How TopLevelLayoutRenderer orders the hero (primary fields) vs. nested property controls.
default — hero card (image, title, description) first, then a divider, then property rows.
singleCardPropertiesFirst — one unified card: full-bleed hero image with rounded top (flush to
the dialog/card edge), then headline, subtitle, divider, then property rows.
How TopLevelLayoutRenderer orders the hero (primary fields) vs. nested property controls.
default— hero card (image, title, description) first, then a divider, then property rows.singleCardPropertiesFirst— one unified card: full-bleed hero image with rounded top (flush to the dialog/card edge), then headline, subtitle, divider, then property rows.