lsgoulart
Design engineer working the seam between frontend, design systems, and AI surfaces. Ten years deep in the frontend; the design side is the edge I'm sharpening now, slowly and on purpose.
Blog
Intent is an intersection
Three gates — aim, motion, commitment — and a piece of brass that catches when all three say yes. The math by which a hover becomes a decision, distilled into a working artifact.
Five ways to open a sidebar
Five intent models for a collapsible side menu — click, dwell, velocity, trajectory, pinned — and the geometry that has to be right before any of them can feel right.
What this site is made of
A technical walkthrough of the five decisions that gave lsgoulart.me its character. Typography, color in OKLCH with a wide-gamut amber, the site/sandbox split, smooth scroll as a client island, and the discipline of journaling the build.
Three drafts at the threshold
Pieces forming on typography, architecture, and the politics of defaults. Each one still earning its shape.