Reference-grade guide to forms and data entry — single-column layout, persistent labels, the right input type + mobile keyboard + autocomplete token per field, blur-timed inline validation with :user-invalid and actionable errors, smart defaults, multi-step wizards, and data tables/grids at scale, a
Reference-grade guide to forms and data entry — single-column layout, persistent labels, the right input type + mobile keyboard + autocomplete token per field, blur-timed inline validation with :user-invalid and actionable errors, smart defaults, multi-step wizards, and data tables/grids at scale, all keyboard- and screen-reader-accessible across web and mobile.