:root {
            --primary: #0033a0; 
            --secondary: #c8102e; 
            --accent: #ffd100; 
            --dark: #1a1a1a;
            --light: #f8f9fa;
            --gray: #6c757d;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 51, 160, 0.1);
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        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(--primary) 0%, #002066 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
        }
        .logo a:hover {
            color: var(--accent);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--accent);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 1rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 5px;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary);
            font-size: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--primary);
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #eee;
        }
        h3 {
            color: var(--secondary);
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--secondary);
            background: var(--light);
            padding: 1rem;
            border-left: 4px solid var(--accent);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent) 0%, var(--accent) 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 88%;
            font-weight: 700;
            padding: 0 2px;
        }
        .stats-box {
            background: var(--light);
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            margin: 1.5rem 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }
        .stat-item {
            text-align: center;
            padding: 1rem;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            display: block;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--gray);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 5px solid white;
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .image-caption {
            font-style: italic;
            color: var(--gray);
            font-size: 0.9rem;
            margin-top: 0.5rem;
        }
        blockquote {
            border-left: 5px solid var(--secondary);
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: var(--dark);
            background: var(--light);
            padding: 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        blockquote footer {
            margin-top: 1rem;
            font-weight: bold;
            color: var(--primary);
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .interactive-box {
            background: linear-gradient(135deg, var(--primary) 0%, #002066 100%);
            color: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            text-align: center;
        }
        .interactive-box h3 {
            color: white;
            margin-top: 0;
        }
        .btn {
            display: inline-block;
            background: var(--accent);
            color: var(--dark);
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .btn:hover {
            background: white;
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0,0,0,0.2);
        }
        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }
        .btn-secondary:hover {
            background: white;
            color: var(--primary);
        }
        aside {
            background: white;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin-top: 0;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
            color: var(--primary);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--secondary);
        }
        .related-links {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px solid #eee;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links i {
            color: var(--secondary);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 1.5rem;
            color: #ffd100;
            margin: 0.5rem 0;
            cursor: pointer;
        }
        .stars span {
            margin: 0 2px;
        }
        .stars span:hover,
        .stars span:hover ~ span {
            color: #ffaa00;
        }
        .comment-section {
            margin-top: 3rem;
            border-top: 2px solid var(--primary);
            padding-top: 2rem;
        }
        .comment-form label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: white;
            margin-bottom: 1rem;
            display: block;
        }
        .footer-links h4 {
            color: var(--accent);
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: var(--border-radius);
            margin-top: 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 20px;
            }
            nav {
                width: 100%;
                display: none;
                margin-top: 1rem;
            }
            .nav-active {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                gap: 0;
            }
            .nav-links li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .nav-links a {
                display: block;
                padding: 0.8rem 0;
            }
            h1 {
                font-size: 2rem;
            }
            .stats-box {
                grid-template-columns: 1fr;
            }
        }