:root {
            --primary: #8B4513;
            --secondary: #D2691E;
            --accent: #F4A460;
            --light: #FAEBD7;
            --dark: #5D2906;
            --text: #333333;
            --text-light: #666666;
            --white: #FFFFFF;
            --shadow: 0 4px 12px rgba(139, 69, 19, 0.1);
            --radius: 8px;
            --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);
            background-color: var(--light);
            overflow-x: hidden;
        }
        .header {
            background: linear-gradient(135deg, var(--primary), var(--dark));
            color: var(--white);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: bold;
            text-decoration: none;
            color: var(--accent);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            color: var(--white);
            transform: scale(1.03);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: var(--white);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
            transform: translateX(-50%);
        }
        .nav-desktop a:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: var(--primary);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: var(--shadow);
            border-top: 2px solid var(--accent);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: var(--white);
            text-decoration: none;
            padding: 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }
        .nav-mobile a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            max-width: 1400px;
            margin: 1rem auto;
            padding: 0 2rem;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .main-content {
            background: var(--white);
            padding: 3rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--white);
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
            line-height: 1.3;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 2.5rem 0 1.2rem;
            padding-top: 1rem;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--dark);
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent) 0%, transparent 100%);
            padding: 1.5rem;
            border-left: 4px solid var(--primary);
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .emphasis {
            font-weight: bold;
            color: var(--primary);
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .feature-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 5px solid var(--light);
        }
        .feature-img:hover {
            transform: scale(1.01);
            box-shadow: 0 8px 20px rgba(139, 69, 19, 0.2);
        }
        .caption {
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .internal-links {
            background: var(--light);
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            list-style: none;
        }
        .internal-links a {
            color: var(--primary);
            text-decoration: none;
            display: block;
            padding: 0.7rem;
            border: 1px solid var(--accent);
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .internal-links a:hover {
            background: var(--accent);
            color: var(--dark);
            transform: translateX(5px);
        }
        .search-box {
            margin: 2rem 0;
            background: var(--light);
            padding: 1.5rem;
            border-radius: var(--radius);
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid var(--accent);
            border-radius: var(--radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.2);
        }
        .search-form button {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--radius);
            cursor: pointer;
            transition: var(--transition);
            font-weight: bold;
        }
        .search-form button:hover {
            background: var(--dark);
            transform: scale(1.05);
        }
        .rating-section, .comments-section {
            margin: 3rem 0;
            padding: 2rem;
            background: var(--light);
            border-radius: var(--radius);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star.active, .star:hover {
            color: #FFD700;
        }
        .rating-form, .comment-form {
            display: grid;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .rating-form input, .comment-form input, .comment-form textarea {
            padding: 0.8rem;
            border: 2px solid var(--accent);
            border-radius: var(--radius);
            font-family: inherit;
            outline: none;
            transition: var(--transition);
        }
        .rating-form input:focus, .comment-form input:focus, .comment-form textarea:focus {
            border-color: var(--primary);
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            justify-self: start;
        }
        .submit-btn:hover {
            background: var(--dark);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(139, 69, 19, 0.3);
        }
        .update-time {
            background: var(--accent);
            color: var(--dark);
            padding: 1rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            text-align: center;
            font-weight: bold;
            border: 2px dashed var(--primary);
        }
        .sidebar h3 {
            background: var(--primary);
            color: var(--white);
            padding: 0.8rem;
            border-radius: var(--radius);
            text-align: center;
            margin-top: 0;
        }
        .sidebar ul {
            list-style: none;
            margin: 1.5rem 0;
        }
        .sidebar li {
            padding: 0.8rem 0;
            border-bottom: 1px solid #eee;
        }
        .sidebar a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar a:hover {
            color: var(--dark);
            padding-left: 0.5rem;
        }
        .sidebar a i {
            color: var(--secondary);
        }
        .footer {
            background: var(--dark);
            color: var(--white);
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h4 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
        }
        friend-link a {
            color: var(--light);
            text-decoration: none;
            transition: var(--transition);
            display: block;
            padding: 0.3rem 0;
        }
        friend-link a:hover {
            color: var(--accent);
            padding-left: 0.5rem;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .container {
                padding: 1rem;
            }
            .main-content {
                padding: 2rem 1.5rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        @media (max-width: 480px) {
            .header {
                padding: 1rem;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .breadcrumb {
                padding: 0 1rem;
            }
            .internal-links ul {
                grid-template-columns: 1fr;
            }
        }