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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4c1d95 100%);
            color: #fff;
            overflow-x: hidden;
        }

        .stars {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        .star {
            position: absolute;
            width: 2px;
            height: 2px;
            background: #fff;
            border-radius: 50%;
            opacity: 0.6;
            animation: twinkle 3s infinite;
        }

        @keyframes twinkle {
            0%, 100% { opacity: 0.3; }
            50% { opacity: 1; }
        }

        .container {
            position: relative;
            z-index: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }

        header {
            text-align: center;
            padding: 4rem 0 2rem;
        }

        .logo {
            width: 360px;
            height: 360px;
            margin: 0 auto 1rem;
            animation: float 3s ease-in-out infinite;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, #60a5fa, #a78bfa, #ec4899);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: gradientShift 5s ease infinite;
            background-size: 200% 200%;
        }

        @keyframes gradientShift {
            0%, 100% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
        }

        .tagline {
            font-size: 1.5rem;
            color: #c4b5fd;
            margin-bottom: 3rem;
        }

        .cta-button {
            display: inline-block;
            padding: 1.2rem 3rem;
            font-size: 1.3rem;
            font-weight: bold;
            text-decoration: none;
            color: #fff;
            background: linear-gradient(135deg, #8b5cf6, #ec4899);
            border-radius: 50px;
            box-shadow: 0 10px 40px rgba(139, 92, 246, 0.5);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .cta-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: left 0.5s ease;
        }

        .cta-button:hover::before {
            left: 100%;
        }

        .cta-button:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 0 15px 50px rgba(236, 72, 153, 0.6);
        }

        .cta-button-receiver {
            display: inline-block;
            padding: 1.2rem 3rem;
            font-size: 1.3rem;
            font-weight: bold;
            text-decoration: none;
            color: #fff;
            background: linear-gradient(135deg, #310c88, #640d39);
            border-radius: 50px;
            box-shadow: 0 10px 40px rgba(139, 92, 246, 0.5);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .cta-button-receiver::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: left 0.5s ease;
        }

        .cta-button-receiver:hover::before {
            left: 100%;
        }

        .cta-button-receiver:hover {
            transform: translateY(-5px) scale(1.05);
            box-shadow: 0 15px 50px rgba(80, 24, 52, 0.219);
        }

        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
            margin: 4rem 0;
        }

        .feature-card {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 2rem;
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 20px 40px rgba(139, 92, 246, 0.3);
        }

        .feature-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: #a78bfa;
        }

        .feature-card p {
            color: #c4b5fd;
            line-height: 1.6;
        }

        .dropdown-receivers {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.5s ease-in-out; /* Hides the content initially */
        /* Add other styling for the content, e.g., padding, border, background */
        }

        /* Optional: Style for the open state of the content */
        .dropdown-receivers.show {
        max-height: 500px; /* Shows the content when the 'show' class is added */
        }

        .demo-section {
            text-align: center;
            margin: 6rem 0;
            padding: 3rem;
            background: rgba(139, 92, 246, 0.1);
            border-radius: 30px;
            border: 2px solid rgba(167, 139, 250, 0.3);
        }

        .demo-section h2 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: #a78bfa;
        }

        .channel-diagram {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin: 3rem 0;
        }

        .channel-box {
            padding: 1rem 1.5rem;
            background: rgba(139, 92, 246, 0.2);
            border: 2px solid #8b5cf6;
            border-radius: 10px;
            font-weight: bold;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }

        .arrow {
            font-size: 2rem;
            color: #ec4899;
        }

        .output-channels {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
            max-width: 500px;
        }

        footer {
            text-align: center;
            padding: 3rem 0;
            color: #9ca3af;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 4rem;
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2.5rem;
            }

            .tagline {
                font-size: 1.2rem;
            }

            .cta-button {
                font-size: 1.1rem;
                padding: 1rem 2rem;
            }

            .output-channels {
                grid-template-columns: repeat(2, 1fr);
            }

            .demo-section {
                padding: 2rem 1rem;
            }
        }