{{- $base := (index . "Base") | default 1 -}}
{{- $unit := (index . "Unit") | default "rem" -}}
{{- $factor := (index . "Factor") | default 1.618 -}}
{{- $scale := partial "base/_size_scale.html" . }}





/***********
 # SPACING
 ***********/


:root {
  --space-base: {{ $base }}{{ $unit }};
{{- range $scale }}
  --space-{{ .Name }}: calc(var(--space-base) * pow({{ $factor }}, {{ .Value }}));
{{- end }}

  --fixed-space-base: 1rem;
{{- range $scale }}
  --fixed-space-{{ .Name }}: calc(var(--fixed-space-base) * pow({{ $factor }}, {{ .Value }}));
{{- end }}

  --space-paragraph: var(--space-m);
}


{{ range $scale }}
{{ printf "/* Spacing utility classes: %s */" .Name }}
.margin-block-start--{{ .Name }}  {  margin-block-start: var(--space-{{ .Name }}); }
.margin-block-end--{{ .Name }}    {    margin-block-end: var(--space-{{ .Name }}); }
.margin-inline-start--{{ .Name }} { margin-inline-start: var(--space-{{ .Name }}); }
.margin-inline-end--{{ .Name }}   {   margin-inline-end: var(--space-{{ .Name }}); }
{{ end }}


h1, h2, h3, h4, h5, h6 {
  margin-block: var(--space-l) var(--space-m);
}

:is(h1, h2, h3, h4, h5, h6),
.page-header
{
  + :is(h1, h2, h3, h4, h5, h6),
  + :is(dl, ol, ul)
  {
    margin-block-start: 0;
  }
}

hr {
  margin-block: var(--space-l);
}

:is(dl, p, ol, ul) + :is(dl, p, ol, ul) {
  margin-block-start: var(--space-paragraph);
}


/* Figures */

{{-
  $elementsWithXLBlockMargins := delimit
    (slice
      "blockquote"
      "table"
      ".codeblock"
      ".figure"
      ".highlight"
      ".instagram-media"
    )
  ", "
-}}

p + :is({{ $elementsWithXLBlockMargins }}) {
    margin-block-start: var(--space-xl);
}

:is({{ $elementsWithXLBlockMargins }}):has(+ p) {
  margin-block-end: var(--space-xl);
}