.page-faq {
  background: var(--lx-cream);
  color: var(--lx-ink);
}

.page-faq .faq-crumb {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 54px;
  background:
    radial-gradient(110% 90% at 88% -10%, rgba(20, 92, 120, .18), transparent 60%),
    radial-gradient(80% 70% at 4% 12%, rgba(195, 90, 46, .13), transparent 62%),
    linear-gradient(180deg, #E9F3F6 0%, var(--lx-cream) 82%);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 34px;
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--lx-font-display);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 58px);
  line-height: 1.1;
  letter-spacing: -.022em;
  color: var(--lx-deep);
  max-width: 13em;
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 33em;
  font-family: var(--lx-font-body);
  font-size: 17px;
  line-height: 1.85;
  color: var(--lx-ink);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-faq .faq-hero__facts strong {
  font-family: var(--lx-font-display);
  font-weight: 800;
  font-size: 24px;
  line-height: 1.1;
  color: var(--lx-brick-deep);
  letter-spacing: -.01em;
}

.page-faq .faq-hero__facts span {
  font-family: var(--lx-font-ui);
  font-size: 13px;
  color: var(--lx-gray);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: var(--lx-radius-xl);
  border: 1px solid var(--lx-line);
  background: var(--lx-paper);
  box-shadow: var(--lx-shadow-lift);
  overflow: hidden;
  transform: rotate(-1.4deg);
}

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

/* ---------- 外壳：索引 + 问答 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: 6px;
  padding-bottom: 72px;
}

.page-faq .faq-index {
  margin: 0 0 20px;
}

.page-faq .faq-index__label {
  margin: 0 0 10px;
  font-family: var(--lx-font-ui);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--lx-bamboo);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 2px 2px 10px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 14px;
  white-space: nowrap;
  font-family: var(--lx-font-ui);
  font-size: 14px;
  color: var(--lx-deep);
  text-decoration: none;
  background: var(--lx-paper);
  border: 1px solid var(--lx-line);
  border-radius: 999px;
  transition: background .2s var(--lx-ease), color .2s var(--lx-ease), border-color .2s var(--lx-ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--lx-blue-soft);
  border-color: var(--lx-blue);
  color: var(--lx-blue);
}

.page-faq .faq-index__num {
  font-family: var(--lx-font-mono);
  font-size: 11px;
  color: var(--lx-brick-deep);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  padding: 30px 0 34px;
  scroll-margin-top: calc(var(--lx-header-h) + 24px);
}

.page-faq .faq-group + .faq-group {
  border-top: 1px solid var(--lx-bamboo-soft);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin-bottom: 18px;
}

.page-faq .faq-group__num {
  font-family: var(--lx-font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--lx-brick);
  letter-spacing: .05em;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--lx-font-display);
  font-weight: 800;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1.25;
  letter-spacing: -.012em;
  color: var(--lx-deep);
}

.page-faq .faq-group__note {
  flex-basis: 100%;
  margin: 0;
  max-width: 44em;
  font-family: var(--lx-font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--lx-gray);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-items {
  display: grid;
  gap: 10px;
}

.page-faq .faq-q {
  padding: 0 16px;
  background: var(--lx-paper);
  border: 1px solid var(--lx-line-soft);
  border-radius: var(--lx-radius);
  transition: border-color .22s var(--lx-ease), box-shadow .22s var(--lx-ease), background .22s var(--lx-ease);
}

.page-faq .faq-q[open] {
  border-color: var(--lx-blue);
  box-shadow: var(--lx-shadow-card);
}

.page-faq .faq-q__title {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--lx-font-display);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--lx-deep);
}

.page-faq .faq-q__title::-webkit-details-marker {
  display: none;
}

.page-faq .faq-q__title::before {
  content: "+";
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: var(--lx-blue-soft);
  color: var(--lx-blue);
  font-family: var(--lx-font-mono);
  font-size: 14px;
  font-weight: 700;
  transition: background .2s var(--lx-ease), color .2s var(--lx-ease);
}

.page-faq .faq-q[open] > .faq-q__title::before {
  content: "−";
  background: var(--lx-brick);
  color: var(--lx-paper);
}

