Features available now
The site includes semantic headings, keyboard-operable navigation, visible focus states, labeled form inputs, a skip-to-content link, responsive layouts and reduced-motion support. Calculators announce updated results, and tables can scroll on narrow screens.
Limits and feedback
We have not commissioned an independent accessibility certification and do not claim complete conformance. If you encounter a barrier, email bd@dotinteractive.cc with the page URL and a description. Sharing your browser or assistive technology is optional.
Core guide content is available without JavaScript. Calculators and site search require JavaScript; the guide library remains available for manual browsing.