* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-blue: #1a365d;
            --accent-gold: #ffcc00;
            --light-bg: #f8f9fa;
            --text-dark: #2d3748;
            --text-light: #718096;
            --border-color: #e2e8f0;
            --success-green: #38a169;
            --card-shadow: 0 6px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--light-bg);
            font-size: 18px;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #2d3748 100%);
            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;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
        }
        .logo a {
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent-gold);
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-list a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-list a:hover {
            color: var(--accent-gold);
        }
        .nav-list a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent-gold);
            transition: width 0.3s ease;
        }
        .nav-list a:hover::after {
            width: 100%;
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background: var(--border-color);
            padding: 1rem 0;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .breadcrumb-list {
            display: flex;
            list-style: none;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .breadcrumb-item a {
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb-item a:hover {
            text-decoration: underline;
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '›';
            color: var(--text-light);
        }
        .article-container {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 3rem;
            margin: 3rem 0;
        }
        @media (max-width: 992px) {
            .article-container {
                grid-template-columns: 1fr;
            }
        }
        .main-article {
            background: white;
            border-radius: 12px;
            padding: 3rem;
            box-shadow: var(--card-shadow);
        }
        .article-title {
            font-size: 3.2rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            font-weight: 800;
        }
        .article-meta {
            display: flex;
            gap: 2rem;
            color: var(--text-light);
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 2px solid var(--border-color);
            font-size: 0.95rem;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .article-content h2 {
            font-size: 2.4rem;
            color: var(--primary-blue);
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 3px solid var(--accent-gold);
            font-weight: 700;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: #4a5568;
            margin: 2.5rem 0 1.25rem;
            font-weight: 600;
        }
        .article-content p {
            margin-bottom: 1.8rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent-gold);
            padding-left: 2rem;
            margin: 2.5rem 0;
            font-style: italic;
            color: #4a5568;
            font-size: 1.2rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
            border-left: 5px solid var(--success-green);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            border: 2px solid var(--border-color);
            text-align: center;
        }
        .stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-blue);
            margin-bottom: 0.5rem;
        }
        .stat-label {
            color: var(--text-light);
            font-weight: 600;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 2.5rem 0;
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
        }
        .image-caption {
            text-align: center;
            color: var(--text-light);
            font-size: 0.95rem;
            margin-top: 0.75rem;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            height: fit-content;
        }
        .sidebar-widget {
            background: white;
            border-radius: 12px;
            padding: 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--card-shadow);
        }
        .widget-title {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--border-color);
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
        }
        .search-input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-blue);
        }
        .search-btn {
            background: var(--primary-blue);
            color: white;
            border: none;
            border-radius: 8px;
            padding: 0 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: #2d3748;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            justify-content: center;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #cbd5e0;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating input:checked ~ label {
            color: var(--accent-gold);
        }
        .form-input, .form-textarea {
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-blue);
        }
        .submit-btn {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #4a5568 100%);
            color: white;
            border: none;
            border-radius: 8px;
            padding: 1rem 2rem;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(26, 54, 93, 0.2);
        }
        .related-links {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .related-link {
            color: var(--primary-blue);
            text-decoration: none;
            padding: 0.75rem;
            border-radius: 6px;
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        .related-link:hover {
            background: #f7fafc;
            border-left-color: var(--accent-gold);
            padding-left: 1rem;
        }
        .web-links-section {
            margin: 4rem 0 3rem;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            border: 2px solid var(--border-color);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-4px);
            box-shadow: var(--card-shadow);
            border-color: var(--primary-blue);
        }
        .web-link a {
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
        }
        .site-footer {
            background: var(--primary-blue);
            color: white;
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-section h3 {
            color: var(--accent-gold);
            font-size: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-gold);
            padding-left: 0.5rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #4a5568;
            color: #a0aec0;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .main-nav {
                width: 100%;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                gap: 0.5rem;
                width: 100%;
                background: var(--primary-blue);
                padding: 1rem;
                border-radius: 8px;
                margin-top: 1rem;
            }
            .nav-list.active {
                display: flex;
            }
            .hamburger-btn {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 20px;
            }
            .article-title {
                font-size: 2.4rem;
            }
            .main-article {
                padding: 2rem;
            }
            .article-content h2 {
                font-size: 2rem;
            }
            .article-content h3 {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.75rem;
            }
        }
        .interactive-element {
            cursor: pointer;
            transition: var(--transition);
        }
        .interactive-element:hover {
            transform: scale(1.02);
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.5rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ffcc0080 0%, transparent 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        @media print {
            .site-header, .sidebar, .web-links-section, .site-footer {
                display: none;
            }
            .main-article {
                box-shadow: none;
                padding: 0;
            }
        }