* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #f05423; 
            --secondary-color: #1d428a; 
            --accent-color: #ffd700; 
            --dark-color: #222831;
            --light-color: #f5f5f5;
            --text-color: #333;
            --text-light: #777;
            --border-color: #e0e0e0;
            --success-color: #4CAF50;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --container-width: 1200px;
            --header-height: 70px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: #fff;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            text-align: center;
            transition: var(--transition);
        }
        .btn:hover {
            background-color: #d9430f;
            transform: translateY(-2px);
            box-shadow: var(--shadow);
        }
        .section {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 2rem;
            color: var(--secondary-color);
            position: relative;
            padding-bottom: 15px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background-color: var(--primary-color);
            border-radius: 2px;
        }
        .text-center {
            text-align: center;
        }
        .text-center .section-title::after {
            left: 50%;
            transform: translateX(-50%);
        }
        .highlight {
            color: var(--primary-color);
            font-weight: 700;
        }
        header {
            background-color: white;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--secondary-color);
            display: flex;
            align-items: center;
        }
        .logo i {
            color: var(--primary-color);
            margin-right: 10px;
            font-size: 2rem;
        }
        .logo span {
            color: var(--primary-color);
        }
        nav ul {
            display: flex;
            gap: 30px;
        }
        nav a {
            font-weight: 600;
            font-size: 1.05rem;
            position: relative;
            padding: 5px 0;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-color);
            transition: var(--transition);
        }
        nav a:hover::after,
        nav a.active::after {
            width: 100%;
        }
        nav a:hover {
            color: var(--primary-color);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--secondary-color);
        }
        .breadcrumb {
            background-color: #f9f9f9;
            padding: 15px 0;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.95rem;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb i {
            margin: 0 5px;
            color: #aaa;
            font-size: 0.8rem;
        }
        .breadcrumb .current {
            color: var(--secondary-color);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, var(--secondary-color) 0%, #0d2b5c 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 40px;
            opacity: 0.9;
        }
        .search-box {
            max-width: 700px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.15);
            padding: 25px;
            border-radius: var(--border-radius);
            backdrop-filter: blur(5px);
        }
        .search-box h2 {
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: var(--border-radius);
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            padding: 0 30px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #d9430f;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        .article-content {
            padding: 30px;
        }
        .article-content h1 {
            font-size: 2.8rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            color: var(--text-light);
            font-size: 0.95rem;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 20px;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1.5rem;
            color: var(--secondary-color);
            padding-bottom: 10px;
            border-bottom: 2px dashed var(--border-color);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: var(--dark-color);
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content p.lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--secondary-color);
            background-color: #f0f8ff;
            padding: 20px;
            border-left: 5px solid var(--primary-color);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .article-content ul, .article-content ol {
            margin-bottom: 1.5rem;
            padding-left: 2rem;
        }
        .article-content li {
            margin-bottom: 0.8rem;
        }
        .article-content strong {
            color: var(--secondary-color);
            font-weight: 700;
        }
        .article-content em {
            color: var(--primary-color);
            font-style: italic;
        }
        .img-container {
            margin: 2.5rem 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            position: relative;
        }
        .img-container img {
            width: 100%;
            transition: var(--transition);
        }
        .img-container:hover img {
            transform: scale(1.03);
        }
        .img-caption {
            padding: 15px;
            background-color: #f9f9f9;
            font-size: 0.95rem;
            color: var(--text-light);
            text-align: center;
            border-top: 1px solid var(--border-color);
        }
        .info-box {
            background-color: #e8f4fc;
            border-left: 5px solid var(--secondary-color);
            padding: 25px;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .info-box-title {
            font-size: 1.4rem;
            margin-bottom: 15px;
            color: var(--secondary-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .quote {
            font-size: 1.2rem;
            font-style: italic;
            padding: 30px;
            background-color: #fff9e6;
            border-radius: var(--border-radius);
            margin: 2.5rem 0;
            position: relative;
            border-left: 5px solid var(--accent-color);
        }
        .quote::before {
            content: '\f10d';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            top: 15px;
            left: 15px;
            color: var(--accent-color);
