// NITRAC document-group template.
// Provides the standardized mark, cover wrapper, and body configuration.
#import "../NLI-doc-template.typ": cover, conf as base-conf

#let conf = base-conf

#let mark-unit = 1.2cm
#let mark-blue = rgb("#4FC3F7")
#let mark-font = "Bahnschrift"

// Standard NITRAC mark. The top offset is intentionally configurable here
// because the mark is positioned independently from the cover grid.
#let nitrac-mark = context {
  let mark-x = 3.3 * mark-unit
  let mark-width = 21cm - mark-x - 0.3 * mark-unit
  let mark-height = 6 * mark-unit
  let mark-padding = 1 * mark-unit
  let mark-safe-height = mark-height - 0 * mark-padding
  let probe-size = 100pt
  let mark = text(
    font: mark-font,
    weight: "bold",
    size: probe-size,
    fill: mark-blue,
  )[ITRAC]
  let mark-size = probe-size * (mark-width / measure(mark).width)
  let mark-text = text(font: mark-font, weight: "bold", size: mark-size, fill: mark-blue)[ITRAC]
  let mark-stretch-y = mark-safe-height / measure(mark-text).height * 100%
  place(
    top + left,
    dx: mark-x,
    dy: mark-padding,
    box(
      width: mark-width,
      height: mark-safe-height,
      inset: 0pt,
      scale(x: 100%, y: 100%, reflow: false, {
        align(center + horizon, scale(x: 100%, y: mark-stretch-y, reflow: false, mark-text))
      }),
    ),
  )
}

#let nitrac-cover(..args) = cover(logo: nitrac-mark, ..args)