* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #3b82f6;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 20px 0;
            border-bottom: 2px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fbbf24;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #3b82f6;
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 10px 15px;
            border-radius: 8px;
        }
        .desktop-nav a:hover {
            background-color: #334155;
            color: #fbbf24;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #fbbf24;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #1e293b;
            padding: 20px;
            border-top: 1px solid #334155;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            font-size: 1.2rem;
            padding: 10px;
            border-bottom: 1px solid #334155;
            display: block;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #1e293b;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #94a3b8;
        }
        .search-bar {
            margin: 20px 0;
            display: flex;
            justify-content: center;
        }
        .search-form {
            display: flex;
            width: 100%;
            max-width: 600px;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #3b82f6;
            border-radius: 50px 0 0 50px;
            background-color: #1e293b;
            color: #e2e8f0;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            padding: 15px 30px;
            background: linear-gradient(to right, #3b82f6, #1d4ed8);
            border: none;
            border-radius: 0 50px 50px 0;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(to right, #1d4ed8, #3b82f6);
        }
        main {
            padding: 30px 0;
        }
        article {
            background-color: #1e293b;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 2.8rem;
            color: #fbbf24;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #60a5fa;
            margin: 40px 0 20px;
            border-left: 5px solid #3b82f6;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            color: #38bdf8;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #334155;
            padding: 25px;
            border-radius: 10px;
            border-left: 5px solid #fbbf24;
            margin: 25px 0;
        }
        .highlight strong {
            color: #fbbf24;
            font-size: 1.2rem;
        }
        .code-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .code-item {
            background: linear-gradient(145deg, #0f172a, #1e293b);
            padding: 20px;
            border-radius: 10px;
            border: 1px solid #3b82f6;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .code-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
        }
        .code-item .code {
            font-family: monospace;
            font-size: 1.5rem;
            color: #4ade80;
            font-weight: bold;
            margin: 10px 0;
        }
        .featured-image {
            margin: 40px 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 15px;
            border: 3px solid #3b82f6;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.7);
        }
        .user-interaction {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 50px 0;
        }
        @media (max-width: 768px) {
            .user-interaction {
                grid-template-columns: 1fr;
            }
        }
        .comment-section, .rating-section {
            background-color: #1e293b;
            padding: 30px;
            border-radius: 15px;
            border: 1px solid #475569;
        }
        .comment-section h2, .rating-section h2 {
            border-left: none;
            padding-left: 0;
            text-align: center;
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .comment-form input, .comment-form textarea, .rating-form select, .rating-form textarea {
            padding: 15px;
            border-radius: 8px;
            border: 1px solid #475569;
            background-color: #0f172a;
            color: #e2e8f0;
            font-size: 1rem;
        }
        .comment-form textarea, .rating-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .comment-form button, .rating-form button {
            padding: 15px;
            background: linear-gradient(to right, #10b981, #059669);
            border: none;
            border-radius: 8px;
            color: white;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .comment-form button:hover, .rating-form button:hover {
            background: linear-gradient(to right, #059669, #10b981);
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .star-rating i {
            font-size: 2rem;
            color: #94a3b8;
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .star-rating i:hover, .star-rating i.active {
            color: #fbbf24;
        }
        .footer-links {
            background-color: #1e293b;
            padding: 40px 0;
            margin-top: 40px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: #0f172a;
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            border: 1px solid #334155;
            transition: border-color 0.3s ease;
        }
        .web-link:hover {
            border-color: #3b82f6;
        }
        footer {
            background-color: #0f172a;
            padding: 40px 0;
            text-align: center;
            border-top: 2px solid #334155;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .social-links {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }
        .social-links a {
            font-size: 1.5rem;
            color: #94a3b8;
            transition: color 0.3s ease;
        }
        .social-links a:hover {
            color: #3b82f6;
        }
        .copyright {
            color: #94a3b8;
            font-size: 0.9rem;
            line-height: 1.5;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .header-content { flex-wrap: wrap; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            article { padding: 25px; }
            .user-interaction { grid-template-columns: 1fr; }
            .code-list { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .logo a { font-size: 1.8rem; }
            .search-form input, .search-form button { padding: 12px; }
        }