            opacity: 0.3;
            font-size: 2rem;
        }
        .quote-author {
            margin-top: 15px;
            font-weight: 600;
            color: var(--primary-color);
            text-align: right;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 2.5rem 0;
        }
        .stat-card {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--primary-color);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-10px);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 900;
            color: var(--secondary-color);
            line-height: 1;
            margin-bottom: 10px;
        }
        .stat-label {
            font-size: 1.1rem;
            color: var(--text-light);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: var(--secondary-color);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget-title i {
            color: var(--primary-color);
        }
        .featured-list li {
            padding: 15px 0;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .featured-list li:last-child {
            border-bottom: none;
        }
        .featured-list i {
            color: var(--primary-color);
            font-size: 1.2rem;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ddd;
            margin: 20px 0;
            cursor: pointer;
        }
        .stars .active {
            color: var(--accent-color);
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            margin-bottom: 15px;
            font-family: inherit;
            font-size: 1rem;
            min-height: 120px;
            resize: vertical;
        }
        .comment-form input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            margin-bottom: 15px;
            font-size: 1rem;
        }
        .interactive-section {
            background-color: #f8f9fa;
            border-radius: var(--border-radius);
            padding: 30px;
            margin: 3rem 0;
            border-left: 5px solid var(--primary-color);
        }
        .interactive-title {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 25px;
            color: var(--secondary-color);
        }
        .interactive-title i {
            font-size: 2rem;
            color: var(--primary-color);
        }
        .tab-container {
            margin-top: 20px;
        }
        .tabs {
            display: flex;
            border-bottom: 2px solid var(--border-color);
            margin-bottom: 20px;
        }
        .tab {
            padding: 15px 30px;
            background: none;
            border: none;
            cursor: pointer;
            font-weight: 600;
            color: var(--text-light);
            border-bottom: 3px solid transparent;
            transition: var(--transition);
        }
        .tab.active {
            color: var(--primary-color);
            border-bottom-color: var(--primary-color);
        }
        .tab-content {
            display: none;
            padding: 20px 0;
            animation: fadeIn 0.5s;
        }
        .tab-content.active {
            display: block;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .web-links {
            background-color: #f0f8ff;
            padding: 60px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .web-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: white;
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        .web-link a {
            color: var(--secondary-color);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        .web-link i {
            color: var(--primary-color);
        }
        footer {
            background-color: var(--dark-color);
            color: #ccc;
            padding-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h3 {
            color: white;
            font-size: 1.4rem;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(255, 255, 255, 0.1);
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #aaa;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .footer-links i {
            color: var(--primary-color);
            font-size: 0.9rem;
        }
        .copyright {
            text-align: center;
            padding: 25px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #888;
            font-size: 0.95rem;
        }
        @media (max-width: 1200px) {
            .container {
                padding: 0 30px;
            }
        }
        @media (max-width: 992px) {
            .section-title {
                font-size: 2.2rem;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            .article-content h1 {
                font-size: 2.4rem;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
            nav ul {
                position: fixed;
                top: var(--header-height);
                left: -100%;
                width: 100%;
                height: calc(100vh - var(--header-height));
                background-color: white;
                flex-direction: column;
                align-items: center;
                padding-top: 40px;
                gap: 25px;
                transition: var(--transition);
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
                z-index: 999;
            }
            nav ul.active {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .hero {
                padding: 50px 0;
            }
            .hero h1 {
                font-size: 2.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 15px;
            }
            .article-content {
                padding: 20px;
            }
            .article-content h1 {
                font-size: 2rem;
            }
            .article-content h2 {
                font-size: 1.6rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .tabs {
                flex-wrap: wrap;
            }
            .tab {
                flex: 1;
                min-width: 120px;
                text-align: center;
                padding: 12px 15px;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding: 0 20px;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            .breadcrumb {
                font-size: 0.85rem;
            }
            .web-links .container {
                grid-template-columns: 1fr;
            }
        }