Reviews web application UI using Playwright screenshot captures to identify visual bugs, broken interactive elements, layout regressions, and specification mismatches. Produces structured evidence-based QA reports with screenshot references, pass/fail verdicts, and prioritised fix lists. Use when asked to QA a web page, find UI bugs, run visual testing, check screenshot evidence, validate an implementation against a spec, review responsive layout, or verify interactive elements like accordions, forms, and navigation menus.