:root {
            --ac-green: #8bc34a;
            --ac-teal: #4db6ac;
            --ac-blue: #64b5f6;
            --ac-yellow: #ffd54f;
            --ac-brown: #8d6e63;
            --ac-light: #f5f5f5;
            --ac-dark: #333333;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --radius: 12px;
            --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(--ac-dark);
            background-color: #f9f9f9;
            background-image: radial-gradient(var(--ac-teal) 1px, transparent 1px);
            background-size: 30px 30px;
        }
        a {
            color: var(--ac-teal);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--ac-blue);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Comic Sans MS', cursive, sans-serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--ac-green);
            text-shadow: 2px 2px 0 var(--ac-yellow);
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--ac-teal);
        }
        .my-logo span {
            color: var(--ac-blue);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 5px 10px;
            border-radius: 20px;
        }
        .nav-links a:hover {
            background-color: var(--ac-light);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: var(--ac-brown);
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #f0f7f4;
            margin-bottom: 30px;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: var(--ac-brown);
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 40px;
        }
        article {
            background-color: white;
            padding: 40px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--ac-green);
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 3px solid var(--ac-yellow);
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2rem;
            color: var(--ac-teal);
            margin-top: 40px;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px dashed var(--ac-blue);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--ac-brown);
            margin-top: 30px;
            margin-bottom: 10px;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--ac-dark);
            margin-top: 25px;
            margin-bottom: 10px;
            font-weight: 600;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--ac-dark);
            background-color: #e8f5e9;
            padding: 20px;
            border-left: 5px solid var(--ac-green);
            border-radius: 0 var(--radius) var(--radius) 0;
            margin-bottom: 30px;
        }
        strong {
            color: var(--ac-teal);
            font-weight: 700;
        }
        em {
            color: var(--ac-brown);
            font-style: italic;
        }
        .highlight {
            background-color: #fffde7;
            padding: 3px 6px;
            border-radius: 4px;
            font-weight: bold;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 25px auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        img:hover {
            transform: scale(1.01);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -15px;
            margin-bottom: 25px;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 10px;
        }
        blockquote {
            border-left: 4px solid var(--ac-yellow);
            padding-left: 20px;
            margin: 30px 0;
            font-style: italic;
            background-color: #fff9c4;
            padding: 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background-color: white;
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--ac-green);
            margin-top: 0;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget h3 i {
            color: var(--ac-yellow);
        }
        .search-form {
            display: flex;
            margin-top: 15px;
        }
        .search-form input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--ac-green);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: var(--ac-teal);
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 20px 0;
            font-size: 2rem;
            color: #ddd;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--ac-yellow);
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: var(--radius);
            margin-top: 15px;
            font-family: inherit;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
        }
        .comment-form button {
            background-color: var(--ac-blue);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1rem;
            margin-top: 15px;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: var(--ac-teal);
        }
        .related-links {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dotted #eee;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links i {
            color: var(--ac-green);
        }
        footer {
            background-color: var(--ac-dark);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        .footer-col h4 {
            color: var(--ac-yellow);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            padding: 10px;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            background-color: #e3f2fd;
            padding: 15px;
            border-radius: var(--radius);
            margin: 30px 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 500;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow);
                text-align: center;
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 10px 0;
            }
            article {
                padding: 25px;
            }
        }