.page-faq {
  --faq-index-w: 248px;
  --faq-block-gap: clamp(40px, 6vw, 72px);
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-shell {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-faq .breadcrumb {
  margin: 0;
  font-size: var(--fs-sm);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(28px, 5vw, 48px) 0 clamp(32px, 5vw, 56px);
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 66ch;
  font-size: var(--fs-base);
  line-height: 1.75;
  color: var(--paper-soft);
}

.page-faq .faq-hero__facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--rule-soft);
  font-size: var(--fs-sm);
  color: var(--stone);
}

.page-faq .faq-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-hero__facts .mono {
  font-size: var(--fs-md);
  color: var(--gold-bright);
}

.page-faq .faq-hero__media {
  margin: 30px 0 0;
  aspect-ratio: 14 / 9;
  overflow: hidden;
  border: 1px solid var(--rule-soft);
  background: var(--felt-deep);
}

.page-faq .faq-hero__media img,
.page-faq .faq-shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 48px);
  margin-top: clamp(32px, 5vw, 56px);
}

.page-faq .faq-index {
  border-top: 1px solid var(--rule);
  padding-top: 16px;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .faq-index__list {
  list-style: none;
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px;
  border-left: 1px solid var(--rule-soft);
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--paper-soft);
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease),
    background-color 160ms var(--ease), padding-left 160ms var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--gold-bright);
  border-left-color: var(--gold-bright);
  background: var(--felt-deep);
  padding-left: 14px;
}

.page-faq .faq-index__num {
  font-size: var(--fs-xs);
  color: var(--gold);
}

.page-faq .faq-body {
  display: grid;
  gap: var(--faq-block-gap);
  min-width: 0;
}

/* ---------- 章节 ---------- */
.page-faq .faq-block {
  border-left: 1px solid var(--rule-soft);
  padding-left: 18px;
  scroll-margin-top: calc(var(--top-h, 64px) + 24px);
  transition: border-color 160ms var(--ease);
}

.page-faq .faq-block:target {
  border-left-color: var(--gold-bright);
}

.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-block__num {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .faq-block__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 3.2vw, 28px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-block__lede {
  margin: 18px 0 0;
  max-width: 68ch;
  line-height: 1.75;
  color: var(--paper-soft);
}

.page-faq .faq-sub {
  margin: 32px 0 0;
  font-family: var(--font-head);
  font-size: var(--fs-md);
  line-height: 1.35;
  color: var(--paper);
}

/* ---------- 问答折叠 ---------- */
.page-faq .qa-list {
  display: grid;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .qa {
  border: 1px solid var(--rule-soft);
  background: var(--felt-deep);
  transition: border-color 160ms var(--ease);
}

.page-faq .qa:hover {
  border-color: var(--rule);
}

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

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__num {
  padding-top: 3px;
  font-size: var(--fs-xs);
  color: var(--gold);
}

.page-faq .qa__text {
  flex: 1;
  color: var(--paper);
  line-height: 1.6;
}

.page-faq .qa__icon {
  flex: none;
  margin-top: 5px;
  color: var(--gold);
  transition: transform 160ms var(--ease), color 160ms var(--ease);
}

.page-faq .qa[open] .qa__icon {
  color: var(--gold-bright);
  transform: rotate(45deg);
}

.page-faq .qa__a {
  margin: 0 16px 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--rule-soft);
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 68ch;
  line-height: 1.75;
  color: var(--paper-soft);
}

/* ---------- 步骤流程 ---------- */
.page-faq .flow {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-faq .flow__item {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 26px;
}

.page-faq .flow__item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 48px;
  bottom: 4px;
  width: 1px;
  background: var(--rule-soft);
}

.page-faq .flow__num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--rule);
  background: var(--felt-deep);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--gold-bright);
}

.page-faq .flow__title {
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-size: var(--fs-md);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .flow__text {
  margin: 0;
  max-width: 62ch;
  line-height: 1.75;
  color: var(--paper-soft);
}

