* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a0e17;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
            text-shadow: 0 0 8px rgba(116, 192, 252, 0.5);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2332 0%, #0a0e17 100%);
            border-bottom: 2px solid #2a3b5c;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #74c0fc, #b197fc);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            filter: drop-shadow(0 0 10px rgba(180, 150, 255, 0.7));
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #74c0fc;
            transition: width 0.3s ease;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #74c0fc;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #111827;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
            border-radius: 0 0 5px 5px;
        }
        .breadcrumb a {
            color: #a5b4cb;
        }
        .breadcrumb span {
            color: #74c0fc;
            margin: 0 5px;
        }
        .search-section {
            background: linear-gradient(90deg, #1e293b, #334155);
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
            box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.5);
        }
        .search-section h2 {
            margin-bottom: 1rem;
            color: #b197fc;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #4dabf7;
            border-radius: 50px 0 0 50px;
            background: #0f172a;
            color: #e0e0e0;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            padding: 0 1.8rem;
            background: linear-gradient(90deg, #4dabf7, #3b82f6);
            border: none;
            border-radius: 0 50px 50px 0;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #3b82f6, #1d4ed8);
            box-shadow: 0 0 15px rgba(59, 130, 246, 0.5);
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: rgba(30, 41, 59, 0.7);
            border-radius: 15px;
            padding: 2.5rem;
            margin-bottom: 3rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            border: 1px solid #374151;
        }
        h1 {
            font-size: 2.8rem;
            color: #b197fc;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid #4dabf7;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #74c0fc;
            margin: 2.5rem 0 1.2rem 0;
            padding-left: 0.5rem;
            border-left: 5px solid #b197fc;
        }
        h3 {
            font-size: 1.8rem;
            color: #a5b4cb;
            margin: 2rem 0 1rem 0;
        }
        h4 {
            font-size: 1.4rem;
            color: #cbd5e1;
            margin: 1.5rem 0 0.8rem 0;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .intro {
            font-size: 1.3rem;
            background: rgba(59, 130, 246, 0.1);
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #4dabf7;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: rgba(180, 150, 255, 0.15);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            border: 1px dashed #b197fc;
        }
        .highlight strong {
            color: #b197fc;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 2rem auto;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.7);
            border: 2px solid #4dabf7;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #94a3b8;
            margin-top: -1.5rem;
            margin-bottom: 2rem;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        blockquote {
            border-left: 4px solid #f59e0b;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #d1d5db;
            background: rgba(245, 158, 11, 0.05);
            padding-top: 1rem;
            padding-bottom: 1rem;
            border-radius: 0 5px 5px 0;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px solid #374151;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .rating-box, .comment-box {
            background: #1e293b;
            padding: 2rem;
            border-radius: 10px;
            border: 1px solid #475569;
        }
        .rating-box h3, .comment-box h3 {
            color: #f59e0b;
            margin-top: 0;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1.5rem 0;
        }
        .star {
            font-size: 2rem;
            color: #475569;
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .star:hover,
        .star.active {
            color: #f59e0b;
            transform: scale(1.2);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-form button, .comment-form button {
            padding: 0.8rem;
            background: linear-gradient(90deg, #f59e0b, #d97706);
            border: none;
            border-radius: 5px;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .rating-form button:hover, .comment-form button:hover {
            background: linear-gradient(90deg, #d97706, #b45309);
            box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
        }
        textarea, .comment-form input {
            padding: 0.9rem;
            background: #0f172a;
            border: 1px solid #475569;
            border-radius: 5px;
            color: #e0e0e0;
            font-size: 1rem;
            outline: none;
            resize: vertical;
        }
        footer {
            background: linear-gradient(135deg, #111827 0%, #0a0e17 100%);
            padding: 3rem 0 1.5rem;
            border-top: 2px solid #2a3b5c;
            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: #74c0fc;
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        .friend-links {
            background: rgba(30, 41, 59, 0.5);
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            border: 1px solid #4dabf7;
        }
        .friend-links h4 {
            color: #b197fc;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #374151;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background: #1a2332;
                width: 70%;
                height: calc(100vh - 80px);
                padding: 2rem;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.5);
                border-left: 2px solid #2a3b5c;
            }
            .nav-links.active {
                right: 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            article {
                padding: 1.5rem;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.8rem;
            }
        }