import typography from '@tailwindcss/typography';

/** @type {import('tailwindcss').Config} */
export default {
  content: ['./src/**/*.{astro,html,js,jsx,md,mdx,svelte,ts,tsx,vue}'],
  darkMode: 'class',
  theme: {
    screens: {
      'xs': '375px',
      'sm': '640px',
      'md': '768px',
      'lg': '1024px',
      'xl': '1280px',
      '2xl': '1536px',
    },
    extend: {
      colors: {
        primary: {
          DEFAULT: '#0891b2',
          50: '#ecfeff',
          100: '#cffafe',
          200: '#a5f3fc',
          300: '#67e8f9',
          400: '#22d3ee',
          500: '#0891b2',
          600: '#0e7490',
          700: '#155e75',
          800: '#164e63',
          900: '#083344',
        },
        secondary: {
          DEFAULT: '#1e293b',
          50: '#f8fafc',
          100: '#f1f5f9',
          200: '#e2e8f0',
          300: '#cbd5e1',
          400: '#94a3b8',
          500: '#64748b',
          600: '#475569',
          700: '#334155',
          800: '#1e293b',
          900: '#0f172a',
          950: '#020617',
        },
        accent: {
          DEFAULT: '#f59e0b',
          50: '#fffbeb',
          100: '#fef3c7',
          200: '#fde68a',
          300: '#fcd34d',
          400: '#fbbf24',
          500: '#f59e0b',
          600: '#d97706',
          700: '#b45309',
          800: '#92400e',
          900: '#78350f',
        },
      },
      fontFamily: {
        sans: ['"Plus Jakarta Sans"', 'system-ui', 'sans-serif'],
        mono: ['"JetBrains Mono"', 'monospace'],
      },
      fontSize: {
        // Display scale for hero sections
        'display-xl': ['clamp(3rem, 8vw, 6rem)', { lineHeight: '1.05', letterSpacing: '-0.02em', fontWeight: '700' }],
        'display-lg': ['clamp(2.25rem, 6vw, 4.5rem)', { lineHeight: '1.1', letterSpacing: '-0.02em', fontWeight: '700' }],
      },
      spacing: {
        // Named spacers for section padding
        'section': '6rem',        // py-24 equivalent
        'section-sm': '4rem',     // py-16 equivalent
        'section-lg': '8rem',     // py-32 equivalent
      },
      borderRadius: {
        'card': '1rem',           // rounded-2xl (cards)
        'card-lg': '1.5rem',      // rounded-3xl (large cards)
      },
      boxShadow: {
        'card': '0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05)',
        'card-hover': '0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1)',
        'primary-glow': '0 20px 25px -5px rgb(8 145 178 / 0.3)',
        'accent-glow': '0 20px 25px -5px rgb(245 158 11 / 0.3)',
      },
      backgroundImage: {
        // Named gradients for reuse
        'hero-dark': 'linear-gradient(to bottom right, #0f172a, #1e293b, #083344)',
        'hero-cta': 'linear-gradient(to bottom right, #0f172a, #083344, #0e7490)',
        'primary-gradient': 'linear-gradient(to right, #0891b2, #0e7490)',
        'primary-gradient-br': 'linear-gradient(to bottom right, #0891b2, #0e7490)',
        'surface-gradient': 'linear-gradient(to bottom, #f8fafc, #ffffff)',
        'card-gradient': 'linear-gradient(to bottom right, #f8fafc, #ffffff)',
        'grid-pattern': 'linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px)',
        'shimmer-gradient': 'linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.08) 50%, transparent 100%)',
      },
      backgroundSize: {
        'grid-80': '80px 80px',
        'grid-64': '64px 64px',
      },
      transitionDuration: {
        '400': '400ms',
      },
      animation: {
        'slide-up': 'slide-up 0.8s ease-out forwards',
        'fade-in': 'fade-in 0.8s ease-out forwards',
        'pulse-slow': 'pulse-slow 4s ease-in-out infinite',
        'pulse-slower': 'pulse-slower 6s ease-in-out infinite',
        'float': 'float 3s ease-in-out infinite',
        'spin-slow': 'spin 8s linear infinite',
        'wiggle': 'wiggle 0.5s ease-in-out',
        'ping-slow': 'ping 2.5s cubic-bezier(0, 0, 0.2, 1) infinite',
        'shimmer': 'shimmer 2s linear infinite',
        'gradient-shift': 'gradient-shift 6s ease infinite',
      },
      keyframes: {
        'slide-up': {
          from: { opacity: '0', transform: 'translateY(30px)' },
          to: { opacity: '1', transform: 'translateY(0)' },
        },
        'fade-in': {
          from: { opacity: '0' },
          to: { opacity: '1' },
        },
        'pulse-slow': {
          '0%, 100%': { opacity: '0.4' },
          '50%': { opacity: '0.6' },
        },
        'pulse-slower': {
          '0%, 100%': { opacity: '0.2' },
          '50%': { opacity: '0.4' },
        },
        'float': {
          '0%, 100%': { transform: 'translateY(0)' },
          '50%': { transform: 'translateY(-8px)' },
        },
        'wiggle': {
          '0%, 100%': { transform: 'rotate(0deg)' },
          '25%': { transform: 'rotate(-6deg)' },
          '75%': { transform: 'rotate(6deg)' },
        },
        'shimmer': {
          '0%': { backgroundPosition: '-200% 0' },
          '100%': { backgroundPosition: '200% 0' },
        },
        'gradient-shift': {
          '0%, 100%': { backgroundPosition: '0% 50%' },
          '50%': { backgroundPosition: '100% 50%' },
        },
      },
      maxWidth: {
        'content': '65ch',        // Optimal reading width
      },
      lineHeight: {
        'display': '1.05',
        'heading': '1.2',
      },
    },
  },
  plugins: [typography],
};