$ show jgthms/bulma
Bulma is a mature, well-established CSS framework (v1.0.4) built with Sass and based on Flexbox. It provides a comprehensive set of reusable UI components, layout utilities, and responsive design tools. The codebase is organized into a modular Sass architecture with clear separation of concerns: utilities (variables, mixins, functions), base styles, elements, form controls, components, grid system, layout, and helpers. The repository includes both the core CSS framework and a Jekyll-based documentation site with Cypress end-to-end tests. A notable feature is the Bulma Customizer, a React-based application that allows real-time customization of CSS variables through an intuitive interface. The framework emphasizes zero JavaScript dependency, making it framework-agnostic and easily integrable into any project.
The LLM identified 7 files worth highlighting for reuse:
Implements a sophisticated CSS variable system that enables dynamic theming and runtime customization. The module provides functions for generating HSL color variables, registering CSS custom properties, and managing theme scopes (light/dark). It supports automatic color derivation (invert, light, dark variants) and system theme detection via prefers-color-scheme. This architecture allows complete visual customization without recompilation.
Defines a complete dark theme by overriding CSS variables with dark-appropriate values. Demonstrates how Bulma's theme system works: by adjusting base lightness values and scheme colors, it generates a cohesive dark palette. Uses HSL color calculations and delta-based hover/active states. The theme integrates seamlessly with the light theme through CSS variable switching.
Core component of the Bulma Customizer that provides a live preview interface for customizing CSS variables. Manages state for CSS variables, handles real-time updates to the document root styles, and persists customizations to localStorage. Implements a tabbed interface for navigating variable categories (colors, typography, layout, etc.). Demonstrates advanced React patterns with context providers and useEffect hooks for side effects.
Provides an interactive color customization interface with separate sliders for hue, saturation, and lightness. Each slider updates CSS variables in real-time, allowing users to customize individual Bulma colors (primary, link, info, etc.). Includes hex input for precise color entry and reset functionality. Uses React hooks for state management and DOM manipulation for live preview.
Generates a comprehensive set of derived color variables from base colors using HSL calculations. Creates invert, light, and dark variants for each status color (primary, info, success, warning, danger). Implements functions like findColorInvert() and findLightColor() that automatically calculate appropriate contrast colors. This system ensures color consistency and accessibility across the framework.
Implements a fully responsive navbar component with mobile hamburger menu, dropdown support, and tab navigation. Uses modern CSS features like custom properties for theming and flexbox for layout. Includes variants for fixed positioning, color schemes, and responsive behaviors. The component demonstrates complex CSS architecture with nested selectors and media queries for breakpoint handling.
Structured metadata about all Bulma variables organized by category (scheme, colors, typography, components, etc.). Each variable entry includes its name, description, default value, type, and scope. This data drives the automatic generation of documentation pages and the Bulma Customizer interface. Demonstrates a data-driven approach to keeping documentation synchronized with source code.