module.exports = {
  darkMode: 'class', // Enable class-based dark mode
  // ... rest of your config
}

import { useState, useEffect } from 'react'
 
export function useDarkMode() {
  const [isDark, setIsDark] = useState(false)
  
  useEffect(() => {
    // Check for saved theme preference or default to system preference
    const savedTheme = localStorage.getItem('theme')
    const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches
    
    if (savedTheme === 'dark' || (!savedTheme && prefersDark)) {
      setIsDark(true)
      document.documentElement.classList.add('dark')
    } else {
      setIsDark(false)
      document.documentElement.classList.remove('dark')
    }
  }, [])
  
  const toggleDarkMode = () => {
    const newTheme = isDark ? 'light' : 'dark'
    setIsDark(!isDark)
    localStorage.setItem('theme', newTheme)
    document.documentElement.classList.toggle('dark')
  }
  
  return [isDark, toggleDarkMode]
}

import { useDarkMode } from './useDarkMode'
 
export function DarkModeToggle() {
  const [isDark, toggleDarkMode] = useDarkMode()
  
  return (
    <button
      onClick={toggleDarkMode}
      className="p-2 rounded-lg bg-gray-200 dark:bg-gray-700 hover:bg-gray-300 dark:hover:bg-gray-600 transition-colors"
      aria-label="Toggle dark mode"
    >
      {isDark ? (
        <svg className="w-5 h-5 text-yellow-500" fill="currentColor" viewBox="0 0 20 20">
          <path fillRule="evenodd" d="M10 2a1 1 0 011 1v1a1 1 0 11-2 0V3a1 1 0 011-1zm4 8a4 4 0 11-8 0 4 4 0 018 0zm-.464 4.95l.707.707a1 1 0 001.414-1.414l-.707-.707a1 1 0 00-1.414 1.414zm2.12-10.607a1 1 0 010 1.414l-.706.707a1 1 0 11-1.414-1.414l.707-.707a1 1 0 011.414 0zM17 11a1 1 0 100-2h-1a1 1 0 100 2h1zm-7 4a1 1 0 011 1v1a1 1 0 11-2 0v-1a1 1 0 011-1zM5.05 6.464A1 1 0 106.465 5.05l-.708-.707a1 1 0 00-1.414 1.414l.707.707zm1.414 8.486l-.707.707a1 1 0 01-1.414-1.414l.707-.707a1 1 0 011.414 1.414zM4 11a1 1 0 100-2H3a1 1 0 000 2h1z" clipRule="evenodd" />
        </svg>
      ) : (
        <svg className="w-5 h-5 text-gray-700" fill="currentColor" viewBox="0 0 20 20">
          <path d="M17.293 13.293A8 8 0 016.707 2.707a8.001 8.001 0 1010.586 10.586z" />
        </svg>
      )}
    </button>
  )
}