.page-faq {
  background: var(--night);
  color: var(--ink);
  font-family: var(--font-body);
  --faq-rule: rgba(242,247,244,.12);
  --faq-rule-soft: rgba(242,247,244,.07);
  --faq-num: "Barlow Condensed","Oswald","DIN Condensed","Arial Narrow",sans-serif;
  --faq-ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-mute);
}
.page-faq .breadcrumb a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--ink);
  border-color: var(--pitch-bright);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 34px 0 66px;
  border-bottom: 1px solid var(--faq-rule);
}
.page-faq .faq-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.page-faq .faq-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .22;
  filter: saturate(.85) contrast(1.05);
}
.page-faq .faq-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(115% 72% at 4% 118%, rgba(11,110,79,.62), transparent 60%),
    radial-gradient(85% 62% at 100% 0%, rgba(27,79,114,.5), transparent 62%),
    linear-gradient(180deg, rgba(10,20,24,.42), rgba(10,20,24,.96));
}
.page-faq .faq-hero-inner {
  position: relative;
  z-index: 2;
}
.page-faq .faq-hero .eyebrow {
  margin-bottom: 14px;
}
.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -.02em;
  margin: 0 0 22px;
  max-width: 13em;
  color: var(--ink);
  text-wrap: balance;
}
.page-faq .faq-lede {
  margin: 0;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-dim);
}
.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.page-faq .faq-hero-meta .coord-tag b {
  font-family: var(--font-num);
  font-size: 1.1em;
  color: var(--whistle);
  margin: 0 2px;
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body {
  padding: 34px 0 84px;
  background:
    linear-gradient(180deg, rgba(14,30,36,.65), rgba(10,20,24,1) 320px);
}
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

/* ---------- 主题侧栏 ---------- */
.page-faq .faq-side-title {
  position: relative;
  margin: 0 0 14px;
  padding-left: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.page-faq .faq-side-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 9px;
  height: 2px;
  background: var(--whistle);
  transform: translateY(-50%);
}
.page-faq .faq-side-list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-side-list::-webkit-scrollbar { display: none; }
.page-faq .faq-side-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 15px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--faq-rule);
  background: rgba(255,255,255,.03);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color .2s var(--faq-ease), background .2s var(--faq-ease), border-color .2s var(--faq-ease);
}
.page-faq .faq-side-link:hover,
.page-faq .faq-side-link:focus-visible {
  color: var(--ink);
  background: var(--glass);
  border-color: var(--line-strong);
}
.page-faq .faq-side-link[aria-current] {
  color: var(--ink);
  background: rgba(11,110,79,.32);
  border-color: var(--line-strong);
}
.page-faq .faq-side-num {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--whistle);
}

/* ---------- 分组 ---------- */
.page-faq .faq-entries {
  display: flex;
  flex-direction: column;
  gap: 46px;
  min-width: 0;
}
.page-faq .faq-group {
  scroll-margin-top: 108px;
  min-width: 0;
}
.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 4px;
}
.page-faq .faq-group-num {
  font-family: var(--font-num);
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.01em;
  color: rgba(242,247,244,.22);
}
.page-faq .faq-group h2 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-faq .faq-group-lede {
  margin: 18px 0 6px;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-dim);
}
.page-faq .faq-group-lede a {
  color: var(--pitch-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(18,160,107,.45);
}
.page-faq .faq-group-lede a:hover { color: var(--whistle); border-color: var(--whistle); }

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-rule);
}
.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 2px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
  transition: color .2s var(--faq-ease);
}
.page-faq .faq-item summary::-webkit-details-marker { display: none; }
.page-faq .faq-item summary:hover { color: var(--pitch-bright); }
.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--whistle);
  outline-offset: 4px;
  border-radius: 6px;
}
.page-faq .faq-toggle {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid var(--faq-rule);
  transition: background .22s var(--faq-ease), border-color .22s var(--faq-ease);
}
.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ink-dim);
  transition: transform .25s var(--faq-ease), background .25s var(--faq-ease);
}
.page-faq .faq-toggle::before {
  width: 9px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}
.page-faq .faq-toggle::after {
  width: 1.5px;
  height: 9px;
  transform: translate(-50%, -50%);
}
.page-faq .faq-item[open] .faq-toggle {
  background: var(--whistle);
  border-color: var(--whistle);
}
.page-faq .faq-item[open] .faq-toggle::before,
.page-faq .faq-item[open] .faq-toggle::after {
  background: var(--night);
}
.page-faq .faq-item[open] .faq-toggle::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.page-faq .faq-answer {
  position: relative;
  margin: 0 0 0 12px;
  padding: 2px 8px 24px 20px;
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink-dim);
}
.page-faq .faq-answer::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 26px;
  width: 1px;
  background: linear-gradient(180deg, rgba(18,160,107,.7), rgba(18,160,107,0));
}
.page-faq .faq-answer p {
  margin: 0 0 10px;
  max-width: 66ch;
}
.page-faq .faq-answer p:last-child { margin-bottom: 0; }
.page-faq .faq-answer a {
  color: var(--pitch-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(18,160,107,.45);
  transition: color .2s, border-color .2s;
}
.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--whistle);
  border-color: var(--whistle);
}

