* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a5276;
            --secondary-color: #d35400;
            --accent-color: #28b463;
            --light-bg: #f8f9f9;
            --dark-text: #2c3e50;
            --light-text: #5d6d7e;
            --border-color: #d5dbdb;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', 'Noto Sans Devanagari', 'Nirmala UI', sans-serif;
            line-height: 1.7;
            color: var(--dark-text);
            background-color: #fff;
            font-size: 1.05rem;
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            margin-bottom: 1.2rem;
            line-height: 1.3;
            font-weight: 700;
        }
        h1 { font-size: 2.5rem; }
        h2 { font-size: 2rem; border-bottom: 2px solid var(--secondary-color); padding-bottom: 0.5rem; margin-top: 2.5rem;}
        h3 { font-size: 1.6rem; color: var(--secondary-color); margin-top: 2rem;}
        h4 { font-size: 1.3rem; }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            word-spacing: 0.05rem;
        }
        a {
            color: var(--secondary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-color);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--primary-color);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            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 a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        .logo-icon {
            color: var(--secondary-color);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--secondary-color);
            transition: width 0.3s ease;
        }
        nav a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.5rem;
            color: var(--light-text);
        }
        .search-section {
            background: linear-gradient(135deg, var(--primary-color), #2e86c1);
            padding: 2.5rem 0;
            text-align: center;
            color: white;
            margin-bottom: 3rem;
            border-radius: 10px;
            margin-top: 1rem;
        }
        .search-section h2 {
            color: white;
            border: none;
            margin-bottom: 1.5rem;
        }
        .search-form {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
        }
        .search-input {
            flex-grow: 1;
            padding: 1.2rem 1.8rem;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 0 2.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: #e67e22;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--light-bg);
            padding: 2rem;
            border-radius: 10px;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            border-bottom: 2px solid var(--accent-color);
            padding-bottom: 0.5rem;
            margin-top: 0;
        }
        .sidebar ul {
            list-style: none;
            margin-top: 1.5rem;
        }
        .sidebar li {
            margin-bottom: 1rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .sidebar li::before {
            content: '▶';
            color: var(--secondary-color);
            position: absolute;
            left: 0;
            font-size: 0.8rem;
        }
        .sidebar a {
            color: var(--dark-text);
            display: block;
            padding: 0.5rem 0;
        }
        .sidebar a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        .intro-box {
            background: linear-gradient(to right, #e8f4f8, #fef9e7);
            padding: 2rem;
            border-left: 5px solid var(--accent-color);
            margin-bottom: 2.5rem;
            border-radius: 0 10px 10px 0;
        }
        .highlight {
            background-color: #fffde7;
            padding: 1.5rem;
            border: 1px dashed var(--secondary-color);
            border-radius: 8px;
            margin: 2rem 0;
        }
        .tip-box {
            background-color: #e8f6f3;
            border-left: 5px solid #1abc9c;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip-box h4 {
            color: #148f77;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            border: 3px solid white;
            transition: transform 0.5s ease;
        }
        .featured-image:hover {
            transform: scale(1.02);
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: var(--light-text);
            font-size: 0.95rem;
        }
        .table-container {
            overflow-x: auto;
            margin: 2.5rem 0;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        th {
            background-color: var(--primary-color);
            color: white;
            padding: 1.2rem;
            text-align: left;
        }
        td {
            padding: 1rem;
            border-bottom: 1px solid var(--border-color);
        }
        tr:nth-child(even) {
            background-color: var(--light-bg);
        }
        tr:hover {
            background-color: #e8f4fc;
        }
        .user-interaction {
            background-color: var(--light-bg);
            padding: 2.5rem;
            border-radius: 10px;
            margin: 3rem 0;
            border-top: 5px solid var(--accent-color);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        .interaction-box {
            background: white;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .interaction-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .interaction-box h3 {
            border: none;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .rating-stars i {
            color: #f1c40f;
            font-size: 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars i:hover {
            color: #f39c12;
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 0.9rem;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(26, 82, 118, 0.2);
        }
        .submit-button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .submit-button:hover {
            background-color: #e67e22;
            transform: translateY(-3px);
        }
        .web-links-section {
            background-color: #2c3e50;
            color: white;
            padding: 3rem 0;
            margin-top: 3rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: #34495e;
            padding: 1.5rem;
            border-radius: 8px;
            transition: var(--transition);
            border-left: 4px solid var(--accent-color);
        }
        .web-link:hover {
            background-color: #3d566e;
            transform: translateX(5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-weight: 500;
            display: block;
        }
        .web-link a:hover {
            color: #ffcc00;
            text-decoration: none;
        }
        footer {
            background-color: var(--primary-color);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: inline-block;
            margin-bottom: 1rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.95rem;
            color: #bdc3c7;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            h3 { font-size: 1.4rem; }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            nav {
                width: 100%;
                display: none;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 0;
                width: 100%;
            }
            nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            nav a {
                display: block;
                padding: 1rem 0;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.2rem;
                right: 20px;
            }
            .search-form {
                flex-direction: column;
                border-radius: 10px;
            }
            .search-input, .search-button {
                border-radius: 0;
                padding: 1rem;
            }
            .article-content, .sidebar {
                padding: 1.5rem;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            header, .search-section, .sidebar, .user-interaction, 
            .web-links-section, footer {
                display: none;
            }
            body {
                font-size: 12pt;
                color: black;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
            a {
                color: black;
                text-decoration: underline;
            }
        }