              span.u-hidden(aria-role="tooltip")=tooltip
          +icon("help_o", icon_size || 16).o-icon--inline
  
  
  //- Aside for text
      label - [string] aside title (optional)
  
  mixin aside(label)
      +aside-wrapper(label)
 
</s>
//- Aside wrapper
    label - [string] aside label

mixin aside-wrapper(label)
    aside.c-aside
        .c-aside__content(role="complementary")&attributes(attributes)
            if label
                h4.u-text-label.u-text-label--dark=label

            block


              span.u-hidden(aria-role="tooltip")=tooltip
          +icon("help_o", icon_size || 16).o-icon--inline
  
  
//- Aside wrapper
    label - [string] aside label

mixin aside-wrapper(label)
    aside.c-aside
        .c-aside__content(role="complementary")&attributes(attributes)
            if label
                h4.u-text-label.u-text-label--dark=label

            block


  //- Aside for text
      label - [string] aside title (optional)
  
  mixin aside(label)
      +aside-wrapper(label)
keep keep keep add keep keep keep keep keep
 Merge mixins and mixins-base

The distinction was never clear anyways and it was progressively getting messier. So all mixins live in one file now.
website/_includes/_mixins.jade