.page-faq {
  --faq-dash: 1px dashed rgba(169, 123, 46, 0.5);
  --faq-solid: 1px solid rgba(244, 239, 228, 0.12);
  --faq-gold-soft: rgba(232, 180, 74, 0.16);
  --faq-gold-line: rgba(232, 180, 74, 0.42);
  color: var(--paper);
}

.page-faq .faq-shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 768px) {
  .page-faq .faq-shell { padding: 0 32px; }
}

/* 面包屑 */
.page-faq .breadcrumb { padding: 22px 0 0; }
.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}
.page-faq .breadcrumb__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-faq .breadcrumb__link:hover {
  color: var(--gold);
  border-bottom-color: var(--faq-gold-soft);
}
.page-faq .breadcrumb__sep { color: rgba(159, 176, 169, 0.5); }
.page-faq .breadcrumb__current { color: var(--paper); }

/* 首屏 */
.page-faq .faq-head { padding: 36px 0 32px; }
.page-faq .faq-head__grid { display: grid; gap: 32px; }
.page-faq .faq-head__copy h1 {
  font-size: clamp(30px, 7vw, 62px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-weight: 900;
  margin: 14px 0 20px;
  color: var(--paper);
}
.page-faq .faq-head__copy .lede {
  max-width: 62ch;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(244, 239, 228, 0.76);
}
.page-faq .faq-head__meta {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 26px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist);
}
.page-faq .faq-head__meta li { display: flex; align-items: baseline; gap: 8px; }
.page-faq .faq-head__meta-num {
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--gold);
}
.page-faq .faq-head__aside {
  border-left: 1px solid var(--faq-solid);
  padding: 4px 0 4px 20px;
}
.page-faq .faq-head__aside .eyebrow { margin: 0 0 8px; }
.page-faq .faq-head__aside p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.66);
}
.page-faq .faq-head__mail {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--gold);
  word-break: break-all;
}

/* 通栏配图 */
.page-faq .faq-banner {
  margin: 8px 0 56px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid rgba(244, 239, 228, 0.08);
  background: var(--ink-deep);
}
.page-faq .faq-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 18 / 7;
  object-fit: cover;
}

/* 主体网格 */
.page-faq .faq-body { padding-bottom: 96px; }
.page-faq .faq-body__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.page-faq .faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

/* 分类索引（移动端胶囊横滑） */
.page-faq .faq-index {
  position: sticky;
  top: 60px;
  z-index: 4;
  padding: 12px 0;
  margin: -12px 0 0;
  background: linear-gradient(180deg, rgba(11, 43, 35, 0.98) 70%, rgba(11, 43, 35, 0));
}
.page-faq .faq-index__title { display: none; }
.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  flex-direction: row;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-faq .faq-index__item { flex: 0 0 auto; }
.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(244, 239, 228, 0.14);
  background: rgba(244, 239, 228, 0.04);
  color: rgba(244, 239, 228, 0.74);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.page-faq .faq-index__link:hover {
  color: var(--paper);
  border-color: var(--faq-gold-line);
  background: rgba(232, 180, 74, 0.1);
}
.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

/* 章节 */
.page-faq .faq-section {
  margin-bottom: 56px;
  scroll-margin-top: 120px;
}
.page-faq .faq-section:last-child { margin-bottom: 0; }
.page-faq .faq-section__head {
  border-bottom: var(--faq-dash);
  padding-bottom: 18px;
  margin-bottom: 4px;
}
.page-faq .faq-section__head .eyebrow { margin: 0 0 10px; }
.page-faq .faq-section__head h2 {
  margin: 0 0 10px;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.24;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -0.01em;
}
.page-faq .faq-section__intro {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}
.page-faq .faq-section:target .faq-section__head { border-bottom-color: var(--gold); }
.page-faq .faq-section:target .faq-section__head h2 { color: var(--gold); }

