An inline classic script after the stylesheets waited for them to download; on staging the reads left at 2.4-3.1 s. Measurement script gains --css-delay and --ua iphone. Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01N4f2nya58RoRu4yEmJgRGE