:root {
            --primary-green: #00a85a;
            --dark-green: #006838;
            --accent-gold: #f8b500;
            --light-bg: #f5f7fa;
            --dark-text: #222222;
            --medium-gray: #6c757d;
            --border-color: #dee2e6;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark-text);
            background-color: #fff;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--dark-green);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-green) 0%, var(--primary-green) 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--accent-gold);
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }
        .nav-menu a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-menu a:hover {
            text-decoration: none;
            color: var(--accent-gold);
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.3s;
        }
        .nav-menu a:hover::after {
            width: 100%;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: var(--light-bg);
            font-size: 0.9rem;
            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: var(--medium-gray);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 1.5rem;
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            color: var(--dark-green);
            margin-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            color: var(--medium-gray);
            font-size: 0.9rem;
        }
        .last-updated {
            background: var(--light-bg);
            padding: 0.5rem 1rem;
            border-radius: 5px;
            font-weight: 600;
        }
        h2 {
            font-size: 2rem;
            color: var(--dark-green);
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--primary-green);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--medium-gray);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--dark-text);
            background: var(--light-bg);
            padding: 1.5rem;
            border-left: 5px solid var(--accent-gold);
            border-radius: 0 8px 8px 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, #f8b50022 0%, #00a85a22 100%);
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid var(--accent-gold);
            margin: 2rem 0;
        }
        .featured-img {
            margin: 2.5rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            max-width: 800px;
        }
        .featured-img figcaption {
            text-align: center;
            font-style: italic;
            padding: 0.8rem;
            background: var(--light-bg);
            color: var(--medium-gray);
            font-size: 0.9rem;
        }
        ul, ol {
            margin-bottom: 1.5rem;
            padding-left: 2rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .keyword-link {
            font-weight: 700;
            color: var(--dark-green);
            background-color: #f0f9f4;
            padding: 0 4px;
            border-radius: 3px;
        }
        .keyword-link:hover {
            text-decoration: none;
            background-color: #e0f3e9;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: var(--dark-green);
            border-bottom: 2px solid var(--accent-gold);
            padding-bottom: 0.7rem;
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid var(--border-color);
            border-right: none;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            background: var(--primary-green);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: var(--dark-green);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffc107;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rate-text {
            font-size: 0.9rem;
            color: var(--medium-gray);
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
            margin-bottom: 1rem;
            min-height: 150px;
            resize: vertical;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-input {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid var(--border-color);
            border-radius: 5px;
            font-size: 1rem;
        }
        .submit-btn {
            background: var(--primary-green);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 5px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: block;
            width: 100%;
        }
        .submit-btn:hover {
            background: var(--dark-green);
        }
        .site-footer {
            background: linear-gradient(135deg, #222222 0%, #444444 100%);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h4 {
            color: var(--accent-gold);
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            border-bottom: 1px solid #555;
            padding-bottom: 0.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ddd;
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            text-decoration: none;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 8px;
            margin-top: 1rem;
        }
        friend-link h5 {
            color: var(--accent-gold);
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }
        friend-link a {
            color: #00a85a;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #555;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background: var(--dark-green);
                width: 100%;
                text-align: center;
                transition: 0.3s;
                box-shadow: 0 10px 27px rgba(0,0,0,0.2);
                padding: 2rem 0;
                gap: 0;
            }
            .nav-menu.active {
                right: 0;
            }
            .nav-menu li {
                margin: 1rem 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }