.page-faq {
  --faq-index-w: 296px;
  background: var(--paper-white);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  color: var(--paper);
  background:
    linear-gradient(118deg, rgba(23, 69, 54, 0.9) 0%, rgba(6, 19, 16, 0) 46%),
    repeating-linear-gradient(90deg, transparent 0 79px, rgba(244, 238, 226, 0.06) 79px 80px),
    linear-gradient(168deg, var(--night) 0%, var(--stand) 62%, var(--turf) 100%);
  padding: calc(var(--header-h) + 24px) 0 clamp(36px, 5vw, 60px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 12px;
  background: repeating-linear-gradient(90deg, rgba(255, 197, 49, 0.55) 0 1px, transparent 1px 32px);
  pointer-events: none;
}

.page-faq .faq-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 36px);
  font-family: var(--f-data);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--on-dark-faint);
}

.page-faq .faq-crumb a {
  color: var(--on-dark-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}

.page-faq .faq-crumb a:hover {
  color: var(--whistle);
  border-bottom-color: var(--whistle);
}

.page-faq .faq-crumb__sep {
  color: var(--on-dark-faint);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
}

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--f-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--whistle);
}

.page-faq .faq-hero__kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--orange);
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--f-display);
  font-size: clamp(40px, 6.4vw, 78px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.01em;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--on-dark-dim);
}

.page-faq .faq-mono {
  font-family: var(--f-data);
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  color: var(--on-dark-dim);
}

.page-faq .faq-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-hero__meta .faq-mono {
  font-size: 16px;
  color: var(--whistle);
}

.page-faq .faq-hero__fig {
  position: relative;
  margin: 0;
  padding: 8px;
  border: 1px solid rgba(244, 238, 226, 0.28);
  background: rgba(12, 42, 33, 0.5);
}

.page-faq .faq-hero__fig::before {
  content: "";
  position: absolute;
  inset: -11px;
  border: 1px solid rgba(255, 197, 49, 0.26);
  pointer-events: none;
}

.page-faq .faq-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 双栏主体 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 44px);
  padding-block: clamp(32px, 4vw, 56px) clamp(44px, 6vw, 80px);
}

/* ---------- 左栏索引 ---------- */
.page-faq .faq-index {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 20px 18px 16px;
  box-shadow: 5px 5px 0 rgba(23, 69, 54, 0.1), 10px 10px 0 rgba(242, 101, 34, 0.08);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--f-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--ink-2);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.page-faq .faq-index__list li:last-child {
  border-bottom: 0;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: color var(--t), transform var(--t);
}

.page-faq .faq-index__list .faq-mono {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--orange);
  flex: none;
}

.page-faq .faq-index__list a:hover {
  color: var(--orange);
  transform: translateX(3px);
}

.page-faq .faq-index__list a:focus-visible,
.page-faq .faq-crumb a:focus-visible {
  outline: 3px solid var(--whistle);
  outline-offset: 2px;
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  margin-bottom: clamp(34px, 4.5vw, 58px);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 6px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--ink);
  margin-bottom: 4px;
}

.page-faq .faq-group__num {
  font-family: var(--f-data);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-faq .faq-group__lede {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-faq .faq-item > summary {
  position: relative;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 16px;
  column-gap: 12px;
  align-items: start;
  padding: 16px 4px 16px 16px;
  list-style: none;
  cursor: pointer;
  transition: background var(--t);
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  background: var(--orange);
  opacity: 0;
  transition: opacity var(--t);
}

.page-faq .faq-item[open] > summary::before {
  opacity: 1;
}

.page-faq .faq-item > summary:hover {
  background: rgba(23, 69, 54, 0.045);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 3px solid var(--whistle);
  outline-offset: 2px;
}

.page-faq .faq-item__num {
  font-family: var(--f-data);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding-top: 6px;
  transition: color var(--t);
}

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

.page-faq .faq-item__q {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .faq-item__sign {
  position: relative;
  justify-self: end;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--ink-2);
  transition: transform var(--t), background var(--t);
}

.page-faq .faq-item__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

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

.page-faq .faq-item[open] .faq-item__sign::before {
  background: var(--orange);
}

.page-faq .faq-item__body {
  max-width: var(--measure);
  padding: 0 8px 20px 58px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-2);
}

.page-faq .faq-item__body p {
  margin: 0;
}

/* ---------- 联系条 ---------- */
.page-faq .faq-contact {
  position: relative;
  background: var(--whistle);
  color: var(--ink);
  border-top: 3px solid var(--ink);
  padding: clamp(32px, 5vw, 56px) 0;
}

.page-faq .faq-contact__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
  align-items: start;
}

.page-faq .faq-contact__kicker {
  margin: 0 0 10px;
  font-family: var(--f-data);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(20, 32, 27, 0.7);
}

.page-faq .faq-contact h2 {
  margin: 0 0 12px;
  font-family: var(--f-display);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.page-faq .faq-contact__text {
  margin: 0 0 22px;
  max-width: 36em;
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-contact__list {
  display: grid;
  gap: 12px;
  margin: 0 0 24px;
}

.page-faq .faq-contact__list > div {
  display: grid;
  gap: 3px;
  padding-bottom: 11px;
  border-bottom: 1px solid rgba(20, 32, 27, 0.22);
}

.page-faq .faq-contact__list dt {
  margin: 0;
  font-family: var(--f-data);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: rgba(20, 32, 27, 0.62);
}

.page-faq .faq-contact__list dd {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.page-faq .faq-contact__num {
  font-family: var(--f-data);
  font-variant-numeric: tabular-nums;
  font-size: 16px;
  letter-spacing: 0.01em;
}

.page-faq .faq-contact__cta {
  display: inline-block;
  padding: 13px 26px;
  background: var(--ink);
  color: var(--whistle);
  border: 2px solid var(--ink);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--t), transform var(--t);
}

.page-faq .faq-contact__cta:hover {
  background: var(--night);
  transform: translateY(-2px);
}

.page-faq .faq-contact__cta:focus-visible {
  outline: 3px solid var(--paper-white);
  outline-offset: 3px;
}

.page-faq .faq-contact__fig {
  margin: 0;
  padding: 6px;
  border: 1px solid rgba(20, 32, 27, 0.3);
  background: var(--paper);
}

.page-faq .faq-contact__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

/* ---------- 窄屏修正 ---------- */
@media (max-width: 480px) {
  .page-faq .faq-item > summary {
    grid-template-columns: 22px minmax(0, 1fr) 14px;
    column-gap: 10px;
    padding-left: 12px;
  }

  .page-faq .faq-item__body {
    padding-left: 44px;
    padding-right: 0;
  }

  .page-faq .faq-item__q {
    font-size: 15.5px;
  }

  .page-faq .faq-contact__num {
    font-size: 14.5px;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 360px);
    column-gap: clamp(32px, 4vw, 56px);
    align-items: end;
  }

  .page-faq .faq-contact__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    column-gap: clamp(32px, 4vw, 64px);
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__list a:hover,
  .page-faq .faq-contact__cta:hover {
    transform: none;
  }
}
<<<END>>>