:root {
            --primary: #4ECDC4;
            --secondary: #FF6B6B;
            --accent: #FFD166;
            --dark: #2D3047;
            --light: #F7FFF7;
            --gray: #E0E0E0;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
            --border-radius: 12px;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light);
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #3a3e64 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .my-logo a {
            color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s;
        }
        nav a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #f0f8ff;
            padding: 1rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--gray);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb li:not(:last-child):after {
            content: '>';
            margin-left: 0.5rem;
            color: #888;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            padding: 2.5rem;
            margin-bottom: 2rem;
        }
        h1 {
            color: var(--dark);
            font-size: 3rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid var(--secondary);
            padding-left: 1rem;
        }
        h2 {
            color: var(--dark);
            font-size: 2.2rem;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
        }
        h3 {
            color: #444;
            font-size: 1.7rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #555;
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(78, 205, 196, 0.15) 0%, rgba(255, 209, 102, 0.15) 100%);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 0.3rem;
        }
        .image-container {
            text-align: center;
            margin: 2.5rem 0;
        }
        .article-img {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: 0 6px 20px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.02);
        }
        figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .card {
            background: #f9f9f9;
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 12px 24px rgba(0,0,0,0.12);
        }
        .card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .search-section, .comments-section, .rating-section {
            background: #f8f9fa;
            border-radius: var(--border-radius);
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid #e9ecef;
        }
        form {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.9rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
            flex-grow: 1;
            min-width: 250px;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.2);
        }
        button, .btn {
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 8px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        button:hover, .btn:hover {
            opacity: 0.9;
            transform: translateY(-3px);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: var(--accent);
        }
        .comment {
            background: white;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: #666;
        }
        .update-time {
            background: var(--dark);
            color: white;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            display: inline-block;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            border-left: 4px solid var(--accent);
            padding-left: 0.8rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 0.5rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1rem 0;
            border-left: 4px solid var(--primary);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .header-container { padding: 0 1rem; }
            nav ul { gap: 1.2rem; }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                position: fixed;
                top: 70px;
                right: -100%;
                flex-direction: column;
                background: var(--dark);
                width: 80%;
                max-width: 300px;
                height: calc(100vh - 70px);
                padding: 2rem;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.1);
                z-index: 999;
            }
            nav ul.active {
                right: 0;
            }
            nav li {
                margin: 1rem 0;
            }
            .feature-box {
                grid-template-columns: 1fr;
            }
            article {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .container { padding: 0 1rem; }
            input, textarea, select { min-width: 100%; }
        }