.page-faq {
  --faq-rail: 264px;
  --faq-figure-max: 460px;
  display: block;
  padding-bottom: 56px;
}

.page-faq .breadcrumbs {
  margin-bottom: 20px;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding-bottom: 32px;
  border-bottom: 1.5px solid var(--c-line-strong);
}

.page-faq .faq-hero h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 5.4vw, 3.05rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  color: var(--c-moss);
}

.page-faq .faq-hero .lede {
  max-width: 38em;
  margin: 0;
  font-size: 1rem;
  line-height: 1.78;
  color: var(--c-ink);
}

.page-faq .faq-hero__figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--c-line);
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .faq-hero__figures > div {
  padding: 14px 14px 16px;
  background: var(--c-ivory);
}

.page-faq .faq-hero__figures dt {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--c-stone);
}

.page-faq .faq-hero__figures dd {
  margin: 6px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9375rem;
  color: var(--c-moss);
}

.page-faq .faq-hero__num {
  margin-right: 3px;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  color: var(--c-pulp);
}

/* ---------- 先看这里 ---------- */
.page-faq .faq-triage {
  padding: 40px 0 4px;
}

.page-faq .faq-triage__head h2 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.65rem);
  letter-spacing: -.01em;
  color: var(--c-moss);
}

.page-faq .faq-triage__head p {
  margin: 0;
  font-size: .9375rem;
  color: var(--c-stone);
}

.page-faq .triage {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.page-faq .triage__item {
  display: grid;
  gap: 8px;
  padding: 20px 20px 22px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-md);
  background: var(--c-ivory);
  color: inherit;
  text-decoration: none;
  transition: border-color .18s ease, background .18s ease, transform .18s ease;
}

.page-faq .triage__item:hover,
.page-faq .triage__item:focus-visible {
  border-color: var(--c-pulp);
  background: var(--c-wash);
  transform: translateY(-2px);
}

.page-faq .triage__num {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--c-clay);
}

.page-faq .triage__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--c-moss);
}

.page-faq .triage__desc {
  font-size: .875rem;
  line-height: 1.65;
  color: var(--c-stone);
}

/* ---------- 索引台主体 ---------- */
.page-faq .faq-index {
  display: grid;
  gap: 30px;
  padding-top: 44px;
}

/* 左侧目录 */
.page-faq .faq-toc {
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-md);
  padding: 18px 16px 16px;
  background: var(--c-ivory);
}

.page-faq .faq-toc__caption {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--c-stone);
}

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

.page-faq .faq-toc__link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 10px 9px 4px;
  border-left: 3px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: .9375rem;
  color: var(--c-ink);
  text-decoration: none;
  transition: background .16s ease, border-color .16s ease, color .16s ease;
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-left-color: var(--c-pulp);
  background: var(--c-wash);
  color: var(--c-moss);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--c-terrace);
}

.page-faq .faq-toc__label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-faq .faq-toc__count {
  padding: 1px 8px;
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--c-stone);
  border: 1px solid var(--c-line);
  border-radius: 999px;
}

.page-faq .faq-toc__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--c-line);
  font-size: .875rem;
  line-height: 1.65;
  color: var(--c-stone);
}

.page-faq .faq-toc__foot a {
  color: var(--c-terrace);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 右侧答案区 */
.page-faq .faq-body {
  display: grid;
  gap: 48px;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--topbar-h) + 24px);
}

.page-faq .faq-group__head {
  padding-bottom: 14px;
  border-bottom: 1.5px solid var(--c-line-strong);
}

.page-faq .faq-group__num {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 9px;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--c-pulp);
  border: 1.5px solid var(--c-pulp);
  border-radius: 999px;
}

.page-faq .faq-group__head h2 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  letter-spacing: -.01em;
  color: var(--c-moss);
}

.page-faq .faq-group__note {
  max-width: 40em;
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--c-stone);
}

.page-faq .faq-figure {
  max-width: var(--faq-figure-max);
  margin: 22px 0 6px;
}

/* 问答条目 */
.page-faq .qa {
  border-bottom: 1px solid var(--c-line);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 2px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--c-moss);
  transition: color .16s ease;
}

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

.page-faq .qa__q::before {
  content: "";
  flex: 0 0 auto;
  width: 11px;
  height: 11px;
  margin-top: 6px;
  border-right: 2px solid var(--c-pulp);
  border-bottom: 2px solid var(--c-pulp);
  transform: rotate(-45deg);
  transition: transform .18s ease;
}

.page-faq .qa[open] .qa__q::before {
  transform: rotate(45deg);
}

.page-faq .qa__q:hover {
  color: var(--c-pulp);
}

.page-faq .qa__a {
  max-width: 42em;
  padding: 0 2px 20px 25px;
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--c-ink);
}

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

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

.page-faq .qa__a a {
  color: var(--c-terrace);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .steps {
  display: grid;
  gap: 12px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .steps > li {
  position: relative;
  padding-left: 36px;
  font-size: .9375rem;
  line-height: 1.7;
  counter-increment: faqstep;
}

.page-faq .steps > li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  font-family: var(--font-mono);
  font-size: .6875rem;
  color: var(--c-terrace);
  background: var(--c-ivory);
  border: 1.5px solid var(--c-terrace-soft);
  border-radius: 999px;
}

.page-faq .steps > li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 11.5px;
  top: 25px;
  bottom: -12px;
  width: 1.5px;
  background: var(--c-terrace-soft);
}

.page-faq .qa-more {
  margin: 16px 0 0;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--c-stone);
}

.page-faq .qa-more a {
  color: var(--c-terrace);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 结尾帮助区 ---------- */
.page-faq .faq-help {
  padding-top: 52px;
}

.page-faq .faq-help__panel {
  padding: 26px 20px 28px;
  border: 1.5px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-wash);
}

.page-faq .faq-help__panel h2 {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  letter-spacing: -.01em;
  color: var(--c-moss);
}

.page-faq .faq-help__intro {
  max-width: 40em;
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-faq .faq-help__list {
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__list > li {
  display: grid;
  gap: 4px;
  padding-left: 16px;
  border-left: 3px solid var(--c-gold);
}

.page-faq .faq-help__k {
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .04em;
  color: var(--c-peel);
}

.page-faq .faq-help__v {
  font-size: .9375rem;
  line-height: 1.65;
  color: var(--c-ink);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-hero__figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-help__panel {
    padding: 32px 30px 34px;
  }
}

@media (min-width: 760px) {
  .page-faq .triage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-figure--right {
    margin-left: auto;
  }

  .page-faq .faq-help__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .qa__a {
    padding-left: 30px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-index {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--topbar-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .triage__item,
  .page-faq .qa__q::before {
    transition: none;
  }

  .page-faq .triage__item:hover,
  .page-faq .triage__item:focus-visible {
    transform: none;
  }
}
<<<END>>>