Skill: Design a screen

Do this first, before anything else

Write the Brief Inference block into your reply now. Not after reading the rest of this file, not in your head, not "once the layout is clearer" - now, before any markup, any file, any tool call.

Domain:           fintech | editorial | dev-tool | healthcare | consumer | ...
Audience & tone:  expert vs first-time, calm vs energetic, premium vs utilitarian
Mood:             the one adjective the result must earn - "expensive", "precise", "warm", "brutal"
Motion depth:     none | subtle feedback | expressive choreography
Layout family:    the section sequence you will use, named, varied per section
Reference anchor: an archetype, or a named system - see step 3