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desktop · Tue, May 26, 2026 12:14 PM ·

demo

Perf

100/100

Global

97/100

Performance

Lighthouse Performance score

Accessibility

Lighthouse Accessibility score

-4 vs prev

Best Practices

Lighthouse Best Practices score

+11 vs prev

SEO

Lighthouse SEO score

-1 vs prev

Core Web Vitals

LCP

Largest Contentful Paint — time until the largest visible content element is rendered. Good = under 2.5s.

1177ms

Largest Contentful Paint

CLS

Cumulative Layout Shift — how much visible content unexpectedly shifts during load. Good = under 0.1.

0.04

Cumulative Layout Shift

INP

Interaction to Next Paint — latency between user input and the next paint. Good = under 200ms.

140ms

Interaction to Next Paint

TTFB

Time to First Byte — how long the server takes to respond with the first byte. Good = under 800ms.

224ms

Time to First Byte

Front-end ↔ Back-end breakdown

LCP composition 1177ms total

backend 224ms (19%)

frontend 953ms (81%)

Backend telemetry

Queries

25 (17 unique)

Query time

88ms

Memory peak

58.0MB

Cache hit rate

82%

Recommendations

seo

Meta description present

Warning

View all occurrences

A meta description improves click-through rate in search results.

Page details

Page weight

1,067 KB

HTTP requests

DOM elements

905

Render-blocking

139ms

LCP element

main > section.hero > img <img src="/images/hero.jpg" loading="eager">

Resource breakdown

Type	Count	Size
script	8	679 KB
stylesheet	3	161 KB
image	12	329 KB
font	2	42 KB
document	1	14 KB

Third-party impact

Entity	Transfer	Blocking	Main thread
Google Analytics	23 KB	60ms	100ms

Main thread breakdown

Slowest requests

URL	Type	Size	Duration
`vendor.js`	Script	371 KB	566ms
`products`	XHR	24 KB	395ms

Diagnostics

Critical request chain depth: 3 levels
Top JS execution costs: app.js 380ms

vendor.js 103ms