.page-faq {
  --faq-rail: 236px;
  --faq-sticky-top: calc(var(--header-h) + 24px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 24px 0 6px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -130px -8% auto -8%;
  height: 520px;
  background:
    radial-gradient(520px 280px at 12% 32%, rgba(47, 191, 113, .20), transparent 70%),
    radial-gradient(460px 260px at 88% 22%, rgba(255, 138, 61, .16), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero > .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 24px;
  margin-top: 18px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-size: clamp(46px, 11vw, 92px);
  line-height: .94;
  letter-spacing: .02em;
  color: var(--paper);
  margin: 10px 0 14px;
}

.page-faq .faq-hero__lead .lede {
  max-width: 62ch;
  color: var(--slate);
  margin: 0;
}

.page-faq .faq-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-faq .faq-metric {
  padding: 14px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(165deg, rgba(18, 41, 74, .95), rgba(10, 26, 47, .72));
}

.page-faq .faq-metric__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1.05;
  color: var(--paper);
  letter-spacing: .01em;
}

.page-faq .faq-metric__label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--slate);
}

.page-faq .faq-hero__media {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(140deg, rgba(18, 41, 74, .9), rgba(10, 26, 47, .95));
}

.page-faq .media {
  display: block;
  margin: 0;
}

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

.page-faq .media__caption {
  padding: 10px 14px 12px;
  font-size: 13px;
  color: var(--slate);
  border-top: 1px dashed var(--line-soft);
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-main {
  padding-top: 10px;
}

.page-faq .faq-shell {
  display: grid;
  gap: 22px;
}

/* 分类索引：移动端为横向可滑动的窄条 */
.page-faq .faq-index {
  position: sticky;
  top: var(--faq-sticky-top);
  z-index: 3;
  padding: 10px 0;
  background: rgba(10, 26, 47, .94);
  border-bottom: 1px dashed var(--line-soft);
  backdrop-filter: blur(8px);
}

.page-faq .faq-index__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-faq .faq-index__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  padding-bottom: 2px;
}

.page-faq .spy-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--slate);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-faq .spy-link .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--grass);
}

.page-faq .spy-link:hover {
  color: var(--paper);
  border-color: var(--grass);
}

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

.page-faq .spy-link.is-active {
  color: var(--ink-900);
  background: var(--grass);
  border-color: var(--grass);
  font-weight: 700;
}

.page-faq .spy-link.is-active .mono {
  color: var(--ink-900);
}

/* ---------- 问题分组 ---------- */
.page-faq .faq-group {
  padding-top: 34px;
  scroll-margin-top: calc(var(--header-h) + 104px);
}

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

.page-faq .faq-group__head {
  display: grid;
  gap: 18px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--line);
  margin-bottom: 4px;
}

.page-faq .faq-group__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 46px;
  height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(47, 191, 113, .55);
  background: rgba(47, 191, 113, .13);
  color: var(--grass);
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 5vw, 36px);
  line-height: 1.12;
  color: var(--paper);
  margin: 12px 0 8px;
}

.page-faq .faq-group__desc {
  margin: 0;
  color: var(--slate);
  font-size: 15px;
  line-height: 1.75;
  max-width: 58ch;
}

.page-faq .faq-group__desc a {
  color: var(--grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-group__desc a:hover {
  color: var(--orange-soft);
}

.page-faq .faq-group__figure {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(18, 41, 74, .92), rgba(10, 26, 47, .95));
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  margin-top: 4px;
}

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

.page-faq .qa__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 40px 18px 0;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  transition: color .18s ease;
}

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

.page-faq .qa__q::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 25px;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--grass);
  border-bottom: 2px solid var(--grass);
  transform: rotate(45deg);
  transition: transform .2s ease, border-color .2s ease;
}

.page-faq .qa[open] .qa__q::after {
  transform: rotate(-135deg);
  border-color: var(--orange);
}

.page-faq .qa__q:hover {
  color: var(--grass);
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-faq .qa__idx {
  flex: 0 0 auto;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--grass);
}

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

.page-faq .qa__q .tag {
  flex: 0 0 auto;
  align-self: center;
}

.page-faq .qa__a {
  padding: 0 0 20px 0;
  color: var(--slate);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