/* 折叠问答卡 */
.page-faq .qa {
  border-bottom: var(--faq-dash);
  transition: background 0.25s var(--ease);
}
.page-faq .qa[open] {
  background: linear-gradient(90deg, rgba(31, 92, 74, 0.34), rgba(31, 92, 74, 0) 72%);
}
.page-faq .qa__summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 16px 18px 22px;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}
.page-faq .qa__summary::-webkit-details-marker { display: none; }
.page-faq .qa__summary::marker { content: ""; }
.page-faq .qa__summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: var(--gold);
  opacity: 0;
  transition: opacity 0.22s var(--ease);
}
.page-faq .qa__summary:hover { color: var(--gold); }
.page-faq .qa[open] > .qa__summary { color: var(--gold); }
.page-faq .qa[open] > .qa__summary::before { opacity: 1; }
.page-faq .qa__num {
  flex-shrink: 0;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--amber);
}
.page-faq .qa__q { flex: 1 1 auto; min-width: 0; }
.page-faq .qa__mark {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.45;
  color: var(--mist);
  transition: transform 0.26s var(--ease), color 0.2s var(--ease);
}
.page-faq .qa[open] .qa__mark {
  color: var(--gold);
  transform: rotate(45deg);
}
.page-faq .qa__answer {
  padding: 0 22px 22px 60px;
  font-size: 14.5px;
  line-height: 1.8;
  color: rgba(244, 239, 228, 0.78);
}
.page-faq .qa__answer p { margin: 0 0 10px; }
.page-faq .qa__answer p:last-child { margin-bottom: 0; }
.page-faq .qa__answer a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-gold-soft);
  transition: border-color 0.2s var(--ease);
}
.page-faq .qa__answer a:hover { border-bottom-color: var(--gold); }

/* 数据区间配图 */
.page-faq .faq-figure {
  margin: 22px 0 6px;
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--faq-solid);
  background: var(--ink-2);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
}
.page-faq .faq-figure__cap {
  margin: 0;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--mist);
  border-top: var(--faq-dash);
}

/* CTA 区块 */
.page-faq .faq-section--cta { margin-bottom: 0; }
.page-faq .faq-cta {
  margin-top: 26px;
  padding: 26px 22px;
  border-radius: var(--radius-card);
  border: 1px solid rgba(232, 180, 74, 0.3);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(31, 92, 74, 0.45), rgba(11, 43, 35, 0) 62%),
    linear-gradient(140deg, rgba(18, 58, 49, 0.9), rgba(7, 29, 24, 0.98));
  display: grid;
  gap: 20px;
}
.page-faq .faq-cta__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--paper);
}
.page-faq .faq-cta__text {
  margin: 0 0 12px;
  max-width: 52ch;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 239, 228, 0.76);
}
.page-faq .faq-cta__text a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-gold-soft);
}
.page-faq .faq-cta__text a:hover { border-bottom-color: var(--gold); }
.page-faq .faq-cta__mail {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--gold);
  word-break: break-all;
}
.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* 桌面布局 */
@media (min-width: 900px) {
  .page-faq .faq-head { padding: 48px 0 40px; }
  .page-faq .faq-head__grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: end;
    gap: 56px;
  }
  .page-faq .faq-grid {
    grid-template-columns: minmax(200px, 230px) minmax(0, 1fr);
    gap: 56px;
  }
  .page-faq .faq-index {
    position: sticky;
    top: 116px;
    align-self: start;
    padding: 0;
    margin: 0;
    background: none;
  }
  .page-faq .faq-index__title {
    display: block;
    margin: 0 0 14px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--mist);
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
    border-left: 1px solid rgba(244, 239, 228, 0.1);
  }
  .page-faq .faq-index__item { flex: 0 0 auto; }
  .page-faq .faq-index__link {
    display: flex;
    width: 100%;
    padding: 10px 12px 10px 16px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
    font-size: 14px;
    margin-left: -1px;
  }
  .page-faq .faq-index__link:hover {
    border-left-color: var(--amber);
    background: linear-gradient(90deg, rgba(232, 180, 74, 0.08), transparent 80%);
  }
  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 30px 34px;
    gap: 28px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-grid {
    grid-template-columns: minmax(220px, 260px) minmax(0, 1fr);
    gap: 72px;
  }
  .page-faq .qa__summary { padding: 20px 18px 20px 26px; }
  .page-faq .qa__answer { padding: 0 28px 24px 66px; }
}

/* 减少动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__mark,
  .page-faq .qa__summary::before,
  .page-faq .qa__summary,
  .page-faq .faq-index__link,
  .page-faq .breadcrumb__link {
    transition: none;
  }
}
<<<END>>>