* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        ul, ol {
            list-style-position: inside;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 1rem;
            color: #2c3e50;
        }
        h1 {
            font-size: 2.5rem;
        }
        h2 {
            font-size: 2rem;
            border-bottom: 2px solid #3498db;
            padding-bottom: 0.5rem;
            margin-top: 2rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #2980b9;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #555;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.4rem;
            border-radius: 3px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        header {
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: #e74c3c;
            display: flex;
            align-items: center;
        }
        .logo i {
            margin-right: 0.5rem;
        }
        .search-form {
            display: flex;
            max-width: 400px;
            width: 100%;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.6rem 1rem;
            border: 2px solid #ddd;
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        .search-btn {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            font-size: 1rem;
        }
        .search-btn:hover {
            background-color: #2980b9;
        }
        nav {
            background-color: #2c3e50;
        }
        .nav-desktop {
            display: flex;
        }
        .nav-desktop a {
            color: #ecf0f1;
            padding: 0.8rem 1.2rem;
            display: block;
        }
        .nav-desktop a:hover {
            background-color: #3498db;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #2c3e50;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #2c3e50;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            z-index: 999;
        }
        .mobile-nav a {
            color: #ecf0f1;
            padding: 1rem;
            border-bottom: 1px solid #34495e;
        }
        .mobile-nav a:hover {
            background-color: #3498db;
        }
        .breadcrumb {
            padding: 0.8rem 0;
            background-color: #ecf0f1;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #3498db;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #7f8c8d;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        article {
            background-color: white;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            margin: 0 auto;
        }
        .image-caption {
            font-style: italic;
            color: #7f8c8d;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        aside {
            background-color: white;
            padding: 1.5rem;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            color: #2c3e50;
        }
        .rating-section, .comments-section {
            background-color: white;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            margin-top: 2rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.5rem;
            color: #f39c12;
            cursor: pointer;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 0.3rem;
            font-weight: 600;
        }
        .form-group input, .form-group textarea {
            padding: 0.7rem;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: #2ecc71;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            align-self: flex-start;
        }
        .submit-btn:hover {
            background-color: #27ae60;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin: 2rem 0;
        }
        .web-link {
            background-color: #ecf0f1;
            padding: 1rem;
            border-radius: 4px;
            text-align: center;
        }
        .web-link a {
            color: #3498db;
            font-weight: 500;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        footer {
            background-color: #2c3e50;
            color: #ecf0f1;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-column h3 {
            color: #ecf0f1;
            font-size: 1.2rem;
            margin-bottom: 1.2rem;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-links a {
            color: #bdc3c7;
        }
        .footer-links a:hover {
            color: #3498db;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #34495e;
            color: #95a5a6;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .header-top {
                flex-direction: column;
                gap: 1rem;
            }
            .search-form {
                max-width: 100%;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1rem;
            }
            .mobile-nav.active {
                display: flex;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        a:hover, button:hover {
            opacity: 0.9;
        }
        .web-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
        }
        .article-intro {
            font-size: 1.1rem;
            color: #2c3e50;
            border-left: 4px solid #3498db;
            padding-left: 1rem;
            margin-bottom: 2rem;
        }
        blockquote {
            background-color: #f8f9fa;
            border-left: 4px solid #e74c3c;
            padding: 1.5rem;
            margin: 1.5rem 0;
            font-style: italic;
            color: #555;
        }
        .key-points {
            background-color: #e8f4fc;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
        }
        .key-points ul {
            list-style-type: none;
        }
        .key-points li {
            padding: 0.3rem 0;
            position: relative;
            padding-left: 1.5rem;
        }
        .key-points li:before {
            content: "✓";
            color: #2ecc71;
            font-weight: bold;
            position: absolute;
            left: 0;
        }