:root {
            --primary-color: #6a11cb;
            --secondary-color: #2575fc;
            --dark-color: #1a1a2e;
            --light-color: #f4f4f9;
            --text-color: #333;
            --white-color: #ffffff;
            --header-height: 80px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }

        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 2rem;
        }

       
        .main-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-height);
            background-color: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .main-header.scrolled {
            background-color: rgba(255, 255, 255, 0.95);
        }

        .main-nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }
        
        .logo span {
            color: var(--secondary-color);
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 2rem;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-color);
            font-weight: 600;
            position: relative;
            transition: color 0.3s ease;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            transition: width 0.3s ease;
        }

        .nav-links a:hover {
            color: var(--primary-color);
        }

        .nav-links a:hover::after {
            width: 100%;
        }


        .hero {
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100vh;
            text-align: center;
            color: var(--white-color);
            background: linear-gradient(45deg, rgba(106, 17, 203, 0.8), rgba(37, 117, 252, 0.8)), url('https://placehold.co/1920x1080/1a1a2e/ffffff?text=Stellar+Background') no-repeat center center/cover;
            position: relative;
            padding-top: var(--header-height);
        }

        .hero-content {
            max-width: 800px;
            animation: fadeIn 1.5s ease-in-out;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            font-weight: 700;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            font-weight: 300;
        }

        .cta-button {
            display: inline-block;
            padding: 1rem 2.5rem;
            background: var(--white-color);
            color: var(--primary-color);
            border: none;
            border-radius: 50px;
            text-decoration: none;
            font-size: 1.1rem;
            font-weight: 600;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }


        .features {
            padding: 5rem 0;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            color: var(--dark-color);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: var(--white-color);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(106, 17, 203, 0.2);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            background: -webkit-linear-gradient(45deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            color: var(--dark-color);
        }

        .feature-card p {
            font-size: 0.95rem;
        }

        .main-footer {
            background-color: var(--dark-color);
            color: var(--light-color);
            padding: 3rem 0;
            text-align: center;
        }
        
        .footer-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .social-links {
            list-style: none;
            display: flex;
            justify-content: center;
            margin-bottom: 1.5rem;
        }

        .social-links li {
            margin: 0 1rem;
        }

        .social-links img {
            border-radius: 100%;
           
            width:40px;
            height:40px;
        }

        .social-links a:hover {
            color: var(--secondary-color);
        }
        
        .footer-content p {
            font-size: 0.9rem;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none; 
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .section-title {
                font-size: 2rem;
            }
        }