* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #2c5530;
            --secondary-color: #73956f;
            --accent-color: #d4af37;
            --light-color: #f8f9fa;
            --dark-color: #1a1a1a;
            --text-color: #333333;
            --text-light: #666666;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --container-width: 1200px;
            --border-radius: 8px;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 4rem;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fefefe;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        header {
            background-color: var(--primary-color);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-sm) 0;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2rem;
            font-weight: bold;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--accent-color);
        }
        .my-logo:hover {
            color: var(--accent-color);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: var(--spacing-md);
        }
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
        }
        .nav-links a:hover, .nav-links a.active {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--accent-color);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: var(--spacing-xs) 0;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        main {
            padding: var(--spacing-lg) 0;
            min-height: 80vh;
        }
        article {
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            padding: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            line-height: 1.2;
            margin-bottom: var(--spacing-sm);
            font-weight: 700;
        }
        h1 {
            font-size: 2.5rem;
            border-bottom: 3px solid var(--accent-color);
            padding-bottom: 0.5rem;
            margin-bottom: var(--spacing-md);
        }
        h2 {
            font-size: 2rem;
            margin-top: var(--spacing-lg);
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        h3 {
            font-size: 1.5rem;
            margin-top: var(--spacing-md);
        }
        h4 {
            font-size: 1.25rem;
            margin-top: var(--spacing-sm);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.25rem;
            font-weight: 500;
            color: var(--text-light);
            margin-bottom: var(--spacing-md);
        }
        strong {
            color: var(--primary-color);
            font-weight: 700;
        }
        .highlight {
            background-color: rgba(212, 175, 55, 0.1);
            padding: 0.25rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        .content-section {
            margin-bottom: var(--spacing-lg);
        }
        .image-container {
            margin: var(--spacing-md) 0;
            text-align: center;
        }
        .image-caption {
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .interactive-features {
            background-color: var(--light-color);
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            margin: var(--spacing-lg) 0;
        }
        .feature-box {
            margin-bottom: var(--spacing-md);
        }
        .feature-box h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-box h3 i {
            color: var(--accent-color);
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 600px;
        }
        input, textarea, select {
            padding: 0.75rem;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
        }
        button, .btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: inline-block;
            text-align: center;
        }
        button:hover, .btn:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating label:hover,
        .rating label:hover ~ label,
        .rating input:checked ~ label {
            color: var(--accent-color);
        }
        .related-links {
            background-color: var(--light-color);
            border-left: 4px solid var(--accent-color);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
        }
        .related-links h3 {
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .related-links li {
            padding: 0.5rem 0;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links i {
            color: var(--secondary-color);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-section h3 {
            color: white;
            margin-bottom: var(--spacing-sm);
            font-size: 1.25rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.75rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: var(--spacing-md) 0;
            padding: var(--spacing-sm);
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            font-style: italic;
            color: var(--text-light);
            margin-bottom: var(--spacing-md);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            .container { padding: 0 var(--spacing-sm); }
        }
        @media (max-width: 768px) {
            .header-content { flex-direction: column; gap: var(--spacing-sm); }
            .nav-links {
                flex-direction: column;
                width: 100%;
                display: none;
                gap: 0;
            }
            .nav-links.active {
                display: flex;
                margin-top: var(--spacing-sm);
            }
            .nav-links li {
                width: 100%;
                text-align: center;
            }
            .nav-links a {
                display: block;
                padding: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .hamburger {
                display: flex;
                position: absolute;
                top: var(--spacing-sm);
                right: var(--spacing-sm);
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 5px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(7px, -6px);
            }
            .footer-content { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            article { padding: var(--spacing-md); }
            .interactive-features { padding: var(--spacing-sm); }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease-out;
        }
        .text-center { text-align: center; }
        .mt-1 { margin-top: var(--spacing-sm); }
        .mt-2 { margin-top: var(--spacing-md); }
        .mt-3 { margin-top: var(--spacing-lg); }
        .mb-1 { margin-bottom: var(--spacing-sm); }
        .mb-2 { margin-bottom: var(--spacing-md); }
        .mb-3 { margin-bottom: var(--spacing-lg); }
        .flex { display: flex; }
        .grid { display: grid; }