/* ========================================================================== 
   iron.cat · disclosure / FAQ accordion
   --------------------------------------------------------------------------
   Basado en details/summary: funciona sin JavaScript y conserva toda la
   información para teclado, lectores de pantalla y buscadores.
   ========================================================================== */

.ic-accordion,
.faq-list {
  display: grid;
  gap: clamp(12px, 1.2vw, 16px);
  width: min(100%, 880px);
}

.ic-accordion__item,
.faq-item {
  overflow: clip;
  border: 1px solid var(--ic-border-default);
  border-radius: var(--ic-radius-xs);
  background: var(--ic-surface-default);
  color: var(--ic-text-primary);
  interpolate-size: allow-keywords;
  transition: border-color var(--ic-duration-slow) var(--ic-ease-soft);
}

.ic-accordion__item[open],
.faq-item[open] {
  border-color: var(--ic-border-strong);
}

.ic-accordion__item summary,
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 64px;
  padding: clamp(20px, 2.2vw, 28px) clamp(22px, 2.6vw, 34px);
  cursor: pointer;
  list-style: none;
}

.ic-accordion__item summary::-webkit-details-marker,
.faq-item summary::-webkit-details-marker { display: none; }

.ic-accordion__question,
.faq-q {
  color: var(--ic-text-primary);
  font-family: var(--ic-font-display);
  font-size: clamp(1.1rem, 1.4vw, 1.42rem);
  font-weight: 400;
  line-height: 1.22;
}

.ic-accordion__mark,
.faq-mark {
  position: relative;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border: 1.5px solid var(--ic-border-strong);
  border-radius: 50%;
  transition:
    background-color var(--ic-duration-slow) var(--ic-ease-soft),
    border-color var(--ic-duration-slow) var(--ic-ease-soft);
}

.ic-accordion__mark::before,
.ic-accordion__mark::after,
.faq-mark::before,
.faq-mark::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 11px;
  height: 2px;
  border-radius: 2px;
  background: var(--ic-color-petrol);
  content: "";
  transform: translate(-50%, -50%);
  transition:
    transform var(--ic-duration-slow) var(--ic-ease-soft),
    opacity var(--ic-duration-slow) var(--ic-ease-soft);
}

.ic-accordion__mark::after,
.faq-mark::after { transform: translate(-50%, -50%) rotate(90deg); }

.ic-accordion__item[open] .ic-accordion__mark,
.faq-item[open] .faq-mark {
  border-color: var(--ic-color-mustard);
  background: var(--ic-color-mustard);
}

.ic-accordion__item[open] .ic-accordion__mark::before,
.faq-item[open] .faq-mark::before { background: var(--ic-color-petrol-ink); }

.ic-accordion__item[open] .ic-accordion__mark::after,
.faq-item[open] .faq-mark::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(0deg);
}

.ic-accordion__answer,
.faq-a {
  padding: 0 clamp(22px, 2.6vw, 34px) clamp(22px, 2.4vw, 30px);
}

/* El contenido cerrado no participa en layout ni en mediciones de texto.
   `details` conserva por sí solo la semántica, el teclado y el estado. */
.ic-accordion__item:not([open]) > .ic-accordion__answer,
.faq-item:not([open]) > .faq-a {
  display: none;
}

.ic-accordion__answer p,
.faq-a p {
  max-width: 64ch;
  margin: 0;
  color: var(--ic-text-body);
  font-size: clamp(1rem, 1.1vw, 1.12rem);
  line-height: 1.62;
}

.ic-accordion__answer strong,
.faq-a strong { color: var(--ic-text-primary); font-weight: 700; }

.ic-accordion__item::details-content,
.faq-item::details-content {
  block-size: 0;
  overflow: clip;
  transition:
    block-size 420ms var(--ic-ease-soft),
    content-visibility 420ms allow-discrete;
}

.ic-accordion__item[open]::details-content,
.faq-item[open]::details-content { block-size: auto; }

.ic-accordion__item summary:focus-visible,
.faq-item summary:focus-visible {
  outline: 2px solid var(--ic-color-mustard);
  outline-offset: -4px;
}

@media (hover: hover) {
  .ic-accordion__item:has(summary:hover),
  .faq-item:has(summary:hover) { border-color: var(--ic-border-strong); }
}

@media (prefers-reduced-motion: reduce) {
  .ic-accordion__item,
  .faq-item,
  .ic-accordion__mark,
  .faq-mark,
  .ic-accordion__item::details-content,
  .faq-item::details-content { transition: none; }
}