* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a237e;
            --secondary-color: #c62828;
            --accent-color: #ffab00;
            --light-color: #f5f5f5;
            --dark-color: #121212;
            --text-color: #333;
            --text-light: #666;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 5rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background-color: var(--primary-color);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: var(--spacing-sm) 0;
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .logo i {
            color: var(--accent-color);
        }
        .logo:hover {
            color: var(--accent-color);
        }
        .search-form {
            display: flex;
            max-width: 400px;
            width: 100%;
        }
        .search-input {
            flex: 1;
            padding: 0.75rem 1rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-btn {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #b71c1c;
        }
        .main-nav {
            background-color: rgba(0, 0, 0, 0.9);
            padding: var(--spacing-sm) 0;
        }
        .nav-list {
            display: flex;
            justify-content: center;
            gap: var(--spacing-md);
        }
        .nav-link {
            color: white;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent-color);
            background-color: rgba(255, 255, 255, 0.1);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: var(--spacing-sm) 0;
            background-color: var(--light-color);
            font-size: 0.9rem;
        }
        .breadcrumb-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        .breadcrumb-link {
            color: var(--text-light);
        }
        .breadcrumb-link:hover {
            color: var(--primary-color);
        }
        .breadcrumb-item:last-child {
            color: var(--primary-color);
            font-weight: 500;
        }
        .main-content {
            padding: var(--spacing-lg) 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
            padding-bottom: var(--spacing-lg);
            border-bottom: 1px solid #eee;
        }
        .article-title {
            font-size: 2.8rem;
            color: var(--primary-color);
            margin-bottom: var(--spacing-sm);
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: var(--spacing-md);
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: var(--spacing-md);
        }
        .article-meta i {
            margin-right: 0.5rem;
        }
        .featured-image {
            margin: var(--spacing-lg) 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-body {
            font-size: 1.1rem;
            max-width: 900px;
            margin: 0 auto;
        }
        .article-section {
            margin-bottom: var(--spacing-xl);
        }
        .section-title {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: var(--spacing-md);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-color);
        }
        .article-body p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-body h3 {
            font-size: 1.5rem;
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
        }
        .highlight-box {
            background-color: #e8f4fd;
            border-left: 4px solid var(--primary-color);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .highlight-box h4 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
            font-size: 1.2rem;
        }
        .info-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: var(--spacing-md);
            margin: var(--spacing-lg) 0;
        }
        .info-card {
            background-color: var(--light-color);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .info-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
        }
        .info-card h4 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .info-card h4 i {
            color: var(--accent-color);
        }
        .interactive-section {
            background-color: #f9f9f9;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            margin: var(--spacing-xl) 0;
        }
        .interactive-title {
            text-align: center;
            color: var(--primary-color);
            margin-bottom: var(--spacing-lg);
        }
        .rating-form, .comment-form {
            max-width: 600px;
            margin: 0 auto var(--spacing-lg);
        }
        .form-group {
            margin-bottom: var(--spacing-md);
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 2px rgba(26, 35, 126, 0.1);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin-bottom: var(--spacing-md);
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: var(--accent-color);
        }
        .submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            display: block;
            margin: 0 auto;
        }
        .submit-btn:hover {
            background-color: #0d1a6b;
            transform: translateY(-2px);
        }
        .footer-links {
            background-color: var(--light-color);
            padding: var(--spacing-lg) 0;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--spacing-sm);
            margin-bottom: var(--spacing-lg);
        }
        .web-link {
            padding: var(--spacing-sm);
            background-color: white;
            border-radius: var(--border-radius);
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: #f0f0f0;
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--primary-color);
            font-weight: 500;
        }
        .web-link a:hover {
            color: var(--secondary-color);
            text-decoration: underline;
        }
        .site-footer {
            background-color: var(--dark-color);
            color: white;
            padding: var(--spacing-xl) 0 var(--spacing-md);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-section h3 {
            color: var(--accent-color);
            margin-bottom: var(--spacing-md);
            font-size: 1.3rem;
        }
        .footer-links-list li {
            margin-bottom: 0.75rem;
        }
        .footer-links-list a {
            color: #ccc;
        }
        .footer-links-list a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .article-title {
                font-size: 2.3rem;
            }
            .nav-list {
                gap: var(--spacing-sm);
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                gap: var(--spacing-sm);
            }
            .search-form {
                max-width: 100%;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: var(--spacing-sm);
                right: var(--spacing-sm);
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                transition: var(--transition);
                z-index: 999;
            }
            .main-nav.active {
                left: 0;
            }
            .nav-list {
                flex-direction: column;
                align-items: center;
                padding: var(--spacing-lg);
                height: 100%;
                overflow-y: auto;
            }
            .nav-link {
                font-size: 1.2rem;
                padding: 1rem;
                width: 100%;
                text-align: center;
            }
            .article-title {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
        }
        @media (max-width: 480px) {
            .article-title {
                font-size: 1.5rem;
            }
            .info-grid {
                grid-template-columns: 1fr;
            }
            .web-link-container {
                grid-template-columns: 1fr;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        .text-center {
            text-align: center;
        }
        .text-bold {
            font-weight: 700;
        }
        .text-accent {
            color: var(--accent-color);
        }
        .text-primary {
            color: var(--primary-color);
        }
        .text-secondary {
            color: var(--secondary-color);
        }
        .mb-1 {
            margin-bottom: var(--spacing-sm);
        }
        .mb-2 {
            margin-bottom: var(--spacing-md);
        }
        .mb-3 {
            margin-bottom: var(--spacing-lg);
        }
        .mt-1 {
            margin-top: var(--spacing-sm);
        }
        .mt-2 {
            margin-top: var(--spacing-md);
        }
        .mt-3 {
            margin-top: var(--spacing-lg);
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 2px;
        }