* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #2a52d3;
            --secondary: #ff4c4c;
            --accent: #00c896;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7ff;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #16213e 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .logo span {
            background: linear-gradient(to right, #ff4c4c, #2a52d3);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--dark);
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            padding: 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb-content {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 5px;
            color: var(--gray);
        }
        .search-section {
            background: white;
            padding: 2rem;
            margin: 2rem 0;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--primary);
        }
        .search-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .search-btn:hover {
            background: #1a3fb0;
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: var(--gray);
            margin: 1.5rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .lead {
            font-size: 1.3rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 2rem;
            padding: 1rem;
            background: #f0f5ff;
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .highlight {
            background: linear-gradient(120deg, #ff4c4c20 0%, #2a52d320 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border-left: 4px solid var(--secondary);
        }
        .quote {
            font-style: italic;
            color: var(--gray);
            border-left: 4px solid var(--accent);
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-size: 1.2rem;
        }
        .author {
            text-align: right;
            font-weight: 600;
            color: var(--dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 2rem auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .img-container {
            position: relative;
            overflow: hidden;
            border-radius: var(--border-radius);
            margin: 2.5rem 0;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        strong {
            color: var(--dark);
            font-weight: 700;
        }
        em {
            color: var(--primary);
            font-style: italic;
        }
        ul, ol {
            margin: 1.5rem 0 1.5rem 2rem;
            line-height: 1.8;
        }
        li {
            margin-bottom: 0.8rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            text-align: center;
            border-top: 4px solid var(--accent);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .stat-label {
            color: var(--gray);
            font-size: 1rem;
        }
        .interactive-section {
            background: linear-gradient(135deg, #f0f5ff 0%, #e6f7ff 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 3rem 0;
            border: 2px dashed var(--primary);
        }
        .btn {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 0.8rem 1.8rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            margin: 0.5rem;
        }
        .btn:hover {
            background: #1a3fb0;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(42, 82, 211, 0.3);
            text-decoration: none;
        }
        .btn-secondary {
            background: var(--secondary);
        }
        .btn-secondary:hover {
            background: #e03c3c;
            box-shadow: 0 6px 12px rgba(255, 76, 76, 0.3);
        }
        .btn-accent {
            background: var(--accent);
        }
        .btn-accent:hover {
            background: #00b386;
            box-shadow: 0 6px 12px rgba(0, 200, 150, 0.3);
        }
        .user-interaction {
            margin: 3rem 0;
        }
        .rating-section, .comment-section {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 1rem;
            margin: 1rem 0;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: var(--primary);
            outline: none;
        }
        .footer-links {
            background: var(--dark);
            padding: 3rem 0;
            margin-top: 3rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: var(--accent);
            text-decoration: none;
        }
        .web-link i {
            margin-right: 10px;
            color: var(--accent);
        }
        footer {
            background: #0f0f1e;
            color: #aaa;
            padding: 2rem 0;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        .social-links {
            display: flex;
            gap: 1.5rem;
            margin: 1rem 0;
        }
        .social-links a {
            color: #aaa;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .social-links a:hover {
            color: var(--accent);
            transform: translateY(-5px);
        }
        .copyright {
            font-size: 0.9rem;
            color: #777;
            margin-top: 1rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1rem;
            width: 100%;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            article {
                padding: 1.5rem;
            }
            .header-content {
                flex-wrap: wrap;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--border-radius);
                margin-bottom: 0.5rem;
            }
            .search-btn {
                border-radius: var(--border-radius);
                padding: 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        ::-webkit-scrollbar {
            width: 10px;
        }
        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 5px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #1a3fb0;
        }