.page-faq {
  --faq-line: rgba(27, 20, 16, 0.13);
  --faq-line-strong: rgba(27, 20, 16, 0.26);
  --faq-gold-line: rgba(201, 163, 83, 0.62);
  --faq-gold-ink: #86662a;
  --faq-body: rgba(27, 20, 16, 0.78);
  --faq-body-soft: rgba(27, 20, 16, 0.6);
  --faq-paper: var(--paper);

  background: var(--faq-paper);
  color: var(--ink);
  padding-bottom: clamp(56px, 9vw, 104px);
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: clamp(24px, 4vw, 46px);
}

.page-faq .faq-hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--faq-body-soft);
  margin-bottom: 24px;
}

.page-faq .faq-hero .breadcrumbs a {
  color: var(--faq-gold-ink);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumbs a:hover,
.page-faq .faq-hero .breadcrumbs a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--faq-gold-ink);
  margin: 0 0 16px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 5.2vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0 0 22px;
  max-width: 17em;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--faq-body);
  max-width: 62ch;
  margin: 0;
}

.page-faq .faq-hero__figure {
  margin: clamp(28px, 4vw, 46px) 0 0;
  border: 1px solid var(--faq-line-strong);
  overflow: hidden;
}

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

/* ---------- 双栏骨架 ---------- */

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  margin-top: clamp(36px, 5.5vw, 68px);
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    column-gap: clamp(32px, 4.5vw, 72px);
  }
}

/* ---------- 左侧分组导航 ---------- */

.page-faq .faq-rail {
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-rail__label {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--faq-body-soft);
  margin: 0 0 14px;
}

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

.page-faq .faq-rail__list::-webkit-scrollbar {
  display: none;
}

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

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--faq-line-strong);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  border-color: var(--faq-gold-line);
  background: rgba(201, 163, 83, 0.12);
}

.page-faq .faq-rail__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--faq-gold-ink);
}

@media (min-width: 900px) {
  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    margin-bottom: 0;
    padding: 0 0 0 18px;
    border-bottom: 0;
    border-left: 1px solid var(--faq-gold-line);
  }

  .page-faq .faq-rail__label {
    display: block;
  }

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

  .page-faq .faq-rail__list > li + li {
    margin-top: 2px;
  }

  .page-faq .faq-rail__link {
    display: flex;
    width: 100%;
    padding: 9px 0;
    border: 0;
    font-size: 15px;
    line-height: 1.5;
    transition: color 0.2s var(--ease);
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    background: transparent;
    color: var(--faq-gold-ink);
  }
}

.page-faq .faq-rail__note {
  display: none;
}

@media (min-width: 900px) {
  .page-faq .faq-rail__note {
    display: block;
    margin: 22px 0 0;
    font-size: 12.5px;
    line-height: 1.75;
    color: var(--faq-body-soft);
  }
}

/* ---------- 问题分组 ---------- */

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

.page-faq .faq-group {
  scroll-margin-top: calc(var(--topbar-h) + 24px);
  padding-top: clamp(34px, 5vw, 58px);
  border-top: 1px solid var(--faq-line-strong);
}

.page-faq .faq-body > .faq-group:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-group__head {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-group__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(54px, 10.5vw, 116px);
  font-weight: 400;
  line-height: 0.82;
  letter-spacing: -0.05em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(168, 124, 44, 0.85);
  margin-bottom: 12px;
  user-select: none;
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-faq .faq-group__intro {
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-body);
  margin: 0;
  max-width: 58ch;
}

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

/* ---------- 问答条目 ---------- */

.page-faq .faq-list {
  border-top: 1px solid var(--faq-line);
}

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

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

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

.page-faq .faq-item__q:hover {
  color: var(--faq-gold-ink);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-faq .faq-item__sign {
  flex: 0 0 auto;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  border: 1px solid var(--faq-gold-line);
  border-radius: 50%;
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-item__q:hover .faq-item__sign {
  border-color: var(--gold);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--faq-gold-ink);
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__sign::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .faq-item__sign::after {
  width: 1.5px;
  height: 8px;
  transition: transform 0.22s var(--ease), opacity 0.22s var(--ease);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-item__a {
  margin-left: 4px;
  padding: 2px 0 26px 18px;
  border-left: 1px solid var(--faq-gold-line);
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-body);
  max-width: 66ch;
}

.page-faq .faq-item__a > *:first-child {
  margin-top: 0;
}

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

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

.page-faq .faq-answer__lead {
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-faq .faq-answer__note {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--faq-line-strong);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--faq-body-soft);
}

/* ---------- 步骤编号 ---------- */

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-steps > li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.page-faq .faq-steps > li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.95;
  letter-spacing: 0.04em;
  color: var(--faq-gold-ink);
}

.page-faq .faq-item__a a,
.page-faq .faq-help__more a {
  color: var(--faq-gold-ink);
  text-decoration: underline;
  text-decoration-color: var(--faq-gold-line);
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible,
.page-faq .faq-help__more a:hover,
.page-faq .faq-help__more a:focus-visible {
  color: var(--ink);
}

/* ---------- 章节插图 ---------- */

.page-faq .faq-figure {
  margin: 0 0 clamp(22px, 3vw, 30px);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-line-strong);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--faq-body-soft);
}

/* ---------- 人工协助面板 ---------- */

.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 26px);
  padding: clamp(24px, 4vw, 42px);
  background: var(--deep);
  border: 1px solid var(--line-gold-strong);
}

@media (min-width: 720px) {
  .page-faq .faq-help {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .faq-help__item {
  padding-top: 14px;
  border-top: 1px solid var(--line-gold);
}

.page-faq .faq-help__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-faq .faq-help__value {
  font-size: 17px;
  line-height: 1.55;
  color: var(--gold-bright);
  margin: 0 0 10px;
  overflow-wrap: break-word;
}

.page-faq .faq-help__value--mono {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.01em;
}

.page-faq .faq-help__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-help__more {
  margin: 20px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--faq-body);
  max-width: 64ch;
}

/* ---------- 动效收敛 ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-rail__link,
  .page-faq .faq-item__q,
  .page-faq .faq-item__sign,
  .page-faq .faq-item__sign::after {
    transition: none;
  }
}

已在上方输出。