/* Trademark / registered-trademark marks rendered small and raised, per the
   common typographic convention, so they aren't visually disruptive. */

.tm {
  font-size: 0.6em;
  vertical-align: super;
  line-height: 0;
}

/* The sidebar's "on this page" list is built by cloning heading markup
   (toc.js filterHeader), which copies the ® span into the nav. The mark belongs
   on the headings themselves, not in navigation, so hide it in the sidebar. */
.sidebar .tm {
  display: none;
}

/* The book title in the top menu bar comes from book.toml as plain text, so the
   registered-trademark mark is injected and styled here rather than inline. */
.menu-title::after {
  content: "\00AE"; /* ® (registered trademark) */
  font-size: 0.6em;
  vertical-align: super;
  line-height: 0;
  margin-left: 0.05em;
}