.page-faq {
  padding-bottom: 72px;
}

.page-faq .breadcrumb {
  margin-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  margin-top: 18px;
}

.page-faq .faq-hero-box {
  display: grid;
  gap: 26px;
  padding: 26px 20px 30px;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 16px;
  font-size: clamp(1.9rem, 6vw, 3rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--sand);
}

.page-faq .faq-hero .lede {
  max-width: 42rem;
  color: var(--text);
}

.page-faq .faq-hero-media {
  aspect-ratio: 7 / 4;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .faq-quick {
  list-style: none;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
}

.page-faq .faq-quick a {
  font-size: 0.94rem;
  color: var(--gold-mist);
  text-decoration: none;
}

/* ---------- 吸顶索引条 ---------- */
.page-faq .faq-spy {
  position: sticky;
  top: var(--frame-h);
  z-index: 6;
  margin-top: 34px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}

.page-faq .faq-spy-inner {
  display: flex;
  align-items: center;
  gap: 2px;
  padding-top: 9px;
  padding-bottom: 9px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-spy-label {
  flex: none;
  padding-right: 14px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--stone);
  white-space: nowrap;
}

.page-faq .faq-spy a {
  flex: none;
  padding: 6px 12px;
  font-size: 0.85rem;
  color: var(--text);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-spy a:hover {
  color: var(--gold-hi);
  border-color: var(--line);
}

.page-faq .faq-spy a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

.page-faq .faq-spy a.is-active {
  color: var(--gold);
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.08);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--frame-h) + 78px);
}

.page-faq .faq-group-head {
  align-items: start;
}

.page-faq .faq-group-head .eyebrow {
  margin-top: 6px;
  color: var(--copper);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .faq-group-head h2 {
  margin: 0 0 12px;
  color: var(--gold);
}

.page-faq .faq-group-head .lede {
  max-width: 44rem;
  color: var(--text);
}

.page-faq .faq-figure {
  max-width: 290px;
  margin: 4px 0 30px auto;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 12px 12px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
  background: var(--ink-2);
}

/* ---------- 问答 ---------- */
.page-faq .faq-list {
  margin-top: 26px;
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.25s var(--ease);
}

.page-faq .qa--key {
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.07), transparent 46%);
}

.page-faq .qa > summary {
  display: block;
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 15px 10px 15px 24px;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
  transition: color 0.2s var(--ease);
}

.page-faq .qa > summary::-webkit-details-marker {
  display: none;
}

.page-faq .qa > summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 25px;
  width: 9px;
  height: 1px;
  background: var(--line);
  transition: width 0.3s var(--ease), background-color 0.3s var(--ease);
}

.page-faq .qa > summary:hover {
  color: var(--gold-hi);
}

.page-faq .qa > summary:hover::before {
  width: 18px;
  background: var(--gold);
}

.page-faq .qa > summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

.page-faq .qa[open] > summary {
  color: var(--gold);
}

.page-faq .qa[open] > summary::before {
  width: 18px;
  background: var(--gold);
}

.page-faq .qa-flag {
  display: inline-block;
  margin-right: 8px;
  padding: 1px 6px 2px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--gold);
  border-radius: 2px;
  vertical-align: 2px;
}

.page-faq .qa-body {
  padding: 0 10px 18px 24px;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text);
}

.page-faq .qa-body p {
  margin: 0;
}

.page-faq .qa-body .link-underline {
  color: var(--gold-mist);
}

/* ---------- 对接区 ---------- */
.page-faq .faq-connect-grid {
  margin-top: 26px;
  display: grid;
  gap: 30px;
}

.page-faq .faq-connect-grid .faq-list {
  margin-top: 0;
}

.page-faq .faq-contact-card {
  align-self: start;
  padding: 24px 20px 26px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--gold);
  border-radius: 2px;
}

.page-faq .faq-contact-card .eyebrow {
  color: var(--stone);
}

.page-faq .faq-contact-card .h3 {
  margin: 10px 0 18px;
  color: var(--sand);
  font-size: 1.18rem;
  line-height: 1.5;
}

.page-faq .faq-contact-list {
  margin: 0;
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 10px 12px;
  font-size: 0.92rem;
}

.page-faq .faq-contact-list dt {
  color: var(--stone);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding-top: 3px;
}

.page-faq .faq-contact-list dd {
  margin: 0;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-contact-list dd.mono {
  color: var(--gold-mist);
  font-size: 0.86rem;
  letter-spacing: 0.02em;
}

.page-faq .faq-contact-note {
  margin: 18px 0 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--stone);
}

@media (min-width: 640px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-faq .faq-hero-box {
    padding: 34px 32px 38px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-box {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 46px;
    padding: 48px 44px;
  }

  .page-faq .qa {
    grid-template-columns: minmax(0, 21rem) minmax(0, 1fr);
    column-gap: 44px;
  }

  .page-faq .qa > summary {
    padding: 20px 0 20px 24px;
    font-size: 1.06rem;
  }

  .page-faq .qa > summary::before {
    top: 30px;
  }

  .page-faq .qa-body {
    padding: 21px 0 22px;
  }

  .page-faq .qa-connect-grid,
  .page-faq .faq-connect-grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa > summary::before,
  .page-faq .faq-spy a,
  .page-faq .qa {
    transition: none;
  }
}
</style>