.page-faq .faq-q__body {
  padding: 0 0 16px 34px;
}

.page-faq .faq-q__body p {
  margin: 0;
  font-family: var(--lx-font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--lx-ink);
}

.page-faq .faq-q__body mark {
  padding: 0 4px;
  border-radius: 4px;
  background: var(--lx-mark);
  color: var(--lx-ink);
}

.page-faq .faq-inline-link {
  color: var(--lx-blue);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-inline-link:hover {
  color: var(--lx-brick-deep);
}

/* ---------- 批次卡 ---------- */
.page-faq .faq-batch {
  display: grid;
  gap: 18px;
  margin-top: 20px;
  padding: 20px;
  border: 1px solid var(--lx-line);
  border-radius: var(--lx-radius-lg);
  background:
    linear-gradient(145deg, var(--lx-blue-soft) 0%, var(--lx-paper) 58%);
}

.page-faq .faq-batch__figure {
  margin: 0;
  border-radius: var(--lx-radius);
  overflow: hidden;
  background: var(--lx-paper);
  max-width: 260px;
}

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

.page-faq .faq-batch__title {
  margin: 6px 0 0;
  font-family: var(--lx-font-mono);
  font-weight: 600;
  font-size: clamp(34px, 8vw, 52px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lx-brick-deep);
}

.page-faq .faq-batch__text {
  margin: 12px 0 18px;
  max-width: 32em;
  font-family: var(--lx-font-body);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--lx-ink);
}

/* ---------- 联系区 ---------- */
.page-faq .faq-help {
  padding: 52px 0 68px;
  background:
    radial-gradient(90% 80% at 92% 0%, rgba(195, 90, 46, .14), transparent 62%),
    linear-gradient(180deg, var(--lx-cream) 0%, var(--lx-bamboo-soft) 100%);
  border-top: 1px solid var(--lx-line);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: 30px;
}

.page-faq .faq-help__title {
  margin: 10px 0 0;
  font-family: var(--lx-font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 40px);
  line-height: 1.2;
  letter-spacing: -.018em;
  color: var(--lx-deep);
  max-width: 14em;
}

.page-faq .faq-help__list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 24px;
  font-family: var(--lx-font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--lx-ink);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  background: var(--lx-bamboo);
}

.page-faq .faq-help__panel {
  padding: 22px;
  border-radius: var(--lx-radius-lg);
  background: var(--lx-paper);
  border: 1px solid var(--lx-line);
  box-shadow: var(--lx-shadow-card);
  display: grid;
  gap: 14px;
}

.page-faq .faq-help__item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--lx-line-soft);
}

.page-faq .faq-help__label {
  flex-basis: 100%;
  font-family: var(--lx-font-ui);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--lx-bamboo);
}

.page-faq .faq-help__value {
  font-family: var(--lx-font-mono);
  font-size: 15px;
  color: var(--lx-deep);
  word-break: break-all;
}

.page-faq .faq-help__note {
  margin: 0;
  font-family: var(--lx-font-body);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--lx-gray);
}

.page-faq .faq-help__panel .lx-btn--primary {
  justify-self: start;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 34px 0 66px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
    gap: 56px;
  }

  .page-faq .faq-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--lx-header-h) + 26px);
    margin: 22px 0 0;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    overflow: visible;
    padding: 0;
    gap: 4px;
  }

  .page-faq .faq-index__link {
    justify-content: flex-start;
    white-space: normal;
    border-radius: var(--lx-radius);
    background: transparent;
    border-color: transparent;
    padding: 11px 14px;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: var(--lx-blue-soft);
    border-color: rgba(20, 92, 120, .28);
  }

  .page-faq .faq-batch {
    grid-template-columns: 200px minmax(0, 1fr);
    align-items: center;
    gap: 28px;
    padding: 26px 28px;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-help__panel {
    padding: 26px 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__figure {
    transform: none;
  }

  .page-faq .faq-q,
  .page-faq .faq-q__title::before,
  .page-faq .faq-index__link {
    transition: none;
  }
}