- Add hover-to-zoom preview popup for cards in both DungeonBoss and SWDBG games
(500ms delay, follows pointer, hides behind opponent videos)
- Add new artwork sprite sheets and update frame dimensions in JSON/config:
dungeonboss-rooms 300×200, spells 300×160, heroes 300×225, bosses 300×275
swdbg-cards-art 300×155 art window
- Introduce canonical CARD_ASPECT ratios and fitCardBox() for consistent card shapes
- Switch DungeonBoss opponent panels from dark to parchment theme
- Switch SWDBG card face from light to dark navy theme with updated accent colors
- Add setVideoVisible() to Portrait to pause videos during hover popups
- Update sprites.md documentation with new frame sizes and status
