:root {
            --primary-green: #6aaa64;
            --secondary-yellow: #c9b458;
            --dark-gray: #787c7e;
            --light-gray: #d3d6da;
            --bg-white: #ffffff;
            --text-dark: #1a1a1b;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: var(--text-dark);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #5a9955;
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--bg-white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-green);
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .my-logo span {
            background-color: var(--primary-green);
            color: white;
            padding: 2px 8px;
            border-radius: 6px;
            font-size: 1.8rem;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-green);
            transition: var(--transition);
        }
        .main-nav a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--dark-gray);
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--dark-gray);
            background-color: #f0f0f0;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--dark-gray);
        }
        .search-container {
            background: linear-gradient(135deg, var(--primary-green), #8bc34a);
            padding: 3rem 0;
            margin-bottom: 3rem;
            border-radius: 0 0 20px 20px;
            text-align: center;
            color: white;
        }
        .search-form {
            max-width: 600px;
            margin: 1.5rem auto 0;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-form input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1.1rem;
        }
        .search-form button {
            background-color: var(--text-dark);
            color: white;
            border: none;
            padding: 0 2rem;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #333;
        }
        main {
            flex: 1;
            padding-bottom: 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: var(--bg-white);
            padding: 3rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--text-dark);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-green);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--light-gray);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary-yellow);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--dark-gray);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #444;
            background-color: #f9f9f9;
            padding: 1.5rem;
            border-left: 5px solid var(--primary-green);
            border-radius: 5px;
            margin-bottom: 2rem;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
            display: block;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid var(--secondary-yellow);
            margin: 2rem 0;
        }
        .highlight strong {
            color: var(--secondary-yellow);
        }
        aside {
            background-color: var(--bg-white);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: var(--primary-green);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--light-gray);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-left: 1.2rem;
            position: relative;
        }
        .related-links li:before {
            content: '🔗';
            position: absolute;
            left: 0;
        }
        .user-interaction {
            background-color: var(--bg-white);
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-top: 3rem;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: var(--light-gray);
        }
        .rating-stars .star {
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: var(--secondary-yellow);
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 1rem;
            margin-bottom: 1rem;
            border: 1px solid var(--light-gray);
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        textarea:focus, input:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(106, 170, 100, 0.2);
        }
        button[type="submit"] {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        button[type="submit"]:hover {
            background-color: #5a9955;
            transform: translateY(-2px);
        }
        footer {
            background-color: var(--text-dark);
            color: white;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            margin-bottom: 1rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link a {
            color: #ccc;
        }
        friend-link a:hover {
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--bg-white);
                flex-direction: column;
                padding: 1rem;
                box-shadow: var(--shadow);
                text-align: center;
            }
            .main-nav.active ul {
                display: flex;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article, aside, .user-interaction {
                padding: 2rem 1.5rem;
            }
            .search-container {
                padding: 2rem 1rem;
            }
        }
        @media print {
            .site-header, .search-container, aside, .user-interaction, footer {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            a {
                color: black;
                text-decoration: underline;
            }
        }