- Always set sale end time to 23:59:59 of target date
- Ensures proper day counting regardless of time selected in admin
- July 11 to July 18 should now show 7 days instead of 2
- Countdown now uses actual sale_end_date from database instead of hardcoded Sunday
- Shows time until earliest sale end date when multiple sales are active
- Falls back to next Sunday if no end dates are set
- Banner now reflects real deadlines set in admin panel
- Remove 'apply to all' option from sale manager - only selected items
- Fix PLA Translucent to be spool-only (no refill option)
- Sale countdown shows actual max percentage from database
- Update banner design: blue-purple-orange gradient instead of red
- Remove fire emoji and promotional text
- Make percentage number larger and yellow for emphasis
- Change 'do' to 'od' in discount text
- Add shimmer animation for subtle effect
- Created SaleCountdown component with real-time countdown
- Displays days, hours, minutes, seconds until sale ends
- Responsive design with fire emoji and urgency messaging
- Auto-calculates next Sunday at 23:59:59
- Positioned prominently above filament table
