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo span {
            color: var(--secondary-yellow);
        }
        .my-logo:hover {
            color: var(--accent-blue);
            transform: scale(1.02);
            transition: var(--transition);
        }
        .breadcrumb {
            width: 100%;
            margin-top: var(--spacing-sm);
            font-size: 0.9rem;
            color: var(--dark-gray);
        }
        .breadcrumb a {
            color: inherit;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
            color: var(--primary-green);
        }
        .nav-container {
            display: flex;
            align-items: center;
        }
        .main-nav {
            display: flex;
            gap: var(--spacing-md);
        }
        .main-nav a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover {
            background-color: var(--primary-green);
            color: white;
            transition: var(--transition);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            cursor: pointer;
            color: var(--dark-gray);
        }
        .search-box {
            margin: var(--spacing-md) 0;
            padding: var(--spacing-sm);
            background: #f8f9fa;
            border-radius: var(--border-radius);
            display: flex;
            box-shadow: var(--shadow);
        }
        .search-box input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid var(--light-gray);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--primary-green);
        }
        .search-box button {
            padding: 0.8rem 1.5rem;
            background: var(--primary-green);
            color: white;
            border: none;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-weight: 600;
        }
        .search-box button:hover {
            background: #5a9a54;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            padding-right: var(--spacing-md);
        }
        h1 {
            font-size: 3rem;
            color: var(--text-dark);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary-green);
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed var(--light-gray);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary-yellow);
            margin: var(--spacing-md) 0 var(--spacing-xs);
        }
        h4 {
            font-size: 1.4rem;
            color: var(--dark-gray);
            margin: var(--spacing-sm) 0;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--dark-gray);
            margin-bottom: var(--spacing-md);
            padding-left: 1rem;
            border-left: 4px solid var(--primary-green);
        }
        strong {
            color: var(--text-dark);
            background-color: #fff9c4;
            padding: 0 2px;
        }
        em {
            color: var(--accent-blue);
            font-style: italic;
        }
        a.content-link {
            color: var(--accent-blue);
            text-decoration: none;
            border-bottom: 1px dotted var(--accent-blue);
        }
        a.content-link:hover {
            color: var(--primary-green);
            border-bottom: 2px solid var(--primary-green);
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: var(--spacing-md) auto;
            display: block;
        }
        .sidebar {
            padding: var(--spacing-md);
            background: #f9f9f9;
            border-radius: var(--border-radius);
            align-self: start;
            position: sticky;
            top: 20px;
        }
        .sidebar h3 {
            color: var(--primary-green);
            font-size: 1.5rem;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
        }
        .related-links a {
            text-decoration: none;
            color: var(--text-dark);
            display: block;
            padding: 0.5rem;
            border-radius: 5px;
        }
        .related-links a:hover {
            background-color: #e9f5e9;
            color: var(--primary-green);
            padding-left: 1rem;
            transition: var(--transition);
        }
        .user-interaction {
            background: #f0f8ff;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-lg) 0;
            border-left: 5px solid var(--accent-blue);
        }
        .rating-form, .comment-form {
            margin-top: var(--spacing-sm);
        }
        .stars {
            display: flex;
            gap: 5px;
            margin-bottom: 1rem;
        }
        .star {
            font-size: 1.8rem;
            color: var(--light-gray);
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid var(--light-gray);
            border-radius: var(--border-radius);
            font-family: inherit;
        }
        button[type="submit"] {
            background: var(--primary-green);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
        }
        button[type="submit"]:hover {
            background: #5a9a54;
        }
        footer {
            border-top: 2px solid var(--light-gray);
            padding: var(--spacing-lg) 0 var(--spacing-md);
            margin-top: var(--spacing-lg);
            font-size: 0.95rem;
            color: var(--dark-gray);
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: var(--spacing-md);
        }
        friend-link {
            display: block;
            margin-bottom: 0.5rem;
        }
        friend-link a {
            color: var(--accent-blue);
            text-decoration: none;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            margin-top: var(--spacing-md);
            padding-top: var(--spacing-sm);
            border-top: 1px solid #eee;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            html {
                font-size: 14px;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .site-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-container {
                width: 100%;
                justify-content: space-between;
                margin-top: var(--spacing-sm);
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 0;
                margin-top: var(--spacing-sm);
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                padding: 1rem;
                border-bottom: 1px solid #eee;
            }
            .hamburger {
                display: block;
            }
            .breadcrumb {
                order: 3;
                width: 100%;
                margin-top: var(--spacing-sm);
            }
        }
        .last-updated {
            font-style: italic;
            color: var(--dark-gray);
            margin-bottom: var(--spacing-md);
            text-align: right;
            font-size: 0.9rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .highlight-box {
            background: #f1f8e9;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-md) 0;
            border-left: 5px solid var(--primary-green);
        }