/* ---------- 窄体数字 ---------- */
.page-faq .faq-num {
  font-family: var(--faq-num);
  font-size: 1.28em;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
  vertical-align: baseline;
}
.page-faq .faq-mono {
  font-family: var(--font-mono);
  font-size: .94em;
  color: var(--ink);
  letter-spacing: .02em;
}

/* ---------- 数据章节的图像并排 ---------- */
.page-faq .faq-data-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 6px;
}
.page-faq .faq-data-art {
  margin: 18px 0 0;
}
.page-faq .faq-data-art img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-data-art .img-cap {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-mute);
}

/* ---------- 末尾路线 ---------- */
.page-faq .faq-group-final .faq-group-lede { margin-bottom: 22px; }
.page-faq .faq-route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}
.page-faq .faq-route-list a {
  display: block;
  padding: 14px 18px;
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.03);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  transition: border-color .22s var(--faq-ease), background .22s var(--faq-ease), transform .22s var(--faq-ease);
}
.page-faq .faq-route-list a:hover,
.page-faq .faq-route-list a:focus-visible {
  border-color: var(--line-strong);
  background: var(--glass);
  transform: translateY(-2px);
}

/* ---------- 底部联系条 ---------- */
.page-faq .faq-contact {
  padding: 0 0 84px;
}
.page-faq .faq-contact-panel {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding: 30px 24px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(18,160,107,.4);
  background:
    linear-gradient(122deg, rgba(11,110,79,.9), rgba(20,82,74,.92) 56%, rgba(10,20,24,.96)),
    var(--qin);
  box-shadow: var(--shadow-soft);
}
.page-faq .faq-contact-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,.055) 0 1px, transparent 1px 34px);
  opacity: .6;
  pointer-events: none;
}
.page-faq .faq-contact-text {
  position: relative;
  z-index: 1;
}
.page-faq .faq-contact-text .eyebrow {
  margin-bottom: 10px;
}
.page-faq .faq-contact-panel h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -.01em;
  color: var(--ink);
}
.page-faq .faq-contact-panel p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242,247,244,.84);
}
.page-faq .faq-contact-panel .btn {
  position: relative;
  z-index: 1;
  justify-self: start;
}

/* ---------- 进入视口的渐显 ---------- */
.page-faq [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .42s var(--faq-ease), transform .42s var(--faq-ease);
}
.page-faq [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 46px 0 84px;
  }
  .page-faq .faq-body {
    padding: 44px 0 96px;
  }
  .page-faq .faq-entries {
    gap: 58px;
  }
  .page-faq .faq-item summary {
    font-size: 17.5px;
    padding: 23px 4px;
  }
  .page-faq .faq-answer {
    padding-bottom: 28px;
  }
  .page-faq .faq-route-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-contact-panel {
    padding: 40px 40px;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 30px;
  }
  .page-faq .faq-contact-panel .btn {
    justify-self: end;
  }
}

/* ---------- 桌面：左侧粘性主题索引 ---------- */
@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 0;
    align-items: start;
  }
  .page-faq .faq-side {
    position: sticky;
    top: 106px;
    padding-right: 40px;
    border-right: 1px solid var(--faq-rule-soft);
    min-height: 320px;
  }
  .page-faq .faq-side-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-side-link {
    white-space: normal;
    border-radius: var(--radius-sm);
    border-color: transparent;
    background: transparent;
    padding: 10px 12px;
    line-height: 1.45;
  }
  .page-faq .faq-side-link[aria-current] {
    background: rgba(11,110,79,.3);
    border-color: var(--line-strong);
  }
  .page-faq .faq-side-num {
    flex: 0 0 auto;
  }
  .page-faq .faq-entries {
    padding-left: 48px;
  }
  .page-faq .faq-title-mark {
    display: block;
  }
  .page-faq .faq-group-feature .faq-data-grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 32px;
    align-items: start;
  }
  .page-faq .faq-data-art {
    margin-top: 22px;
    position: sticky;
    top: 116px;
  }
  .page-faq .faq-data-art img {
    border-radius: var(--radius-md);
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-layout {
    grid-template-columns: 252px minmax(0, 1fr);
  }
  .page-faq .faq-entries {
    padding-left: 56px;
  }
  .page-faq .faq-group-feature .faq-data-grid {
    grid-template-columns: minmax(0, 1fr) 348px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-faq .faq-route-list a,
  .page-faq .faq-side-link,
  .page-faq .faq-toggle,
  .page-faq .faq-toggle::before,
  .page-faq .faq-toggle::after {
    transition: none;
  }
  .page-faq .faq-route-list a:hover {
    transform: none;
  }
}
<<<END>>>