#import "@preview/cetz:0.5.2"
#import "@preview/smartaref:0.1.0": cref
#import "@preview/libra:0.1.0": balance
#let conf(doc) = {
    set page(paper: "a4", numbering: "1")
    set text(
        font: "Iosevka Etoile",
        features: (cv47: 10),
        number-type: "old-style",
        weight: 400,
        size: 12pt,
    )
    set par(justify: true)
    set heading(numbering: "I.1")
    show raw: set text(font: "Iosevka Slab", size: 1em / .8)
    show title: align.with(center)
    show strong: text.with(weight: 900)
    set figure(numbering: "1", placement: auto)
    show heading.where(level: 3): set heading(numbering: none)
    show figure.caption: it => balance(box(width: 100%, {
        it.supplement
        [ ]
        it.counter.display(it.numbering)
        [ --- ]
        it.body
    }))
    set raw(theme: "./gruvbox-white.tmTheme")
    show raw.where(lang: "ain48"): set raw(syntaxes: "./ain48.sublime-syntax")
    doc
}