OMS Enterprise v2.0
Sprint 1 — Build 009 Phase 1
Carbon Theme Foundation

Changed
- Dark theme palette changed from navy to Carbon black/charcoal.
- Desktop typography weight reduced across sidebar, topbar, cards, buttons and badges.
- Card borders and shadows softened.
- Dark mode topbar/sidebar/surfaces now use neutral matte blacks.

Not Changed
- Light mode.
- Dashboard layout.
- Slider behavior.
- PHP files.
- Database.

Deployment
- Replace assets/css/oms-design-system.css only.
