* {
            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;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2738 0%, #0f1419 100%);
            border-bottom: 2px solid #2a3c5a;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #4facfe, #00b3ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            letter-spacing: 1px;
            transition: all 0.3s ease;
        }
        .logo a:hover {
            text-shadow: 0 0 15px rgba(0, 179, 255, 0.5);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            color: #b0b7c3;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 5px;
            position: relative;
            transition: color 0.3s;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #00b3ff;
            transition: width 0.3s;
        }
        .desktop-nav a:hover {
            color: #fff;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: #1a2738;
            padding: 20px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            border-top: 1px solid #2a3c5a;
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            color: #b0b7c3;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
            padding: 10px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .mobile-nav a:hover {
            background: #2a3c5a;
            color: #fff;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #8a9bb2;
            border-bottom: 1px solid #2a3c5a;
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: #4facfe;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-section {
            background: #1a2738;
            border-radius: 10px;
            padding: 25px;
            margin: 30px 0;
            text-align: center;
            border: 1px solid #2a3c5a;
        }
        .search-section h2 {
            color: #fff;
            margin-bottom: 15px;
            font-size: 1.8rem;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #2a3c5a;
            border-radius: 8px 0 0 8px;
            background: #0f1419;
            color: #fff;
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
        }
        .search-input:focus {
            border-color: #00b3ff;
        }
        .search-button {
            background: linear-gradient(90deg, #00b3ff, #4facfe);
            color: white;
            border: none;
            border-radius: 0 8px 8px 0;
            padding: 0 25px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #0099e0, #3a9cf5);
            transform: translateY(-2px);
        }
        main {
            padding: 30px 0;
        }
        article {
            background: #1a2738;
            border-radius: 15px;
            padding: 40px;
            margin-bottom: 40px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            border: 1px solid #2a3c5a;
        }
        h1 {
            font-size: 2.8rem;
            color: #fff;
            margin-bottom: 20px;
            line-height: 1.2;
            text-align: center;
            background: linear-gradient(90deg, #fff, #4facfe);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        h2 {
            font-size: 2.2rem;
            color: #4facfe;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #2a3c5a;
        }
        h3 {
            font-size: 1.7rem;
            color: #8ab4f8;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #b0b7c3;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(0, 179, 255, 0.1);
            border-left: 4px solid #00b3ff;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight p {
            margin-bottom: 0;
            font-style: italic;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .feature-img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            border: 2px solid #2a3c5a;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            transition: transform 0.5s;
        }
        .feature-img:hover {
            transform: scale(1.02);
        }
        .caption {
            font-size: 0.95rem;
            color: #8a9bb2;
            margin-top: 10px;
            font-style: italic;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 10px;
        }
        strong {
            color: #fff;
            font-weight: 700;
        }
        em {
            color: #8ab4f8;
        }
        a.content-link {
            color: #4facfe;
            text-decoration: none;
            border-bottom: 1px dashed #4facfe;
            transition: all 0.3s;
        }
        a.content-link:hover {
            color: #00b3ff;
            border-bottom: 1px solid #00b3ff;
        }
        .quote {
            font-size: 1.3rem;
            color: #fff;
            text-align: center;
            padding: 30px;
            background: linear-gradient(135deg, rgba(26,39,56,0.8), rgba(15,20,25,0.8));
            border-radius: 15px;
            margin: 40px 0;
            border-left: 5px solid #00b3ff;
            border-right: 5px solid #00b3ff;
        }
        .quote-author {
            text-align: right;
            font-size: 1rem;
            color: #8ab4f8;
            margin-top: 15px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: #0f1419;
            border-radius: 10px;
            padding: 25px;
            text-align: center;
            border: 1px solid #2a3c5a;
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: #4facfe;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #00b3ff;
            margin-bottom: 10px;
        }
        .stat-label {
            font-size: 1.1rem;
            color: #b0b7c3;
        }
        .interaction-section {
            margin: 50px 0;
        }
        .rating-form, .comment-form {
            background: #1a2738;
            border-radius: 10px;
            padding: 30px;
            margin-bottom: 30px;
            border: 1px solid #2a3c5a;
        }
        .rating-form h3, .comment-form h3 {
            margin-top: 0;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
        }
        .star {
            font-size: 2rem;
            color: #444;
            cursor: pointer;
            transition: color 0.3s;
        }
        .star.active, .star:hover {
            color: #ffcc00;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #b0b7c3;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            background: #0f1419;
            border: 2px solid #2a3c5a;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #00b3ff;
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .submit-button {
            background: linear-gradient(90deg, #00b3ff, #4facfe);
            color: white;
            border: none;
            border-radius: 8px;
            padding: 15px 30px;
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        .submit-button:hover {
            background: linear-gradient(90deg, #0099e0, #3a9cf5);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 179, 255, 0.3);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin: 50px 0 30px;
        }
        .web-link {
            background: #1a2738;
            border-radius: 8px;
            padding: 20px;
            border: 1px solid #2a3c5a;
            transition: all 0.3s;
        }
        .web-link:hover {
            border-color: #4facfe;
            transform: translateX(5px);
        }
        .web-link a {
            color: #4facfe;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: #00b3ff;
        }
        .web-link p {
            color: #8a9bb2;
            font-size: 0.95rem;
            margin-top: 10px;
            margin-bottom: 0;
        }
        footer {
            background: #0a0e13;
            padding: 40px 0 20px;
            border-top: 2px solid #2a3c5a;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-bottom: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 30px;
            padding-right: 30px;
        }
        .footer-section h4 {
            color: #fff;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #8a9bb2;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: #4facfe;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2a3c5a;
            color: #8a9bb2;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.5rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .header-content { padding: 0 10px; }
            .search-form { flex-direction: column; }
            .search-input { border-radius: 8px; margin-bottom: 10px; }
            .search-button { border-radius: 8px; padding: 15px; }
            .stats-grid { grid-template-columns: 1fr; }
            .footer-section { flex: 100%; padding-right: 0; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            article { padding: 20px; }
            .container { padding: 0 15px; }
        }