* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f1419;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #74c0fc;
            transform: translateY(-2px);
        }
        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, #1a2230 0%, #0f1419 100%);
            border-bottom: 2px solid #2a3a5a;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            filter: brightness(1.2);
        }
        nav.desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav.desktop-nav a {
            color: #b0bec5;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        nav.desktop-nav a:hover {
            background-color: rgba(77, 171, 247, 0.1);
            color: #4dabf7;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #e0e0e0;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1a2230;
            flex-direction: column;
            padding: 20px;
            border-top: 1px solid #2a3a5a;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-bottom: 1px solid #2a3a5a;
            color: #b0bec5;
        }
        .mobile-nav a:hover {
            color: #4dabf7;
            background-color: rgba(255,255,255,0.05);
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #151c25;
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: #6c757d;
        }
        .breadcrumb a {
            color: #8fa3b8;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: linear-gradient(145deg, #1a2230, #151c25);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #2a3a5a;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffffff;
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 5px solid #4ecdc4;
            padding-left: 20px;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        h2 {
            font-size: 2rem;
            color: #4ecdc4;
            margin: 45px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #2a3a5a;
        }
        h3 {
            font-size: 1.6rem;
            color: #ffb74d;
            margin: 35px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: #a5d6a7;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            background-color: rgba(42, 58, 90, 0.3);
            padding: 25px;
            border-radius: 10px;
            border-left: 4px solid #ff6b6b;
            margin-bottom: 35px;
        }
        .highlight {
            background-color: rgba(255, 235, 59, 0.15);
            padding: 20px;
            border-radius: 8px;
            border: 1px dashed #ffb74d;
            margin: 25px 0;
        }
        .feature-img {
            margin: 40px auto;
            max-width: 800px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
            border: 3px solid #4dabf7;
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            margin-top: 10px;
            color: #8fa3b8;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        .related-links {
            background-color: rgba(30, 40, 60, 0.8);
            padding: 25px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .related-links h3 {
            color: #74c0fc;
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin-top: 15px;
        }
        .related-links li {
            padding: 12px;
            background-color: rgba(255,255,255,0.05);
            border-radius: 6px;
            transition: background-color 0.3s;
        }
        .related-links li:hover {
            background-color: rgba(77, 171, 247, 0.2);
        }
        .related-links li a::before {
            content: "🔗";
            margin-right: 8px;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #8fa3b8;
            margin-top: 50px;
            padding-top: 20px;
            border-top: 1px solid #2a3a5a;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: #1a2230;
            border-radius: 10px;
            padding: 25px;
            border: 1px solid #2a3a5a;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: #ffb74d;
            border-bottom: 1px solid #2a3a5a;
            padding-bottom: 10px;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex-grow: 1;
            padding: 12px 15px;
            background-color: #151c25;
            border: 1px solid #2a3a5a;
            border-radius: 5px 0 0 5px;
            color: #e0e0e0;
        }
        .search-box button {
            background-color: #4dabf7;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-box button:hover {
            background-color: #339af0;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
            font-size: 2rem;
            color: #ffd43b;
        }
        .rating-widget .stars i {
            cursor: pointer;
            transition: transform 0.2s, color 0.2s;
        }
        .rating-widget .stars i:hover {
            transform: scale(1.2);
            color: #ffc107;
        }
        .rating-form input, .rating-form textarea, .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            background-color: #151c25;
            border: 1px solid #2a3a5a;
            border-radius: 5px;
            color: #e0e0e0;
        }
        .rating-form button, .comment-form button {
            width: 100%;
            padding: 12px;
            background: linear-gradient(90deg, #4ecdc4, #44a08d);
            color: white;
            border: none;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s, opacity 0.3s;
        }
        .rating-form button:hover, .comment-form button:hover {
            transform: translateY(-3px);
            opacity: 0.95;
        }
        footer {
            background-color: #0a0e13;
            border-top: 2px solid #2a3a5a;
            margin-top: 60px;
            padding: 40px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-links h4 {
            color: #4ecdc4;
            margin-bottom: 20px;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            padding: 15px;
            background-color: rgba(255,255,255,0.05);
            border-radius: 8px;
            margin-bottom: 10px;
            text-align: center;
            font-weight: bold;
            border: 1px solid #2a3a5a;
        }
        friend-link:hover {
            background-color: rgba(78, 205, 196, 0.2);
            border-color: #4ecdc4;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2a3a5a;
            color: #8fa3b8;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            article { padding: 25px; }
            .header-container { flex-wrap: wrap; }
            nav.desktop-nav { display: none; }
            .hamburger { display: block; }
            .main-content { gap: 25px; }
            .related-links ul { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 1.9rem; }
            .intro { padding: 20px; }
        }