This is a comprehensive SCSS style guide that covers the 7-1 architecture pattern, BEM naming conventions, and a well-organized collection of mixins for responsive design, flexbox layouts, and accessibility features. You get detailed variable naming conventions with semantic scales for spacing, typography, and z-index management, plus practical examples of acceptable nesting depth and when to break rules. The breakpoint mixin system and utility functions like tint/shade are immediately useful. If you're setting up a new project or trying to bring consistency to an existing codebase, this gives you a complete blueprint rather than forcing you to piece together conventions from scattered blog posts. The focus on maintainability over cleverness is the right approach for team environments.
npx skills add https://github.com/mindrally/skills --skill scss-best-practices