/* cleanup-v2 (= cleanup-v1 + readouts; slop-scan Top 10 #1-#3). Debug header (Box study / Show score / Top down / Position backgrounds) only with ?debug=1 */
html:not(.gdbg) .seq-header{display:none!important}
html:not(.gdbg) #score,html:not(.gdbg) #background-editor,html:not(.gdbg) #top-down-overview{display:none!important}
/* Kyzen: chapter rail keeps its hairline rule; 01-07 numerals removed in markup; empty rail = rule only */
.kz-eyebrow:empty{gap:0;min-height:0}
@media (max-width:767px){.kz-eyebrow:empty{margin-bottom:20px}}
.kz-role .kz-eyebrow:empty{display:none}
/* v2: footer readouts (#seq-label chapter label, #camera-state camera status) + bottom-edge progress ticks only with ?debug=1.
   visibility (not display) so the flex footer keeps its geometry and the 01-06 nav does not move */
html:not(.gdbg) #seq-label,html:not(.gdbg) #camera-state{visibility:hidden!important}
html:not(.gdbg) .seq-progress{display:none!important}