/* =========================================
   faq.css
   よくある質問 (アコーディオン)
   ========================================= */

.faq {
  background: var(--color-bg);
}

.faq-list {
  max-width: 880px;
  margin: 0 auto;
}

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

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

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 4px;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

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

.faq-item__q-mark {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 24px;
  line-height: 1.6;
}

.faq-item__q-text {
  flex: 1;
  line-height: 1.7;
}

.faq-item__icon {
  width: 24px;
  height: 24px;
  position: relative;
  flex-shrink: 0;
  margin-top: 4px;
  transition: transform var(--dur) var(--ease);
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--color-text);
  border-radius: 2px;
  transition: background var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.faq-item__icon::before {
  top: 11px;
  left: 4px;
  right: 4px;
  height: 2px;
}

.faq-item__icon::after {
  top: 4px;
  bottom: 4px;
  left: 11px;
  width: 2px;
}

.faq-item.is-open .faq-item__icon::after {
  transform: scaleY(0);
}

.faq-item__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s var(--ease);
}

.faq-item__answer-inner {
  overflow: hidden;
}

.faq-item.is-open .faq-item__answer {
  grid-template-rows: 1fr;
}

.faq-item__a-content {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 0 4px 24px;
  font-size: 14px;
  line-height: 1.95;
  color: var(--color-text-soft);
}

.faq-item__a-mark {
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-muted);
  width: 24px;
  flex-shrink: 0;
  line-height: 1.95;
}

.faq-item__a-text {
  flex: 1;
}