.page-faq {
  --faq-paper-line: rgba(27, 22, 17, 0.16);
  --faq-paper-muted: #4a4238;
  background: var(--green-900);
  color: var(--mist);
  overflow-x: hidden;
}

.page-faq .breadcrumbs {
  padding-top: 22px;
}

.page-faq .faq-hero {
  padding-top: 18px;
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.page-faq .display-title {
  font-family: var(--font-display);
  font-size: clamp(29px, 6vw, 46px);
  line-height: 1.16;
  letter-spacing: 0.02em;
  margin: 12px 0 16px;
  color: var(--paper-100);
}

.page-faq .lede {
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
  margin: 0;
}

.page-faq .faq-hero__aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-faq .faq-hero__media {
  border-color: var(--line-strong);
}

.page-faq .faq-hero__aside .annotation {
  color: var(--gold);
}

/* 编号目录 */
.page-faq .faq-index {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 13px 4px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--paper-100);
  transition: background-color 160ms ease, padding-left 160ms ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--green-700);
  padding-left: 12px;
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--orange);
  padding-top: 3px;
}

.page-faq .faq-index__label {
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.page-faq .faq-index__meta {
  grid-column: 2;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  opacity: 0.75;
}

/* 分组 */
.page-faq .faq-groups {
  padding-top: 10px;
}

.page-faq .faq-group {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: 34px 0;
  border-top: 1px solid var(--line-strong);
  scroll-margin-top: 24px;
}

.page-faq .faq-group__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 38px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-size: 24px;
  line-height: 1.25;
  letter-spacing: 0.02em;
  color: var(--paper-100);
  margin: 12px 0 8px;
}

.page-faq .faq-group__note {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
  opacity: 0.8;
}

/* 问答卡 */
.page-faq .faq-item {
  border: 1px solid var(--line-strong);
  background: var(--green-700);
  box-shadow: var(--hard-shadow);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.page-faq .faq-item + .faq-item {
  margin-top: 14px;
}

.page-faq .faq-item:hover {
  border-color: var(--orange);
}

.page-faq .faq-item[open] {
  border-color: var(--gold);
  box-shadow: var(--hard-shadow-lg);
}

.page-faq .faq-item:focus-within {
  border-color: var(--blue);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 16px;
  gap: 10px;
  align-items: start;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: 0.02em;
  color: var(--paper-100);
}

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

.page-faq .faq-item__summary::after {
  content: "+";
  justify-self: end;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.2;
  color: var(--orange);
}

.page-faq .faq-item[open] .faq-item__summary::after {
  content: "−";
}

.page-faq .faq-item__qnum {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--orange);
  padding-top: 4px;
}

.page-faq .faq-item__body {
  padding: 0 16px 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-item__body p {
  margin: 0 0 12px;
}

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

.page-faq .faq-item__hint {
  padding-left: 12px;
  border-left: 2px solid var(--blue);
  color: var(--paper-200);
  font-size: 14px;
}

/* 步骤 */
.page-faq .faq-steps {
  list-style: none;
  margin: 14px 0 6px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-steps__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
}

.page-faq .faq-steps__num {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--orange);
}

/* 奶油纸卡片版本 */
.page-faq .faq-item--paper {
  background: var(--paper-100);
  border-color: var(--paper-200);
}

.page-faq .faq-item--paper .faq-item__summary {
  color: var(--ink-900);
}

.page-faq .faq-item--paper .faq-item__qnum {
  color: var(--gold-deep);
}

.page-faq .faq-item--paper .faq-item__summary::after {
  color: var(--gold-deep);
}

.page-faq .faq-item--paper .faq-item__body {
  color: var(--faq-paper-muted);
}

.page-faq .faq-item--paper .faq-item__hint {
  border-left-color: var(--gold);
  color: var(--ink-900);
}

.page-faq .faq-item--paper .faq-steps {
  border-top-color: var(--faq-paper-line);
}

.page-faq .faq-item--paper .faq-steps__item {
  border-bottom-color: var(--faq-paper-line);
}

.page-faq .faq-item--paper .faq-steps__num {
  color: var(--gold-deep);
}

/* 图片 */
.page-faq .faq-group__media {
  margin: 16px 0 0;
  border-color: var(--line-strong);
}

.page-faq .faq-group__media .media__caption {
  color: var(--mist);
}

/* 延伸入口 */
.page-faq .faq-next {
  margin-top: 18px;
  padding: 20px 18px;
  border: 1px solid var(--line-strong);
  background: var(--green-800);
}

.page-faq .faq-next__title {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--paper-100);
  margin: 8px 0 14px;
}

.page-faq .faq-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-links li + li {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.page-faq .faq-links .link-more {
  color: var(--paper-100);
  font-size: 14px;
  line-height: 1.6;
}

.page-faq .faq-links .link-more:hover,
.page-faq .faq-links .link-more:focus-visible {
  color: var(--orange);
}

@media (min-width: 720px) {
  .page-faq .faq-index__link {
    grid-template-columns: 48px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 0 14px;
    padding: 14px 6px;
  }

  .page-faq .faq-index__meta {
    grid-column: 3;
  }

  .page-faq .faq-item__summary {
    grid-template-columns: 58px minmax(0, 1fr) 20px;
    gap: 12px;
    padding: 17px 20px;
    font-size: 18px;
  }

  .page-faq .faq-item__body {
    padding-left: 90px;
    padding-right: 24px;
    padding-bottom: 20px;
  }

  .page-faq .faq-next {
    padding: 24px 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.75fr);
    gap: 48px;
  }

  .page-faq .faq-group {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 44px;
    padding: 46px 0;
  }

  .page-faq .faq-group__side {
    position: sticky;
    top: 20px;
    align-self: start;
  }

  .page-faq .faq-group__num {
    font-size: 44px;
  }

  .page-faq .faq-group__title {
    font-size: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>