During a show, G opens a thumbnail grid and a click jumps to that slide.
Z then a click zooms the slide to 2×. Presenter view has Black, White,
All slides and Zoom. Esc closes the grid, then the zoom, before it leaves.
Progress docs per craftrules standards/progress-docs.md: target-app parity, gaps, roadmap with alpha gate, readiness by audience (full / mainstream / essentials) with Opus 5.5 hours, and feature, format, hardware, UI and localization parity docs.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>