/**
 * FAQ Preview Component
 *
 * Accordion-style FAQ section with expand/collapse functionality.
 * Uses grid-based height transition for smooth panel animations.
 */

/* Section wrapper */
.faq-preview {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  padding: var(--spacing-2xl) 0;
}

/* Individual FAQ item */
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--spacing-md);
}

.faq-item:last-child {
  border-bottom: none;
}

/* Question button (full-width, flex layout) */
.faq-item__button {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--spacing-md) 0;
  background: none;
  border: none;
  color: inherit;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  text-align: left;
  transition: color 0.2s ease;
}

.faq-item__button:hover {
  color: var(--color-accent-primary);
}

.faq-item__button:focus-visible {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 4px;
  border-radius: var(--border-radius-sm);
}

/* Icon (chevron/plus) with rotation */
.faq-item__icon {
  flex-shrink: 0;
  margin-left: var(--spacing-sm);
  transition: transform 0.3s ease;
  color: var(--color-accent-primary);
  font-size: var(--font-size-xl);
}

.faq-item__button[aria-expanded="true"] .faq-item__icon {
  transform: rotate(45deg);
}

/* Answer panel with grid-based height transition */
.faq-item__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease-out;
}

.faq-item__panel:not([hidden]) {
  grid-template-rows: 1fr;
}

/* Inner wrapper (needed for grid overflow technique) */
.faq-item__panel-inner {
  overflow: hidden;
}

/* Answer text styling */
.faq-item__panel p {
  margin: 0;
  padding: var(--spacing-sm) 0 var(--spacing-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

/* Accessibility: disable animations for reduced motion */
@media (prefers-reduced-motion: reduce) {
  .faq-item__icon,
  .faq-item__panel {
    transition: none;
  }
}