* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #6a11cb;
            --secondary: #2575fc;
            --accent: #ff4e50;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --success: #28a745;
            --shadow: 0 5px 15px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            color: var(--dark);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2rem;
            font-weight: 900;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
        }
        .logo span {
            background: linear-gradient(to right, #ffd89b, #19547b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 5px;
            transition: var(--transition);
        }
        .desktop-nav a:hover, .desktop-nav a.active {
            background: rgba(255,255,255,0.2);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background: var(--primary);
            padding: 15px;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            padding: 10px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(0,0,0,0.05);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding: 30px;
            background: white;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        .meta {
            color: var(--gray);
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 20px;
        }
        .article-content {
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        .article-content h2 {
            color: var(--secondary);
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
        }
        .article-content h3 {
            color: var(--primary);
            margin: 25px 0 10px;
        }
        .article-content p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-content ul, .article-content ol {
            margin-left: 25px;
            margin-bottom: 20px;
        }
        .highlight {
            background: linear-gradient(120deg, #a1c4fd 0%, #c2e9fb 100%);
            padding: 25px;
            border-radius: 10px;
            margin: 25px 0;
            border-left: 5px solid var(--accent);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(to bottom right, #667eea, #764ba2);
            color: white;
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            box-shadow: var(--shadow);
        }
        .stat-card i {
            font-size: 2.5rem;
            margin-bottom: 15px;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 25px 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            transition: var(--transition);
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 50px 0;
        }
        .search-box, .comment-box, .rating-box {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .section-title {
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: linear-gradient(to right, var(--secondary), var(--primary));
        }
        .comment-box textarea, .rating-box select, .comment-box input {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
        }
        .comment-box button, .rating-box button {
            background: linear-gradient(to right, #ff4e50, #f9d423);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            width: 100%;
        }
        .comment-box button:hover, .rating-box button:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 10px rgba(255,78,80,0.3);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .stars i {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover, .stars i.active {
            color: #ffd700;
        }
        .footer-links {
            background: var(--dark);
            padding: 40px 0;
            margin-top: 50px;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(10px);
        }
        .web-link a {
            color: #a1c4fd;
            text-decoration: none;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link i {
            color: var(--accent);
        }
        footer {
            background: #111;
            color: #aaa;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .copyright {
            font-size: 0.9rem;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #333;
            width: 100%;
        }
        @media (max-width: 992px) {
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            .article-header h1 { font-size: 2rem; }
            .article-content { padding: 25px; }
            .interactive-section { grid-template-columns: 1fr; }
        }
        @media (max-width: 576px) {
            .container { padding: 0 15px; }
            .article-header h1 { font-size: 1.7rem; }
            .stats-grid { grid-template-columns: 1fr; }
            .meta { flex-direction: column; gap: 10px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-content > * {
            animation: fadeIn 0.5s ease-out forwards;
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }