/* V80 — ONLY fix the floating mobile Back bar.
   Preserve the existing working Real Estate Back button. */
@media (max-width:800px){

  /* A submenu Back bar must belong to its submenu, never the main menu. */
  .newMegaMobile > .mobileSubnavBar,
  .newMegaMobile > .mobileBackMenu{
    display:none!important;
  }

  /* Closed details cannot leave their submenu header behind. */
  .newMegaMobile details:not([open]) > .mobileMega > .mobileSubnavBar{
    display:none!important;
  }

  /* Open submenu header stays INSIDE that submenu instead of floating
     across the parent/main menu. */
  .newMegaMobile details[open] > .mobileMega > .mobileSubnavBar{
    display:grid!important;
    position:sticky!important;
    top:0!important;
    z-index:20!important;
    width:100%!important;
    max-width:100%!important;
    margin:0!important;
    box-sizing:border-box!important;
    background:#f5efe4!important;
  }

  /* Preserve the original working Back button when its submenu is open. */
  .newMegaMobile details[open] > .mobileMega > .mobileSubnavBar .mobileBackMenu{
    display:flex!important;
    visibility:visible!important;
    opacity:1!important;
    position:static!important;
  }

  /* Preserve the special Real Estate Back row/button from the working v78. */
  .newMegaMobile details[open] .v21RealEstateBack{
    display:flex!important;
    position:static!important;
    width:100%!important;
    max-width:100%!important;
    margin:0!important;
    box-sizing:border-box!important;
  }

  .newMegaMobile details[open] .v21RealEstateBackBtn{
    display:flex!important;
    visibility:visible!important;
    opacity:1!important;
  }

  /* But if Real Estate is not open, that row must not exist visually. */
  .newMegaMobile details:not([open]) .v21RealEstateBack{
    display:none!important;
  }
}