.page-faq {
  background: var(--paper);
  color: var(--ink);
  padding-bottom: 96px;
  overflow-x: hidden;
}

.page-faq .breadcrumb {
  padding-top: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.page-faq .breadcrumb ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-faq .breadcrumb li + li::before {
  content: "/";
  color: var(--gilt);
}

.page-faq .breadcrumb a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--hairline-strong);
}

/* ---------- 首屏 ---------- */

.faq-hero {
  padding-top: 34px;
  padding-bottom: 46px;
  border-bottom: 1px solid var(--hairline);
}

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

.faq-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(27px, 6.4vw, 42px);
  line-height: 1.28;
  letter-spacing: 0.012em;
  color: var(--ink);
}

.faq-hero .lede {
  margin: 0 0 24px;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.faq-chip {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(191, 59, 43, 0.3);
  background: rgba(191, 59, 43, 0.08);
  color: var(--cinnabar-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.9;
}

.faq-chip--jade {
  border-color: rgba(62, 127, 118, 0.32);
  background: rgba(62, 127, 118, 0.1);
  color: var(--jade);
}

.faq-hero__toc {
  padding-left: 20px;
  border-left: 2px solid var(--gilt);
}

.faq-toc {
  display: grid;
  gap: 2px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.faq-toc a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  color: var(--ink);
  font-size: 14.5px;
  text-decoration: none;
  transition: color var(--t), border-color var(--t), transform var(--t);
}

.faq-toc a:hover,
.faq-toc a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--hairline-strong);
  transform: translateX(3px);
}

.faq-toc a.is-current {
  color: var(--cinnabar);
  border-bottom-color: var(--hairline-strong);
}

.faq-toc .mono {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gilt);
}

/* ---------- 区块骨架 ---------- */

.faq-block {
  padding-top: 54px;
}

.faq-block__head {
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hairline);
}

.faq-block__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(21px, 4.2vw, 29px);
  line-height: 1.34;
  letter-spacing: 0.01em;
  color: var(--ink);
}

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

/* ---------- 问句折叠条目 ---------- */

.page-faq .fold__item.faq-q {
  border-top: 1px solid var(--hairline);
}

.page-faq .fold__item.faq-q:last-of-type {
  border-bottom: 1px solid var(--hairline);
}

.page-faq .fold__summary.faq-q__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 19px 2px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.55;
  color: var(--ink);
  transition: color var(--t);
}

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

.page-faq .fold__summary.faq-q__summary::marker {
  content: "";
}

.page-faq .fold__summary.faq-q__summary:hover,
.page-faq .fold__summary.faq-q__summary:focus-visible {
  color: var(--cinnabar);
}

.faq-q__no {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--gilt);
  transition: color var(--t);
}

.page-faq .fold__item[open] .faq-q__no {
  color: var(--cinnabar);
}

.page-faq .fold__body.faq-q__body {
  padding: 0 2px 24px 40px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-soft);
}

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

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

/* ---------- 右侧批注栏 ---------- */

.faq-block__note {
  padding: 22px 22px 24px;
  border-radius: var(--r-md);
  border-left: 3px solid var(--gilt);
  background: var(--paper-deep);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.faq-note__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gilt);
}

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

.faq-note__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.faq-note__mark {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cinnabar);
}

.faq-note__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hairline);
  font-size: 14px;
  line-height: 1.85;
}

.faq-note__foot a {
  color: var(--cinnabar-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline-strong);
  transition: color var(--t), border-color var(--t);
}

.faq-note__foot a:hover,
.faq-note__foot a:focus-visible {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.faq-note__figure {
  margin: 18px 0 0;
}

.faq-note__figure .figure__media {
  aspect-ratio: 3 / 2;
}

/* ---------- 标签签条 ---------- */

.faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.faq-tag {
  display: inline-block;
  padding: 4px 11px;
  border-radius: var(--r-pill);
  border: 1px solid var(--hairline-strong);
  background: var(--paper);
  color: var(--cinnabar-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  line-height: 1.8;
}

/* ---------- 图版 ---------- */

.faq-figure {
  margin: 0 0 8px;
}

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

.page-faq .figure__caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 62rem) {
  .page-faq {
    padding-bottom: 128px;
  }

  .faq-hero {
    padding-top: 46px;
    padding-bottom: 62px;
  }

  .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    gap: 56px;
    align-items: end;
  }

  .faq-hero .lede {
    font-size: 16.5px;
  }

  .faq-block {
    padding-top: 76px;
  }

  .faq-block__head {
    margin-bottom: 34px;
    padding-bottom: 20px;
  }

  .faq-block__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .faq-block__note {
    position: sticky;
    top: 92px;
    padding: 24px 24px 26px;
  }
}

@media (min-width: 90rem) {
  .faq-block__grid {
    gap: 64px;
  }
}
<<<END>>>