* {
            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;
        }
        a:hover {
            color: #74c0fc;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #339af0, #228be6);
            color: white;
            padding: 12px 28px;
            border-radius: 6px;
            border: none;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(34, 139, 230, 0.3);
        }
        .btn:hover {
            background: linear-gradient(135deg, #228be6, #1c7ed6);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(34, 139, 230, 0.4);
            text-decoration: none;
        }
        section {
            padding: 60px 0;
        }
        h1, h2, h3, h4 {
            color: #f8f9fa;
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(to right, #4dabf7, #da77f2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1.5rem;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid #339af0;
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #a5d8ff;
            margin-top: 2rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #b2f2bb;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: rgba(51, 154, 240, 0.15);
            border-left: 4px solid #339af0;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 8px;
        }
        .keyword {
            font-weight: 700;
            color: #69db7c;
        }
        .term {
            color: #ffa94d;
            font-style: italic;
        }
        header {
            background-color: #1a2332;
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff6b6b, #339af0, #da77f2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
        }
        .logo a:hover {
            text-decoration: none;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: #c5c7d0;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 5px;
            position: relative;
        }
        nav a:hover {
            color: #ffffff;
            text-decoration: none;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #339af0;
            transition: width 0.3s ease;
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #fff;
            cursor: pointer;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #151c28;
            font-size: 0.95rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #868e96;
        }
        .breadcrumb a {
            color: #adb5bd;
        }
        .breadcrumb a:hover {
            color: #4dabf7;
        }
        .hero {
            background: radial-gradient(circle at top right, #1c3b5a, #0f1419 40%);
            padding: 80px 0 40px;
            text-align: center;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #b2d9ff;
        }
        .meta-info {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-top: 30px;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        .meta-info i {
            margin-right: 8px;
            color: #339af0;
        }
        .search-box {
            max-width: 700px;
            margin: 40px auto;
            background: #1a2332;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        .search-box h3 {
            text-align: center;
            margin-bottom: 20px;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: 2px solid #2d3748;
            border-radius: 8px;
            background: #151c28;
            color: #fff;
            font-size: 1rem;
        }
        .search-form input:focus {
            outline: none;
            border-color: #339af0;
        }
        .search-form button {
            padding: 0 25px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article {
            background: #151c28;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .featured-img {
            margin: 30px 0;
            text-align: center;
        }
        .featured-img figcaption {
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 10px;
            font-style: italic;
        }
        .toc {
            background: #1a2332;
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 40px;
            border-left: 5px solid #ff6b6b;
        }
        .toc h3 {
            margin-top: 0;
        }
        .toc ul {
            list-style: none;
            padding-left: 20px;
        }
        .toc li {
            margin-bottom: 10px;
        }
        .toc a {
            color: #c5c7d0;
        }
        .toc a:hover {
            color: #fff;
        }
        .content-block {
            margin-bottom: 50px;
        }
        ul, ol {
            padding-left: 30px;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 10px;
        }
        blockquote {
            border-left: 5px solid #da77f2;
            padding-left: 25px;
            font-style: italic;
            color: #d0bfff;
            margin: 30px 0;
            font-size: 1.2rem;
        }
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            background: #1a2332;
            border-radius: 10px;
            overflow: hidden;
        }
        .comparison-table th, .comparison-table td {
            padding: 18px 15px;
            text-align: left;
            border-bottom: 1px solid #2d3748;
        }
        .comparison-table th {
            background-color: #252f40;
            color: #a5d8ff;
            font-weight: 700;
        }
        .comparison-table tr:hover {
            background-color: rgba(51, 154, 240, 0.1);
        }
        aside {
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            background: #151c28;
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 30px;
            border: 1px solid #2d3748;
        }
        .sidebar-widget h4 {
            margin-top: 0;
            padding-bottom: 15px;
            border-bottom: 2px solid #339af0;
            margin-bottom: 20px;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #2d3748;
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        .related-links a {
            display: block;
            padding: 8px 0;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffd43b;
            margin: 15px 0;
        }
        .stars i {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .interaction {
            margin-top: 60px;
            background: #151c28;
            padding: 40px;
            border-radius: 15px;
        }
        .interaction h2 {
            text-align: center;
        }
        .rating-form, .comment-form {
            max-width: 700px;
            margin: 30px auto;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 10px;
            color: #f8f9fa;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 15px;
            border: 2px solid #2d3748;
            border-radius: 8px;
            background: #1a2332;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #339af0;
        }
        .form-row {
            display: flex;
            gap: 20px;
        }
        .form-row .form-group {
            flex: 1;
        }
        .comment-list {
            margin-top: 50px;
        }
        .comment-item {
            background: #1a2332;
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 25px;
            border-left: 4px solid #40c057;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        .user-rating {
            color: #ffd43b;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin: 60px 0 40px;
        }
        .web-link {
            background: #1a2332;
            padding: 20px;
            border-radius: 8px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid #2d3748;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(51, 154, 240, 0.2);
            border-color: #339af0;
        }
        .web-link a {
            font-size: 1.1rem;
            font-weight: 600;
            color: #a5d8ff;
        }
        footer {
            background-color: #0b0f16;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-column h4 {
            color: #4dabf7;
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        .footer-column ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-column li {
            margin-bottom: 15px;
        }
        .footer-column a {
            color: #adb5bd;
        }
        .footer-column a:hover {
            color: #fff;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2d3748;
            color: #868e96;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .web-links {
                grid-template-columns: 1fr;
            }
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
        }
        @media (max-width: 768px) {
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a2332;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .meta-info {
                flex-direction: column;
                gap: 15px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        @media (max-width: 576px) {
            .footer-links {
                grid-template-columns: 1fr;
            }
            section {
                padding: 40px 0;
            }
            article, .search-box, .interaction {
                padding: 25px;
            }
        }