/* Every invitation chapter occupies at least the visible screen. Long content can grow. */
body[data-package-tier] :is(.cover,.invitation-overture,.inv-section){min-height:100svh!important;box-sizing:border-box}
body[data-package-tier] .inv-section>.theme-scene{inset:0!important;width:100%!important;height:100%!important;max-height:none!important}
body[data-package-tier] .inv-section :is(.collection-backdrop,.premium-still-backdrop){width:100%!important;height:100%!important;max-height:none!important;object-fit:cover}
body[data-package-tier] .inv-section[hidden]{display:none!important}

/* Safari expands its visual viewport when the address bar collapses. */
/* Reading chapter height stays stable while browser toolbars animate; scenic layers fill the visual viewport separately. */
@supports(height:100dvh){body[data-package-tier] .cover{min-height:100dvh!important}}
body[data-package-tier] :is(.invitation-overture,.inv-section){min-height:100svh!important}