* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #2a4365;
            --secondary-color: #c53030;
            --accent-color: #d69e2e;
            --light-color: #f7fafc;
            --dark-color: #1a202c;
            --text-color: #2d3748;
            --text-light: #718096;
            --border-color: #e2e8f0;
            --success-color: #38a169;
            --warning-color: #dd6b20;
            --danger-color: #e53e3e;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --max-width: 1200px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }
        .header {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo:hover {
            color: var(--accent-color);
        }
        .logo i {
            color: var(--accent-color);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .nav-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--accent-color);
        }
        .nav-link.active {
            background-color: var(--accent-color);
            color: var(--dark-color);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--primary-color);
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: 1rem 1.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb-list {
            display: flex;
            list-style: none;
            gap: 0.5rem;
            font-size: 0.9rem;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '/';
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        .breadcrumb-link {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb-link:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 2rem 1.5rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        @media (min-width: 992px) {
            .main-container {
                grid-template-columns: 1fr 300px;
            }
        }
        .article {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid var(--border-color);
        }
        .article-title {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 1rem;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 1rem;
        }
        .article-content {
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .article-section {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .subsection-title {
            font-size: 1.4rem;
            color: var(--primary-color);
            margin: 1.5rem 0 1rem;
        }
        .boss-card {
            background: linear-gradient(to right, #f8fafc, #f1f5f9);
            border-left: 4px solid var(--accent-color);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
        }
        .boss-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        .boss-icon {
            font-size: 2rem;
            color: var(--secondary-color);
        }
        .boss-name {
            font-size: 1.6rem;
            color: var(--dark-color);
            font-weight: 700;
        }
        .difficulty-badge {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            text-transform: uppercase;
            margin-left: auto;
        }
        .difficulty-easy {
            background-color: #c6f6d5;
            color: #22543d;
        }
        .difficulty-medium {
            background-color: #fed7d7;
            color: #742a2a;
        }
        .difficulty-hard {
            background-color: #fed7d7;
            color: #742a2a;
        }
        .difficulty-expert {
            background-color: #e9d8fd;
            color: #44337a;
        }
        .difficulty-master {
            background-color: #000;
            color: #fff;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
            margin: 1rem 0;
        }
        .stat-item {
            background-color: white;
            padding: 1rem;
            border-radius: var(--border-radius);
            border: 1px solid var(--border-color);
            text-align: center;
        }
        .stat-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            display: block;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: 1.5rem auto;
            display: block;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .interactive-section {
            background-color: #f8fafc;
            border-radius: var(--border-radius);
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid var(--border-color);
        }
        .feature-title {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form, .comment-form, .rating-form {
            display: grid;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-label {
            font-weight: 600;
            color: var(--dark-color);
        }
        .form-input, .form-textarea, .form-select {
            padding: 0.75rem;
            border: 1px solid var(--border-color);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus, .form-select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(42, 67, 101, 0.1);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            padding: 0.75rem 1.5rem;
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
        }
        .btn-secondary {
            background-color: var(--accent-color);
            color: var(--dark-color);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
        }
        .star {
            font-size: 1.5rem;
            color: #e2e8f0;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: #f6ad55;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-color);
        }
        .ranking-list {
            list-style: none;
        }
        .ranking-item {
            padding: 0.75rem;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 1rem;
            transition: var(--transition);
        }
        .ranking-item:hover {
            background-color: #f8fafc;
        }
        .rank-number {
            background-color: var(--primary-color);
            color: white;
            width: 2rem;
            height: 2rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .related-links {
            display: grid;
            gap: 0.75rem;
        }
        .related-link {
            color: var(--primary-color);
            text-decoration: none;
            padding: 0.5rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .related-link:hover {
            background-color: #f8fafc;
            color: var(--secondary-color);
        }
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin-bottom: 2rem;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.1);
            padding: 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-3px);
        }
        .web-link a {
            color: var(--accent-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
            gap: 1rem;
        }
        .copyright {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .footer-links {
            display: flex;
            gap: 1.5rem;
        }
        .footer-link {
            color: white;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: var(--accent-color);
        }
        .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: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .mt-1 { margin-top: 0.5rem; }
        .mt-2 { margin-top: 1rem; }
        .mt-3 { margin-top: 1.5rem; }
        .mt-4 { margin-top: 2rem; }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fff9db 0%, #ffe8cc 100%);
            border: 2px solid #ffd8a8;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .tip-box {
            background-color: #e3f2fd;
            border-left: 4px solid #2196f3;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
        }
        @media (max-width: 768px) {
            .article-title {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .subsection-title {
                font-size: 1.2rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-content {
                flex-direction: column;
                text-align: center;
            }
        }
        @media print {
            .header, .sidebar, .interactive-section, .footer {
                display: none;
            }
            body {
                background-color: white;
                color: black;
            }
            .article {
                box-shadow: none;
                padding: 0;
            }
        }