:root {
            --primary: #2E7D32;
            --primary-dark: #1B5E20;
            --secondary: #FF9800;
            --accent: #2196F3;
            --light: #F9F9F9;
            --dark: #333;
            --gray: #666;
            --light-gray: #EEE;
            --border: #DDD;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --radius: 8px;
            --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);
            background-color: #fff;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .my-logo:hover {
            color: var(--secondary);
        }
        .main-nav {
            display: flex;
            gap: 25px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1rem;
            position: relative;
            padding-bottom: 5px;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--primary);
        }
        .breadcrumb {
            padding: 15px 20px;
            background: var(--light);
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        .hero {
            background: linear-gradient(135deg, #e3f2fd, #f1f8e9);
            padding: 60px 20px;
            text-align: center;
            border-bottom: 3px solid var(--primary);
        }
        .hero h1 {
            font-size: 3.2rem;
            color: var(--primary-dark);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            color: var(--gray);
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .search-box {
            max-width: 600px;
            margin: 30px auto 0;
            display: flex;
            box-shadow: var(--shadow);
            border-radius: var(--radius);
            overflow: hidden;
        }
        .search-box input {
            flex: 1;
            padding: 18px 20px;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 30px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: var(--primary-dark);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px;
        }
        .main-content {
            padding-right: 20px;
        }
        .sidebar {
            border-left: 1px solid var(--border);
            padding-left: 20px;
        }
        article h1, article h2, article h3, article h4 {
            margin-top: 2em;
            margin-bottom: 0.8em;
            color: var(--primary-dark);
            line-height: 1.3;
        }
        article h1 {
            font-size: 2.8rem;
            margin-top: 0;
        }
        article h2 {
            font-size: 2.2rem;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        article h3 {
            font-size: 1.8rem;
            color: var(--primary);
        }
        article h4 {
            font-size: 1.4rem;
            color: var(--gray);
        }
        article p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--dark);
            background: #f0f7ff;
            padding: 20px;
            border-radius: var(--radius);
            border-left: 5px solid var(--accent);
        }
        strong {
            color: var(--primary-dark);
        }
        em {
            color: var(--secondary);
        }
        .highlight-box {
            background: #FFF8E1;
            border: 1px solid #FFECB3;
            padding: 25px;
            border-radius: var(--radius);
            margin: 30px 0;
            box-shadow: var(--shadow);
        }
        .image-wrapper {
            margin: 30px 0;
            text-align: center;
        }
        .image-wrapper img {
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 0 auto 15px;
        }
        .image-caption {
            font-style: italic;
            color: var(--gray);
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 1.5em;
        }
        li {
            margin-bottom: 0.8em;
        }
        .link-list {
            list-style: none;
            margin-left: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 20px;
        }
        .link-list li {
            background: var(--light);
            padding: 12px 20px;
            border-radius: 50px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .link-list li:hover {
            background: var(--primary);
            border-color: var(--primary);
        }
        .link-list li:hover a {
            color: white;
        }
        .link-list a {
            font-weight: 600;
            color: var(--dark);
        }
        .interactive-section {
            background: white;
            border: 2px solid var(--light-gray);
            border-radius: var(--radius);
            padding: 30px;
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .interactive-section h3 {
            margin-top: 0;
            color: var(--secondary);
        }
        .rating {
            display: flex;
            align-items: center;
            gap: 15px;
            margin: 20px 0;
        }
        .stars {
            color: #FFC107;
            font-size: 1.5rem;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(33,150,243,0.1);
        }
        .btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: var(--radius);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .btn-secondary {
            background: var(--secondary);
        }
        .btn-secondary:hover {
            background: #F57C00;
        }
        .sidebar-widget {
            margin-bottom: 40px;
            padding: 25px;
            background: var(--light);
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        .sidebar-widget h4 {
            margin-top: 0;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
        }
        .site-footer {
            background: #263238;
            color: #CFD8DC;
            padding: 50px 20px 30px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #B0BEC5;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        .friend-link {
            display: inline-block;
            background: #37474F;
            color: #B0BEC5;
            padding: 8px 16px;
            border-radius: 4px;
            margin: 5px;
            transition: var(--transition);
        }
        .friend-link:hover {
            background: var(--primary);
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #37474F;
            font-size: 0.9rem;
            color: #90A4AE;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar {
                border-left: none;
                padding-left: 0;
                border-top: 1px solid var(--border);
                padding-top: 30px;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 80%;
                height: calc(100vh - 80px);
                background: white;
                flex-direction: column;
                padding: 40px 30px;
                box-shadow: 5px 0 15px rgba(0,0,0,0.1);
                transition: left 0.4s ease;
                z-index: 999;
            }
            .main-nav.active {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box input,
            .search-box button {
                width: 100%;
                padding: 15px;
            }
        }