Flux checkout - hide shipping section for details and address step.

functions.php

<?php // do not include this line to functions.php
/**
 * Flux checkout - hide shipping section for details and address step.
 */
function flux_hide_shipping_section_for_details_address_step() {
	if ( ! is_checkout() ) {
		return;
	}

	?>
	<script>
		// call flux_add_step_class_to_wrapper on hash change and window load
		jQuery( window ).on( 'hashchange load', function() {
			flux_add_step_class_to_wrapper();
		} );

		function flux_add_step_class_to_wrapper() {
			// get hash from url, remove # and add it to the wrapper (.flux-checkout__content)
			var hash = window.location.hash;
			if ( hash ) {
				hash = hash.replace( '#', '' );

				jQuery( '.flux-checkout__content' ).removeClass( 'flux-active-step--details' ).removeClass( 'flux-active-step--payment' ).removeClass( 'flux-active-step--address' );
				jQuery( '.flux-checkout__content' ).addClass( 'flux-active-step--' + hash );
			}
		}
	</script>

	<style>
		.flux-active-step--details .flux-checkout__shipping-table,
		.flux-active-step--address .flux-checkout__shipping-table{
			display: none;
		}
	</style>
	<?php
}
add_action( 'wp_footer', 'flux_hide_shipping_section_for_details_address_step' );