.collection-sidebar__header {
  padding: 0.6rem 0 0.6rem 1.4rem;
  border-left: 0.3rem solid rgba(var(--color-foreground));
  white-space: nowrap;
}

.collection-sidebar__title {
  font-size: calc(var(--font-heading-scale) * 1.6rem);
  letter-spacing: calc(var(--font-heading-scale) * 0.2rem);
  text-transform: uppercase;
  position: relative;
  display: inline-block;
  padding-right: 1.5rem;
  margin-bottom: 0;
}

.collection-sidebar__title::after {
  content: "";
  border-bottom: 0.1rem solid rgba(var(--color-foreground), 0.1);
  width: 32rem;
  position: absolute;
  top: 50%;
  left: 100%;
}

.collection-sidebar__menu {
  display: flex;
  flex-direction: column;
  list-style: none;
  padding: 3rem 0 4rem;
  gap: 1rem;
}
.collection-sidebar__menu .collapse-style1__body {
  margin-left: 2rem;
}

.collection-sidebar__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: 0.3s;
  transform: translateX(-1.7rem);
  cursor: pointer;
}
.collection-sidebar__item a {
  color: rgba(var(--color-foreground), 0.5);
  transition: 0.3s;
  font-size: calc(var(--font-body-scale) * 1.6rem);
  font-weight: 500;
}

.collection-sidebar__item--child a {
  font-size: calc(var(--font-body-scale) * 1.4rem);
  line-height: calc(1 + 1.6 / var(--font-body-scale));
}

.collection-sidebar__item:hover {
  transform: translateX(0);
}
.collection-sidebar__item:hover a {
  color: rgba(var(--color-foreground));
}

.collection-sidebar__banner a {
  display: block;
}
.collection-sidebar__banner img {
  width: 100%;
  border-radius: var(--text-boxes-radius);
}