Conciseness

The body is mostly lean, but there is real redundancy: the <required> 7-step todo list restates the five phases that follow it, and the Overview section repeats the same core principle and the description text. This matches anchor 3 ('mostly efficient but includes some unnecessary explanation or could be tightened') rather than 4, where only minor trimming would be needed.

Actionability

Concrete, executable guidance dominates: exact user prompts to ask, specific commands ("npm run dev", "npm start"), a runnable React stacking example, and a concrete integration-point checklist. A few steps remain high-level ('Add proper state management', 'Implement error handling'), which keeps it at anchor 4 rather than 5.

Workflow Clarity

Five clearly sequenced phases with an explicit feedback loop ('Continue asking for feedback until satisfied') and end-state checkpoints ('Test all interactive elements', 'Verify accessibility basics'). It falls short of anchor 5 because the validation steps tell what to check but not how, and there is no check that the dev server actually started before proceeding.

Progressive Disclosure

No bundle files exist, and the 123-line body is organized into a clean overview-plus-five-phase structure with headers that make navigation easy. Nothing inlined clearly belongs in a separate file, so this lands at anchor 4 ('good structure; most content is appropriately placed') rather than 5, which is reserved for content split across well-signaled reference files.

Specificity

The description names the domain ("user interfaces or user experiences") and lists several actions ("exploration of design variations, frontend setup, iteration, and proper integration"), but the actions are generic process words rather than concrete capabilities like "build design variations" or "wire components to APIs". It sits between anchor 3 and 4, closer to 3 because none of the named actions are truly specific.

Completeness

Both halves are present: an explicit trigger ("Use when implementing user interfaces or user experiences") and a "what" ("guides through exploration of design variations, frontend setup, iteration, and proper integration"). It is not a 5 because the "what" leans on the vague verb "guides through" and the "when" lacks concrete trigger phrases like "UI", "design", or "mockups"; it is above 3 because both what and when are explicitly stated.

Trigger Term Quality

Relevant keywords exist ("user interfaces", "user experiences", "frontend") but common variations users would actually say are missing: "UI", "UI/UX", "design", "mockup", "wireframe". This matches anchor 3 ("some relevant keywords but missing common variations or synonyms") rather than 4, which requires good coverage of natural terms.

Distinctiveness Conflict Risk

"Implementing user interfaces or user experiences" is a broad trigger that overlaps with adjacent skills (data visualization dashboards, brand/styling skills, frontend build skills). It is somewhat specific to UI-building but not a clear niche with distinct triggers, matching anchor 3 rather than 4.