hugo-theme-next/layouts/partials/head/style.html

<!-- Plugin style files -->
{{- $cssRes := .Site.Data.resources.css }}
{{- $vendor := .Site.Params.vendors.plugins }}
{{- $router := .Scratch.Get "router" }}
{{ $cssFmt := "%s/%s@%s/%s" }}
{{- range $css := $cssRes }}
  {{- $npm := $css.name }}
  {{- $file := $css.file }}
  {{- if eq $vendor "cdnjs" }}
    {{- with $css.alias }}
      {{- $npm = . }}
    {{- end }}   
    {{- $file = replaceRE `(dist|lib|source\/js)\/` "" $css.file }}
    {{- $cssFmt = "%s/%s/%s/%s" }}
  {{- end }}
  {{- $pluginCSS := printf $cssFmt $router $npm $css.version $file }}
  <link type="text/css" rel="stylesheet" href="{{ $pluginCSS }}" /> 
{{- end }}

<!-- Main Style file -->
{{- $scss := resources.Get "css/main.scss" }}
{{- $scss = $scss | resources.ExecuteAsTemplate "main.scss" .  }}
{{- $css := $scss | toCSS (dict "targetPath" "/css/main.css" "outputStyle" "expanded") }}
{{- if hugo.IsProduction }}
{{- $css = $css | minify | fingerprint }}
{{- end }}
  <link rel="stylesheet" href="{{ $css.RelPermalink }}">
{{- if .IsPage }}
  <style type="text/css">
    .post-footer hr:after {
      content: "{{ .Site.Params.postFooter.endLineTip }}";
    }
  </style>
{{- end }}