.page-faq {
  --faq-panel-bg: linear-gradient(158deg, rgba(18, 51, 90, 0.78) 0%, rgba(10, 27, 51, 0.94) 62%);
  --faq-step-line: rgba(127, 243, 234, 0.16);
  display: block;
  color: var(--mist-white);
  padding-bottom: clamp(40px, 7vw, 88px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4.6vw, 52px) 0 clamp(28px, 5vw, 56px);
  background:
    radial-gradient(115% 132% at 8% -22%, rgba(22, 224, 210, 0.20) 0%, rgba(22, 224, 210, 0) 58%),
    radial-gradient(80% 120% at 96% 8%, rgba(255, 107, 74, 0.12) 0%, rgba(255, 107, 74, 0) 60%),
    linear-gradient(165deg, #0d2544 0%, #0A1B33 52%, #061224 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 9px;
  background-image: repeating-linear-gradient(90deg, rgba(127, 243, 234, 0.55) 0 1px, transparent 1px 15px);
  opacity: 0.45;
  pointer-events: none;
}

.page-faq .faq-hero__shell {
  display: grid;
  gap: clamp(16px, 3vw, 28px);
}

.page-faq .faq-hero .breadcrumb {
  margin: 0;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 5vw, 68px);
    align-items: end;
  }
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(29px, 7vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist-white);
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 40ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(234, 244, 247, 0.82);
}

.page-faq .faq-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-faq .faq-hero__stats li {
  background: rgba(10, 27, 51, 0.74);
  padding: 13px 14px;
}

.page-faq .faq-hero__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.4vw, 21px);
  letter-spacing: 0.02em;
  color: var(--signal-gold);
  white-space: nowrap;
}

.page-faq .faq-hero__stat-label {
  display: block;
  margin-top: 5px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--gray-blue);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(20px, 4vw, 30px);
  padding-top: clamp(30px, 5.6vw, 64px);
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--rail-h) + 28px);
  }
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gray-blue);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 2px 2px 10px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__list > li {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 13px;
  white-space: nowrap;
  font-size: 14px;
  text-decoration: none;
  color: var(--gray-blue);
  background: rgba(18, 51, 90, 0.55);
  border: 1px solid var(--line-soft);
  border-left: 2px solid rgba(22, 224, 210, 0.38);
  border-radius: 6px;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--fluoro-cyan);
}

.page-faq .faq-index__link:hover {
  color: var(--mist-white);
  background: rgba(22, 224, 210, 0.10);
  border-left-color: var(--aqua-glow);
}

.page-faq .faq-index__link:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  color: var(--mist-white);
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--gray-blue);
}

@media (min-width: 1024px) {
  .page-faq .faq-index__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-index__link {
    padding: 11px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 6px 6px 0;
  }

  .page-faq .faq-index__note {
    padding-left: 12px;
    border-left: 1px solid var(--line-soft);
  }
}

/* ---------- 分组面板 ---------- */
.page-faq .faq-group {
  position: relative;
  margin-bottom: clamp(22px, 4vw, 38px);
  padding: clamp(20px, 3.6vw, 36px);
  background: var(--faq-panel-bg);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-soft);
  scroll-margin-top: calc(var(--rail-h) + 24px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-faq .faq-group::before {
  content: "";
  position: absolute;
  top: 0;
  right: clamp(20px, 4vw, 40px);
  width: 76px;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: linear-gradient(90deg, rgba(22, 224, 210, 0), var(--fluoro-cyan));
}

.page-faq .faq-group:target {
  border-color: var(--line-strong);
  box-shadow: 0 0 0 1px rgba(22, 224, 210, 0.22), var(--shadow-lift);
}

.page-faq .faq-group__head {
  display: grid;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--faq-step-line);
}

.page-faq .faq-group__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--aqua-glow);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(21px, 3.4vw, 28px);
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--mist-white);
}

.page-faq .faq-group__note {
  margin: 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-blue);
}

.page-faq .faq-group__media {
  margin: 20px 0 6px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.page-faq .faq-group__media .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-items {
  margin-top: 4px;
}

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

.page-faq .qa:last-child {
  border-bottom: 0;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 17px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(15px, 1.9vw, 16.5px);
  line-height: 1.6;
  color: var(--mist-white);
  transition: color 0.22s ease;
}

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

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

.page-faq .qa__q:focus-visible {
  outline: none;
  border-radius: 3px;
  box-shadow: var(--focus-ring);
}

.page-faq .qa__mark {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 3px;
  fill: none;
  stroke: var(--fluoro-cyan);
  stroke-width: 1.6;
  stroke-linecap: round;
  transition: transform 0.28s ease, stroke 0.22s ease;
}

.page-faq .qa[open] .qa__mark {
  transform: rotate(45deg);
  stroke: var(--coral);
}

.page-faq .qa__a {
  padding: 0 0 20px;
  max-width: 64ch;
}

.page-faq .qa__steps {
  counter-reset: step;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-faq .qa__steps li {
  position: relative;
  padding-left: 38px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(234, 244, 247, 0.85);
}

.page-faq .qa__steps li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  width: 27px;
  height: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--fluoro-cyan);
  background: rgba(22, 224, 210, 0.07);
  border: 1px solid rgba(22, 224, 210, 0.42);
  border-radius: 3px;
}

.page-faq .qa__why {
  margin: 14px 0 0;
  padding-left: 12px;
  border-left: 2px solid rgba(255, 107, 74, 0.55);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--gray-blue);
}

.page-faq .qa__contact {
  margin: 16px 0 0;
}

.page-faq .faq-mail {
  display: inline-block;
  padding: 8px 13px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--signal-gold);
  background: rgba(255, 194, 75, 0.08);
  border: 1px dashed rgba(255, 194, 75, 0.45);
  border-radius: 6px;
  word-break: break-all;
}

/* ---------- 相关栏目 ---------- */
.page-faq .faq-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 15px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--faq-step-line);
}

.page-faq .faq-next__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gray-blue);
}

.page-faq .faq-next a {
  font-size: 14px;
  color: var(--aqua-glow);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 243, 234, 0.3);
  transition: color 0.22s ease, border-color 0.22s ease;
}

.page-faq .faq-next a:hover {
  color: var(--mist-white);
  border-bottom-color: var(--fluoro-cyan);
}

.page-faq .faq-next a:focus-visible {
  outline: none;
  border-radius: 2px;
  box-shadow: var(--focus-ring);
}

@media (min-width: 640px) {
  .page-faq .faq-hero__stats li {
    padding: 15px 16px;
  }
}
<<<END>>>