/* ── FAQ accordion（サービス下層・FAQページ共通） ── */

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.faq-item {
  border: 1px solid var(--line);
  background: var(--white);
}

.faq-category--alt .faq-item {
  background: var(--white);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 24px 28px;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color 0.4s var(--ease), background 0.4s var(--ease);
}

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

.faq-item summary::after {
  content: '+';
  font-family: var(--display);
  font-size: 22px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.45s var(--ease), color 0.4s var(--ease);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  color: var(--accent-hover);
}

.faq-item[open] summary {
  color: var(--accent);
  background: var(--accent-bg);
}

.faq-item summary:hover { background: var(--accent-bg); }

.faq-body {
  padding: 0 28px 28px;
  font-size: 14px;
  color: var(--mid);
  line-height: 1.95;
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.faq-body p {
  margin: 20px 0 0;
}

.faq-item .faq-body {
  overflow: hidden;
}

.faq-item.is-animating .faq-body {
  will-change: height, opacity;
}

/* 広告ページ — 開いた見出しは二次アクセント（紫） */
body.moco-page-service-ads .faq-item[open] summary {
  color: var(--accent-hover);
}

@media (max-width: 768px) {
  .faq-item summary {
    padding: 20px 20px;
    font-size: 15px;
  }
  .faq-body {
    padding: 0 20px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .faq-item summary,
  .faq-item summary::after,
  .faq-item .faq-body {
    transition: none !important;
  }
}