:root {
            --primary-color: #d4a017;
            --secondary-color: #2e5c3a;
            --accent-color: #8b4513;
            --text-dark: #333;
            --text-light: #666;
            --bg-light: #f9f5eb;
            --bg-dark: #1a1a1a;
            --border-color: #e0d6c2;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --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: 1.8;
            color: var(--text-dark);
            background-color: var(--bg-light);
            max-width: 100%;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--secondary-color) 0%, #1a3a24 100%);
            color: white;
            padding: 1.5rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--primary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            color: white;
            transform: scale(1.05);
        }
        .my-logo i {
            font-size: 2rem;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(212, 160, 23, 0.2);
            color: var(--primary-color);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #f0ead8;
            padding: 1rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1591798454113-023d73794c4f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
            padding: 5rem 1rem;
            margin-bottom: 3rem;
            border-radius: 0 0 20px 20px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .search-form {
            max-width: 600px;
            margin: 2rem auto;
            display: flex;
            background: white;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-form input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            outline: none;
            font-size: 1rem;
        }
        .search-form button {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            cursor: pointer;
            transition: var(--transition);
            font-weight: bold;
        }
        .search-form button:hover {
            background: #b38915;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        .content-area {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--secondary-color);
            border-bottom: 2px solid var(--primary-color);
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar a {
            color: var(--text-dark);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .sidebar a:hover {
            color: var(--primary-color);
            transform: translateX(5px);
        }
        h1, h2, h3, h4 {
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid var(--primary-color);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            background: linear-gradient(90deg, var(--primary-color) 0%, transparent 100%);
            padding: 0.8rem 1.5rem;
            border-radius: 8px 0 0 8px;
            margin-left: -2.5rem;
            padding-left: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--accent-color);
            padding-left: 1rem;
            border-left: 4px solid var(--primary-color);
        }
        h4 {
            font-size: 1.4rem;
            color: var(--text-dark);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--secondary-color);
            background-color: #f0f7f2;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid var(--primary-color);
        }
        strong {
            color: var(--accent-color);
            font-weight: 600;
        }
        em {
            color: var(--text-light);
            font-style: italic;
        }
        .content-link {
            color: var(--secondary-color);
            text-decoration: none;
            border-bottom: 2px dotted var(--primary-color);
            padding-bottom: 2px;
            transition: var(--transition);
            font-weight: 500;
        }
        .content-link:hover {
            color: var(--primary-color);
            border-bottom-style: solid;
        }
        .article-image {
            width: 100%;
            height: auto;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: -1rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        blockquote {
            background: linear-gradient(90deg, var(--bg-light) 0%, white 100%);
            border-left: 5px solid var(--primary-color);
            padding: 2rem;
            margin: 2rem 0;
            font-style: italic;
            font-size: 1.2rem;
            border-radius: 0 10px 10px 0;
            position: relative;
        }
        blockquote::before {
            content: "“";
            font-size: 4rem;
            color: var(--primary-color);
            position: absolute;
            left: 20px;
            top: -10px;
            opacity: 0.3;
        }
        .feature-box {
            background: linear-gradient(135deg, #f9f5eb 0%, #f0ead8 100%);
            border: 1px solid var(--border-color);
            border-radius: 10px;
            padding: 2rem;
            margin: 2rem 0;
            transition: var(--transition);
        }
        .feature-box:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .comment-section, .rating-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-color);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            color: var(--secondary-color);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.2);
        }
        .submit-btn {
            background: var(--secondary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .submit-btn:hover {
            background: var(--primary-color);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 1rem 0;
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: var(--primary-color);
        }
        footer {
            background: var(--bg-dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 0.8rem;
        }
        .footer-section a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-section a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.1);
            padding: 1rem;
            border-radius: 5px;
            margin: 1rem 0;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(212, 160, 23, 0.2);
            transform: translateX(10px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            background: var(--primary-color);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
                margin-left: -1.5rem;
                padding-left: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                width: 100%;
                order: 3;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .content-area {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
                border-radius: 10px;
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: 0;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease-out forwards;
        }
        @media print {
            .sidebar, .search-form, .comment-section, .rating-section, footer, .hamburger {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            .content-area {
                box-shadow: none;
                padding: 0;
            }
        }