:root {
  --sidenav-text-base: 1rem;
  --sidenav-text-lg: 1.125rem;
  --sidenav-text-scale: 0.8765;
  --sidenav-text-color: #74767b;
  --sidenav-link-color: #74767b;
  --sidenav-link-alpha: 1;
  --sidenav-font-weight-bold: 400;
}

.sidenav {
  display: block;
  font-size: 14px;
  color: var(--sidenav-text-color);
}

.sidenav summary::-webkit-details-marker {
  display: none;
}

.sidenav__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;

  font-weight: var(--sidenav-font-weight-bold);

  border-top: var(--border-width) solid var(--border-color);
  border-bottom: var(--border-width) solid var(--border-color);

  touch-action: manipulation;
}

.sidenav__toggle svg {
  align-items: center;
  width: 1rem;
  height: 1rem;
}

.sidenav summary {
  position: relative;

  list-style: none;
  cursor: pointer;
}

.sidenav__content {
  padding-left: 1.5rem;
}

.sidenav__list {
  margin: 0;
  padding-left: 0;

  list-style: none;
}

.sidenav__list summary,
.sidenav__list .sidenav__article {
  padding: 10px 0 10px 5px;
}

.sidenav__content .sidenav__article {
  padding-left: 10px;
}

.sidenav__list summary:hover,
.sidenav__list .sidenav__article:hover {
  text-decoration: underline;
  text-decoration-color: #74767b;
  background-color: #efece7;
} 

.sidenav__label {
  font-weight: var(--sidenav-font-weight-bold);
}

.sidenav__articles {
  display: block;
}

.sidenav__article-name {
  color: var(--sidenav-link-color);

  opacity: var(--sidenav-link-alpha);
}

.sidenav__article-name:hover,
.sidenav__article-name:focus {
  color: var(--sidenav-link-color);
}

.sidenav__article.is-active {
  color: #1c1b18;
  text-decoration: underline;
  background-color: #efece7;
}

.sidenav__article.is-active .sidenav__article-name {
  color: #1c1b18;
}

.sidenav__list--main > li > sidenav-details > details > summary {
  color: #2c2d2f;
}

sidenav-details > details > summary > span {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
}

sidenav-details > details > summary > span > svg {
  position: relative;
  top: 0.25rem;

  width: 1rem;

  transform: rotate(-90deg);
  flex-shrink: 0;
}

sidenav-details > details[open] > summary > span > svg {
  transform: rotate(0deg);
}

.sidenav__content > * + * {
  margin-top: 0.5rem;
}

sidenav-article-list {
  display: block;
}

.sidenav__toggle.desktop-toggle {
  display: none;
}

@media (min-width: 1199px) {
  .sidenav__toggle.desktop-toggle {
    display: block;
  }
}