- Weekend bg raised from hsl(0 0% 2%) to hsl(0 0% 5%) across all 4 rules (day cells, col headers, timegrid cols, daygrid-day-frame) so the tint is visually distinct against the #0a0a0a page background - Reduced .fc-daygrid-event-dot margin from default 4px each side to 0 2px 0 0 on umbra dot events, tightening the gap between dot and title Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>