:root {
            --primary-color: #0056b3; 
            --secondary-color: #dc3545; 
            --accent-color: #ffc107; 
            --dark-bg: #1a1a2e;
            --light-bg: #f8f9fa;
            --text-dark: #212529;
            --text-light: #e9ecef;
            --gray-border: #dee2e6;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--dark-bg);
            color: var(--text-light);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent-color);
            letter-spacing: 1px;
        }
        .logo a span {
            color: var(--text-light);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 30px;
        }
        .nav-links a {
            color: var(--text-light);
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--accent-color);
            border-bottom-color: var(--accent-color);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--text-light);
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #2d2d44;
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: var(--accent-color);
        }
        .breadcrumb span {
            color: var(--text-light);
            margin: 0 8px;
        }
        main {
            padding: 40px 0;
            background: white;
        }
        article {
            max-width: 900px;
            margin: 0 auto 50px;
        }
        .article-header {
            margin-bottom: 40px;
            border-bottom: 3px solid var(--primary-color);
            padding-bottom: 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        .article-meta {
            color: #666;
            font-size: 0.95rem;
            margin-bottom: 25px;
        }
        .article-meta i {
            margin-right: 8px;
            color: var(--secondary-color);
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        h2, h3, h4 {
            color: var(--primary-color);
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            line-height: 1.4;
        }
        h2 {
            font-size: 2rem;
            border-left: 5px solid var(--secondary-color);
            padding-left: 15px;
        }
        h3 {
            font-size: 1.6rem;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--dark-bg);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: #fff8e1;
            border-left: 4px solid var(--accent-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight strong {
            color: var(--secondary-color);
        }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 4px solid var(--primary-color);
            padding-left: 20px;
            margin: 30px 0;
            font-size: 1.2rem;
        }
        ul, ol {
            margin-left: 30px;
            margin-bottom: 25px;
        }
        li {
            margin-bottom: 10px;
        }
        .cta-box {
            background: linear-gradient(135deg, var(--primary-color), #0d47a1);
            color: white;
            padding: 30px;
            border-radius: 12px;
            text-align: center;
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .cta-box h3 {
            color: white;
            margin-top: 0;
        }
        .btn {
            display: inline-block;
            background-color: var(--secondary-color);
            color: white;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-top: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background-color: #c82333;
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(220, 53, 69, 0.4);
        }
        .interactive-module {
            background-color: var(--light-bg);
            border-radius: 12px;
            padding: 30px;
            margin: 50px 0;
            box-shadow: var(--shadow);
        }
        .module-title {
            display: flex;
            align-items: center;
            color: var(--primary-color);
            margin-bottom: 25px;
        }
        .module-title i {
            font-size: 1.8rem;
            margin-right: 15px;
        }
        .search-box, .comment-form, .rating-form {
            display: grid;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            font-weight: 600;
            margin-bottom: 8px;
        }
        input, textarea, select {
            padding: 14px;
            border: 1px solid var(--gray-border);
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.2);
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ddd;
            margin: 10px 0;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--accent-color);
        }
        .rating-summary {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-top: 20px;
        }
        .avg-rating {
            font-size: 3rem;
            font-weight: bold;
            color: var(--primary-color);
        }
        .internal-links {
            background-color: #2d2d44;
            padding: 40px 0;
        }
        .web-link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: #3a3a52;
            padding: 15px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: #48486b;
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--text-light);
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: var(--accent-color);
        }
        footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            text-align: center;
            padding: 30px 0;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 25px;
            margin-bottom: 25px;
        }
        .footer-links a {
            color: #aaa;
        }
        .footer-links a:hover {
            color: var(--accent-color);
        }
        .copyright {
            font-size: 0.9rem;
            color: #888;
            border-top: 1px solid #444;
            padding-top: 20px;
            max-width: 800px;
            margin: 0 auto;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background-color: var(--dark-bg);
                width: 280px;
                height: calc(100vh - 80px);
                padding-top: 40px;
                transition: right 0.5s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                right: 0;
            }
            .nav-links li {
                margin: 0 0 25px 0;
                text-align: center;
            }
            .hamburger {
                display: block;
            }
            .web-link-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .article-meta { font-size: 0.85rem; }
            .rating-summary { flex-direction: column; align-items: flex-start; }
            .web-link-grid {
                grid-template-columns: 1fr;
            }
            .footer-links {
                flex-direction: column;
                gap: 15px;
            }
        }