.page-faq .flow-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 6px;
}

/* ---------- 结算位置清单 ---------- */
.page-faq .settle-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  border: 1px solid var(--rule-soft);
  background: var(--rule-soft);
}

.page-faq .settle-list__item {
  padding: 18px;
  background: var(--felt-deep);
}

.page-faq .settle-list__where {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .settle-list__title {
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-size: var(--fs-base);
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .settle-list__text {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.72;
  color: var(--paper-soft);
}

.page-faq .diff-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .diff-list li {
  position: relative;
  padding-left: 18px;
  max-width: 68ch;
  line-height: 1.75;
  color: var(--paper-soft);
}

.page-faq .diff-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-faq .diff-k {
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--gold-bright);
}

/* ---------- 查询条件表 ---------- */
.page-faq .faq-shot {
  margin: 22px 0 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--rule-soft);
  background: var(--felt-deep);
}

.page-faq .table-wrap {
  margin-top: 22px;
  overflow-x: auto;
  border: 1px solid var(--rule-soft);
}

.page-faq .faq-table-caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--gold);
  background: var(--felt);
}

.page-faq .data-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.page-faq .data-table th,
.page-faq .data-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--rule-soft);
}

.page-faq .data-table th {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--gold);
  background: var(--felt-deep);
}

.page-faq .data-table td {
  line-height: 1.65;
  color: var(--paper-soft);
}

.page-faq .data-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .data-table tbody tr:hover {
  background: var(--felt-lift);
}

/* ---------- 自助排查清单 ---------- */
.page-faq .check-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  padding: 0;
  border: 1px solid var(--rule-soft);
  background: var(--rule-soft);
}

.page-faq .check-list li {
  background: var(--felt-deep);
}

.page-faq .check-list__item {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  cursor: pointer;
  transition: background-color 160ms var(--ease);
}

.page-faq .check-list__item:hover {
  background: var(--felt-lift);
}

.page-faq .check-list__box {
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  border: 1px solid var(--rule);
  background: transparent;
  cursor: pointer;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-faq .check-list__box:checked {
  border-color: var(--gold-bright);
  background: var(--felt-lift);
}

.page-faq .check-list__box:checked::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border-right: 1.5px solid var(--gold-bright);
  border-bottom: 1.5px solid var(--gold-bright);
  transform: rotate(40deg);
}

.page-faq .check-list__text {
  line-height: 1.75;
  color: var(--paper-soft);
  transition: color 160ms var(--ease);
}

.page-faq .check-list__box:checked + .check-list__text {
  color: var(--stone);
}

/* ---------- 人工帮助 ---------- */
.page-faq .help-grid {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  border: 1px solid var(--rule-soft);
  background: var(--rule-soft);
}

.page-faq .help-card {
  padding: 20px;
  background: var(--felt-deep);
}

.page-faq .help-card__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .help-card__value {
  display: block;
  margin: 12px 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-base);
  color: var(--gold-bright);
  text-decoration: none;
  word-break: break-all;
  transition: color 160ms var(--ease);
}

.page-faq .help-card__value:hover,
.page-faq .help-card__value:focus-visible {
  color: var(--paper);
}

.page-faq .help-card__note {
  margin: 0;
  max-width: 42ch;
  font-size: var(--fs-sm);
  line-height: 1.72;
  color: var(--stone);
}

.page-faq .faq-help__more {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--paper-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-block {
    padding-left: 28px;
  }

  .page-faq .settle-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .help-card--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--top-h, 64px) + 24px);
  }

  .page-faq .faq-body {
    min-width: 0;
  }

  .page-faq .flow__item {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 20px;
  }

  .page-faq .flow__num {
    width: 52px;
    height: 52px;
    font-size: var(--fs-base);
  }

  .page-faq .flow__item:not(:last-child)::after {
    left: 25px;
    top: 56px;
  }
}
<<<END>>>