.page-faq {
  --faq-paper: #FCF9F2;
  --faq-line: #DED2BC;
  --faq-ink: #3C4450;
  background: var(--sand);
  color: var(--char);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 38px;
  background: linear-gradient(118deg, #0B1B33 0%, #16305A 58%, #1C3A6E 100%);
  color: var(--sand);
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -140px;
  top: -180px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 163, 61, .3), rgba(232, 163, 61, 0) 70%);
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .crumb {
  font-size: .72rem;
  letter-spacing: .1em;
  color: rgba(245, 239, 227, .62);
}
.page-faq .crumb a {
  color: var(--gold-2);
  text-decoration: none;
}
.page-faq .crumb a:hover {
  color: var(--sand);
}
.page-faq .crumb__sep {
  margin: 0 8px;
  color: rgba(245, 239, 227, .4);
}

.page-faq .faq-hero__eyebrow {
  margin: 26px 0 0;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 16px 0 0;
  max-width: 22ch;
  font-size: clamp(1.85rem, 6vw, 3.05rem);
  line-height: 1.1;
  letter-spacing: -.012em;
  font-weight: 800;
  color: var(--sand);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(245, 239, 227, .82);
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 30px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(245, 239, 227, .18);
  list-style: none;
  font-size: .82rem;
  letter-spacing: .04em;
  color: rgba(245, 239, 227, .78);
}
.page-faq .faq-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.page-faq .faq-hero__num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--gold-2);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: 34px;
  padding-bottom: 60px;
}

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

/* ---------- 分组 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: 46px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--char);
}
.page-faq .faq-group__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: .92rem;
  letter-spacing: .14em;
  color: var(--gold-deep);
}
.page-faq .faq-group__title {
  margin: 0;
  font-size: 1.28rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--char);
}
.page-faq .faq-group__note {
  display: none;
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--stone);
}

/* ---------- 折叠面板 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  background: var(--faq-paper);
  border: 1px solid var(--faq-line);
  box-shadow: 4px 4px 0 var(--paper);
  scroll-margin-top: 108px;
  transition: box-shadow .25s var(--ease-out), transform .25s var(--ease-out);
}
.page-faq .faq-item:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 var(--paper);
}
.page-faq .faq-item[open] {
  box-shadow: inset 3px 0 0 var(--moss), 4px 4px 0 var(--paper);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 17px;
  cursor: pointer;
  list-style: none;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--char);
}
.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -3px;
}
.page-faq .faq-item[open] .faq-item__q {
  color: var(--ind-mid);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin-top: 6px;
}
.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--gold-deep);
  transition: transform .22s var(--ease-out), opacity .22s var(--ease-out);
}
.page-faq .faq-item__mark::before {
  left: 0;
  top: 6px;
  width: 15px;
  height: 2px;
}
.page-faq .faq-item__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 15px;
}
.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: 2px 17px 18px;
  border-top: 1px dashed var(--faq-line);
  margin-top: 0;
  font-size: .96rem;
  line-height: 1.88;
  color: var(--faq-ink);
}
.page-faq .faq-item__a p {
  margin: 14px 0 0;
}
.page-faq .faq-item__a p:first-child {
  margin-top: 14px;
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: .93em;
  letter-spacing: .03em;
  color: var(--ind-mid);
  background: rgba(42, 75, 133, .09);
  border-radius: 2px;
  padding: 1px 6px;
  white-space: nowrap;
}

.page-faq .faq-next {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 12px;
}
.page-faq .faq-next a {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ind-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color .2s var(--ease-out), border-color .2s var(--ease-out);
}
.page-faq .faq-next a:hover {
  color: var(--gold-deep);
  border-color: var(--signal);
}

/* ---------- 图片 ---------- */
.page-faq .faq-plate {
  margin: 20px 0 0;
}
.page-faq .faq-plate .plate__cap {
  font-size: .78rem;
  color: var(--stone);
}
.page-faq .faq-plate--tall {
  margin-top: 0;
}

/* ---------- 右栏快捷入口 ---------- */
.page-faq .faq-rail {
  min-width: 0;
  display: grid;
  gap: 16px;
  align-self: start;
}

