:root {
            --primary-color: #4A6FA5;
            --secondary-color: #FF9F1C;
            --accent-color: #2EC4B6;
            --dark-color: #2D3047;
            --light-color: #F8F9FA;
            --text-color: #333333;
            --gray-light: #E9ECEF;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --border-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', 'Nirmala UI', Tahoma, Geneva, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }
        header {
            background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
            color: white;
            padding: 1rem 2rem;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            letter-spacing: 1px;
        }
        .logo:hover {
            color: var(--secondary-color);
            transition: var(--transition);
        }
        .logo-icon {
            color: var(--secondary-color);
            font-size: 2.2rem;
        }
        .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(255,255,255,0.2);
            transform: translateY(-2px);
        }
        .nav-link.active {
            background-color: var(--secondary-color);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: var(--dark-color);
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            padding: 1rem;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile .nav-link {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            background-color: var(--gray-light);
            padding: 1rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: #666;
        }
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 3rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        article h1 {
            color: var(--dark-color);
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.3;
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: 1rem;
        }
        article h2 {
            color: var(--primary-color);
            font-size: 1.8rem;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--gray-light);
        }
        article h3 {
            color: var(--accent-color);
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        article strong {
            color: var(--dark-color);
            font-weight: 700;
        }
        .highlight {
            background-color: #FFF9E6;
            border-left: 4px solid var(--secondary-color);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .interactive-section {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 3rem 0;
        }
        .search-box, .comment-form, .rating-form {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .search-box h3, .comment-form h3, .rating-form h3 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border: 2px solid var(--gray-light);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent-color);
            box-shadow: 0 0 0 3px rgba(46, 196, 182, 0.2);
        }
        button {
            background: linear-gradient(135deg, var(--primary-color), var(--dark-color));
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
            background: linear-gradient(135deg, var(--secondary-color), #FF8C00);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
            transform: scale(1.1);
        }
        aside {
            position: sticky;
            top: 120px;
            height: fit-content;
        }
        .sidebar-widget {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--gray-light);
        }
        .level-list {
            list-style: none;
        }
        .level-list li {
            padding: 0.8rem 1rem;
            border-bottom: 1px solid var(--gray-light);
            transition: var(--transition);
        }
        .level-list li:hover {
            background-color: var(--light-color);
            padding-left: 1.5rem;
        }
        .level-list a {
            color: var(--text-color);
            text-decoration: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .level-list a:hover {
            color: var(--primary-color);
        }
        .footer-links {
            background: var(--dark-color);
            padding: 3rem 2rem;
            margin-top: 3rem;
        }
        .links-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 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: translateY(-5px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--secondary-color);
            border-bottom-color: var(--secondary-color);
        }
        footer {
            background: #1A1A2E;
            color: white;
            padding: 3rem 2rem;
            text-align: center;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
        }
        .copyright {
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        .copyright a {
            color: var(--accent-color);
            text-decoration: none;
        }
        .copyright a:hover {
            text-decoration: underline;
        }
        @media (max-width: 768px) {
            .container, .header-container, .breadcrumb ol {
                padding: 1rem;
            }
            article {
                padding: 2rem 1.5rem;
            }
            article h1 {
                font-size: 2rem;
            }
            article h2 {
                font-size: 1.5rem;
            }
            .interactive-section {
                padding: 1.5rem;
            }
            .footer-links {
                padding: 2rem 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, .sidebar-widget, .interactive-section {
            animation: fadeIn 0.6s ease-out;
        }
        @media print {
            header, aside, .interactive-section, .footer-links, footer {
                display: none;
            }
            article {
                box-shadow: none;
                padding: 0;
            }
        }