:root {
            --primary-green: #6aaa64;
            --secondary-yellow: #c9b458;
            --dark-gray: #787c7e;
            --light-gray: #d3d6da;
            --bg-white: #ffffff;
            --text-dark: #121212;
            --shadow: rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: var(--text-dark);
            line-height: 1.7;
            font-size: 1.1rem;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-yellow);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--bg-white);
            box-shadow: 0 4px 12px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: 3px;
            text-transform: uppercase;
            font-family: 'Courier New', monospace;
        }
        .logo a:hover {
            text-decoration: none;
            color: var(--secondary-yellow);
        }
        .search-box {
            display: flex;
            max-width: 400px;
            flex-grow: 1;
            margin: 0 30px;
        }
        .search-box input {
            flex-grow: 1;
            padding: 12px 20px;
            border: 2px solid var(--light-gray);
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: var(--secondary-yellow);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark-gray);
        }
        nav ul {
            display: flex;
            list-style: none;
            background-color: #2d3748;
            padding: 0;
            margin: 0;
        }
        nav ul li {
            position: relative;
        }
        nav ul li a {
            color: white;
            padding: 18px 24px;
            display: block;
            font-weight: 500;
        }
        nav ul li a:hover {
            background-color: var(--primary-green);
            text-decoration: none;
        }
        .breadcrumb {
            padding: 12px 0;
            font-size: 0.95rem;
            background-color: #edf2f7;
            color: var(--dark-gray);
        }
        .breadcrumb a {
            color: var(--dark-gray);
        }
        main {
            padding: 40px 0;
            background-color: var(--bg-white);
            border-radius: 10px;
            box-shadow: 0 5px 15px var(--shadow);
            margin-top: 20px;
        }
        article {
            padding: 0 40px;
        }
        h1 {
            font-size: 3.2rem;
            color: var(--text-dark);
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 8px solid var(--primary-green);
            padding-left: 20px;
        }
        h2 {
            font-size: 2.4rem;
            color: var(--primary-green);
            margin: 45px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        h3 {
            font-size: 1.9rem;
            color: var(--secondary-yellow);
            margin: 35px 0 15px;
        }
        h4 {
            font-size: 1.5rem;
            color: var(--dark-gray);
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 22px;
            text-align: justify;
        }
        .lead {
            font-size: 1.4rem;
            font-weight: 500;
            color: #4a5568;
            margin-bottom: 35px;
            padding: 15px;
            background-color: #f7fafc;
            border-left: 5px solid var(--secondary-yellow);
        }
        .highlight {
            background-color: #fff9db;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            border-left: 6px solid var(--secondary-yellow);
        }
        .highlight h3 {
            margin-top: 0;
            color: #b45309;
        }
        .featured-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 30px auto;
            display: block;
            box-shadow: 0 8px 25px var(--shadow);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .card {
            background: #fff;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 6px 18px var(--shadow);
            transition: var(--transition);
            border-top: 5px solid var(--primary-green);
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 30px var(--shadow);
        }
        .card h3 {
            color: var(--primary-green);
            margin-top: 0;
        }
        .rating-stars {
            color: #fbbf24;
            font-size: 1.4rem;
            margin: 15px 0;
        }
        .rating-stars .far {
            color: #d1d5db;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        input, textarea, select {
            padding: 14px;
            border: 1px solid var(--light-gray);
            border-radius: 8px;
            font-size: 1rem;
            width: 100%;
        }
        button[type="submit"] {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 16px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        button[type="submit"]:hover {
            background-color: var(--secondary-yellow);
        }
        .related-links {
            background-color: #f0f9ff;
            padding: 25px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .related-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .related-links li {
            padding: 10px 0;
            border-bottom: 1px dashed #bae6fd;
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        footer {
            background-color: #1a202c;
            color: #cbd5e0;
            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: #fff;
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            color: #90cdf4;
        }
        friend-link:hover {
            color: #63b3ed;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2d3748;
            font-size: 0.95rem;
            color: #a0aec0;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            .header-top {
                flex-wrap: wrap;
            }
            .search-box {
                order: 3;
                margin: 15px 0 0;
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                flex-direction: column;
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #2d3748;
                box-shadow: 0 10px 15px var(--shadow);
            }
            nav ul.active {
                display: flex;
            }
            nav ul li a {
                padding: 15px 20px;
                border-bottom: 1px solid #4a5568;
            }
            article {
                padding: 0 20px;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .logo a {
                font-size: 2.2rem;
            }
            .lead {
                font-size: 1.2rem;
            }
        }