.page-faq {
  --faq-shell-gap: 32px;
  --faq-answer-bg: #0B231E;
  --faq-item-bg: #0C2620;
  --faq-open-line: rgba(53, 240, 208, 0.42);
  display: block;
}

/* ---------- 页面头部 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #04110D 0%, var(--ink-900) 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), rgba(53, 240, 208, 0) 62%);
  z-index: 2;
}

.page-faq .faq-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: 0.26;
  z-index: -1;
}

.page-faq .faq-hero__inner {
  position: relative;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 30px 20px 44px;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
}

.page-faq .breadcrumb__link:hover,
.page-faq .breadcrumb__link:focus-visible {
  color: var(--cyan);
}

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

.page-faq .breadcrumb__current {
  color: var(--bright);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-faq .faq-hero__title {
  margin: 0 0 18px;
  max-width: 22ch;
  font-size: clamp(30px, 6vw, 56px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--bright);
}

.page-faq .faq-hero__lead {
  margin: 0 0 30px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.page-faq .faq-stat {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

.page-faq .faq-stat__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-shell-gap);
  padding-top: 32px;
  padding-bottom: 64px;
}

/* ---------- 左侧分组目录 ---------- */
.page-faq .faq-index {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-800);
  padding: 18px 16px 16px;
}

.page-faq .faq-index__label {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--muted);
}

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

.page-faq .faq-index__item {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: block;
  white-space: nowrap;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 14px;
  color: var(--bright);
  text-decoration: none;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--cyan-soft);
  border-color: var(--cyan);
  outline: none;
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .faq-top {
  display: none;
}

/* ---------- 分组与条目 ---------- */
.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-group {
  margin-bottom: 44px;
  scroll-margin-top: calc(var(--top-h) + 20px);
}

.page-faq .faq-group__head {
  border-left: 3px solid var(--cyan);
  padding-left: 14px;
  margin-bottom: 18px;
}

.page-faq .faq-group__title {
  margin: 0 0 8px;
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--bright);
}

.page-faq .faq-group__note {
  margin: 0;
  max-width: 64ch;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-group__link,
.page-faq .faq-outro__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 208, 0.35);
}

.page-faq .faq-group__link:hover,
.page-faq .faq-group__link:focus-visible,
.page-faq .faq-outro__link:hover,
.page-faq .faq-outro__link:focus-visible {
  border-bottom-color: var(--cyan);
  outline: none;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--faq-item-bg);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(53, 240, 208, 0.34);
}

.page-faq .faq-item[open] {
  background: var(--faq-answer-bg);
  border-color: var(--faq-open-line);
}

.page-faq .faq-item__q {
  position: relative;
  display: block;
  padding: 16px 52px 16px 18px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--bright);
  cursor: pointer;
  list-style: none;
  transition: color 0.18s var(--ease);
}

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

.page-faq .faq-item__q::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: translateY(-25%) rotate(-135deg);
  border-color: var(--orange);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  border-radius: var(--r-md);
}

.page-faq .faq-item__a {
  padding: 2px 18px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
  border-top: 1px solid rgba(22, 69, 60, 0.9);
  padding-top: 14px;
}

.page-faq .faq-item__a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-item__a strong {
  color: var(--bright);
  font-weight: 700;
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  color: var(--orange);
}

.page-faq .faq-item__a .pill {
  font-size: 12px;
  padding: 2px 10px;
  vertical-align: middle;
}

/* ---------- 多设备配图 ---------- */
.page-faq .faq-media {
  margin: 0 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-800);
  overflow: hidden;
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  object-position: center;
}

.page-faq .faq-media__cap {
  padding: 12px 16px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

/* ---------- 结尾行动带 ---------- */
.page-faq .faq-outro {
  margin-top: 8px;
  padding: 26px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(135deg, rgba(53, 240, 208, 0.1) 0%, rgba(255, 122, 61, 0.08) 100%), var(--ink-800);
}

.page-faq .faq-outro__title {
  margin: 0 0 12px;
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--bright);
}

.page-faq .faq-outro__text {
  margin: 0 0 20px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    padding: 40px 32px 56px;
  }

  .page-faq .faq-shell {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 48px;
    padding-top: 48px;
    padding-bottom: 88px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--top-h) + 20px);
    padding: 20px 18px 18px;
  }

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

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

  .page-faq .faq-index__link {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    padding: 9px 12px;
    white-space: normal;
    font-size: 14px;
    color: var(--muted);
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    background: var(--cyan-soft);
    border-left-color: var(--cyan);
    color: var(--bright);
  }

  .page-faq .faq-top {
    display: inline-block;
    margin-top: 18px;
    padding: 7px 14px;
    border: 1px solid var(--line);
    border-radius: var(--pill);
    font-size: 12.5px;
    letter-spacing: 0.08em;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
  }

  .page-faq .faq-top:hover,
  .page-faq .faq-top:focus-visible {
    color: var(--cyan);
    border-color: var(--cyan);
    outline: none;
  }

  .page-faq .faq-item__q {
    font-size: 16.5px;
    padding: 18px 56px 18px 22px;
  }

  .page-faq .faq-item__a {
    padding-left: 22px;
    padding-right: 22px;
  }

  .page-faq .faq-media img {
    max-height: 360px;
  }

  .page-faq .faq-outro {
    padding: 32px 30px 28px;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .page-faq .faq-hero__inner {
    padding: 34px 24px 48px;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-hero__stats {
    gap: 12px 24px;
  }

  .page-faq .faq-stat__num {
    font-size: 22px;
  }

  .page-faq .faq-item__q {
    font-size: 15px;
    padding-right: 46px;
  }
}
<<<END>>>