.form--step.button-multi
header.f-row
p {{selected.length}} | {{selected.length == opts.length}}
p
span(v-for="sel in selected") {{ sel }}
main.f-col(v-for="(op, i) in opts" :class="[{ 'selected': selected.length == i }, `step-${i}`, 'step']")
button(v-for="val in op" @click="selectOption(i, val)") {{ val }}
main(v-if="opts.length == selected.length").selected
button(@click="next") next