{
  "brand": "The Sensei",
  "edition": "01 · July 2026",
  "essence": "The lesson. Ten seats, one teacher, attention as the only ingredient never substituted.",
  "voice": "Quiet, instructive, certain. Second person. Sit. Watch. Taste.",
  "color": {
    "sumi":   { "hex": "#17181A", "role": "primary / the room at night" },
    "washi":  { "hex": "#F1EAD9", "role": "surface / the paper ground" },
    "hinoki": { "hex": "#B98B57", "role": "accent / the counter wood" },
    "seal":   { "hex": "#A63B22", "role": "THE MARK ONLY. Never text, never decoration." }
  },
  "proportions": { "washi": 55, "sumi": 35, "hinoki": 9, "seal": 1 },
  "type": {
    "display": { "family": "Shippori Mincho", "weights": [600, 800], "substitute": "Georgia" },
    "text":    { "family": "Zen Kaku Gothic New", "weights": [400, 500, 700], "substitute": "Arial" }
  },
  "motion": {
    "ease": "cubic-bezier(.22,.9,.24,1)",
    "durations_ms": { "micro": 150, "move": 450, "stamp": 1100 },
    "signature": "the stamp: arrive pressed (scale 1.5 to 1, power4.in), one small settle bounce, then still",
    "reduced_motion": "all moves collapse to plain fades"
  },
  "mark": {
    "file": "assets/logo/sensei-seal.svg",
    "construction": "84u seal frame r10, two 24u circles offset 12u (teacher/student), one 5u cut at 53 degrees",
    "clear_space": "one circle radius on all sides",
    "min_size_px": 16
  }
}