devtool — AI Agent SDK Landing — Référence de design web et prompt

# DEVTOOL — AI AGENT SDK LANDING (MAGIC UI)

> A SELF-CONTAINED, PIXEL-FAITHFUL REPRODUCTION OF THE MAGIC UI "DEVTOOL" STARTUP TEMPLATE, BUILT AS PLAIN HTML + CSS + VANILLA JS (NO BUILD STEP). EVERY PAGE, HOVER STATE, AND SCROLL/ENTRANCE ANIMATION IS RECREATED SAME-TO-SAME.
>
> REFERENCE: `https://devtool-magicui.vercel.app/`

## SUMMARY

A DARK-THEMED DEVELOPER-TOOL / SAAS LANDING PAGE FOR A FICTIONAL "AI AGENT SDK" PRODUCT. THE SITE HAS FIVE PAGES: A LONG MARKETING HOME PAGE, A DOWNLOAD PAGE, A BLOG INDEX, AND THREE BLOG POSTS. THE LOOK IS NEAR-BLACK BACKGROUND WITH A PURPLE/VIOLET PRIMARY ACCENT, GEIST SANS + GEIST MONO TYPE, SUBTLE GRID/BORDER DIVIDERS, GLOWING RADIAL GRADIENTS, ANIMATED FLOATING 3D CUBES IN THE HERO, A SCROLLING MARQUEE OF TESTIMONIALS, A YEARLY/MONTHLY PRICING TOGGLE, AND BLUR-IN / FADE-UP ENTRANCE ANIMATIONS ON SCROLL.

## STYLE