/** @type {import('tailwindcss').Config} */
export default {
  darkMode: "class",
  content: ["./index.html", "./src/**/*.{ts,tsx}"],
  theme: {
    container: {
      center: true,
      padding: "1rem",
      screens: { "2xl": "1440px" },
    },
    extend: {
      colors: {
        border: "hsl(var(--border))",
        "border-strong": "hsl(var(--border-strong))",
        input: "hsl(var(--input))",
        ring: "hsl(var(--ring))",
        background: "hsl(var(--background))",
        "background-subtle": "hsl(var(--background-subtle))",
        surface: "hsl(var(--surface))",
        "surface-raised": "hsl(var(--surface-raised))",
        foreground: "hsl(var(--foreground))",
        primary: {
          DEFAULT: "hsl(var(--primary))",
          foreground: "hsl(var(--primary-foreground))",
        },
        secondary: {
          DEFAULT: "hsl(var(--secondary))",
          foreground: "hsl(var(--secondary-foreground))",
        },
        muted: {
          DEFAULT: "hsl(var(--muted))",
          foreground: "hsl(var(--muted-foreground))",
        },
        accent: {
          DEFAULT: "hsl(var(--accent))",
          foreground: "hsl(var(--accent-foreground))",
        },
        card: {
          DEFAULT: "hsl(var(--card))",
          foreground: "hsl(var(--card-foreground))",
        },
        popover: {
          DEFAULT: "hsl(var(--popover))",
          foreground: "hsl(var(--popover-foreground))",
        },
        // Brand scale (indigo-cyan blend tuned for analytics products)
        brand: {
          50: "hsl(var(--brand-50))",
          100: "hsl(var(--brand-100))",
          200: "hsl(var(--brand-200))",
          300: "hsl(var(--brand-300))",
          400: "hsl(var(--brand-400))",
          500: "hsl(var(--brand-500))",
          600: "hsl(var(--brand-600))",
          700: "hsl(var(--brand-700))",
          800: "hsl(var(--brand-800))",
          900: "hsl(var(--brand-900))",
          950: "hsl(var(--brand-950))",
        },
        // Semantic states (each has bg/border/foreground)
        success: {
          DEFAULT: "hsl(var(--success))",
          foreground: "hsl(var(--success-foreground))",
          subtle: "hsl(var(--success-subtle))",
          border: "hsl(var(--success-border))",
        },
        warning: {
          DEFAULT: "hsl(var(--warning))",
          foreground: "hsl(var(--warning-foreground))",
          subtle: "hsl(var(--warning-subtle))",
          border: "hsl(var(--warning-border))",
        },
        danger: {
          DEFAULT: "hsl(var(--danger))",
          foreground: "hsl(var(--danger-foreground))",
          subtle: "hsl(var(--danger-subtle))",
          border: "hsl(var(--danger-border))",
        },
        info: {
          DEFAULT: "hsl(var(--info))",
          foreground: "hsl(var(--info-foreground))",
          subtle: "hsl(var(--info-subtle))",
          border: "hsl(var(--info-border))",
        },
        // alias for legacy code paths
        destructive: {
          DEFAULT: "hsl(var(--danger))",
          foreground: "hsl(var(--danger-foreground))",
        },
        // Chart palette — qualitative, 12 hues
        chart: {
          1: "hsl(var(--chart-1))",
          2: "hsl(var(--chart-2))",
          3: "hsl(var(--chart-3))",
          4: "hsl(var(--chart-4))",
          5: "hsl(var(--chart-5))",
          6: "hsl(var(--chart-6))",
          7: "hsl(var(--chart-7))",
          8: "hsl(var(--chart-8))",
          9: "hsl(var(--chart-9))",
          10: "hsl(var(--chart-10))",
          11: "hsl(var(--chart-11))",
          12: "hsl(var(--chart-12))",
        },
      },
      borderRadius: {
        xs: "calc(var(--radius) - 6px)",
        sm: "calc(var(--radius) - 4px)",
        md: "calc(var(--radius) - 2px)",
        lg: "var(--radius)",
        xl: "calc(var(--radius) + 4px)",
        "2xl": "calc(var(--radius) + 8px)",
      },
      fontFamily: {
        sans: ["var(--font-sans)"],
        mono: ["var(--font-mono)"],
        heading: ["var(--font-display)"],
      },
      fontSize: {
        // Type ramp tuned for dense enterprise UI (line-height as second value)
        "2xs": ["0.6875rem", { lineHeight: "1rem", letterSpacing: "0.01em" }],
        xs: ["0.75rem", { lineHeight: "1.125rem" }],
        sm: ["0.8125rem", { lineHeight: "1.25rem" }],
        base: ["0.875rem", { lineHeight: "1.375rem" }],
        md: ["0.9375rem", { lineHeight: "1.5rem" }],
        lg: ["1rem", { lineHeight: "1.5rem" }],
        xl: ["1.125rem", { lineHeight: "1.75rem" }],
        "2xl": ["1.375rem", { lineHeight: "1.875rem", letterSpacing: "-0.01em" }],
        "3xl": ["1.75rem", { lineHeight: "2.125rem", letterSpacing: "-0.015em" }],
        "4xl": ["2.25rem", { lineHeight: "2.625rem", letterSpacing: "-0.02em" }],
        display: ["3rem", { lineHeight: "3.25rem", letterSpacing: "-0.025em", fontWeight: "600" }],
      },
      spacing: {
        // density-aware row heights
        "row-compact": "32px",
        "row-cozy": "40px",
        "row-comfortable": "48px",
        header: "56px",
        "header-sm": "48px",
      },
      boxShadow: {
        xs: "var(--shadow-xs)",
        sm: "var(--shadow-sm)",
        md: "var(--shadow-md)",
        lg: "var(--shadow-lg)",
        xl: "var(--shadow-xl)",
        "2xl": "var(--shadow-2xl)",
        "focus-ring": "0 0 0 2px hsl(var(--background)), 0 0 0 4px hsl(var(--ring))",
        "inner-border": "inset 0 0 0 1px hsl(var(--border))",
      },
      transitionTimingFunction: {
        "out-expo": "cubic-bezier(0.16, 1, 0.3, 1)",
        "in-out-expo": "cubic-bezier(0.87, 0, 0.13, 1)",
      },
      transitionDuration: {
        instant: "80ms",
        fast: "120ms",
        DEFAULT: "200ms",
        slow: "320ms",
      },
      keyframes: {
        "fade-in": {
          from: { opacity: "0" },
          to: { opacity: "1" },
        },
        "fade-in-up": {
          from: { opacity: "0", transform: "translateY(4px)" },
          to: { opacity: "1", transform: "translateY(0)" },
        },
        "slide-in-right": {
          from: { transform: "translateX(8px)", opacity: "0" },
          to: { transform: "translateX(0)", opacity: "1" },
        },
        shimmer: {
          "100%": { transform: "translateX(100%)" },
        },
      },
      animation: {
        "fade-in": "fade-in 200ms cubic-bezier(0.16, 1, 0.3, 1)",
        "fade-in-up": "fade-in-up 240ms cubic-bezier(0.16, 1, 0.3, 1)",
        "slide-in-right": "slide-in-right 200ms cubic-bezier(0.16, 1, 0.3, 1)",
        shimmer: "shimmer 1.6s linear infinite",
      },
    },
  },
  plugins: [],
};