:root {
            --primary-deep: #1a237e;
            --primary-light: #534bae;
            --accent-aqua: #00bcd4;
            --accent-coral: #ff6f61;
            --text-dark: #2c3e50;
            --text-light: #546e7a;
            --bg-light: #f0f8ff;
            --bg-white: #ffffff;
            --shadow: rgba(0, 0, 50, 0.08);
            --radius: 12px;
            --transition: all 0.3s ease;
            font-size: 16px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', 'Noto Sans Devanagari', 'Nirmala UI', Arial, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--bg-light);
            overflow-x: hidden;
            text-align: justify;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-coral);
        }
        h1, h2, h3, h4 {
            color: var(--primary-deep);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.5rem;
            border-left: 6px solid var(--accent-aqua);
            padding-left: 1rem;
            margin-top: 2rem;
        }
        h2 {
            font-size: 2rem;
            margin-top: 2.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed var(--accent-aqua);
        }
        h3 {
            font-size: 1.6rem;
            margin-top: 2rem;
            color: var(--primary-light);
        }
        p {
            margin-bottom: 1.5rem;
        }
        strong {
            color: var(--accent-coral);
            font-weight: 700;
        }
        em {
            color: var(--primary-light);
            font-style: italic;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-deep), var(--primary-light));
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 18px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: var(--accent-aqua);
        }
        .logo i {
            color: var(--accent-aqua);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius);
        }
        nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: var(--bg-white);
            border-bottom: 1px solid #e0e0e0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        main {
            padding: 2rem 0;
            background-color: var(--bg-white);
            border-radius: var(--radius);
            box-shadow: 0 5px 20px var(--shadow);
            margin-top: 1rem;
        }
        .content-section {
            padding: 2rem;
        }
        .intro {
            font-size: 1.2rem;
            color: var(--text-light);
            background: linear-gradient(to right, var(--bg-light), transparent);
            padding: 1.5rem;
            border-radius: var(--radius);
            margin-bottom: 2.5rem;
        }
        .highlight-box {
            background-color: #e3f2fd;
            border-left: 5px solid var(--accent-aqua);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .image-container {
            text-align: center;
            margin: 3rem 0;
        }
        .feature-img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
            transition: var(--transition);
        }
        .feature-img:hover {
            transform: scale(1.01);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .card {
            background: var(--bg-light);
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: 0 8px 16px var(--shadow);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px var(--shadow);
        }
        .card h3 {
            color: var(--primary-deep);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent-aqua);
            box-shadow: 0 0 0 3px rgba(0, 188, 212, 0.2);
        }
        button {
            background: linear-gradient(to right, var(--primary-light), var(--primary-deep));
            color: white;
            border: none;
            padding: 0.9rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        button:hover {
            background: linear-gradient(to right, var(--accent-coral), var(--primary-light));
            transform: translateY(-3px);
        }
        .rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffc107;
            cursor: pointer;
        }
        .rating i:hover {
            transform: scale(1.2);
        }
        .long-tail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
            padding: 2rem;
            background-color: #f8fdff;
            border-radius: var(--radius);
        }
        .web-link {
            background: white;
            padding: 1rem;
            border-radius: var(--radius);
            box-shadow: 0 4px 8px var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateX(5px);
            background-color: #e1f5fe;
        }
        footer {
            background-color: var(--primary-deep);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h4 {
            color: var(--accent-aqua);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 0.8rem;
        }
        .footer-section a {
            color: #bbdefb;
        }
        .footer-section a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #b0bec5;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.4rem; }
            .interactive-section {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
                margin-top: 1rem;
                background-color: var(--primary-light);
                border-radius: var(--radius);
                overflow: hidden;
            }
            nav ul.active {
                display: flex;
            }
            nav li {
                width: 100%;
                text-align: center;
            }
            nav a {
                display: block;
                padding: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .hamburger {
                display: block;
            }
            .content-section {
                padding: 1.5rem;
            }
            .long-tail-links {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            :root {
                font-size: 15px;
            }
            .logo a {
                font-size: 1.8rem;
            }
            .card {
                padding: 1.5rem;
            }
        }