/* PURPOSE: Lista colapsable basada en <details>/<summary> nativo (sin JS).
   KEY CLASSES: .accordion, .accordion-item, .accordion-content, .accordion-trigger
   DEPENDS ON: --hg-color-dark-grey, --hg-color-light-grey, --hg-color-middle-grey, --hg-color-primary, --hg-spacing-16 (config); --border-radius, --border-style, --border-width.
   DEMO: dist/componentes.html#accordion */

.accordion {
  width: 100%;
  font-family: var(--hg-typo-font-family-primary-regular);
}

.accordion-item {
  border-bottom: var(--border-width) var(--border-style) var(--hg-color-light-grey);
}

.accordion-item:first-child {
  border-top: var(--border-width) var(--border-style) var(--hg-color-light-grey);
}

.accordion-trigger {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--hg-spacing-16) 0;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--hg-color-primary);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.accordion-trigger::-webkit-details-marker {
  display: none;
}

.accordion-trigger::after {
  content: "";
  flex-shrink: 0;
  margin-left: 12px;
  width: 12px;
  height: 12px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  transition: transform 0.18s ease-out;
}

.accordion-item[open] .accordion-trigger::after {
  transform: rotate(180deg);
}

.accordion-trigger:hover {
  color: var(--hg-color-dark-grey);
}

.accordion-content {
  padding: 0 0 var(--hg-spacing-16);
  font-size: 13px;
  line-height: 1.6;
  color: var(--hg-color-dark-grey);
}

/* Variante con borde envolvente y padding interior */
.accordion-bordered .accordion-item {
  border: var(--border-width) var(--border-style) var(--hg-color-middle-grey);
  border-radius: var(--border-radius);
  margin-bottom: 8px;
  padding: 0 var(--hg-spacing-16);
}

.accordion-bordered .accordion-item:first-child { border-top: var(--border-width) var(--border-style) var(--hg-color-middle-grey); }