:root {
            --primary-green: #6aaa64;
            --secondary-yellow: #c9b458;
            --dark-gray: #787c7e;
            --light-gray: #d3d6da;
            --bg-white: #ffffff;
            --text-dark: #1a1a1b;
            --text-light: #f8f9fa;
            --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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-white);
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-yellow);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .site-header {
            padding: 20px 0;
            border-bottom: 2px solid var(--light-gray);
            margin-bottom: 30px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: -1px;
            text-shadow: 2px 2px 0 var(--shadow);
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo a:hover {
            color: var(--secondary-yellow);
            text-decoration: none;
        }
        .breadcrumb {
            font-size: 0.9rem;
            color: var(--dark-gray);
            margin: 10px 0 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed var(--light-gray);
        }
        .breadcrumb a {
            color: var(--dark-gray);
        }
        .breadcrumb span {
            margin: 0 5px;
        }
        .nav-container {
            width: 100%;
            position: relative;
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 5px;
            list-style: none;
            background: var(--light-gray);
            padding: 12px;
            border-radius: 8px;
            margin-top: 15px;
        }
        .main-nav li {
            flex: 1 0 auto;
        }
        .main-nav a {
            display: block;
            padding: 10px 15px;
            background: var(--bg-white);
            border-radius: 5px;
            text-align: center;
            font-weight: 600;
            color: var(--text-dark);
            border: 1px solid transparent;
        }
        .main-nav a:hover {
            background: var(--primary-green);
            color: var(--text-light);
            text-decoration: none;
            border-color: var(--primary-green);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--primary-green);
            cursor: pointer;
            padding: 5px;
            margin-left: auto;
        }
        .search-box {
            max-width: 500px;
            margin: 30px auto;
            padding: 20px;
            background: #f8f9fa;
            border-radius: 10px;
            box-shadow: 0 4px 6px var(--shadow);
        }
        .search-box h2 {
            text-align: center;
            margin-bottom: 15px;
            color: var(--primary-green);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid var(--light-gray);
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            padding: 12px 25px;
            background: var(--primary-green);
            color: white;
            border: none;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--secondary-yellow);
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 30px 0;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            min-height: 2000px;
        }
        .sidebar {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            border-left: 5px solid var(--primary-green);
        }
        .sidebar h3 {
            color: var(--primary-green);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }
        .sidebar li:before {
            content: '💡';
            position: absolute;
            left: 0;
        }
        article h1 {
            font-size: 2.8rem;
            color: var(--text-dark);
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 8px solid var(--primary-green);
            padding-left: 20px;
        }
        article h2 {
            font-size: 2rem;
            color: var(--primary-green);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        article h3 {
            font-size: 1.6rem;
            color: var(--secondary-yellow);
            margin: 30px 0 15px;
        }
        article h4 {
            font-size: 1.3rem;
            color: var(--dark-gray);
            margin: 25px 0 12px;
        }
        article p {
            margin-bottom: 22px;
            text-align: justify;
            hyphens: auto;
        }
        article emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        .highlight-box {
            background: #f0f7f0;
            border-left: 5px solid var(--primary-green);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight-box strong {
            color: var(--primary-green);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: white;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 5px 15px var(--shadow);
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px var(--shadow);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--primary-green);
            margin-bottom: 15px;
        }
        .feature-img {
            width: 100%;
            margin: 30px auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px var(--shadow);
        }
        .feature-img img {
            width: 100%;
            transition: var(--transition);
        }
        .feature-img img:hover {
            transform: scale(1.02);
        }
        .interactive-section {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 12px;
            margin: 40px 0;
            border: 1px solid var(--light-gray);
        }
        .rating-form, .comment-form {
            display: grid;
            gap: 15px;
            margin-top: 20px;
        }
        .rating-form input, .comment-form input, .comment-form textarea {
            padding: 12px;
            border: 2px solid var(--light-gray);
            border-radius: 8px;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .btn {
            padding: 12px 25px;
            background: var(--primary-green);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1rem;
            transition: var(--transition);
            justify-self: start;
        }
        .btn:hover {
            background: var(--secondary-yellow);
            color: var(--text-dark);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 10px 0;
        }
        .star {
            font-size: 1.8rem;
            color: var(--light-gray);
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--secondary-yellow);
        }
        .site-footer {
            margin-top: 60px;
            padding: 40px 0;
            background: #1a1a1b;
            color: var(--text-light);
            border-radius: 12px 12px 0 0;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }
        .footer-section {
            flex: 1 1 300px;
        }
        .footer-section h4 {
            color: var(--primary-green);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin: 8px 0;
            color: var(--light-gray);
        }
        friend-link a {
            color: inherit;
        }
        friend-link a:hover {
            color: var(--secondary-yellow);
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #333;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .site-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                align-self: flex-end;
                margin-top: -50px;
            }
            .main-nav {
                flex-direction: column;
                display: none;
                width: 100%;
                margin-top: 20px;
            }
            .main-nav.active {
                display: flex;
            }
            article h1 {
                font-size: 2.2rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 10px;
            }
        }