:root {
            --primary-green: #4CAF50;
            --zombie-green: #8BC34A;
            --dark-green: #2E7D32;
            --sun-yellow: #FFC107;
            --zombie-gray: #607D8B;
            --text-dark: #333;
            --text-light: #666;
            --bg-light: #f9f9f9;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        .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;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--sun-yellow);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 2px 2px 0 var(--dark-green);
            transition: var(--transition);
        }
        .logo a:hover {
            color: white;
            text-shadow: 2px 2px 0 var(--zombie-gray);
        }
        .logo span {
            color: white;
            font-weight: 300;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0.3rem;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--sun-yellow);
            border-bottom-color: var(--sun-yellow);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: var(--bg-light);
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 0.7rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary-green);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-section {
            background: linear-gradient(to right, #f5f5f5, #e8f5e9);
            padding: 2rem 0;
            text-align: center;
            margin: 1.5rem 0;
            border-radius: 12px;
            border: 1px dashed var(--primary-green);
        }
        .search-form {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            gap: 0;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex-grow: 1;
            padding: 1.1rem 1.8rem;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 0 2.2rem;
            font-size: 1.2rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: var(--dark-green);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2.5rem 0;
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 2px solid var(--sun-yellow);
            padding-bottom: 1.5rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--dark-green);
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .meta-info {
            display: flex;
            gap: 1.5rem;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .meta-info i {
            margin-right: 0.5rem;
            color: var(--primary-green);
        }
        .article-section {
            margin-bottom: 3rem;
        }
        .article-section h2 {
            font-size: 2rem;
            color: var(--dark-green);
            margin-bottom: 1.5rem;
            padding-bottom: 0.7rem;
            border-bottom: 1px solid var(--border-color);
        }
        .article-section h3 {
            font-size: 1.6rem;
            color: var(--primary-green);
            margin: 1.8rem 0 1rem;
        }
        .article-section p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.08rem;
        }
        .highlight-box {
            background: linear-gradient(to right, #e8f5e9, #f1f8e9);
            border-left: 5px solid var(--primary-green);
            padding: 1.8rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .highlight-box h4 {
            color: var(--dark-green);
            margin-bottom: 0.8rem;
            font-size: 1.3rem;
        }
        .feature-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 2rem auto;
            display: block;
            box-shadow: var(--shadow);
            border: 3px solid var(--sun-yellow);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--primary-green);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-green);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .stat-label {
            font-size: 1.1rem;
            color: var(--text-dark);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--dark-green);
            margin-bottom: 1.5rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid var(--sun-yellow);
            font-size: 1.4rem;
        }
        .widget-links {
            list-style: none;
        }
        .widget-links li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed var(--border-color);
        }
        .widget-links li:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .widget-links a {
            color: var(--text-dark);
            text-decoration: none;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .widget-links a:hover {
            color: var(--primary-green);
            transform: translateX(5px);
        }
        .widget-links i {
            color: var(--primary-green);
            margin-right: 0.8rem;
            font-size: 0.9rem;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: var(--sun-yellow);
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars span {
            margin: 0 0.1rem;
            transition: var(--transition);
        }
        .stars span:hover {
            transform: scale(1.2);
        }
        .rate-text {
            font-size: 1.1rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }
        .interaction-section {
            margin-top: 3rem;
            padding-top: 2.5rem;
            border-top: 2px solid var(--border-color);
        }
        .comment-form, .rating-form {
            background: var(--bg-light);
            padding: 2rem;
            border-radius: 12px;
            margin-bottom: 2.5rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-dark);
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-button:hover {
            background-color: var(--dark-green);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .comments-list {
            margin-top: 2rem;
        }
        .comment {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 1.5rem;
            box-shadow: 0 3px 8px rgba(0,0,0,0.05);
            border-left: 4px solid var(--primary-green);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1rem;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .comment-author {
            font-weight: 600;
            color: var(--dark-green);
        }
        .footer-links {
            background: var(--bg-light);
            padding: 3rem 0;
            margin-top: 3rem;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 3px 6px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            border-color: var(--primary-green);
        }
        .web-link a {
            color: var(--text-dark);
            text-decoration: none;
            font-weight: 500;
            display: block;
            line-height: 1.5;
        }
        .web-link a:hover {
            color: var(--primary-green);
        }
        .site-footer {
            background: var(--dark-green);
            color: white;
            padding: 2.5rem 0;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .footer-nav a {
            color: #ddd;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-nav a:hover {
            color: var(--sun-yellow);
        }
        .copyright {
            color: #aaa;
            font-size: 0.95rem;
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.6;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--dark-green);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1.5rem;
                box-shadow: var(--shadow);
                border-top: 2px solid var(--sun-yellow);
            }
            .main-nav.active ul {
                display: flex;
            }
            .header-content {
                flex-wrap: nowrap;
            }
            .logo a {
                font-size: 1.8rem;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .article-section h2 {
                font-size: 1.7rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 12px;
            }
            .search-input, .search-button {
                width: 100%;
                border-radius: 0;
            }
            .search-input {
                border-radius: 12px 12px 0 0;
            }
            .search-button {
                border-radius: 0 0 12px 12px;
                padding: 1rem;
            }
            .meta-info {
                flex-direction: column;
                gap: 0.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .article-content {
                padding: 1.8rem;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-nav {
                flex-direction: column;
                gap: 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-section, .sidebar-widget, .comment, .web-link {
            animation: fadeIn 0.6s ease-out;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .keyword {
            color: var(--dark-green);
            font-weight: 700;
        }
        .tip {
            background: #fff8e1;
            border-left: 4px solid var(--sun-yellow);
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }