* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #f0f0f0;
            background: #0a0a12;
            background-image: linear-gradient(to bottom, #05050a, #121225);
            min-height: 100vh;
        }
        a { color: #00a8ff; text-decoration: none; transition: color 0.3s, transform 0.2s; }
        a:hover { color: #4dc3ff; transform: translateY(-1px); }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .site-header {
            background: rgba(10, 10, 20, 0.95);
            border-bottom: 2px solid #1a1a3a;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #00a8ff, #9c88ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
            text-transform: uppercase;
        }
        .my-logo:hover { transform: scale(1.05); }
        .my-logo span { color: #ffcc00; -webkit-text-fill-color: #ffcc00; }
        .breadcrumb {
            padding: 1rem 0;
            background: rgba(20, 20, 40, 0.6);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #666;
        }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #fff; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #ccc;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active { color: #00a8ff; border-color: #00a8ff; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: #15152e;
            padding: 1rem;
            border-radius: 8px;
            margin-top: 1rem;
            border: 1px solid #2a2a5a;
        }
        .mobile-nav.active { display: flex; }
        .mobile-nav a {
            padding: 0.8rem;
            border-bottom: 1px solid #2a2a5a;
            color: #ccc;
        }
        .mobile-nav a:last-child { border-bottom: none; }
        .search-box {
            margin: 2rem auto;
            max-width: 600px;
            padding: 1.5rem;
            background: rgba(25, 25, 50, 0.7);
            border-radius: 12px;
            border: 1px solid #333366;
        }
        .search-box h3 { margin-bottom: 1rem; color: #ffcc00; }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 12px 18px;
            border-radius: 30px;
            border: 2px solid #444488;
            background: #1a1a35;
            color: #fff;
            font-size: 1rem;
        }
        .search-btn {
            padding: 12px 25px;
            background: linear-gradient(90deg, #00a8ff, #0066cc);
            color: white;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }
        .search-btn:hover { background: linear-gradient(90deg, #4dc3ff, #0088ff); transform: scale(1.05); }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article {
            background: rgba(20, 20, 40, 0.7);
            border-radius: 16px;
            padding: 2.5rem;
            border: 1px solid #2a2a5a;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        .update-time {
            text-align: right;
            font-style: italic;
            color: #aaa;
            margin-bottom: 1.5rem;
            font-size: 0.9rem;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: #ffcc00;
            line-height: 1.2;
            border-left: 5px solid #00a8ff;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            color: #4dc3ff;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #333366;
        }
        h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: #9c88ff;
        }
        h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
            color: #ff7979;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
            color: #dddddd;
        }
        .highlight {
            background: rgba(0, 168, 255, 0.15);
            border-left: 4px solid #00a8ff;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        b, strong { color: #ffcc00; }
        .feature-img {
            width: 100%;
            border-radius: 12px;
            margin: 2rem auto;
            border: 3px solid #333366;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.7);
        }
        aside {
            background: rgba(25, 25, 50, 0.7);
            border-radius: 16px;
            padding: 2rem;
            border: 1px solid #2a2a5a;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            color: #ffcc00;
            margin-bottom: 1.2rem;
            font-size: 1.4rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #444488;
        }
        .related-links li {
            list-style: none;
            margin-bottom: 0.8rem;
            padding-left: 1.2rem;
            position: relative;
        }
        .related-links li::before {
            content: '➤';
            position: absolute;
            left: 0;
            color: #00a8ff;
        }
        .interaction-section {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid #333366;
        }
        .rating-box, .comment-box {
            background: rgba(30, 30, 60, 0.8);
            padding: 2rem;
            border-radius: 12px;
            margin-bottom: 2rem;
            border: 1px solid #444488;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active { color: #ffcc00; }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-form button, .comment-form button {
            align-self: flex-start;
            padding: 12px 25px;
            background: linear-gradient(90deg, #ff9900, #cc6600);
            color: white;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }
        .rating-form button:hover, .comment-form button:hover {
            background: linear-gradient(90deg, #ffb347, #ff8000);
            transform: scale(1.05);
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 15px;
            border-radius: 8px;
            border: 2px solid #444488;
            background: #1a1a35;
            color: #fff;
            font-size: 1rem;
            font-family: inherit;
        }
        footer {
            background: rgba(10, 10, 20, 0.98);
            border-top: 2px solid #1a1a3a;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 2rem;
            color: #00a8ff;
            margin-bottom: 1rem;
        }
        .footer-links h4 {
            color: #ffcc00;
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.5rem; }
        friend-link {
            display: block;
            padding: 0.8rem;
            background: rgba(255, 204, 0, 0.1);
            border: 1px dashed #ffcc00;
            border-radius: 6px;
            margin-bottom: 0.5rem;
            text-align: center;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333366;
            color: #888;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .main-nav ul { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            article, aside { padding: 1.5rem; }
            .header-content { flex-wrap: wrap; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, aside, .search-box, .rating-box, .comment-box {
            animation: fadeIn 0.8s ease-out;
        }