* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #6a5acd;
            --secondary: #ff6b6b;
            --accent: #4ecdc4;
            --dark: #2d3436;
            --light: #f9f9f9;
            --gray: #636e72;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --border-radius: 12px;
        }
        body {
            font-family: 'Segoe UI', 'Noto Sans Devanagari', 'Nirmala UI', sans-serif;
            line-height: 1.8;
            color: var(--dark);
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 25px;
            transition: var(--transition);
        }
        nav a:hover, nav a.active {
            background: var(--primary);
            color: white;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: var(--primary);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #f8f9fa;
            margin-bottom: 30px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--gray);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: var(--gray);
        }
        .search-box {
            max-width: 800px;
            margin: 40px auto;
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .search-box h2 {
            color: var(--primary);
            margin-bottom: 20px;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #e0e0e0;
            border-radius: 50px;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--accent);
        }
        .search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--secondary);
            transform: translateY(-2px);
        }
        main {
            padding: 30px 0 60px;
        }
        article {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        h1 {
            color: var(--primary);
            font-size: 2.8rem;
            margin-bottom: 25px;
            line-height: 1.3;
            text-align: center;
        }
        h2 {
            color: var(--secondary);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
        }
        h3 {
            color: var(--dark);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(106, 90, 205, 0.1) 0%, rgba(78, 205, 196, 0.1) 100%);
            padding: 25px;
            border-left: 5px solid var(--primary);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 25px 0;
        }
        .feature-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            margin: 30px auto;
            display: block;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .feature-img:hover {
            transform: scale(1.02);
        }
        .download-options {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }
        .download-card {
            background: linear-gradient(135deg, var(--primary) 0%, #8a7dff 100%);
            color: white;
            padding: 30px;
            border-radius: var(--border-radius);
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
        }
        .download-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(106, 90, 205, 0.3);
        }
        .download-card i {
            font-size: 3.5rem;
            margin-bottom: 20px;
        }
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .tip-card {
            background: white;
            border: 2px solid #e0e0e0;
            border-radius: var(--border-radius);
            padding: 25px;
            transition: var(--transition);
        }
        .tip-card:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .user-interaction {
            background: #f8f9fa;
            padding: 40px;
            border-radius: var(--border-radius);
            margin: 50px 0;
        }
        .rating-system, .comment-form {
            margin-bottom: 40px;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
        }
        .star {
            font-size: 2.5rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: #ffd700;
        }
        .comment-form textarea, 
        .comment-form input {
            width: 100%;
            padding: 15px;
            margin-bottom: 20px;
            border: 2px solid #e0e0e0;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1.2rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 107, 107, 0.3);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 40px 0;
            padding: 40px 0;
            border-top: 2px dashed var(--gray);
            border-bottom: 2px dashed var(--gray);
        }
        .web-link {
            background: white;
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .web-link a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
            padding: 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link a:hover {
            background: rgba(106, 90, 205, 0.1);
            padding-left: 20px;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--accent);
            margin-bottom: 25px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 15px;
        }
        .footer-links a {
            color: #ddd;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 1rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .download-options { grid-template-columns: 1fr; }
            .tips-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .header-content { flex-wrap: wrap; }
            nav { display: none; width: 100%; order: 3; margin-top: 20px; }
            nav.active { display: block; }
            nav ul { flex-direction: column; gap: 10px; }
            .hamburger { display: block; }
            .search-form { flex-direction: column; }
            .search-form button { width: 100%; padding: 15px; }
            article { padding: 25px; }
            .feature-img { margin: 20px auto; }
            .web-links { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .container { padding: 0 15px; }
            .download-card { padding: 20px; }
            .user-interaction { padding: 25px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        @media print {
            .no-print { display: none; }
            body { background: white; color: black; }
            a { color: black; text-decoration: underline; }
        }