.page-faq {
  --faq-rule: rgba(111, 135, 121, 0.42);
  --faq-gap: clamp(20px, 3vw, 44px);
  --faq-indent: 52px;
  overflow-wrap: break-word;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 40px);
  padding: clamp(24px, 4vw, 52px) 0 clamp(22px, 3.4vw, 40px);
  border-bottom: var(--border-w) solid var(--c-line-strong);
}

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

.page-faq .faq-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--c-moss);
}

.page-faq .faq-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--c-orange);
  flex: 0 0 auto;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(32px, 5.2vw, 62px);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--c-cream);
}

.page-faq .faq-hero h1 em {
  font-style: normal;
  color: var(--c-orange);
  font-family: var(--font-mono);
  padding: 0 2px;
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--c-stone);
}

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

/* ---------- 图 ---------- */

.page-faq .faq-figure {
  margin: 0;
  background: var(--c-panel);
  border: var(--border-w) solid var(--c-line-strong);
  box-shadow: var(--shadow-hard);
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.65;
  color: var(--c-moss);
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-figure--inline {
  margin: clamp(22px, 3vw, 32px) 0 0;
  box-shadow: var(--shadow-soft);
}

/* ---------- 统计条 ---------- */

.page-faq .faq-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 26px;
  margin-top: clamp(20px, 3vw, 30px);
  padding: 14px 18px;
  background: var(--c-lift);
  border: 1px solid var(--c-line);
  border-left: 4px solid var(--c-orange);
}

.page-faq .faq-bar__item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-stone);
}

.page-faq .faq-bar__num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--c-orange);
}

/* ---------- 主体 ---------- */

.page-faq .faq-body {
  padding: clamp(26px, 4vw, 52px) 0 clamp(40px, 6vw, 82px);
}

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

/* ---------- 左侧索引 ---------- */

.page-faq .index-column {
  min-width: 0;
}

.page-faq .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-faq .index-list__item {
  flex: 0 0 auto;
}

.page-faq .index-list__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 12px;
  font-size: 13px;
  color: var(--c-stone);
  text-decoration: none;
  background: var(--c-panel);
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-faq .index-list__link:hover,
.page-faq .index-list__link:focus-visible {
  color: var(--c-cream);
  background: var(--c-lift);
}

.page-faq .index-list__link[aria-current="true"] {
  color: var(--c-orange);
  background: var(--c-lift);
  border-bottom-color: var(--c-orange);
}

.page-faq .index-list__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-moss);
}

.page-faq .index-list__link[aria-current="true"] .index-list__num {
  color: var(--c-orange-soft);
}

/* ---------- 问答章节 ---------- */

.page-faq .faq-section {
  min-width: 0;
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-section + .faq-section {
  margin-top: clamp(26px, 4vw, 48px);
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-faq .faq-section__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-orange);
  flex: 0 0 auto;
}

.page-faq .faq-section__head h2 {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.25;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--c-cream);
}

.page-faq .faq-section__rule {
  width: 54px;
  height: 2px;
  margin: 12px 0 16px;
  background: var(--c-orange);
}

.page-faq .faq-list {
  margin: 0;
}

/* ---------- 折叠条目 ---------- */

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

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.7vw, 17px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-cream);
  transition: color 0.16s ease, padding-left 0.16s ease;
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:hover {
  color: var(--c-orange-soft);
  padding-left: 6px;
}

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

.page-faq .faq-item__no {
  flex: 0 0 auto;
  min-width: 40px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--c-moss);
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__sign {
  flex: 0 0 auto;
  align-self: center;
  position: relative;
  width: 16px;
  height: 16px;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--c-orange);
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.page-faq .faq-item__sign::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .faq-item[open] > .faq-item__q {
  color: var(--c-orange);
}

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

/* ---------- 答案 ---------- */

.page-faq .faq-item__a {
  margin: 0 0 20px var(--faq-indent);
  padding-left: 16px;
  border-left: 3px solid var(--c-orange);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-stone);
}

.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 strong {
  color: var(--c-cream);
  font-weight: 700;
}

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

.page-faq .faq-item__a a:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: 2px;
}

.page-faq .faq-code {
  font-family: var(--font-mono);
  font-size: 0.95em;
  color: var(--c-orange-soft);
  word-break: break-all;
}

/* ---------- 底部行动 ---------- */

.page-faq .faq-tail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(34px, 5vw, 58px);
  padding: clamp(20px, 3vw, 32px);
  background: var(--c-panel);
  border: var(--border-w) solid var(--c-line-strong);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-tail h2 {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.2vw, 24px);
  font-weight: 900;
  color: var(--c-cream);
}

.page-faq .faq-tail p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-stone);
}

.page-faq .faq-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

/* ---------- 断点 ---------- */

@media (max-width: 600px) {
  .page-faq {
    --faq-indent: 14px;
  }

  .page-faq .faq-item__no {
    min-width: 32px;
    font-size: 11px;
  }

  .page-faq .faq-item__q {
    gap: 9px;
    padding: 13px 0;
  }

  .page-faq .faq-item__a {
    font-size: 14.5px;
    padding-left: 12px;
  }

  .page-faq .faq-bar {
    gap: 8px 16px;
    padding: 12px 14px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: 1.35fr 1fr;
    align-items: end;
  }

  .page-faq .faq-hero__media {
    padding-bottom: 6px;
  }

  .page-faq .faq-tail {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .index-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
    border-left: 1px solid var(--c-line);
  }

  .page-faq .index-list__item {
    flex: 0 0 auto;
  }

  .page-faq .index-list__link {
    padding: 8px 10px 8px 12px;
    background: transparent;
    border-bottom: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    white-space: normal;
  }

  .page-faq .index-list__link[aria-current="true"] {
    border-left-color: var(--c-orange);
    background: transparent;
  }
}
<<<END>>>