/* Sortable table affordances for tables tagged class="sortable".
   Header cells get pointer + a subtle indicator on the active sort column. */
table.sortable th.sortable-th {
  cursor: pointer;
  user-select: none;
  position: relative;
}

table.sortable th.sortable-th::after {
  content: ' \2195';
  font-size: 0.75em;
  opacity: 0.3;
  margin-left: 0.25em;
}

table.sortable th.sort-asc::after {
  content: ' \25B2';
  opacity: 0.85;
}

table.sortable th.sort-desc::after {
  content: ' \25BC';
  opacity: 0.85;
}