/** @type {import('tailwindcss').Config} */
module.exports = {
  content: [
    './src/pages/**/*.{js,ts,jsx,tsx,mdx}',
    './src/components/**/*.{js,ts,jsx,tsx,mdx}',
    './src/app/**/*.{js,ts,jsx,tsx,mdx}',
  ],
  theme: {
    extend: {
      // Custom brand palette — use @apply bg-brand-500 etc. in CSS safely
      colors: {
        brand: {
          50:  '#eff6ff',
          100: '#dbeafe',
          200: '#bfdbfe',
          300: '#93c5fd',
          400: '#60a5fa',
          500: '#3b82f6',
          600: '#2563eb',
          700: '#1d4ed8',
          800: '#1e40af',
          900: '#1e3a8a',
          DEFAULT: '#3b82f6',
        },
        surface: {
          DEFAULT: '#ffffff',
          dark:    '#0f172a',
        },
      },
      // Fluid type scale
      fontSize: {
        '2xs': ['0.625rem', { lineHeight: '1rem' }],
      },
      // Consistent spacing tokens
      spacing: {
        '18': '4.5rem',
        '88': '22rem',
        '128': '32rem',
      },
    },
  },
  plugins: [],
}