:root {
            --primary: #0a3d62;
            --secondary: #1e90ff;
            --accent: #ff6b6b;
            --light: #f8f9fa;
            --dark: #2d3436;
            --gray: #636e72;
            --transition: all 0.3s ease;
            --shadow: 0 5px 15px rgba(0, 0, 0, 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 {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 10px 25px;
            background: var(--secondary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn:hover {
            background: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .header {
            background: var(--primary);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
        }
        .logo span {
            color: var(--secondary);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 992px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 5px 0;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--secondary);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: white;
            border-radius: 30px;
            padding: 8px 15px;
            width: 300px;
        }
        @media (max-width: 768px) {
            .search-box {
                width: 200px;
            }
        }
        .search-box input {
            border: none;
            outline: none;
            flex: 1;
            padding: 5px 10px;
            font-size: 0.95rem;
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--primary);
            cursor: pointer;
            font-size: 1.1rem;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
        }
        @media (max-width: 992px) {
            .mobile-toggle {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: var(--primary);
            padding: 20px;
            transform: translateY(-150%);
            transition: var(--transition);
            z-index: 999;
            box-shadow: var(--shadow);
        }
        .nav-mobile.active {
            transform: translateY(0);
        }
        .nav-mobile a {
            display: block;
            padding: 15px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            font-weight: 600;
        }
        .nav-mobile a:hover {
            color: var(--secondary);
            padding-left: 10px;
        }
        .breadcrumb {
            background: var(--light);
            padding: 15px 0;
            margin-bottom: 30px;
        }
        .breadcrumb-content {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb span {
            color: var(--dark);
            font-weight: 600;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 30px;
            border-bottom: 2px solid var(--light);
            padding-bottom: 20px;
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            .article-header h1 {
                font-size: 2rem;
            }
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--gray);
            font-size: 0.9rem;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            position: relative;
        }
        .featured-image img {
            width: 100%;
            transition: var(--transition);
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            padding: 10px 15px;
            background: rgba(10, 61, 98, 0.9);
            color: white;
            font-size: 0.9rem;
            position: absolute;
            bottom: 0;
            width: 100%;
        }
        .article-body h2 {
            color: var(--primary);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
            font-size: 1.8rem;
        }
        .article-body h3 {
            color: var(--dark);
            margin: 30px 0 15px;
            font-size: 1.4rem;
        }
        .article-body p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-body strong {
            color: var(--primary);
            font-weight: 700;
        }
        .article-body em {
            color: var(--gray);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-left: 5px solid var(--secondary);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: white;
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--secondary);
        }
        .stat-card h4 {
            color: var(--primary);
            margin-bottom: 10px;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1;
        }
        .quote {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--primary);
            text-align: center;
            padding: 30px;
            margin: 40px 0;
            background: var(--light);
            border-radius: var(--border-radius);
            position: relative;
        }
        .quote::before, .quote::after {
            content: '"';
            font-size: 4rem;
            color: var(--secondary);
            opacity: 0.3;
            position: absolute;
        }
        .quote::before {
            top: 10px;
            left: 20px;
        }
        .quote::after {
            bottom: 10px;
            right: 20px;
        }
        .author {
            font-weight: 600;
            margin-top: 10px;
            color: var(--dark);
        }
        .sidebar {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        @media (max-width: 992px) {
            .sidebar {
                position: static;
            }
        }
        .sidebar-widget {
            margin-bottom: 30px;
            padding-bottom: 25px;
            border-bottom: 1px solid var(--light);
        }
        .sidebar-widget:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .widget-title {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 20px 0;
        }
        .stars i {
            color: #ffd700;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-result {
            font-weight: 600;
            color: var(--primary);
            margin-top: 10px;
        }
        .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 12px 15px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            transition: var(--transition);
        }
        .comment-form input:focus, .comment-form textarea:focus {
            border-color: var(--secondary);
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .related-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .related-links a {
            color: var(--dark);
            padding: 10px 15px;
            background: var(--light);
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .related-links a:hover {
            background: var(--secondary);
            color: white;
            transform: translateX(5px);
        }
        .related-links i {
            color: var(--primary);
        }
        .related-links a:hover i {
            color: white;
        }
        .footer-links {
            background: var(--light);
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .web-link {
            background: white;
            padding: 15px;
            border-radius: var(--border-radius);
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .web-link a {
            color: var(--primary);
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: var(--secondary);
        }
        .footer {
            background: var(--primary);
            color: white;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 25px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
        }
        .footer-logo span {
            color: var(--secondary);
        }
        .footer-links-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 25px;
            margin: 20px 0;
        }
        .footer-links-nav a {
            color: rgba(255, 255, 255, 0.8);
        }
        .footer-links-nav a:hover {
            color: var(--secondary);
        }
        .social-links {
            display: flex;
            gap: 20px;
            margin: 20px 0;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .social-links a:hover {
            background: var(--secondary);
            transform: translateY(-5px);
        }
        .copyright {
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            width: 100%;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--secondary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 99;
            box-shadow: var(--shadow);
        }
        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }
        .back-to-top:hover {
            background: var(--primary);
            transform: translateY(-5px);
        }