* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            font-size: 1.05rem;
            overflow-x: hidden;
        }
        a {
            color: #4a6ee0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6b6b;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            color: #ffde59;
        }
        .main-nav {
            display: flex;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .main-nav a:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 20px;
            font-size: 0.95rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #2575fc;
        }
        .breadcrumb span {
            color: #888;
            margin: 0 5px;
        }
        main {
            padding: 2rem 0;
            min-height: 100vh;
        }
        article {
            background: white;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: #2d3436;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid #6a11cb;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #2575fc;
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            padding-left: 10px;
            border-left: 5px solid #ffde59;
        }
        h3 {
            font-size: 1.8rem;
            color: #6a11cb;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        h4 {
            font-size: 1.5rem;
            color: #00b894;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .intro {
            font-size: 1.3rem;
            color: #555;
            font-weight: 500;
            background-color: #f1f8ff;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 2rem;
            border-left: 5px solid #4a6ee0;
        }
        strong {
            color: #d63031;
            font-weight: 800;
        }
        em {
            color: #00b894;
            font-style: italic;
        }
        .highlight {
            background-color: #fffde7;
            padding: 1.5rem;
            border-radius: 10px;
            border: 2px dashed #ffde59;
            margin: 2rem 0;
        }
        .image-container {
            text-align: center;
            margin: 2.5rem auto;
            max-width: 900px;
        }
        .image-container img {
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            font-size: 0.95rem;
            color: #666;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .search-box {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            text-align: center;
            border: 2px solid #6a11cb;
        }
        .search-box h3 {
            color: #2d3436;
            margin-top: 0;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1.5rem auto 0;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #4a6ee0;
            border-radius: 8px 0 0 8px;
            font-size: 1.1rem;
        }
        .search-form button {
            background: linear-gradient(to right, #4a6ee0, #6a11cb);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(to right, #6a11cb, #2575fc);
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .comment-section, .rating-section {
            background: #f1f8ff;
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid #b2d4ff;
        }
        .comment-section h3, .rating-section h3 {
            color: #2d3436;
            margin-top: 0;
        }
        .comment-form textarea, .rating-form select, .rating-form input {
            width: 100%;
            padding: 0.9rem;
            margin-bottom: 1rem;
            border: 1px solid #aaa;
            border-radius: 8px;
            font-size: 1rem;
        }
        .comment-form button, .rating-form button {
            background: #00b894;
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        .comment-form button:hover, .rating-form button:hover {
            background: #00a085;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            justify-content: center;
        }
        .stars i {
            color: #ffd700;
            font-size: 1.8rem;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.3);
        }
        footer {
            background: #2d3436;
            color: #dfe6e9;
            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 h4 {
            color: #ffde59;
            margin-top: 0;
            font-size: 1.4rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 0.6rem 1.2rem;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        friend-link a {
            color: #74b9ff;
        }
        friend-link:hover {
            background: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #555;
            font-size: 0.95rem;
            color: #aaa;
        }
        .update-time {
            background: #fffde7;
            padding: 1rem;
            border-radius: 8px;
            text-align: center;
            margin: 2rem 0;
            font-weight: bold;
            color: #d63031;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #2575fc;
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                border-radius: 0 0 12px 12px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            article {
                padding: 1.5rem;
            }
            .user-interaction {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input, .search-form button {
                border-radius: 8px;
                margin-bottom: 0.5rem;
                width: 100%;
            }
            .search-form button {
                padding: 0.9rem;
            }
        }