/* ==========================================================================
   FAQ — accessible accordion built on <details>/<summary>.
   ========================================================================== */

.faq {
  display: grid;
  gap: var(--space-3);
  max-width: 46rem;
}

.faq--center { margin-inline: auto; }

.faq__item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
  transition: border-color var(--duration-base) var(--ease-out),
              background-color var(--duration-base) var(--ease-out);
}

.faq__item[open] {
  border-color: var(--border-accent);
  background: var(--surface-2);
}

.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  font-weight: 650;
  font-size: var(--text-base);
  color: var(--text-strong);
  list-style: none;
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item summary::after {
  content: "";
  flex: none;
  width: 0.6rem;
  height: 0.6rem;
  border-right: 2px solid var(--accent-strong);
  border-bottom: 2px solid var(--accent-strong);
  transform: rotate(45deg);
  transition: transform var(--duration-base) var(--ease-out);
}

.faq__item[open] summary::after { transform: rotate(225deg); }

.faq__body {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  max-width: 62ch;
}