Plan step 32. The chip set's scroll buttons (plan step 24) moved `x-data="materialChipSet"` from the row to a wrapper around the row and its buttons, so `[data-chip-set][x-data]` found the first wrapping set on the page, which never overflows. Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Qwx5USif3wFFmxtHg5U1g9