applying-design-guidelines

UI/UX design principles covering visual design, user experience, interface rules, design theory, multi-device UI, usability evaluation, and design mindset. Use when making design decisions, evaluating interfaces, designing for multiple devices, diagnosing usability problems, or reviewing UI quality. Covers typography, color, motion, cognitive psychology, 101 Do/Don't rules, CRAP/Gestalt theory, device constraints (touch/mouse/remote), cross-device strategies (responsive/adaptive), usability patterns ("can't find/operate/understand" framework), and design mindset (sunk cost, feature creep, prototyping). NOT for codegen→designing-frontend, behavior→applying-behavior-design, charts→designing-data-visualizations, Tailwind→styling-with-tailwind, design systems→building-design-systems, design thinking→practicing-design-thinking, AI UX→designing-ai-experiences, AI creatives→creating-ai-design-creatives.