−53%JavaScript shipped on home (2.8 MB → 1.3 MB)

−42%First paint on home (1,656 → 964 ms)

−52%Home HTML size (765 → 366 KB)

0Layout shift on category pages (was 0.11 desktop / 0.17 mobile)

JS2,821 KB → 1,337 KB−53%

First paint1,656 ms → 964 ms−42%

Main-thread blocking2,128 ms → 1,522 ms−28%

HTML765 KB → 366 KB−52%

JS5,296 KB → 2,393 KB−55%

Main-thread blocking1,575 ms → 1,029 ms−35%

HTML492 KB → 91 KB−81%

JS2,801 KB → 1,316 KB−53%

First paint1,184 ms → 836 ms−29%

Main-thread blocking1,987 ms → 1,425 ms−28%

HTML577 KB → 176 KB−69%

Layout shift · desktop0.106 → 0−100%

Layout shift · mobile0.166 → 0−100%

Largest paint · desktop3,392 ms → 3,180 ms−6%

Largest paint · mobile3,352 ms → 3,192 ms−5%

Longest frame on open550 ms → 417 ms−24%

Style recalcs on open2 → 1−50%

Price-chart code at startup69 KB → 0 KBlazy

With analytics on: blocking5,040 ms → 3,253 ms−35%

With analytics on: first paint1,796 ms → 884 ms−51%

Crisp, Ahrefs, GA, Facebook load after page is ready (events queued, none dropped)

Production builds, medians of 5–7 interleaved runs, 4× CPU throttle, third-party blocked unless noted.