/**
 * FAQ Accordion — First Aid Fast
 * UX Spec §Component Library › 7. FAQ Accordion
 */

.faq {
  border-top: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   ITEM
   -------------------------------------------------------------------------- */
.faq__item {
  border-bottom: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   QUESTION (trigger button)
   UX Spec: hover #EBF8F3 tint; chevron rotates 180° on open
   -------------------------------------------------------------------------- */
.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  text-align: left;
  padding: var(--space-5) 0;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq__question:hover {
  color: var(--color-primary-500);
}

.faq__question:focus-visible {
  outline: 3px solid var(--color-primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Hover bg on entire item */
.faq__item:has(.faq__question:hover) {
  background: var(--color-primary-50);
  margin-inline: calc(var(--space-4) * -1);
  padding-inline: var(--space-4);
  border-radius: var(--radius-md);
}

[data-theme="dark"] .faq__item:has(.faq__question:hover) {
  background: var(--color-primary-100);
}

/* --------------------------------------------------------------------------
   CHEVRON ICON
   -------------------------------------------------------------------------- */
.faq__chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--transition-slow), color var(--transition-fast);
}

.faq__question[aria-expanded="true"] .faq__chevron {
  transform: rotate(180deg);
  color: var(--color-primary-500);
}

/* --------------------------------------------------------------------------
   ANSWER PANEL
   UX Spec: max-height transition 400ms ease
   -------------------------------------------------------------------------- */
.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq__answer.is-open {
  max-height: 600px; /* sufficiently large; animates smoothly */
}

.faq__answer-inner {
  padding-bottom: var(--space-5);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-base);
}

.faq__answer-inner p + p {
  margin-top: var(--space-3);
}

.faq__answer-inner ul {
  list-style: disc;
  padding-left: var(--space-5);
  margin-top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}