* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Noto Sans Devanagari', Arial, sans-serif;
        }
        :root {
            --primary: #ff9900;
            --secondary: #1a365d;
            --accent: #e53e3e;
            --light: #f7fafc;
            --dark: #2d3748;
            --gray: #718096;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #e2e8f0;
            line-height: 1.7;
            font-size: 18px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, var(--primary), #ff6600);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--primary);
        }
        .search-box {
            display: flex;
            width: 100%;
            max-width: 400px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid var(--primary);
            border-radius: 30px 0 0 30px;
            background: rgba(255,255,255,0.1);
            color: white;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #ff6600;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            color: var(--primary);
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            background: rgba(30, 41, 59, 0.9);
            border-radius: 12px;
            padding: 10px;
            margin-top: 10px;
        }
        nav ul li {
            margin: 0 5px;
        }
        nav ul li a {
            color: #cbd5e0;
            text-decoration: none;
            padding: 10px 20px;
            border-radius: 8px;
            display: block;
            font-weight: 600;
            transition: var(--transition);
        }
        nav ul li a:hover, nav ul li a.active {
            background: var(--primary);
            color: white;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        main {
            padding: 30px 0;
        }
        article {
            background: rgba(26, 32, 44, 0.8);
            border-radius: 20px;
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            border: 1px solid rgba(255,153,0,0.2);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        h2 {
            font-size: 2rem;
            color: #63b3ed;
            margin: 35px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed var(--primary);
        }
        h3 {
            font-size: 1.6rem;
            color: #90cdf4;
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 22px;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: rgba(255,153,0,0.15);
            border-left: 5px solid var(--primary);
            padding: 20px;
            border-radius: 0 12px 12px 0;
            margin: 25px 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 8px;
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #2d3748, #1a202c);
            padding: 25px;
            border-radius: 15px;
            text-align: center;
            border: 1px solid #4a5568;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
        .stat-card h4 {
            font-size: 1.8rem;
            color: white;
            margin-bottom: 10px;
        }
        .image-container {
            margin: 35px 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 15px;
            border: 3px solid var(--primary);
            box-shadow: 0 8px 20px rgba(0,0,0,0.4);
        }
        .image-caption {
            margin-top: 10px;
            font-style: italic;
            color: var(--gray);
        }
        .tip {
            display: flex;
            align-items: flex-start;
            background: rgba(72, 187, 120, 0.1);
            border: 1px solid #48bb78;
            border-radius: 12px;
            padding: 20px;
            margin: 25px 0;
        }
        .tip i {
            color: #48bb78;
            font-size: 1.8rem;
            margin-right: 20px;
            flex-shrink: 0;
        }
        .keymap-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .keymap-item {
            background: rgba(45, 55, 72, 0.7);
            padding: 20px;
            border-radius: 12px;
            border-left: 4px solid var(--accent);
        }
        .keymap-item kbd {
            background: var(--dark);
            color: var(--primary);
            padding: 5px 10px;
            border-radius: 6px;
            font-family: monospace;
            font-weight: bold;
            margin-right: 10px;
        }
        .interactive-section {
            background: rgba(30, 41, 59, 0.9);
            border-radius: 20px;
            padding: 30px;
            margin: 40px 0;
        }
        .tabs {
            display: flex;
            flex-wrap: wrap;
            border-bottom: 2px solid var(--primary);
            margin-bottom: 25px;
        }
        .tab {
            padding: 12px 25px;
            background: transparent;
            color: #cbd5e0;
            border: none;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            border-radius: 8px 8px 0 0;
        }
        .tab:hover, .tab.active {
            background: var(--primary);
            color: white;
        }
        .tab-content {
            display: none;
            animation: fadeIn 0.5s ease;
        }
        .tab-content.active {
            display: block;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        .rating {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 25px;
        }
        .stars {
            display: flex;
            gap: 5px;
        }
        .stars i {
            color: var(--gray);
            font-size: 1.8rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i.active, .stars i:hover {
            color: #f6e05e;
        }
        .comment-form, .rating-form {
            display: grid;
            gap: 20px;
            margin-top: 30px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 8px;
            color: #cbd5e0;
            font-weight: 600;
        }
        .form-group input, .form-group textarea, .form-group select {
            padding: 15px;
            background: rgba(255,255,255,0.08);
            border: 1px solid #4a5568;
            border-radius: 10px;
            color: white;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255,153,0,0.2);
        }
        button[type="submit"] {
            background: linear-gradient(90deg, var(--primary), #e53e3e);
            color: white;
            border: none;
            padding: 18px;
            border-radius: 12px;
            font-size: 1.2rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            justify-self: start;
            min-width: 200px;
        }
        button[type="submit"]:hover {
            transform: scale(1.05);
            box-shadow: 0 6px 15px rgba(255,153,0,0.4);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin: 40px 0;
        }
        .web-link {
            background: rgba(45, 55, 72, 0.7);
            padding: 20px;
            border-radius: 12px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,153,0,0.15);
            transform: translateX(10px);
        }
        .web-link a {
            color: #90cdf4;
            text-decoration: none;
            font-weight: 600;
            display: block;
            font-size: 1.1rem;
        }
        .web-link a:hover {
            color: var(--primary);
        }
        footer {
            background: rgba(15, 23, 42, 0.98);
            padding: 40px 0 20px;
            margin-top: 50px;
            border-top: 2px solid var(--primary);
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: var(--primary);
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 8px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #4a5568;
            color: var(--gray);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.8rem; }
            .header-top { flex-wrap: wrap; }
            .search-box { order: 3; margin-top: 15px; max-width: 100%; }
        }
        @media (max-width: 768px) {
            .mobile-toggle { display: block; }
            nav { display: none; width: 100%; }
            nav.active { display: block; }
            nav ul { flex-direction: column; }
            nav ul li { margin: 5px 0; }
            .tabs { flex-direction: column; }
            .tab { border-radius: 8px; margin-bottom: 5px; }
            .footer-content { flex-direction: column; }
            article { padding: 25px; }
        }
        @media (max-width: 480px) {
            body { font-size: 16px; }
            h1 { font-size: 1.9rem; }
            .logo a { font-size: 1.8rem; }
            .stat-card { padding: 20px; }
            .keymap-grid { grid-template-columns: 1fr; }
        }