.page-faq .faq-rail__card {
  background: var(--ind-mid);
  border: 1px solid var(--ind-soft);
  box-shadow: 5px 5px 0 var(--paper);
  padding: 18px 16px 8px;
}
.page-faq .faq-rail__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--gold-2);
  line-height: 1.6;
}
.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}
.page-faq .faq-rail__link {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 0;
  border-top: 1px solid rgba(42, 75, 133, .85);
  color: var(--sand);
  text-decoration: none;
  font-size: .9rem;
  line-height: 1.6;
  transition: color .2s var(--ease-out), transform .2s var(--ease-out);
}
.page-faq .faq-rail__link:hover {
  color: var(--gold-2);
  transform: translateX(3px);
}
.page-faq .faq-rail__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--gold);
}
.page-faq .faq-rail__dot--signal {
  background: var(--signal);
  box-shadow: 0 0 0 3px rgba(208, 58, 43, .22);
}

.page-faq .faq-rail__aside {
  border: 1px solid var(--faq-line);
  background: var(--faq-paper);
  box-shadow: 5px 5px 0 var(--paper);
  padding: 16px;
}
.page-faq .faq-rail__aside-k {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .16em;
  color: var(--moss);
}
.page-faq .faq-rail__aside-v {
  margin: 10px 0 12px;
  font-size: .92rem;
  font-weight: 700;
  color: var(--char);
}
.page-faq .faq-rail__aside-line {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .02em;
  color: var(--ind-mid);
  overflow-wrap: anywhere;
}
.page-faq .faq-rail__btn {
  display: inline-block;
  margin-top: 14px;
  text-decoration: none;
}

/* ---------- 底部联系 ---------- */
.page-faq .faq-cta {
  background: var(--ind-night);
  color: var(--sand);
  padding: 44px 0 52px;
  position: relative;
  overflow: hidden;
}
.page-faq .faq-cta::before {
  content: "";
  position: absolute;
  left: -120px;
  bottom: -200px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 163, 61, .18), rgba(232, 163, 61, 0) 70%);
  pointer-events: none;
}
.page-faq .faq-cta__inner {
  position: relative;
  display: grid;
  gap: 26px;
}
.page-faq .faq-cta__title {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(1.35rem, 4.4vw, 1.95rem);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--sand);
}
.page-faq .faq-cta__lede {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: .95rem;
  line-height: 1.9;
  color: rgba(245, 239, 227, .78);
}
.page-faq .faq-cta__box {
  border: 1px solid var(--ind-soft);
  background: rgba(22, 48, 90, .7);
  box-shadow: 5px 5px 0 rgba(227, 216, 196, .16);
  padding: 18px 16px;
}
.page-faq .faq-cta__key {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .16em;
  color: var(--gold);
  text-transform: uppercase;
}
.page-faq .faq-cta__val {
  margin: 6px 0 14px;
  font-family: var(--font-mono);
  font-size: .92rem;
  letter-spacing: .02em;
  color: var(--sand);
  overflow-wrap: anywhere;
}
.page-faq .faq-cta__val:last-of-type {
  margin-bottom: 18px;
}
.page-faq .faq-cta__btn {
  display: inline-block;
  text-decoration: none;
}

/* ---------- 平板及桌面 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-group__note {
    display: block;
  }
  .page-faq .faq-hero {
    padding: 34px 0 46px;
  }
  .page-faq .faq-body {
    padding-top: 44px;
    padding-bottom: 76px;
  }
  .page-faq .faq-group + .faq-group {
    margin-top: 56px;
  }
  .page-faq .faq-item__q {
    padding: 17px 20px;
    font-size: 1.06rem;
  }
  .page-faq .faq-item__a {
    padding: 2px 20px 20px;
  }
  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
    align-items: start;
    gap: 40px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 296px;
    gap: 52px;
  }
  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }
  .page-faq .faq-hero__title {
    max-width: 18ch;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-group__body--media {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 236px;
    gap: 22px;
    align-items: start;
  }
  .page-faq .faq-plate--tall {
    margin-top: 0;
    position: sticky;
    top: 100px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-rail__link,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after {
    transition: none;
  }
  .page-faq .faq-item:hover,
  .page-faq .faq-rail__link:hover {
    transform: none;
  }
}
<<<END>>>