Custom tax query

functions.php

<?php
	add_rewrite_rule(
		'^result/([^/]*)/?([^/]*)$',
		'index.php?pagename=result&style_slug=$matches[1]&gender_slug=$matches[2]',
		'top' );

	add_rewrite_tag('%style_slug%','([^/]*)');
	add_rewrite_tag('%gender_slug%','([^/]*)');

page-results.php

<?php
	// Determine filters
	$style_slug = (get_query_var('style_slug')) ? get_query_var('style_slug') : 'all';
	$gender_slug = (get_query_var('gender_slug')) ? get_query_var('gender_slug') : 'all';
	$paged = (get_query_var('paged')) ? get_query_var('paged') : 1;

	// Args for Query (below)
	$args = array(
		'suppress_filters' => 0,
		'post_type' => 'post_type',
		'showposts' => 10,
		'paged' => $paged,
		'orderby' => 'title',
		'order' => 'ASC',
		'tax_query' => array()
	);

	// FILTER: Style
	if($style_slug!='all'){

		$style_query = array(
			'taxonomy' => 'style',
			'field' => 'slug',
			'terms' => $style_slug
		);
		array_push($args['tax_query'], $style_query);
		$thisstyle = get_term_by('slug', $style_slug, 'style');
	}
	else {
		$thisstyle = (object) ['name' => __('All', 'text-domain')];
	}


	// FILTER: Gender
	if($gender_slug!='all'){

		$gender_query = array(
			'taxonomy' => 'gender',
			'field' => 'slug',
			'terms' => $gender_slug
		);
		array_push($args['tax_query'], $gender_query);
		$thisgender = get_term_by('slug', $gender_slug, 'gender');
	}
	else {
		$thisgender = (object) ['name' => __('All', 'text-domain')];
	}

	// RUN QUERY
	$resultquery = new WP_Query( $args );
	$result = $resultquery->posts;