Document the contract
Connect semantics, behavior, and implementation.
Feature 78 · Product value
Proof Staircase Feature
Four increasingly prominent proof steps form a responsive staircase that becomes a clean mobile stack.
Let confidence grow through a sequence of visible evidence
Width, offset, and contrast communicate progression while each step preserves a concise anatomy.
Preserve relationships
Use responsive Grid and native reading order.
Test the complete surface
Check accessibility, interaction, and rendering.
Make growth measurable
Keep the package and guarantees aligned.