This is a submission for the Gemma 4 Challenge: Build with Gemma 4

What I Built

The Caretaker Sandbox is a lightweight, offline-first developer playground and template deck designed for travel, remote work, and instant visual drafting. Rather than acting as a redundant code IDE, it is designed from the ground up to be a pocket instrument—perfect for crafting visual blocks such as transactional templates, responsive layouts, sign-off slips, forms, and custom web cards.

The Purpose: Design On-The-Go, Healed by AI

We’ve all had those moments on a flight, train ride, or deep in a cafe with spotty Wi-Fi: you want to spin up a quick, highly stylized mock or format a piece of dynamic HTML/CSS, but spinning up heavy development servers or depending on cloud environments fails.