{
  "color": {
    "ink":         { "value": "#1A1714", "note": "warm near-black" },
    "bone":        { "value": "#F5F1EA", "note": "page background" },
    "parchment":   { "value": "#EDE6D8", "note": "secondary surface" },
    "ash":         { "value": "#6B6259", "note": "secondary type" },
    "rust":        { "value": "#B4543B", "note": "single warm accent" },
    "graphite":    { "value": "#2A2F33", "note": "mono text only" },
    "signal":      { "value": "#5DA39A", "note": "wordmark hairline / data-viz" }
  },
  "ratio": { "humanist": 0.75, "ink": 0.18, "computational": 0.05, "signal": 0.02 },
  "type": {
    "serif":  "\"GT Sectra\", \"Tiempos Headline\", \"Source Serif 4\", \"Source Serif Pro\", Georgia, serif",
    "sans":   "\"Söhne\", \"Inter\", \"Neue Haas Grotesk\", \"Helvetica Neue\", Helvetica, Arial, sans-serif",
    "mono":   "\"JetBrains Mono\", \"Berkeley Mono\", \"IBM Plex Mono\", ui-monospace, monospace",
    "scale": {
      "xs":   { "size": "13.6px", "lh": 1.5 },
      "sm":   { "size": "15px",   "lh": 1.55 },
      "base": { "size": "17px",   "lh": 1.7 },
      "md":   { "size": "21.25px","lh": 1.5 },
      "lg":   { "size": "26.6px", "lh": 1.35 },
      "xl":   { "size": "33.25px","lh": 1.25 },
      "2xl":  { "size": "41.5px", "lh": 1.15 },
      "3xl":  { "size": "52px",   "lh": 1.1 },
      "4xl":  { "size": "72px",   "lh": 1.05 },
      "5xl":  { "size": "104px",  "lh": 1 }
    }
  },
  "radii":   { "0": "0px", "1": "2px" },
  "border":  { "hair": "1px", "retina": "0.5px" },
  "spacing": { "1": "4px", "2": "8px", "3": "12px", "4": "16px", "6": "24px", "8": "32px", "12": "48px", "16": "64px", "24": "96px", "32": "128px", "48": "192px" },
  "motion":  {
    "wordmark-draw":   { "duration": "800ms", "ease": "cubic-bezier(0.16, 1, 0.3, 1)" },
    "scroll-reveal":   { "duration": "260ms", "ease": "cubic-bezier(0, 0, 0.2, 1)" }
  }
}