/* ===================================
   FAQ — shared semantic standard
   =================================== */

.faq-section {
  padding: var(--space-4xl) 0;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-list,
.faq-accordion {
  border-top: 1px solid var(--color-gray-200);
}

/*
 * Some older blog bundles automatically add .faq-accordion to FAQ sections.
 * Keep the canonical shared treatment one-column even when that compatibility
 * class is present, instead of inheriting the old two-column grid.
 */
.faq-section.faq-accordion {
  display: block;
  grid-template-columns: none;
  gap: 0;
}

/*
 * Canonical markup uses native <details class="faq-item"> and <summary>.
 * Legacy button-based .faq-question markup remains supported during migration.
 */
.faq-section .faq-item {
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-gray-200);
  overflow: visible;
}

.faq-section details.faq-item > summary,
.faq-section .faq-question {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-lg) 2.75rem var(--space-lg) 0;
  background: transparent;
  border: 0;
  color: var(--color-gray-900);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  list-style: none;
}

.faq-section details.faq-item > summary::-webkit-details-marker {
  display: none;
}

.faq-section details.faq-item > summary::after {
  content: '+';
  position: absolute;
  top: 50%;
  right: 0;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  color: var(--color-gray-500);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1;
  transform: translateY(-50%);
}

.faq-section details.faq-item[open] > summary::after {
  content: '\2212';
  color: var(--color-primary);
}

.faq-section details.faq-item > summary:hover,
.faq-section .faq-question:hover {
  color: var(--color-primary);
}

.faq-section details.faq-item > summary:focus-visible,
.faq-section .faq-question:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

/* Legacy button accordions may wrap the label in a span and include an SVG. */
.faq-section .faq-question span {
  color: inherit;
  font: inherit;
}

.faq-section .faq-question svg {
  flex-shrink: 0;
  color: var(--color-gray-400);
  transition: transform 180ms ease;
}

.faq-section .faq-item.active .faq-question svg {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-section .faq-answer {
  max-height: none;
  overflow: visible;
  padding: 0 2.75rem var(--space-lg) 0;
  transition: none;
}

/* Legacy closed state only. Native details handles visibility itself. */
.faq-section .faq-item:not(details) .faq-answer {
  display: none;
}

.faq-section .faq-item:not(details).active .faq-answer {
  display: block;
}

.faq-section .faq-answer p,
.faq-section .faq-answer ul,
.faq-section .faq-answer ol {
  margin: 0;
  color: var(--color-gray-600);
  font-size: 0.9375rem;
  line-height: 1.75;
}

/* Older shared bundles add paragraph padding inside .faq-answer. */
.faq-section .faq-answer p {
  padding: 0;
}

.faq-section .faq-answer p + p,
.faq-section .faq-answer p + ul,
.faq-section .faq-answer p + ol {
  margin-top: var(--space-sm);
}

.faq-section .faq-answer strong {
  color: var(--color-gray-900);
}

@media (max-width: 768px) {
  .faq-section details.faq-item > summary,
  .faq-section .faq-question {
    padding-top: var(--space-md);
    padding-bottom: var(--space-md);
    padding-right: 2.25rem;
    font-size: 0.9375rem;
  }

  .faq-section .faq-answer {
    padding-right: 0;
    padding-bottom: var(--space-md);
  }
}

@media (prefers-reduced-motion: reduce) {
  .faq-section .faq-question svg {
    transition: none;
  }
}