:root {
            --primary-green: #2d5016;
            --secondary-green: #5a7d3e;
            --accent-brown: #8b4513;
            --light-beige: #f5f1e6;
            --dark-brown: #3e2723;
            --shadow: rgba(0, 0, 0, 0.1);
            --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: #333;
            background-color: var(--light-beige);
            background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><path d="M20,20 Q40,10 60,20 T100,20 L100,80 Q80,90 60,80 T20,80 Z" fill="%232d501622"/></svg>');
            background-size: 200px;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-brown);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: 0 4px 12px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--primary-green);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--accent-brown);
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .breadcrumb {
            padding: 10px 0;
            background-color: #e9f2e1;
            font-size: 0.9rem;
            border-bottom: 1px solid #d4e6c3;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: var(--secondary-green);
        }
        .main-nav {
            display: flex;
            gap: 25px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 5px 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-brown);
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--primary-green);
            cursor: pointer;
            padding: 5px;
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary-green), var(--secondary-green));
            padding: 40px 0;
            text-align: center;
            color: white;
            margin-bottom: 40px;
            border-radius: 0 0 20px 20px;
        }
        .search-box {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 18px 25px;
            border-radius: 50px;
            border: none;
            font-size: 1.1rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }
        .search-box button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background-color: var(--accent-brown);
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #a0522d;
            transform: translateY(-50%) scale(1.05);
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 30px 0 50px;
        }
        article {
            background-color: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 8px 25px var(--shadow);
        }
        aside {
            background-color: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 15px var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-section {
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px dashed #ddd;
        }
        .sidebar-section h3 {
            color: var(--primary-green);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        h1 {
            color: var(--dark-brown);
            font-size: 2.8rem;
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-brown);
            padding-bottom: 15px;
        }
        h2 {
            color: var(--primary-green);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-top: 10px;
            border-top: 2px solid #eee;
        }
        h3 {
            color: var(--secondary-green);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: var(--accent-brown);
            font-size: 1.3rem;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #444;
            background-color: #f0f8e8;
            padding: 20px;
            border-left: 5px solid var(--secondary-green);
            border-radius: 5px;
            margin-bottom: 30px;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 3px 6px;
            border-radius: 3px;
            font-weight: 600;
        }
        strong {
            color: var(--primary-green);
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 10px;
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 25px auto;
            display: block;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }
        .article-img:hover {
            transform: scale(1.01);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
            box-shadow: 0 5px 15px var(--shadow);
            border-radius: 10px;
            overflow: hidden;
        }
        th, td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        th {
            background-color: var(--primary-green);
            color: white;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        tr:hover {
            background-color: #f1f8e9;
        }
        .interactive-module {
            background: linear-gradient(to bottom right, #e8f5e9, #f1f8e9);
            padding: 25px;
            border-radius: 12px;
            margin: 35px 0;
            border: 1px solid #c8e6c9;
        }
        .module-title {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--primary-green);
            margin-bottom: 20px;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
        }
        .rating-stars i {
            color: #ffc107;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        input, textarea, select {
            padding: 14px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--secondary-green);
            box-shadow: 0 0 0 3px rgba(90, 125, 62, 0.2);
        }
        button, .btn {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            display: inline-block;
        }
        button:hover, .btn:hover {
            background-color: var(--accent-brown);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(139, 69, 19, 0.3);
        }
        footer {
            background-color: var(--dark-brown);
            color: #e0d6cc;
            padding: 50px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: #f5f1e6;
            margin-bottom: 25px;
            font-size: 1.4rem;
        }
        friend-link {
            display: block;
            margin-bottom: 12px;
        }
        friend-link a {
            color: #b8e0b8;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #5d4037;
            font-size: 0.9rem;
            color: #bcaaa4;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #777;
            font-size: 0.9rem;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px dotted #ccc;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 20px;
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                padding: 15px;
                border-bottom: 1px solid #eee;
            }
            .hamburger {
                display: block;
            }
            article {
                padding: 25px;
            }
            .search-container {
                padding: 30px 0;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 2rem;
            }
            .my-logo {
                font-size: 1.8rem;
            }
        }