:root {
            --primary-green: #58CC02;
            --secondary-green: #1CB0F6;
            --dark-bg: #2B2D42;
            --light-bg: #F8F9FA;
            --text-dark: #333;
            --text-light: #666;
            --accent-yellow: #FFD166;
            --border-radius: 12px;
            --box-shadow: 0 5px 15px 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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        .site-header {
            background-color: white;
            box-shadow: var(--box-shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary-green);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--secondary-green);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .main-nav a:hover, .main-nav a:focus {
            background-color: var(--primary-green);
            color: white;
        }
        .breadcrumb {
            padding: 1rem 5%;
            background-color: #e9ecef;
            font-size: 0.9rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: var(--secondary-green);
            text-decoration: none;
        }
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--primary-green);
            cursor: pointer;
        }
        .content-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 5%;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .main-article {
            background: white;
            padding: 3rem;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
        }
        article h1 {
            font-size: 2.8rem;
            color: var(--dark-bg);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 4px solid var(--accent-yellow);
            padding-bottom: 1rem;
        }
        article h2 {
            font-size: 2rem;
            color: var(--primary-green);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        article h3 {
            font-size: 1.6rem;
            color: var(--secondary-green);
            margin: 2rem 0 1rem;
        }
        article h4 {
            font-size: 1.3rem;
            color: var(--text-light);
            margin: 1.5rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 0;
            border-bottom: 1px solid #eee;
            margin-bottom: 2rem;
            font-size: 0.95rem;
            color: var(--text-light);
        }
        .update-time {
            background: #FFF3CD;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            color: #856404;
            font-weight: 600;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--box-shadow);
            border: 5px solid white;
        }
        .highlight-box {
            background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
            border-left: 6px solid var(--primary-green);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: var(--border-radius);
        }
        .highlight-box p {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 0;
            color: var(--dark-bg);
        }
        .tip {
            background-color: #d4edda;
            border: 1px solid #c3e6cb;
            color: #155724;
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
        }
        .warning {
            background-color: #fff3cd;
            border: 1px solid #ffeaa7;
            color: #856404;
            padding: 1rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
        }
        .content-link {
            color: var(--secondary-green);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--secondary-green);
            transition: var(--transition);
        }
        .content-link:hover {
            color: var(--primary-green);
            border-bottom-style: solid;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.8rem;
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
        }
        .widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            color: var(--dark-bg);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget h3 i {
            color: var(--primary-green);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.9rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: var(--secondary-green);
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            margin-bottom: 1rem;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--accent-yellow);
        }
        .rating-widget input,
        .rating-widget textarea,
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            margin-bottom: 0.8rem;
            font-family: inherit;
        }
        .rating-widget button,
        .comment-form button {
            background-color: var(--secondary-green);
            color: white;
            border: none;
            padding: 1rem;
            border-radius: var(--border-radius);
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-widget button:hover,
        .comment-form button:hover {
            background-color: var(--primary-green);
        }
        .comments-section {
            margin-top: 4rem;
            padding-top: 2rem;
            border-top: 3px solid #eee;
        }
        .comment {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin-bottom: 1.5rem;
            border-left: 4px solid var(--secondary-green);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 5% 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            color: var(--accent-yellow);
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
            display: block;
            padding: 0.3rem 0;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 10px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.1);
            padding: 1rem;
            border-radius: var(--border-radius);
            margin-bottom: 1rem;
            transition: var(--transition);
        }
        friend-link a {
            color: var(--accent-yellow);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        friend-link:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .content-container {
                grid-template-columns: 1fr;
            }
            .main-article {
                padding: 2rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                box-shadow: var(--box-shadow);
                padding: 1rem;
            }
            .main-nav.active ul {
                display: flex;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .header-container {
                padding: 1rem;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .main-article {
                padding: 1.5rem;
            }
            article h1 {
                font-size: 1.9rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .main-article, .widget {
            animation: fadeIn 0.8s ease-out;
        }