* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        header {
            background: linear-gradient(90deg, #1a237e, #283593);
            color: white;
            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;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: #ffeb3b;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .my-logo i {
            font-size: 2rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-menu {
            display: flex;
            gap: 25px;
            list-style: none;
        }
        .nav-menu a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .breadcrumb {
            padding: 12px 20px;
            background-color: #e8eaf6;
            font-size: 0.9rem;
            border-bottom: 1px solid #d1d9e6;
        }
        .breadcrumb a {
            color: #1a237e;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-box {
            padding: 30px 0 20px;
            background-color: white;
            border-bottom: 1px solid #eee;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 25px;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background: linear-gradient(90deg, #ff9800, #ff5722);
            color: white;
            border: none;
            padding: 0 30px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #ff5722, #ff9800);
            letter-spacing: 1px;
        }
        main {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        h1 {
            color: #1a237e;
            font-size: 2.8rem;
            margin-bottom: 25px;
            line-height: 1.2;
            border-left: 6px solid #ff9800;
            padding-left: 20px;
        }
        h2 {
            color: #283593;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #e8eaf6;
        }
        h3 {
            color: #3949ab;
            margin: 30px 0 15px;
        }
        h4 {
            color: #5c6bc0;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: #555;
            font-weight: 500;
            background-color: #f9f9ff;
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid #3949ab;
        }
        .highlight {
            background-color: #fffde7;
            padding: 3px 6px;
            border-radius: 3px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        a {
            color: #1a237e;
            text-decoration: none;
            border-bottom: 1px dotted #1a237e;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #ff9800;
            border-bottom: 1px solid #ff9800;
        }
        .article-image {
            margin: 30px auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 15px 25px rgba(0, 0, 0, 0.1);
            max-width: 800px;
        }
        .article-image figcaption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 10px;
            background-color: #f5f5f5;
        }
        .sidebar {
            background-color: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: #1a237e;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #ffeb3b;
        }
        .sidebar ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed #e0e0e0;
        }
        .sidebar a {
            display: block;
            padding: 8px 0;
            color: #555;
            border-bottom: none;
        }
        .sidebar a:hover {
            color: #ff9800;
            padding-left: 5px;
        }
        .rating-section,
        .comments-section {
            background-color: white;
            border-radius: 12px;
            padding: 30px;
            margin-top: 40px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 20px;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ff9800;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: #444;
        }
        .form-group input,
        .form-group textarea {
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #3949ab;
            outline: none;
        }
        .submit-btn {
            background: linear-gradient(90deg, #1a237e, #3949ab);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            align-self: flex-start;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #3949ab, #1a237e);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(57, 73, 171, 0.3);
        }
        footer {
            background: linear-gradient(90deg, #1a237e, #283593);
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-column h4 {
            color: #ffeb3b;
            margin-bottom: 20px;
        }
        .footer-column ul {
            list-style: none;
        }
        .footer-column li {
            margin-bottom: 12px;
        }
        .footer-column a {
            color: #e0e0ff;
            border-bottom: none;
        }
        .footer-column a:hover {
            color: #ffeb3b;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 15px;
            border-radius: 6px;
            margin-top: 15px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            color: #b0b0ff;
            font-size: 0.9rem;
        }
        .last-updated {
            background-color: #e8f5e9;
            padding: 10px 20px;
            border-radius: 6px;
            margin: 25px 0;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            color: #2e7d32;
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                flex-direction: column;
                background-color: #1a237e;
                width: 100%;
                text-align: center;
                padding: 20px 0;
                transition: 0.3s;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
            }
            .nav-menu.active {
                left: 0;
            }
            h1 {
                font-size: 2rem;
            }
            .header-container {
                padding: 12px 15px;
            }
            .article-content,
            .sidebar,
            .rating-section,
            .comments-section {
                padding: 25px;
            }
        }
        @media print {
            header, .sidebar, .search-box, footer, .rating-section, .comments-section {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
        }