:root {
            --primary-color: #c62828;
            --primary-dark: #8e0000;
            --secondary-color: #1a237e;
            --accent-color: #ffab00;
            --light-bg: #f5f5f5;
            --dark-text: #212121;
            --medium-text: #616161;
            --light-text: #9e9e9e;
            --border-color: #e0e0e0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark-text);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        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, var(--secondary-color), var(--primary-dark));
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
        }
        .logo a {
            color: white;
            display: flex;
            align-items: center;
        }
        .logo-icon {
            color: var(--accent-color);
            margin-right: 10px;
            font-size: 2.5rem;
        }
        .logo:hover a {
            color: var(--accent-color);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 25px;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 5px;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--accent-color);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            margin: 3px 0;
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            padding: 12px 0;
            background-color: var(--light-bg);
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 5px;
            display: flex;
            align-items: center;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 8px;
            color: var(--medium-text);
        }
        .breadcrumb a {
            color: var(--medium-text);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        main {
            padding: 30px 0 60px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        .article-header {
            margin-bottom: 35px;
        }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }
        .article-meta {
            display: flex;
            color: var(--medium-text);
            font-size: 0.9rem;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .meta-item {
            margin-right: 20px;
            display: flex;
            align-items: center;
        }
        .meta-item i {
            margin-right: 5px;
        }
        .article-hero {
            margin-bottom: 40px;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-hero img {
            width: 100%;
            height: 400px;
            object-fit: cover;
        }
        h2, h3, h4 {
            color: var(--secondary-color);
            margin-top: 2.5rem;
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--primary-color);
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            border-bottom: 2px solid var(--border-color);
            padding-bottom: 8px;
        }
        h4 {
            font-size: 1.4rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.25rem;
            color: var(--medium-text);
            font-weight: 500;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: #fff8e1;
            border-left: 4px solid var(--accent-color);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .highlight p:last-child {
            margin-bottom: 0;
        }
        blockquote {
            font-style: italic;
            color: var(--medium-text);
            border-left: 4px solid var(--primary-color);
            padding-left: 20px;
            margin: 30px 0;
        }
        ul, ol {
            margin-bottom: 1.5rem;
            padding-left: 2rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        strong {
            color: var(--secondary-color);
            font-weight: 700;
        }
        .interactive-section {
            background-color: var(--light-bg);
            border-radius: var(--border-radius);
            padding: 30px;
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .interactive-section h3 {
            margin-top: 0;
            color: var(--primary-dark);
        }
        .search-box, .comment-form, .rating-form {
            margin-bottom: 25px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-text);
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
        }
        button, .btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }
        button:hover, .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
        }
        .rating-stars {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            margin: 10px 0 20px;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: var(--light-text);
            cursor: pointer;
            padding: 0 5px;
            margin: 0;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: var(--accent-color);
        }
        aside {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-section {
            margin-bottom: 35px;
        }
        .sidebar-section h3 {
            font-size: 1.4rem;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-color);
            margin-bottom: 20px;
        }
        .featured-list {
            list-style: none;
            padding: 0;
        }
        .featured-list li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px solid var(--border-color);
        }
        .featured-list li:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .featured-list a {
            display: flex;
            align-items: center;
            color: var(--dark-text);
        }
        .featured-list a:hover {
            color: var(--primary-color);
        }
        .featured-list i {
            margin-right: 10px;
            color: var(--primary-color);
        }
        .web-links {
            background-color: var(--secondary-color);
            color: white;
            padding: 40px 0;
            margin-top: 50px;
        }
        .web-links h3 {
            color: white;
            text-align: center;
            margin-bottom: 30px;
            border-bottom: 2px solid var(--accent-color);
            padding-bottom: 15px;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: var(--border-radius);
            padding: 20px;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }
        .web-link a {
            color: white;
            font-weight: 500;
            display: block;
        }
        .web-link a:hover {
            color: var(--accent-color);
        }
        footer {
            background-color: var(--dark-text);
            color: white;
            padding: 40px 0 20px;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
            margin-bottom: 30px;
            padding-right: 30px;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: var(--light-text);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--light-text);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            .article-header h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--secondary-color);
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 10px 0;
                width: 100%;
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            .article-header h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .footer-section {
                flex: 100%;
                padding-right: 0;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding: 0 15px;
            }
            .article-hero img {
                height: 250px;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .interactive-section {
                padding: 20px;
            }
            .web-link-container {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            header, .breadcrumb, aside, .interactive-section, .web-links, footer {
                display: none;
            }
            body {
                font-size: 12pt;
                line-height: 1.5;
            }
            .container {
                max-width: 100%;
                padding: 0;
            }
            article {
                padding: 0;
            }
            a {
                color: black;
                text-decoration: underline;
            }
            .article-hero img {
                height: 300px;
            }
        }