`<select class="type-featured" data-featured="normal">`
....
`<select class="type-featured" data-featured="classical">`
....
`<select class="type-featured" data-featured="modern">`

$('.style-wrapper').each( function() {
    var $styles = $(this);
    if ( $styles.parents().find('select').is('.type-featured [data-featured=normal]') ) {
    // do something here
    }
});

.is( function() {
//here some logic to result
});