/* ==========================================================================
   Component · Disclosure (FAQ rows)

   Built on <details>/<summary> so it works with no JavaScript, is keyboard
   operable without any ARIA of ours, and is reachable by browser find-in-page.
   js/modules/accordion.js only adds deep-linking and single-open behaviour.
   ========================================================================== */

.disclosure-list {
  border-top: 1px solid var(--color-hairline);
}

.disclosure {
  border-bottom: 1px solid var(--color-hairline);
}

.disclosure__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: clamp(1.1rem, 0.9rem + 0.5vw, 1.5rem);
  cursor: pointer;
  list-style: none;
}

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

.disclosure__summary:hover .disclosure__question {
  color: var(--color-accent);
}

.disclosure__question {
  font-size: var(--text-sub);
  font-weight: 600;
  line-height: 1.35;
  text-wrap: pretty;
  transition: color var(--duration-fast) var(--ease-gentle);
}

.disclosure__chevron {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition:
    transform var(--duration-fast) var(--ease-spring),
    border-color var(--duration-fast) var(--ease-gentle);
}

.disclosure__chevron svg {
  width: 15px;
  height: 15px;
}

.disclosure[open] .disclosure__chevron {
  transform: rotate(180deg);
  border-color: var(--color-border-strong);
}

.disclosure__answer {
  padding-bottom: 1.5rem;
  max-width: 68ch;
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}

.disclosure__answer > * + * {
  margin-top: 0.9rem;
}

.disclosure__answer a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

.disclosure__answer ul,
.disclosure__answer ol {
  padding-inline-start: 1.25rem;
  list-style: disc;
}

.disclosure__answer ol {
  list-style: decimal;
}

.disclosure__answer li + li {
  margin-top: 0.4rem;
}

.disclosure__answer code {
  padding: 0.1em 0.4em;
  border-radius: 5px;
  background: var(--color-surface);
  font-size: 0.9em;
}

/* A quiet permalink, so an answer can be sent to somebody. */
.disclosure__permalink {
  display: inline-block;
  margin-top: 1rem;
  font-size: var(--text-caption);
  color: var(--color-text-tertiary);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-gentle);
}

.disclosure:hover .disclosure__permalink,
.disclosure__permalink:focus-visible {
  opacity: 1;
}

/* A row arrived at by its own URL gets marked, so a shared link lands
   somewhere recognisable rather than in the middle of a long list. */
.disclosure.is-targeted {
  border-inline-start: 2px solid var(--color-accent);
  padding-inline-start: 1rem;
  margin-inline-start: -1rem;
}

.disclosure[hidden] {
  display: none;
}

/* ---- Groups -------------------------------------------------------------- */

.faq-group + .faq-group {
  margin-top: clamp(3rem, 2rem + 3vw, 5rem);
}

.faq-group__title {
  font-size: var(--text-card-title);
  line-height: var(--leading-heading);
}

.faq-group__lede {
  margin-top: 0.5rem;
  margin-bottom: 1.5rem;
  max-width: 60ch;
  color: var(--color-text-tertiary);
}

.faq-group[hidden] {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .disclosure__chevron,
  .disclosure__permalink {
    transition: none;
  }
}