:root {
            --primary-magic: #0063e5;
            --secondary-sparkle: #00c1ff;
            --accent-fun: #ff6b9d;
            --dark-kingdom: #0d1b2a;
            --light-castle: #f8f9fa;
            --text-primary: #2d3748;
            --text-secondary: #4a5568;
            --shadow: 0 4px 12px rgba(0, 99, 229, 0.15);
            --border-radius: 12px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 100%;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-magic);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-fun);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(90deg, var(--dark-kingdom) 0%, var(--primary-magic) 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
        }
        .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: 900;
            background: linear-gradient(45deg, #fff 30%, var(--secondary-sparkle) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .my-logo:hover {
            transform: scale(1.05);
            text-decoration: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
            background-color: #fff;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-magic);
        }
        .breadcrumb span {
            margin: 0 5px;
            color: #a0aec0;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-list a {
            color: white;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent-fun);
            transition: width 0.3s ease;
        }
        .nav-list a:hover {
            text-decoration: none;
            color: var(--secondary-sparkle);
        }
        .nav-list a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .hero {
            background: linear-gradient(rgba(13, 27, 42, 0.85), rgba(13, 27, 42, 0.9)), url('https://images.unsplash.com/photo-1542751371-adc38448a05e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1950&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 5rem 2rem;
            margin-bottom: 3rem;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 0 2px 10px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .search-container {
            max-width: 600px;
            margin: 2rem auto;
            padding: 1.5rem;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: 2px solid #e2e8f0;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--primary-magic);
            box-shadow: 0 0 0 3px rgba(0, 99, 229, 0.2);
        }
        .search-button {
            background: linear-gradient(45deg, var(--primary-magic), var(--secondary-sparkle));
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 50px 50px 0;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-button:hover {
            background: linear-gradient(45deg, #0051c7, #00a8e8);
            transform: translateY(-2px);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 3rem 0;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-article {
            background: white;
            padding: 3rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: var(--dark-kingdom);
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            margin: 3rem 0 1.5rem;
            color: var(--primary-magic);
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary-sparkle);
        }
        h3 {
            font-size: 1.8rem;
            margin: 2.5rem 0 1rem;
            color: var(--dark-kingdom);
        }
        h4 {
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
            color: var(--text-secondary);
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--text-primary);
            background: linear-gradient(90deg, rgba(0, 195, 255, 0.1) 0%, transparent 100%);
            padding: 1.5rem;
            border-left: 5px solid var(--secondary-sparkle);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255, 107, 157, 0.15) 0%, rgba(0, 193, 255, 0.15) 100%);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border-left: 5px solid var(--accent-fun);
        }
        .info-box {
            background: #e6f7ff;
            border: 1px solid #91d5ff;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem auto;
            display: block;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        blockquote {
            font-style: italic;
            font-size: 1.3rem;
            color: var(--primary-magic);
            border-left: 5px solid var(--accent-fun);
            padding-left: 2rem;
            margin: 2.5rem 0;
        }
        .keyword-link {
            font-weight: 700;
            color: var(--dark-kingdom);
            border-bottom: 2px dotted var(--secondary-sparkle);
        }
        .keyword-link:hover {
            color: var(--accent-fun);
            border-bottom-style: solid;
            text-decoration: none;
        }
        .interactive-section {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            margin: 3rem 0;
            text-align: center;
        }
        .rating-container {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            margin-top: 2rem;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 2.5rem;
            cursor: pointer;
        }
        .star-rating .star {
            color: #e2e8f0;
            transition: var(--transition);
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ffd700;
            transform: scale(1.2);
        }
        .comment-form, .rating-form, .search-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        input, textarea, select {
            padding: 1rem;
            border: 2px solid #e2e8f0;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-magic);
            box-shadow: 0 0 0 3px rgba(0, 99, 229, 0.2);
        }
        button, .submit-button {
            background: linear-gradient(45deg, var(--primary-magic), var(--secondary-sparkle));
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        button:hover, .submit-button:hover {
            background: linear-gradient(45deg, #0051c7, #00a8e8);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 99, 229, 0.3);
        }
        .site-footer {
            background: var(--dark-kingdom);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-section h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-magic);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #cbd5e0;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 0.8rem;
            border-left: 3px solid var(--secondary-sparkle);
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2d3748;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        .update-time {
            background: #fff3cd;
            color: #856404;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        @media (max-width: 768px) {
            html {
                font-size: 95%;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
                order: 2;
            }
            .main-nav {
                order: 3;
                width: 100%;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .nav-list {
                flex-direction: column;
                gap: 0;
                width: 100%;
            }
            .nav-list li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .nav-list a {
                display: block;
                padding: 1rem;
            }
            .content-grid {
                gap: 2rem;
            }
            .main-article {
                padding: 2rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 0.5rem;
            }
            .search-button {
                border-radius: 50px;
                padding: 1rem;
            }
        }
        @media (max-width: 480px) {
            .hero {
                padding: 3rem 1rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .main-article {
                padding: 1.5rem;
            }
            .interactive-section {
                padding: 1.5rem;
            }
            .star-rating {
                font-size: 2rem;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .fade-in {
            animation: fadeInUp 0.8s ease-out forwards;
        }
        .text-center {
            text-align: center;
        }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .flex {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }