Designs responsive interfaces starting from mobile screens with progressive enhancement for larger devices. Use when building responsive websites, optimizing for mobile users, or implementing adaptive layouts.
This skill does not declare a tool allowlist. The agent host applies whatever default tools are available at runtime.
SKILL.md / Manifest
https://raw.githubusercontent.com/secondsky/claude-skills/main/plugins/mobile-first-design/skills/mobile-first-design/SKILL.mdRegistry
github (via claudemarketplaces.com)