* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #2d3748;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #3182ce;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #2b6cb0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul {
            list-style: none;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to right, #1a202c, #2d3748);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            display: flex;
            align-items: center;
        }
        .logo a {
            color: #63b3ed;
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        .logo i {
            margin-right: 10px;
            color: #e53e3e;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }
        .nav-desktop {
            display: flex;
        }
        .nav-desktop ul {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: #cbd5e0;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a:hover {
            color: white;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            bottom: 0;
            left: 0;
            background-color: #63b3ed;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: #2d3748;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: block;
        }
        .nav-mobile ul {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .nav-mobile a {
            color: #cbd5e0;
            display: block;
            padding: 0.8rem;
            border-radius: 5px;
        }
        .nav-mobile a:hover {
            background-color: #4a5568;
            color: white;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: #4a5568;
        }
        .breadcrumb a:hover {
            color: #3182ce;
        }
        .breadcrumb .separator {
            color: #a0aec0;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        .article-content {
            background-color: white;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 1.5rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #2d3748;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 1rem;
            color: #718096;
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .article-body {
            font-size: 1.1rem;
        }
        .article-body h2 {
            font-size: 2rem;
            color: #2d3748;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .article-body h3 {
            font-size: 1.5rem;
            color: #4a5568;
            margin: 2rem 0 1rem;
        }
        .article-body p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-body strong {
            color: #2d3748;
            font-weight: 700;
        }
        .article-body em {
            color: #718096;
        }
        .highlight-box {
            background-color: #ebf8ff;
            border-left: 4px solid #3182ce;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: #718096;
            font-size: 0.95rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #2d3748;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #63b3ed;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #cbd5e0;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            border-color: #3182ce;
        }
        .search-button {
            background-color: #3182ce;
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: #2b6cb0;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #e2e8f0;
            margin-bottom: 1rem;
            cursor: pointer;
        }
        .stars .star {
            transition: color 0.2s;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #f6ad55;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-input {
            padding: 0.8rem;
            border: 2px solid #cbd5e0;
            border-radius: 6px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .rating-input:focus {
            border-color: #3182ce;
        }
        .rating-button {
            background-color: #38a169;
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .rating-button:hover {
            background-color: #2f855a;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #cbd5e0;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
            outline: none;
            transition: border-color 0.3s;
        }
        .comment-form textarea:focus {
            border-color: #3182ce;
        }
        .comment-button {
            background-color: #805ad5;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s;
            margin-top: 1rem;
            width: 100%;
        }
        .comment-button:hover {
            background-color: #6b46c1;
        }
        .web-links-section {
            background-color: white;
            border-radius: 12px;
            padding: 2rem;
            margin: 2rem 0;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }
        .web-links-section h2 {
            font-size: 1.8rem;
            color: #2d3748;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #63b3ed;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background-color: #edf2f7;
            padding: 1rem;
            border-radius: 8px;
            transition: background-color 0.3s, transform 0.3s;
        }
        .web-link:hover {
            background-color: #e2e8f0;
            transform: translateY(-3px);
        }
        .web-link a {
            color: #2d3748;
            font-weight: 600;
            display: block;
        }
        .site-footer {
            background: linear-gradient(to right, #1a202c, #2d3748);
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #63b3ed;
            display: inline-block;
        }
        .footer-section ul li {
            margin-bottom: 0.8rem;
        }
        .footer-section a {
            color: #cbd5e0;
            transition: color 0.3s;
        }
        .footer-section a:hover {
            color: #63b3ed;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #4a5568;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .article-header h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .menu-toggle {
                display: block;
            }
            .article-content {
                padding: 1.8rem;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .web-links-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.6rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
        }