// Style conf function for CHIBI PC-09 projects
#let conf(
  title: none,
  subtitle: none,
  author: none,
  doc,
) = {

  // Global page format
  set page(
    paper: "us-letter",
    header: align(right, text(9pt, weight: "light")[#title]),
    numbering: "1",
  )

  // Font settings
  set text(
    font: "New Computer Modern",
    size: 12pt,
  )

  // Default paragraph settings
  set par(
    justify: true,
    first-line-indent: 1cm,
  )

  // Heading numbering
  set heading(numbering: "1.1")

  // Title page and TOC
  page(header: none, footer: none)[
    // Emit title and subtitle page
    #block(height: 60%)[
      #align(center + horizon,
        block(text(22pt)[#title]) +
        block(above: 2em)[#smallcaps[#subtitle]]
      )
    ]
    // Emit TOC
    #pagebreak()
    #outline()
    #pagebreak()
  ]

  // Heading formatting for doc, must come after title page and TOC
  show heading: it => [
    CHAPTER
    #counter(heading).display()
    #it.body
  ]

  // Emit doc
  counter(page).update(1) // Reset counter for first real page
  set align(left)
  doc
}