* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #1a73e8;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0d47a1;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-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;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ffcc00, #ffab00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: #e3f2fd;
            font-weight: 500;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .nav-desktop a:hover {
            color: #ffcc00;
            border-bottom-color: #ffcc00;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #283593;
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            z-index: 999;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: #e3f2fd;
            padding: 0.8rem 1rem;
            border-bottom: 1px solid #3949ab;
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .mobile-nav a:hover {
            background-color: #3949ab;
            color: #ffcc00;
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 20px;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #5c6bc0;
        }
        .breadcrumb a:hover {
            color: #1a237e;
        }
        .breadcrumb span {
            color: #666;
        }
        .main-content {
            flex: 1;
            padding: 2rem 0;
        }
        .article-header {
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid #ddd;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: #666;
            font-size: 0.95rem;
        }
        .meta-info i {
            margin-right: 0.5rem;
            color: #5c6bc0;
        }
        .content-body {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-body {
                grid-template-columns: 1fr;
            }
        }
        .article-text {
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-text h2 {
            color: #283593;
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffcc00;
        }
        .article-text h3 {
            color: #3949ab;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
        }
        .article-text h4 {
            color: #5c6bc0;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        .article-text p {
            margin-bottom: 1.5rem;
            line-height: 1.8;
        }
        .article-text .highlight {
            background-color: #fff9c4;
            padding: 1.5rem;
            border-left: 4px solid #ffcc00;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .article-text ul, .article-text ol {
            margin: 1rem 0 1.5rem 2rem;
        }
        .article-text li {
            margin-bottom: 0.7rem;
        }
        .article-text strong {
            color: #1a237e;
            font-weight: 700;
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .sidebar {
            background-color: #f3f4f9;
            padding: 1.5rem;
            border-radius: 12px;
            height: fit-content;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }
        .sidebar h3 {
            color: #1a237e;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #c5cae9;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .search-form input[type="search"] {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #c5cae9;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #5c6bc0;
            color: white;
            border: none;
            padding: 0.8rem 1.2rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background-color: #3949ab;
        }
        .rating-form label, .comment-form label {
            display: block;
            margin: 0.8rem 0 0.3rem;
            font-weight: 600;
            color: #444;
        }
        .rating-form input, .rating-form select, .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #c5cae9;
            border-radius: 8px;
            font-size: 1rem;
        }
        .rating-form button, .comment-form button {
            background-color: #ff9800;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 8px;
            margin-top: 1rem;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .rating-form button:hover, .comment-form button:hover {
            background-color: #f57c00;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
        }
        .stars .active {
            color: #ffcc00;
        }
        .site-footer {
            background: #1a237e;
            color: #e3f2fd;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #ffcc00;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links a {
            color: #c5cae9;
            display: block;
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: block;
            background-color: #283593;
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
            font-style: italic;
            color: #bbdefb;
        }
        friend-link a {
            color: #ffcc00;
            font-weight: bold;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #3949ab;
            font-size: 0.9rem;
            color: #90a4ae;
        }