.page-faq {
  --faq-rule: 1px solid var(--grid);
  --faq-plate: rgba(12, 26, 46, 0.72);
  --faq-glow: rgba(79, 227, 208, 0.16);
  --faq-goldwash: rgba(231, 178, 75, 0.12);
  padding-bottom: 88px;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding: 22px 0 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 30px;
  padding: 18px 0 56px;
}

.page-faq .faq-hero__display {
  font-family: var(--font-h);
  font-size: clamp(34px, 7.2vw, 74px);
  font-weight: 900;
  line-height: 0.98;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
  max-width: 13em;
  color: var(--mist);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 34em;
  color: var(--haze);
  font-size: 17px;
  line-height: 1.8;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  border: var(--faq-rule);
  background: var(--dome);
  overflow: hidden;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(148deg, var(--faq-goldwash), transparent 58%);
  pointer-events: none;
}

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

.page-faq .faq-hero__media .dome-media__caption {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 12px 16px;
  border-top: var(--faq-rule);
  background: rgba(6, 14, 28, 0.72);
  color: var(--haze);
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding-top: 8px;
}

.page-faq .faq-body__shell {
  display: grid;
  gap: 40px;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index__title {
  font-family: var(--font-h);
  font-size: clamp(20px, 4vw, 24px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 8px 0 18px;
  color: var(--mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--faq-rule);
}

.page-faq .faq-index__item {
  border-bottom: var(--faq-rule);
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-areas:
    "num name"
    "num hint";
  align-items: center;
  column-gap: 14px;
  row-gap: 3px;
  padding: 14px 6px 14px 0;
  text-decoration: none;
  color: inherit;
  transition: color 220ms var(--ease), padding-left 220ms var(--ease);
}

.page-faq .faq-index__num {
  grid-area: num;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.08em;
  align-self: start;
  padding-top: 4px;
}

.page-faq .faq-index__text {
  grid-area: name;
  font-family: var(--font-h);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--mist);
}

.page-faq .faq-index__hint {
  grid-area: hint;
  font-size: 13px;
  line-height: 1.5;
  color: var(--haze);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  padding-left: 8px;
}

.page-faq .faq-index__link:hover .faq-index__text,
.page-faq .faq-index__link:focus-visible .faq-index__text {
  color: var(--gold-lit);
}

.page-faq .faq-index__media {
  margin: 26px 0 0;
  border: var(--faq-rule);
  background: var(--dome);
  overflow: hidden;
}

.page-faq .faq-index__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 118px;
  padding-bottom: 44px;
}

.page-faq .faq-group + .faq-group {
  padding-top: 8px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 12px;
  margin-bottom: 0;
  border-bottom: 1px solid var(--gold);
}

.page-faq .faq-group__num {
  color: var(--gold);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.page-faq .faq-group__title {
  font-family: var(--font-h);
  font-size: clamp(23px, 4.6vw, 32px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--mist);
}

.page-faq .faq-list {
  border-bottom: var(--faq-rule);
}

.page-faq .faq-item {
  border-top: var(--faq-rule);
}

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

.page-faq .faq-item__trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  width: 100%;
  margin: 0;
  padding: 20px 4px;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: var(--mist);
  cursor: pointer;
  transition: color 200ms var(--ease), background 200ms var(--ease);
}

.page-faq .faq-item__qno {
  color: var(--haze);
  font-size: 12px;
  letter-spacing: 0.08em;
  transition: color 200ms var(--ease);
}

.page-faq .faq-item__q {
  font-family: var(--font-b);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  min-width: 0;
}

.page-faq .faq-item__state {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--haze);
  white-space: nowrap;
  transition: color 200ms var(--ease);
}

.page-faq .faq-item__trigger:hover {
  background: rgba(28, 46, 72, 0.34);
}

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

.page-faq .faq-item__trigger:hover .faq-item__qno {
  color: var(--gold);
}

.page-faq .faq-item__trigger[aria-expanded="true"] .faq-item__q {
  color: var(--gold-lit);
}

.page-faq .faq-item__trigger[aria-expanded="true"] .faq-item__state {
  color: var(--cyan);
}

.page-faq .faq-item__trigger[aria-expanded="true"] .faq-item__qno {
  color: var(--cyan);
}

.page-faq .faq-item__trigger:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -1px;
}

.page-faq .faq-item__panel {
  padding: 0 4px 22px 42px;
}

.page-faq .faq-item__body {
  position: relative;
  padding-left: 14px;
  border-left: 1px solid var(--cyan);
}

.page-faq .faq-item__body p {
  margin: 0;
  max-width: 34em;
  color: var(--haze);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-item__body p + p {
  margin-top: 10px;
}

/* ---------- 底部行动 ---------- */
.page-faq .faq-cta {
  padding-top: 10px;
}

.page-faq .faq-cta__box {
  position: relative;
  padding: 34px 24px;
  border: 1px solid var(--gold-deep);
  background:
    linear-gradient(126deg, var(--faq-glow), transparent 52%),
    linear-gradient(0deg, var(--dome), var(--dome));
  overflow: hidden;
}

.page-faq .faq-cta__box::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -60px;
  width: 220px;
  height: 220px;
  border: 1px solid var(--grid);
  transform: rotate(38deg);
  pointer-events: none;
}

.page-faq .faq-cta__title {
  font-family: var(--font-h);
  font-size: clamp(23px, 4.6vw, 36px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  max-width: 18em;
  color: var(--mist);
}

.page-faq .faq-cta__text {
  margin: 16px 0 0;
  max-width: 34em;
  color: var(--haze);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__actions,
  .page-faq .faq-cta__actions {
    gap: 14px;
  }

  .page-faq .faq-cta__box {
    padding: 48px 44px;
  }
}

/* ---------- 桌面：左索引 + 右问答 ---------- */
@media (min-width: 1000px) {
  .page-faq {
    padding-bottom: 120px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 56px;
    padding: 44px 0 84px;
  }

  .page-faq .faq-hero__lede {
    font-size: 18px;
  }

  .page-faq .faq-index__media {
    margin-top: 34px;
  }

  .page-faq .faq-body__shell {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 0;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 116px;
    padding-right: 34px;
    border-right: var(--faq-rule);
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

  .page-faq .faq-main {
    padding-left: 46px;
  }

  .page-faq .faq-item__panel {
    padding-left: 44px;
  }
}

@media (min-width: 1260px) {
  .page-faq .faq-index {
    padding-right: 44px;
  }

  .page-faq .faq-main {
    padding-left: 58px;
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 460px) {
  .page-faq .faq-item__trigger {
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "no q"
      "st st";
    row-gap: 10px;
  }

  .page-faq .faq-item__qno {
    grid-area: no;
  }

  .page-faq .faq-item__q {
    grid-area: q;
  }

  .page-faq .faq-item__state {
    grid-area: st;
    justify-self: start;
  }

  .page-faq .faq-item__panel {
    padding-left: 4px;
  }

  .page-faq .faq-cta__box::before {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item__trigger,
  .page-faq .faq-item__qno,
  .page-faq .faq-item__state {
    transition: none;
  }
}
<<<END>>>