Title: Form / Type Playground
Exact creative prompt: Make a standalone interactive type specimen studio with warm ivory paper, charcoal ink, vermilion accents, a narrow tool rail, and a giant editable specimen. Include text input, font size, letter spacing, system font family selector, and invert-ink button. Add alphabet samples, a circular Aa seal, numbered technical metadata, strong rules, and responsive layout. All assets, CSS, and JS inline; use system fonts only.
Description: A tactile independent type foundry specimen sheet that becomes a live typographic playground.
Major visual techniques: Oversized system typography; ruled editorial grid; vermilion seal; adjustable tracking; ink inversion.
Interaction model: Edit specimen text, choose font, adjust size and tracking, or invert the page palette.