.collapsible {
  border: 1px solid #ddd;
  border-radius: 3px;
  overflow: hidden;
  margin: 1rem 0;
}

.collapsible__item + .collapsible__item {
  border-top: 1px solid #ddd;
}

.collapsible__summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.1rem 0.5rem;
  background: #e6e6f3;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #0d1117;
}

.collapsible__summary::-webkit-details-marker {
  display: none;
}

.collapsible__summary::before {
  content: "+";
  font-weight: 700;
  flex-shrink: 0;
  display: inline-block;
  transition: rotate 0.2s ease;
}

.collapsible__item[open] > .collapsible__summary::before {
  content: "+";
  rotate: 45deg;
}

.collapsible__summary {
  position: relative;
  z-index: 1;
}

.collapsible__content {
  background: #f3f3f7;
  overflow: hidden;
}

.collapsible__content > * {
  padding: 4px 12px;
}

@keyframes collapsible-open {
  from {
    opacity: 0;
    translate: 0 -0.5rem;
  }

  to {
    opacity: 1;
    translate: 0 0;
  }
}

.collapsible__item[open] > .collapsible__content {
  display: grid;
  grid-template-rows: 1fr;
  animation: collapsible-open 0.3s ease;
}