* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { color: #1a5f23; margin-bottom: 0.75em; font-weight: 700; }
        h1 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.2; }
        h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); border-left: 5px solid #4CAF50; padding-left: 15px; margin-top: 2em; }
        h3 { font-size: clamp(1.4rem, 3vw, 2rem); color: #2e7d32; margin-top: 1.5em; }
        h4 { font-size: 1.2rem; color: #388e3c; }
        p { margin-bottom: 1.2em; text-align: justify; }
        a { color: #2e7d32; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #1b5e20; text-decoration: underline; }
        strong { color: #1a5f23; }
        .highlight { background-color: #e8f5e9; padding: 2px 5px; border-radius: 3px; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        main.container { padding-top: 20px; }
        header { background-color: #1b5e20; color: white; padding: 1rem 0; position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
        .header-content { display: flex; justify-content: space-between; align-items: center; }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.2rem;
            color: #4caf50;
            text-decoration: none;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .my-logo:hover { color: #81c784; text-decoration: none; }
        nav ul { display: flex; list-style: none; gap: 2rem; }
        nav a { color: #e8f5e9; font-weight: 600; padding: 5px 0; }
        nav a:hover { color: #a5d6a7; }
        .hamburger { display: none; background: none; border: none; color: white; font-size: 1.8rem; cursor: pointer; }
        .breadcrumb { padding: 10px 0; font-size: 0.9rem; background-color: #e8f5e9; }
        .breadcrumb a { color: #2e7d32; }
        .breadcrumb span { color: #666; }
        .search-box { margin: 2em 0; display: flex; }
        .search-box input {
            flex-grow: 1;
            padding: 12px 20px;
            border: 2px solid #4CAF50;
            border-radius: 30px 0 0 30px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background-color: #2e7d32;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-box button:hover { background-color: #1b5e20; }
        .content-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 2rem;
        }
        .intro { font-size: 1.1rem; border-left: 5px solid #81c784; padding-left: 20px; margin: 2em 0; }
        .feature-img {
            width: 100%;
            max-width: 800px;
            margin: 2em auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .feature-img img { width: 100%; transition: transform 0.5s; }
        .feature-img:hover img { transform: scale(1.03); }
        .interactive-module {
            background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            border: 1px solid #a5d6a7;
        }
        .rating, .comment-form { margin-bottom: 2rem; }
        .stars { display: flex; gap: 10px; margin: 10px 0; }
        .star { font-size: 2rem; color: #ccc; cursor: pointer; transition: color 0.2s; }
        .star:hover, .star.active { color: #ffc107; }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 1px solid #bdbdbd;
            border-radius: 5px;
            font-family: inherit;
        }
        .comment-form button {
            background-color: #1b5e20;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .comment-form button:hover { background-color: #0d3c13; }
        .related-links { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1rem; margin: 2em 0; }
        .related-links a {
            display: block;
            background: #f1f8e9;
            padding: 12px 20px;
            border-radius: 8px;
            border-left: 4px solid #4CAF50;
            transition: all 0.3s;
        }
        .related-links a:hover {
            background: #e8f5e9;
            transform: translateX(5px);
            text-decoration: none;
        }
        footer {
            background-color: #1b5e20;
            color: #e8f5e9;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; margin-bottom: 2rem; }
        .footer-section { flex: 1; min-width: 250px; }
        .footer-section h3 { color: #a5d6a7; border-left: none; padding-left: 0; }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a { color: #c8e6c9; }
        .footer-links a:hover { color: white; }
        friend-link {
            display: inline-block;
            background: #2e7d32;
            color: white;
            padding: 8px 15px;
            margin: 5px;
            border-radius: 5px;
            font-size: 0.9rem;
        }
        friend-link:hover { background-color: #1b5e20; text-decoration: none; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2e7d32;
            font-size: 0.9rem;
            color: #a5d6a7;
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav { display: none; width: 100%; order: 3; margin-top: 1rem; }
            nav.active { display: block; }
            nav ul { flex-direction: column; gap: 0; }
            nav li { border-bottom: 1px solid #2e7d32; }
            nav a { display: block; padding: 12px 20px; }
            .hamburger { display: block; }
            .footer-content { flex-direction: column; }
            h2 { font-size: 1.8rem; }
            .content-section { padding: 1.5rem; }
        }