.page-faq {
  --faq-rule: #C9D4CC;
  --faq-paper-2: #DCE5DE;
  --faq-ink-soft: #4E6259;
  --faq-hover: #EAF3DC;
}

.page-faq .faq-hero {
  padding-block: clamp(22px, 3.6vw, 40px) clamp(26px, 4vw, 48px);
  border-bottom: 1px solid var(--hair);
  background-image: linear-gradient(90deg, rgba(44, 74, 64, 0.55) 1px, transparent 1px);
  background-size: 88px 100%;
}

.page-faq .faq-hero .eyebrow {
  margin-top: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero .display-1 {
  margin: 12px 0 16px;
  max-width: 22ch;
}

.page-faq .faq-hero .lede {
  max-width: 46ch;
  color: var(--paper-72);
}

.page-faq .faq-figures {
  list-style: none;
  margin: clamp(22px, 3.6vw, 38px) 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--hair);
  display: flex;
  flex-wrap: wrap;
}

.page-faq .faq-fig {
  flex: 1 1 46%;
  min-width: 0;
  padding: 12px 14px 12px 0;
}

.page-faq .faq-fig__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.2vw, 32px);
  font-weight: 500;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-fig__text {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper-52);
}

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  padding-block: clamp(30px, 5vw, 58px);
}

.page-faq .faq-shell > * {
  min-width: 0;
}

/* 左侧目录 */
.page-faq .faq-index {
  border-top: 1px solid var(--hair);
}

.page-faq .faq-index__title {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}

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

.page-faq .faq-index__list li {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 12px 16px 12px 0;
  font-size: 13px;
  line-height: 1.5;
  white-space: nowrap;
  color: var(--paper-72);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-faq .faq-index__link:hover .faq-index__num {
  color: var(--lime);
}

/* 问答流 */
.page-faq .faq-stream {
  display: block;
}

.page-faq .faq-stream .filter-bar {
  margin-bottom: clamp(20px, 3vw, 30px);
  flex-wrap: wrap;
}

.page-faq .faq-results > .faq-section + .faq-section {
  margin-top: clamp(34px, 4.4vw, 52px);
}

.page-faq .faq-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  border-top: 2px solid var(--lime);
  padding-top: 14px;
  margin-bottom: 6px;
}

.page-faq .faq-section--reg .faq-section__head {
  border-top-color: var(--mist);
}

.page-faq .faq-section--flow .faq-section__head {
  border-top-color: var(--orange);
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-section__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-faq .faq-section__lede {
  margin: 8px 0 14px;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-52);
}

.page-faq .faq-section__lede a {
  color: var(--mist);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-section__lede a:hover {
  color: var(--lime);
}

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

.page-faq .faq-item[hidden] {
  display: none;
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 0;
  list-style: none;
  cursor: pointer;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--paper);
  transition: color 160ms var(--ease);
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
}

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

.page-faq .faq-item[open] > summary::after {
  content: "\2212";
}

.page-faq .faq-item > summary:hover {
  color: var(--lime-bright);
}

.page-faq .faq-item__a {
  margin-left: 2px;
  padding: 2px 0 20px 14px;
  border-left: 1px solid var(--hair);
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-72);
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

.page-faq .faq-item__a p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__a a {
  color: var(--mist);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: var(--lime);
}

.page-faq .faq-check {
  margin: 10px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-72);
}

.page-faq .faq-check li::marker {
  font-family: var(--font-mono);
  color: var(--lime);
}

/* 图片 */
.page-faq .faq-figure {
  margin: 4px 0 22px;
  border: 1px solid var(--hair);
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--steel);
}

/* 合作流程步骤 */
.page-faq .faq-steps {
  list-style: none;
  margin: 8px 0 18px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-faq .faq-steps li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: var(--ink);
}

.page-faq .faq-steps__n {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-faq .faq-steps__t {
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .faq-steps__who {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* 满宽适配清单带 */
.page-faq .faq-adapt {
  grid-column: 1 / -1;
  margin-inline: calc(var(--gutter) * -1);
  padding: clamp(30px, 5vw, 56px) var(--gutter);
  background: var(--paper-soft);
  color: var(--ink);
}

.page-faq .faq-adapt .eyebrow {
  color: var(--faq-ink-soft);
  margin: 0;
}

.page-faq .faq-adapt__title {
  margin: 10px 0 12px;
  max-width: 26ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.2vw, 38px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-faq .faq-adapt__lede {
  margin: 0 0 24px;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--faq-ink-soft);
}

.page-faq .faq-figure--adapt {
  margin: 0 0 22px;
  border-color: var(--faq-rule);
  background: var(--paper);
}

.page-faq .faq-figure--adapt figcaption {
  border-top-color: var(--faq-rule);
  color: var(--faq-ink-soft);
}

.page-faq .faq-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--faq-rule);
  background: var(--paper-soft);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table caption {
  padding: 12px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--faq-ink-soft);
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 11px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  white-space: nowrap;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-table td {
  padding: 12px 14px;
  vertical-align: top;
  line-height: 1.65;
  color: var(--faq-ink-soft);
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-table tbody tr:nth-child(odd) {
  background: var(--faq-paper-2);
}

.page-faq .faq-table tbody tr:nth-child(even) {
  background: var(--paper-soft);
}

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

.page-faq .faq-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  white-space: nowrap;
}

.page-faq .faq-table td:nth-child(2) {
  color: var(--ink);
  font-weight: 500;
}

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

.page-faq .faq-adapt__note {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .faq-adapt__note a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-adapt__note a:hover {
  color: var(--lime-dim);
}

/* 术语 */
.page-faq .faq-glossary {
  grid-column: 1 / -1;
  border-top: 1px solid var(--hair);
  padding-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-terms {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  background: var(--hair);
  border: 1px solid var(--hair);
}

.page-faq .faq-term {
  padding: 16px 18px;
  background: var(--ink);
}

.page-faq .faq-term dt {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-term dd {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--paper-52);
}

/* 收尾行动条 */
.page-faq .faq-cta {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px 24px;
  padding: clamp(20px, 3.4vw, 34px);
  border: 1px solid var(--hair);
  background: var(--ink-2);
}

.page-faq .faq-cta__text h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.25;
  color: var(--paper);
}

.page-faq .faq-cta__text p {
  margin: 0;
  max-width: 48ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-52);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 640px) {
  .page-faq .faq-fig {
    flex: 1 1 0;
    padding: 0 20px;
    border-right: 1px solid var(--hair);
  }

  .page-faq .faq-fig:first-child {
    padding-left: 0;
  }

  .page-faq .faq-fig:last-child {
    padding-right: 0;
    border-right: 0;
  }

  .page-faq .faq-steps li {
    grid-template-columns: 44px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 12px;
  }

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

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    column-gap: clamp(30px, 4vw, 60px);
    align-items: start;
  }

  .page-faq .faq-index {
    grid-column: 1;
    grid-row: 1;
    position: sticky;
    top: calc(var(--header-h) + 20px);
    border-top: 2px solid var(--lime);
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
  }

  .page-faq .faq-index__link {
    justify-content: flex-start;
    white-space: normal;
    padding: 12px 0;
  }

  .page-faq .faq-stream {
    grid-column: 2;
    grid-row: 1;
  }

  .page-faq .faq-adapt {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .page-faq .faq-glossary {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .page-faq .faq-cta {
    grid-column: 1 / -1;
    grid-row: 4;
  }

  .page-faq .faq-item > summary {
    font-size: 16px;
  }
}
<<<END>>>