.collapse:not(.show) {
  display: none;
}
.collapsing {
  height: 0;
  overflow: hidden;
  transition: height .35s ease;
}
.accordion-toggle {
  display: flex;
  align-items: center;
  width: 100%;
  border: none;
  padding: 20px 10px;
  background: transparent;
  text-align: start;
}
.accordion-toggle:focus,
.accordion-toggle:focus-visible {
  outline: none;
  box-shadow: 0 0 0 5px rgba(var(--heading-color-rgb), 0.5);
}
.accordion-toggle > * {
  flex: 1;
}
.accordion-toggle::after {
  content: '-';
  font-size: 30px;
  font-weight: 600;
  color: var(--heading-color);
}
.accordion-toggle.collapsed::after {
  content: '+';
}
.accordion-title {
  margin: 0;
  font-size: 16px;
}
.mod-accordion hr {
  margin: 0;
  border-color: var(--accent);