> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cadanapay.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Gross-to-net salary calculator widget overview

A lightweight, embeddable JavaScript widget that lets your users estimate **gross-to-net salary, payroll taxes, and employer cost** for 150+ countries.

The calculator works everywhere — WordPress, Wix, Webflow, React, Vue, plain HTML, Framer — and uses Shadow DOM for complete style isolation.

## Key Features

<CardGroup cols={3}>
  <Card title="Custom Theming" icon="palette">
    20+ CSS variables with Shadow DOM isolation. Match your brand without style conflicts.
  </Card>

  <Card title="Responsive & Accessible" icon="mobile">
    Mobile-first, WCAG compliant with keyboard navigation and screen reader support.
  </Card>

  <Card title="Lightweight" icon="bolt">
    Only 6.8 KB gzipped with intelligent caching. Semantic HTML for SEO.
  </Card>

  <Card title="Framework Agnostic" icon="puzzle-piece">
    Drop into any website or CMS with HTML support.
  </Card>

  <Card title="Rich Event System" icon="chart-bar">
    Hook into user interactions for analytics and tracking.
  </Card>

  <Card title="Secure by Design" icon="lock">
    Public API keys only with domain whitelisting.
  </Card>
</CardGroup>