function display_social_proof_notification() {
    // Ensure WooCommerce is active
    if ( ! class_exists( 'WooCommerce' ) ) {
        return;
    }

    // Get the latest completed order
    $args = array(
        'limit'        => 1,
        'orderby'      => 'date',
        'order'        => 'DESC',
        'status'       => 'completed',
    );

    $orders = wc_get_orders( $args );

    // If no orders found, do nothing
    if ( empty( $orders ) ) {
        return;
    }

    // Get customer name and purchased product from the latest order
    $order = $orders[0];
    $customer_name = $order->get_billing_first_name();
    $items = $order->get_items();

    foreach ( $items as $item ) {
        $product_name = $item->get_name(); // Product name
        break; // Use only the first product in the order
    }

    // Prepare the notification content
    $notification = sprintf( '%s just purchased %s!', esc_html( $customer_name ), esc_html( $product_name ) );

    // Output the notification HTML
    echo '<div class="social-proof-notification" style="position: fixed; bottom: 20px; right: 20px; background-color: #fff; padding: 15px; border: 1px solid #ddd; border-radius: 5px; box-shadow: 0px 4px 8px rgba(0,0,0,0.1); z-index: 9999;">';
    echo esc_html( $notification );
    echo '</div>';

    // Add basic CSS and JS to fade out the notification after 5 seconds
    echo '
        <style>
            .social-proof-notification {
                display: none;
                animation: fadeInOut 8s forwards;
            }

            @keyframes fadeInOut {
                0% { opacity: 0; }
                10% { opacity: 1; }
                90% { opacity: 1; }
                100% { opacity: 0; }
            }
        </style>
        <script>
            document.addEventListener("DOMContentLoaded", function() {
                var notification = document.querySelector(".social-proof-notification");
                notification.style.display = "block";
                setTimeout(function() {
                    notification.style.display = "none";
                }, 5000); // Hide notification after 5 seconds
            });
        </script>
    ';
}

// Hook into WooCommerce before the footer to display the notification
add_action( 'wp_footer', 'display_social_proof_notification' );