/* Preserve the existing layout while preventing modal scrollbar shifts. */
html:has(body[data-foundation]) {scrollbar-gutter:stable}
body[data-foundation] .et-viewer {overscroll-behavior:contain}
/* A closed sheet stays closed even when older component rules set display. */
body[data-foundation] #ecko .front-body252[hidden],
body[data-foundation] #ecko .front-layout64 > [hidden],
body[data-foundation] #zanjeo .trench-project-body250 [hidden] {display:none!important}
/* Decorative labels must not leak from collapsed sheets into the reading tree. */
body[data-foundation] #ecko .front-body252[hidden] .bore-plan::after,
body[data-foundation] #frentes-content250[hidden] .bore-plan::after {content:none!important}