:root {
            --primary: #2A6BBF;
            --secondary: #FF9900;
            --accent: #34C759;
            --dark: #1A365D;
            --light: #F7FAFC;
            --text: #2D3748;
            --text-light: #718096;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: all 0.3s ease;
            font-size: 16px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: #fff;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
            color: var(--dark);
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 1.5rem;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 3rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary);
        }
        h3 {
            font-size: 1.8rem;
            margin-top: 2.5rem;
            color: var(--primary);
        }
        h4 {
            font-size: 1.4rem;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        strong, b {
            color: var(--dark);
        }
        em {
            font-style: italic;
        }
        header {
            background-color: var(--dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .logo a:hover {
            color: var(--secondary);
        }
        .logo i {
            color: var(--secondary);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--secondary);
            border-bottom-color: var(--secondary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            padding: 1.5rem;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .mobile-nav a {
            color: white;
            font-weight: 600;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .mobile-nav a:hover {
            color: var(--secondary);
            padding-left: 0.5rem;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 1rem 0;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            color: var(--text-light);
            font-size: 0.8rem;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0 4rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        aside {
            background: var(--light);
            padding: 2rem;
            border-radius: var(--radius);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: var(--dark);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 0 1.5rem;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1.1rem;
        }
        .search-form button:hover {
            background-color: var(--secondary);
        }
        .comment-form, .rating-form {
            margin-top: 1.5rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.9rem;
            border: 2px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--primary);
            outline: none;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn-submit {
            background-color: var(--accent);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--radius);
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
            font-size: 1.1rem;
        }
        .btn-submit:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
        }
        .star-rating {
            display: flex;
            justify-content: space-between;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating input:checked ~ label {
            color: var(--secondary);
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 0 auto;
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, var(--light) 0%, #e3f2fd 100%);
            border-left: 5px solid var(--primary);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .highlight-box h4 {
            margin-top: 0;
            color: var(--dark);
        }
        .quote {
            font-size: 1.2rem;
            font-style: italic;
            color: var(--primary);
            border-left: 4px solid var(--secondary);
            padding-left: 1.5rem;
            margin: 2.5rem 0;
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(to right, var(--primary), var(--accent));
            color: white;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-weight: 700;
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
            color: white;
            background: linear-gradient(to right, var(--secondary), var(--primary));
        }
        .link-list {
            background: var(--light);
            padding: 2rem;
            border-radius: var(--radius);
            margin: 2.5rem 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .link-list a {
            display: block;
            padding: 0.8rem 1.2rem;
            background: white;
            border-radius: var(--radius);
            border: 1px solid #ddd;
            transition: var(--transition);
        }
        .link-list a:hover {
            background-color: var(--primary);
            color: white;
            border-color: var(--primary);
            transform: translateX(5px);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .web-link {
            background: var(--light);
            padding: 1.5rem;
            border-radius: var(--radius);
            text-align: center;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: var(--dark);
            color: white;
            transform: translateY(-5px);
        }
        .web-link a {
            color: inherit;
            font-weight: 600;
        }
        footer {
            background-color: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 1rem;
            color: white;
        }
        .footer-links h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #cbd5e0;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            :root {
                font-size: 15px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 0 1rem;
            }
            .main-content {
                gap: 2rem;
                padding: 0 1rem;
            }
            article, aside {
                padding: 1.5rem;
            }
            .link-list ul {
                grid-template-columns: 1fr;
            }
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .web-links {
                grid-template-columns: 1fr;
            }
            .star-rating label {
                font-size: 1.8rem;
            }
        }
        @media print {
            header, .breadcrumb, aside, .search-form, .comment-form, .rating-form, footer {
                display: none;
            }
            .main-content {
                grid-template-columns: 1fr;
            }
            article {
                box-shadow: none;
                padding: 0;
            }
            a {
                color: black;
                text-decoration: underline;
            }
        }