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

.page-faq .qa__a strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .qa__a a {
  color: var(--grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa__a a:hover {
  color: var(--orange-soft);
}

/* ---------- 阵容确认时间节点 ---------- */
.page-faq .node-list {
  list-style: none;
  margin: 14px 0 14px;
  padding: 0 0 0 18px;
  border-left: 1px dashed var(--line);
}

.page-faq .node-list__item {
  position: relative;
  padding: 0 0 14px 0;
  color: var(--slate);
}

.page-faq .node-list__item::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--grass);
  box-shadow: 0 0 0 3px rgba(47, 191, 113, .18);
}

.page-faq .node-list__item:last-child {
  padding-bottom: 0;
}

.page-faq .node-list__time {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--yellow);
}

/* ---------- 客服联系卡 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 14px;
  margin: 20px 0 18px;
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(160deg, rgba(18, 41, 74, .96), rgba(10, 26, 47, .88)),
    radial-gradient(320px 160px at 100% 0%, rgba(255, 138, 61, .18), transparent 70%);
}

.page-faq .faq-contact__item {
  display: grid;
  gap: 4px;
}

.page-faq .faq-contact__key {
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-faq .faq-contact__val {
  color: var(--paper);
  font-size: 15.5px;
  line-height: 1.6;
  word-break: break-word;
}

.page-faq .faq-contact__val.mono {
  font-family: var(--font-mono);
  letter-spacing: .02em;
}

.page-faq .faq-contact__cta {
  justify-self: start;
}

/* ---------- 尾部入口 ---------- */
.page-faq .faq-next {
  padding-top: 12px;
}

.page-faq .faq-next__inner {
  display: grid;
  gap: 20px;
  padding: 24px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(18, 41, 74, .9), rgba(10, 26, 47, .96)),
    radial-gradient(420px 200px at 8% 0%, rgba(47, 191, 113, .16), transparent 70%);
}

.page-faq .faq-next__lead .section-title {
  margin: 8px 0 6px;
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-next__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 4px 12px;
  padding: 14px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(10, 26, 47, .55);
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease, background-color .18s ease;
}

.page-faq .faq-next__index {
  grid-row: 1 / span 2;
  align-self: start;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--grass);
  padding-top: 2px;
}

.page-faq .faq-next__title {
  color: var(--paper);
  font-size: 16px;
  font-weight: 600;
}

.page-faq .faq-next__desc {
  color: var(--slate);
  font-size: 13.5px;
  line-height: 1.6;
}

.page-faq .faq-next__link:hover {
  border-color: var(--grass);
  transform: translateY(-2px);
  background: rgba(18, 41, 74, .8);
}

.page-faq .faq-next__link:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 平板及桌面 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 22px 20px;
  }

  .page-faq .faq-contact__item--wide,
  .page-faq .faq-contact__cta {
    grid-column: 1 / -1;
  }

  .page-faq .faq-next__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-next__link {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .page-faq .faq-next__index {
    grid-row: auto;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding-top: 32px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(240px, .8fr);
    align-items: end;
    gap: 32px;
  }

  .page-faq .faq-hero__metrics {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .page-faq .faq-group__head--media {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: center;
    gap: 26px;
  }

  .page-faq .qa__q {
    font-size: 17px;
    padding-right: 48px;
  }
}

/* ---------- 桌面：左侧轨道索引 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky-top);
    padding: 0;
    background: none;
    border-bottom: 0;
    backdrop-filter: none;
  }

  .page-faq .faq-index__title {
    margin-bottom: 14px;
  }

  .page-faq .faq-index__nav {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .spy-link {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-left: 2px solid var(--line);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    white-space: normal;
  }

  .page-faq .spy-link:hover {
    background: rgba(47, 191, 113, .08);
  }

  .page-faq .spy-link.is-active {
    border-left-color: var(--orange);
    background: rgba(47, 191, 113, .14);
    color: var(--paper);
    font-weight: 700;
  }

  .page-faq .spy-link.is-active .mono {
    color: var(--orange);
  }

  .page-faq .faq-group {
    scroll-margin-top: calc(var(--header-h) + 40px);
  }

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

  .page-faq .faq-next__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
    align-items: center;
    gap: 32px;
    padding: 30px 26px;
  }
}
<<<END>>>