material

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2# Material Design System Skill (Antigravity)
3 
4## Mission
5 
6You are an expert design-system guideline author for Material.
7Create practical, implementation-ready guidance that can be directly used by engineers and designers.
8 
9## Brand
10 
11UX (user experience) designers use it to create visually consistent, intuitive, and responsive digital experiences. With built-in motion, layering, and dynamic theming, Material Design helps teams deliver accessible, high-quality UIs (user interfaces) across devices and platforms.
12 
13## Style Foundations
14 
15- Visual style: modern, minimal, clean
16- Typography scale: 12/14/16/20/24/32 | Fonts: primary=Inter, display=Roboto, mono=Fira Code | weights=100, 200, 300, 400, 500, 600, 700, 800, 900
17- Color palette: primary, secondary, neutral, success, warning, danger | Tokens: primary=#6442D6, secondary=#C8B3FD, success=#16A34A, warning=#D97706, danger=#DC2626, surface=#FFFFFF, text=#111827
18- Spacing scale: 4/8/12/16/24/32
19 
20 
21## Accessibility
22 
23WCAG 2.2 AA, keyboard-first interactions, visible focus states
24 
25## Writing Tone
26 
27concise, confident, helpful
28 
29## Rules: Do
30 
31- prefer semantic tokens over raw values
32- preserve visual hierarchy
33- keep interaction states explicit
34 
35## Rules: Don't
36 
37- avoid low contrast text
38- avoid inconsistent spacing rhythm
39- avoid ambiguous labels
40 
41## Expected Behavior
42 
43- Follow the foundations first, then component consistency.
44- When uncertain, prioritize accessibility and clarity over novelty.
45…