.page-faq {
  --faq-rule: rgba(18, 20, 23, .12);
  --faq-rule-strong: rgba(11, 23, 42, .26);
  --faq-ink-soft: #33414a;
  --faq-ink-body: #2c363d;
  --faq-shadow: 0 1px 2px rgba(11, 23, 42, .05);
  --faq-shadow-open: 0 8px 22px rgba(11, 23, 42, .09);
  background: var(--mist);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 22px 0 54px;
  background:
    radial-gradient(115% 95% at 92% -10%, rgba(184, 255, 61, .30), transparent 58%),
    radial-gradient(90% 80% at 4% 110%, rgba(255, 106, 42, .16), transparent 62%),
    var(--snow);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 14px;
  background: linear-gradient(90deg, var(--neon) 0 20%, var(--stand) 20% 42%, var(--night) 42% 100%);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  pointer-events: none;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 22px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
}

.page-faq .annot {
  margin: 0;
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7.6vw, 68px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--ink);
  max-width: 13em;
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 44ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--faq-ink-soft);
}

.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tags a {
  display: inline-block;
  padding: 7px 12px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  background: rgba(248, 249, 244, .72);
  font-size: 13px;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  transition: background .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
}

.page-faq .faq-tags a:hover,
.page-faq .faq-tags a:focus-visible {
  background: var(--stand);
  border-color: var(--stand);
  color: var(--mist);
}

.page-faq .faq-hero__media {
  border: 1px solid var(--faq-rule-strong);
  background: var(--night);
  box-shadow: var(--faq-shadow-open);
  overflow: hidden;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 22px;
  padding: 38px 0 68px;
}

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

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  list-style: none;
  scrollbar-width: none;
}

.page-faq .faq-index__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  background: var(--mist);
  font-size: 13px;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .24s var(--ease), background .24s var(--ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  border-color: var(--stand);
  background: rgba(230, 210, 181, .35);
}

.page-faq .faq-index__no {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--stand);
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--night);
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  font-family: var(--font-num);
  font-size: 26px;
  line-height: 1;
  color: var(--stand);
  letter-spacing: -.04em;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.6vw, 28px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-faq .faq-group__desc {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--faq-ink-soft);
  max-width: 52ch;
}

.page-faq .faq-group__body {
  display: grid;
  gap: 20px;
  padding-top: 18px;
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  background: var(--mist);
  box-shadow: var(--faq-shadow);
  transition: border-color .24s var(--ease), box-shadow .24s var(--ease);
}

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

.page-faq .qa[open] {
  border-color: var(--faq-rule-strong);
  box-shadow: var(--faq-shadow-open);
}

.page-faq .qa summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  -webkit-tap-highlight-color: transparent;
  transition: background .24s var(--ease);
}

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

.page-faq .qa summary::marker {
  content: "";
}

.page-faq .qa summary:hover,
.page-faq .qa summary:focus-visible {
  background: rgba(220, 235, 238, .55);
}

.page-faq .qa__q {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

.page-faq .qa__toggle {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-faq .qa__toggle::before,
.page-faq .qa__toggle::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform .3s var(--ease), background .3s var(--ease);
}

.page-faq .qa__toggle::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .qa__toggle::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

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

.page-faq .qa[open] .qa__toggle::before {
  background: var(--turf);
}

.page-faq .qa__body {
  padding: 2px 16px 18px 19px;
  box-shadow: inset 0 0 0 transparent;
  transition: box-shadow .3s var(--ease);
}

.page-faq .qa[open] .qa__body {
  box-shadow: inset 3px 0 0 var(--neon);
}

.page-faq .qa__body p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--faq-ink-body);
}

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

.page-faq .qa__body p.qa__link {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .qa__link a {
  color: var(--night);
  text-decoration: none;
  border-bottom: 1px solid var(--stone);
  padding-bottom: 1px;
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-faq .qa__link a:hover,
.page-faq .qa__link a:focus-visible {
  color: var(--turf);
  border-color: var(--turf);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 0;
  align-self: start;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-rule-strong);
  background: var(--night);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.66;
  letter-spacing: .02em;
  color: var(--faq-ink-soft);
}

/* ---------- 场景卡 ---------- */
.page-faq .scene-grid {
  display: grid;
  gap: 12px;
}

.page-faq .scene {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--faq-rule);
  border-left: 3px solid var(--stone);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff 0%, var(--mist) 100%);
  transition: transform .28s var(--ease), border-left-color .28s var(--ease), box-shadow .28s var(--ease);
}

.page-faq .scene:hover {
  transform: translateY(-2px);
  border-left-color: var(--stand);
  box-shadow: var(--faq-shadow-open);
}

.page-faq .scene__no {
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--stand);
}

.page-faq .scene h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .scene p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--faq-ink-body);
}

.page-faq .scene a {
  align-self: flex-start;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--night);
  text-decoration: none;
  border-bottom: 1px solid var(--stone);
  padding-bottom: 1px;
}

.page-faq .scene a:hover,
.page-faq .scene a:focus-visible {
  color: var(--stand);
  border-color: var(--stand);
}

/* ---------- 收尾联络条 ---------- */
.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 52px;
  padding: 24px 22px;
  border-left: 6px solid var(--neon);
  background:
    radial-gradient(90% 140% at 100% 0%, rgba(255, 106, 42, .22), transparent 60%),
    var(--night);
  color: var(--mist);
}

.page-faq .faq-cta__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 3.4vw, 25px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-faq .faq-cta__text {
  margin: 8px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(248, 249, 244, .82);
}

.page-faq .faq-cta .btn {
  flex: 0 0 auto;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 26px 0 62px;
  }

  .page-faq .qa summary {
    padding: 17px 20px;
  }

  .page-faq .qa__body {
    padding: 2px 20px 20px 23px;
  }

  .page-faq .scene-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-cta {
    padding: 28px 26px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: end;
    gap: 46px;
  }

  .page-faq .faq-hero__media {
    transform: rotate(-1.4deg);
  }

  .page-faq .faq-group__body--split {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
    gap: 28px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 212px minmax(0, 1fr);
    gap: 52px;
    padding: 58px 0 92px;
  }

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

  .page-faq .faq-index__label {
    margin-bottom: 14px;
    padding-left: 14px;
  }

  .page-faq .faq-index__list {
    display: block;
    padding: 0;
    overflow: visible;
  }

  .page-faq .faq-index__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-index__list a {
    border: 0;
    border-left: 2px solid var(--faq-rule);
    border-radius: 0;
    background: transparent;
    padding: 11px 0 11px 14px;
    font-size: 13.5px;
    transition: border-left-color .24s var(--ease), color .24s var(--ease), background .24s var(--ease);
  }

  .page-faq .faq-index__list a:hover,
  .page-faq .faq-index__list a:focus-visible {
    border-left-color: var(--neon);
    background: rgba(220, 235, 238, .45);
    color: var(--night);
  }

  .page-faq .faq-group + .faq-group {
    margin-top: 58px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero {
    padding: 34px 0 76px;
  }

  .page-faq .faq-tags a {
    padding: 8px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__media,
  .page-faq .scene:hover {
    transform: none;
  }

  .page-faq .qa,
  .page-faq .qa summary,
  .page-faq .qa__body,
  .page-faq .qa__toggle::before,
  .page-faq .qa__toggle::after,
  .page-faq .scene,
  .page-faq .faq-tags a,
  .page-faq .faq-index__list a {
    transition: none;
  }
}
<<<END>>>