astra_hb_site_identity_dynamic_css( string $dynamic_css, string $dynamic_css_filtered = '' )

function astra_hb_site_identity_dynamic_css( $dynamic_css, $dynamic_css_filtered = '' ) {

	if ( ! Astra_Builder_Helper::is_component_loaded( 'logo', 'header' ) ) {
		return $dynamic_css;
	}

	$_section            = 'title_tagline';
	$selector            = '.ast-builder-layout-element .ast-site-identity';
	$visibility_selector = '.ast-builder-layout-element[data-section="title_tagline"]';
	$margin              = astra_get_option( $_section . '-margin' );

	// Desktop CSS.
	$css_output_desktop = array(

		$selector => array(

			// Margin CSS.
			'margin-top'    => astra_responsive_spacing( $margin, 'top', 'desktop' ),
			'margin-bottom' => astra_responsive_spacing( $margin, 'bottom', 'desktop' ),
			'margin-left'   => astra_responsive_spacing( $margin, 'left', 'desktop' ),
			'margin-right'  => astra_responsive_spacing( $margin, 'right', 'desktop' ),
		),
	);

	// Tablet CSS.
	$css_output_tablet = array(

		$selector => array(

			// Margin CSS.
			'margin-top'    => astra_responsive_spacing( $margin, 'top', 'tablet' ),
			'margin-bottom' => astra_responsive_spacing( $margin, 'bottom', 'tablet' ),
			'margin-left'   => astra_responsive_spacing( $margin, 'left', 'tablet' ),
			'margin-right'  => astra_responsive_spacing( $margin, 'right', 'tablet' ),
		),
	);

	// Mobile CSS.
	$css_output_mobile = array(

		$selector => array(

			// Margin CSS.
			'margin-top'    => astra_responsive_spacing( $margin, 'top', 'mobile' ),
			'margin-bottom' => astra_responsive_spacing( $margin, 'bottom', 'mobile' ),
			'margin-left'   => astra_responsive_spacing( $margin, 'left', 'mobile' ),
			'margin-right'  => astra_responsive_spacing( $margin, 'right', 'mobile' ),
		),
	);

	$css_output  = astra_parse_css( $css_output_desktop );
	$css_output .= astra_parse_css( $css_output_tablet, '', astra_get_tablet_breakpoint() );
	$css_output .= astra_parse_css( $css_output_mobile, '', astra_get_mobile_breakpoint() );

	$dynamic_css .= $css_output;
	$dynamic_css .= Astra_Builder_Base_Dynamic_CSS::prepare_visibility_css( $_section, $visibility_selector );

	return $dynamic_css;
}