Content
62%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is a reasonably well-structured design system reference with clear constraint language (MUST/SHOULD/NEVER) and specific token values. Its main weaknesses are the lack of executable code examples (CSS/Tailwind/component snippets) and some raw-data-dump sections that feel unprocessed. The color token choices also seem questionable (e.g., `surface-raised` being dark blue, `warning` being near-white, `text-primary` being light purple on a light gray background), which may indicate auto-generated values that weren't curated.
Suggestions
Add concrete code examples — at minimum a CSS custom properties block defining the tokens, and ideally a sample component (e.g., a button in HTML/CSS or React/Tailwind) showing the design system in action.
Curate the raw data sections: the typography reference lists duplicate style names and the layout section includes 'detected' patterns that read like audit output. Consolidate into a clean, intentional scale.
Consider splitting the detailed token tables (full typography reference, border radius scale) into a separate REFERENCE.md file, keeping SKILL.md as a concise overview with the most critical constraints.
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The content is mostly efficient with well-structured tables and clear MUST/SHOULD/NEVER directives, but includes some redundancy (e.g., listing font sizes twice, duplicate 'text-13px' and 'text-12px' entries, detected layout patterns that feel like raw audit output rather than curated guidance). The 'Detected Layout Patterns' and element width lists feel like unprocessed data dumps rather than actionable constraints. | 2 / 3 |
Actionability | The skill provides specific values (hex codes, pixel sizes, font weights) and clear directives (MUST/SHOULD/NEVER), which is good. However, it lacks any executable code examples — no CSS snippets, no Tailwind classes, no component code. For a UI design system skill, concrete implementation examples (e.g., a button component, a heading style) would significantly improve actionability. | 2 / 3 |
Workflow Clarity | This is primarily a reference/constraint skill rather than a multi-step workflow. The single-purpose nature (apply these design tokens and rules when building Arc-style UIs) is unambiguous. The MUST/SHOULD/NEVER hierarchy provides clear priority ordering, and the 'When to Apply' section clearly scopes usage. | 3 / 3 |
Progressive Disclosure | The content is well-organized with clear section headers and tables, but it's a fairly long monolithic document. Some sections like the full typography reference table and border radius scale could be split into a separate reference file. There are no cross-references to external files for deeper detail, though the content is structured enough to navigate. | 2 / 3 |
Total | 9 / 12 Passed |