nav_tmp=$(mktemp "$root/.nav-sections.css.XXXXXXXXXX")
write_section_nav_css > "$nav_tmp"

asset_version=$(
	{
		cksum < "$styles_file"
		cksum < "$nav_tmp"
	} | cksum | awk '{ print $1 }'
)
asset_version_html=$(html_escape_attr "$asset_version")
output_tmp=$(mktemp "$root/.index.html.XXXXXXXXXX")

{
	write_page_start
	write_nav_list title "$order_title_file"
	write_nav_list created "$order_created_file"
	write_nav_list modified "$order_modified_file"
	write_section_lists "$order_file"
	cat <<EOF
        <footer class="index-footer">
          <p>$generator_label_html</p>
          <p>zero-JS, cookie-free static site</p>
          <p>Built $build_date_html</p>
          <p class="index-footer-actions">
            <button class="contact-button" type="button" popovertarget="contact-popover">Contact</button>
            <button class="license-button" type="button" popovertarget="license-popover">$license_title_html</button>
          </p>
        </footer>
EOF
	write_contact_popover
	write_license_popover
	cat <<EOF
      </nav>

      <section class="article-pane" aria-label="Articles">
EOF
	cat "$articles_file"
	cat <<EOF
      </section>
    </main>
EOF
	write_contact_confirmation
	cat <<EOF
  </body>
</html>
EOF
} > "$output_tmp"

chmod 0644 "$nav_tmp" "$output_tmp"
mv "$nav_tmp" "$root/nav-sections.css"
nav_tmp=
mv "$output_tmp" "$root/index.html"
output_tmp=