/* The concept page, framed by the real Tri-Cities Board chrome: its own
   study ribbon, mock site header and footer, and the phone's bottom dock
   (the phone shell owns the bottom) stay out of the frame. Nothing else in
   the concept is touched. */
.preview-ribbon,
.site-header,
.site-footer,
.mobile-action-dock {
  display: none !important;
}

/* The frame itself sits on the site's content column (max-w-7xl with the
   site's gutter — app/how-listings-work/templates/premiere), so the
   concept's own shells, which inset a column of their own, widen to the
   frame: the content lands on the site's column, not 18px inside it. */
.premiere-shell,
.section-shell,
.profile-subnav-inner,
.journal-layout {
  width: 100%;
  max-width: none;
}