* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #4A2C8C;
            --secondary-color: #FF6B35;
            --accent-color: #00C9B1;
            --text-dark: #2D2D2D;
            --text-light: #F8F9FA;
            --gray-light: #E9ECEF;
            --gray-medium: #ADB5BD;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 5rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            min-height: 100vh;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: var(--spacing-sm);
            color: var(--primary-color);
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-align: center;
            margin-bottom: var(--spacing-md);
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--accent-color);
            padding-left: var(--spacing-sm);
            margin-top: var(--spacing-lg);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary-color);
        }
        p {
            margin-bottom: var(--spacing-sm);
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary-color);
            text-align: center;
            max-width: 800px;
            margin: 0 auto var(--spacing-lg);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .header {
            background: linear-gradient(135deg, var(--primary-color), #6A4CBF);
            color: var(--text-light);
            padding: var(--spacing-sm) 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-light);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .logo span {
            color: var(--accent-color);
        }
        .logo:hover {
            transform: scale(1.05);
            transition: var(--transition);
        }
        .nav-desktop {
            display: flex;
            gap: var(--spacing-md);
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            background-color: rgba(255,255,255,0.15);
            transform: translateY(-2px);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 3px;
            background: var(--accent-color);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: var(--spacing-xs);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: var(--primary-color);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: var(--spacing-sm);
            box-shadow: var(--shadow);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile .nav-link {
            padding: var(--spacing-sm);
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background-color: var(--gray-light);
            padding: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
            border-radius: var(--border-radius);
        }
        .breadcrumb-list {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: var(--spacing-xs);
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
        }
        .breadcrumb-item a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb-item a:hover {
            text-decoration: underline;
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '›';
            margin-left: var(--spacing-xs);
            color: var(--gray-medium);
        }
        .main-content {
            background-color: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: var(--spacing-lg);
        }
        .hero {
            text-align: center;
            padding: var(--spacing-lg) 0;
            background: linear-gradient(rgba(74,44,140,0.9), rgba(106,76,191,0.9)), url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjxkZWZzPjxwYXR0ZXJuIGlkPSJwYXR0ZXJuIiB4PSIwIiB5PSIwIiB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHBhdHRlcm5Vbml0cz0idXNlclNwYWNlT25Vc2UiIHBhdHRlcm5UcmFuc2Zvcm09InJvdGF0ZSg0NSkiPjxyZWN0IHg9IjAiIHk9IjAiIHdpZHRoPSIyMCIgaGVpZ2h0PSIyMCIgZmlsbD0icmdiYSgyNTUsMjU1LDI1NSwwLjA1KSIvPjwvcGF0dGVybj48L2RlZnM+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0idXJsKCNwYXR0ZXJuKSIvPjwvc3ZnPg==');
            color: var(--text-light);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-lg);
        }
        .hero h1 {
            color: var(--text-light);
            background: none;
            -webkit-text-fill-color: var(--text-light);
        }
        .search-section {
            background-color: var(--gray-light);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-lg) 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid var(--primary-color);
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--accent-color);
        }
        .search-button {
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-button:hover {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            transform: translateX(2px);
        }
        .article-content {
            line-height: 1.8;
        }
        .article-section {
            margin-bottom: var(--spacing-lg);
            padding-bottom: var(--spacing-md);
            border-bottom: 1px solid var(--gray-light);
        }
        .highlight-box {
            background: linear-gradient(135deg, rgba(255,107,53,0.1), rgba(0,201,177,0.1));
            border-left: 4px solid var(--accent-color);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .emoji {
            font-size: 1.5em;
            margin-right: 0.5rem;
        }
        .keyword {
            background-color: rgba(255,107,53,0.15);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
            color: var(--secondary-color);
        }
        .featured-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: var(--spacing-md) auto;
            display: block;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.01);
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray-medium);
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-md);
            margin: var(--spacing-lg) 0;
        }
        .comment-form, .rating-form {
            background-color: var(--gray-light);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
        }
        .form-group {
            margin-bottom: var(--spacing-sm);
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary-color);
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid var(--gray-medium);
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            border-color: var(--accent-color);
            outline: none;
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-button {
            background: linear-gradient(135deg, var(--primary-color), #6A4CBF);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .submit-button:hover {
            background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.5rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: var(--gray-medium);
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--secondary-color);
        }
        .footer-links {
            background-color: var(--primary-color);
            padding: var(--spacing-lg);
            margin-top: var(--spacing-lg);
            border-radius: var(--border-radius) var(--border-radius) 0 0;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-md);
        }
        .web-link {
            background-color: rgba(255,255,255,0.1);
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .web-link a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            display: block;
        }
        .web-link a:hover {
            text-decoration: underline;
            color: var(--accent-color);
        }
        .footer {
            background-color: #2D2D2D;
            color: var(--text-light);
            padding: var(--spacing-lg);
            text-align: center;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
        }
        .copyright {
            margin-top: var(--spacing-md);
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: var(--gray-medium);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .main-content {
                padding: var(--spacing-md);
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--border-radius);
                margin-bottom: var(--spacing-xs);
            }
            .search-button {
                border-radius: var(--border-radius);
                padding: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .header-container {
                flex-wrap: wrap;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            .header, .search-section, .interactive-section, .footer-links, .footer {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            .main-content {
                box-shadow: none;
                padding: 0;
            }
        }