ArchitectureBEM StrategyComponent First StrategyCSS Modules StrategyCascade LayersMarkdown to HTML Conversion ArchitectureResolving cascade conflicts between container-scoped CSS and utility-first CSS with MDX component overridesDesign Token LintBuild-time enforcement of a design token system — forbid raw color literals, raw z-index integers, and zone-aware misuse, with a documented escape hatch.