* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }
        a {
            text-decoration: none;
            color: #0066cc;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #004999;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
        }
        .logo i {
            margin-right: 10px;
            color: #4caf50;
        }
        .logo span {
            color: #4caf50;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 1.5rem;
        }
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            transition: background-color 0.3s ease;
        }
        .nav-links a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .nav-links a.active {
            background-color: #4caf50;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: #666;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #1a237e;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        .article-content {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        .sidebar-widget h3 {
            color: #1a237e;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e8eaf6;
        }
        h1 {
            font-size: 2.5rem;
            color: #1a237e;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 1.8rem;
            color: #283593;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e8eaf6;
        }
        h3 {
            font-size: 1.4rem;
            color: #3949ab;
            margin: 1.5rem 0 1rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #555;
            background-color: #f1f8e9;
            padding: 1.2rem;
            border-left: 4px solid #4caf50;
            border-radius: 0 8px 8px 0;
            margin: 1.5rem 0;
        }
        .highlight {
            background-color: #fffde7;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid #ffd600;
            margin: 1.5rem 0;
        }
        .keyword {
            font-weight: 700;
            color: #1a237e;
        }
        .article-image {
            margin: 2rem auto;
            text-align: center;
        }
        .article-image img {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            max-height: 500px;
            object-fit: cover;
        }
        .article-image figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.8rem;
            font-size: 0.9rem;
        }
        ul, ol {
            margin-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .search-box, .comment-form, .rating-form {
            background: #f5f5f5;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
        }
        .search-box h3, .comment-form h3, .rating-form h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        button:hover {
            background: linear-gradient(135deg, #283593 0%, #1a237e 100%);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            font-size: 1.5rem;
            color: #ddd;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            margin-right: 5px;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffd600;
        }
        .comments-section {
            margin-top: 2rem;
        }
        .comment {
            background: white;
            padding: 1.2rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
            border-left: 3px solid #4caf50;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: #666;
        }
        .comment-author {
            font-weight: 700;
            color: #1a237e;
        }
        footer {
            background: #1a237e;
            color: white;
            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-logo {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .footer-links h4, .friend-links h4 {
            font-size: 1.2rem;
            margin-bottom: 1.2rem;
            color: #4caf50;
        }
        .footer-links ul, .friend-links friend-link {
            list-style: none;
        }
        .footer-links li, .friend-links a {
            margin-bottom: 0.8rem;
        }
        .footer-links a, .friend-links a {
            color: #bbdefb;
        }
        .footer-links a:hover, .friend-links a:hover {
            color: white;
            padding-left: 5px;
            transition: all 0.3s ease;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #283593;
            font-size: 0.9rem;
            color: #bbdefb;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 1rem;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 0;
                width: 100%;
            }
            .nav-links a {
                display: block;
                padding: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .tag {
            display: inline-block;
            background: #e3f2fd;
            color: #1565c0;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }