:root {
            --primary-color: #4f46e5;
            --secondary-color: #f59e0b;
            --accent-color: #10b981;
            --text-dark: #1f2937;
            --text-light: #6b7280;
            --bg-light: #f9fafb;
            --bg-white: #ffffff;
            --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', 'Noto Sans Devanagari', system-ui, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--bg-light);
            text-align: justify;
            hyphens: auto;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-color), #3730a3);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 1px;
        }
        .logo i {
            color: var(--secondary-color);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .nav-desktop a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: var(--primary-color);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            text-decoration: none;
            padding: 0.75rem 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .nav-mobile a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-section {
            background-color: var(--bg-white);
            padding: 2rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            text-align: center;
        }
        .search-section h2 {
            margin-bottom: 1rem;
            color: var(--primary-color);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.75rem 1rem;
            border: 2px solid #d1d5db;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #4338ca;
        }
        main {
            padding: 2rem 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: linear-gradient(to right, var(--bg-white), #e0e7ff);
            border-radius: var(--radius);
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            .article-header h1 {
                font-size: 2rem;
            }
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 2rem;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-top: 1rem;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .content-section {
            background-color: var(--bg-white);
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        h2 {
            color: var(--primary-color);
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary-color);
            font-size: 1.8rem;
        }
        h3 {
            color: var(--accent-color);
            margin: 1.5rem 0 1rem;
            font-size: 1.4rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: #fef3c7;
            padding: 1.5rem;
            border-left: 4px solid var(--secondary-color);
            margin: 1.5rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .tip-box {
            background-color: #dbeafe;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 1.5rem 0;
            border-left: 4px solid var(--primary-color);
        }
        .tip-box i {
            color: var(--primary-color);
            margin-right: 0.5rem;
        }
        .image-container {
            margin: 2rem auto;
            text-align: center;
            max-width: 800px;
        }
        .image-container img {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .image-container img:hover {
            transform: scale(1.01);
        }
        .image-caption {
            margin-top: 0.5rem;
            font-style: italic;
            color: var(--text-light);
            font-size: 0.9rem;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        strong {
            color: var(--primary-color);
        }
        em {
            color: var(--accent-color);
        }
        .level-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .level-card {
            background-color: var(--bg-light);
            padding: 1.5rem;
            border-radius: var(--radius);
            border: 2px solid #e5e7eb;
            transition: var(--transition);
        }
        .level-card:hover {
            border-color: var(--primary-color);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .level-card h4 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .interaction-section {
            background-color: var(--bg-white);
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 3rem 0;
        }
        .rating-container {
            text-align: center;
            margin-bottom: 2rem;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #d1d5db;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--secondary-color);
        }
        .rating-form {
            max-width: 600px;
            margin: 0 auto;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-dark);
        }
        .form-input,
        .form-textarea {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #d1d5db;
            border-radius: var(--radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: #4338ca;
        }
        .footer-links {
            background-color: var(--bg-white);
            padding: 3rem 0;
            margin-top: 3rem;
            border-top: 3px solid var(--primary-color);
        }
        .web-link {
            background-color: var(--bg-light);
            padding: 1rem;
            margin-bottom: 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: #e0e7ff;
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        footer {
            background-color: var(--text-dark);
            color: white;
            padding: 3rem 0;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: white;
        }
        .copyright {
            color: #9ca3af;
            font-size: 0.9rem;
            max-width: 600px;
            line-height: 1.5;
        }
        .copyright a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        .copyright a:hover {
            text-decoration: underline;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }