Skywatch

A dark-ground lecture on deep night-indigo paper in pale starlight ink: sharp Newsreader serif titles over a clear IBM Plex Sans, one deep-magenta highlighter swipe for the key idea, a running thread header with objective ticks, a full violet act field and an image-led act break, saturated screen-print paper-collage cutouts, pale-ink native charts on hairline grids, an outlined key-term card, ruled comparison table, 2x2 framework, live poll, hands-on island and self-check recap.