.page-faq {
  display: block;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: calc(var(--head-h) + 64px);
  padding-bottom: 8px;
}

.page-faq .faq-hero__grid {
  align-items: start;
}

.page-faq .faq-hero__lead {
  padding-right: 8px;
}

.page-faq .breadcrumb {
  margin-bottom: 28px;
}

.page-faq .faq-hero__title {
  margin: 12px 0 20px;
  font-size: 46px;
  line-height: 1.08;
  color: var(--fg);
  max-width: 12ch;
}

.page-faq .faq-hero__lede {
  max-width: 58ch;
  color: var(--fg-dim);
}

.page-faq .faq-hero__stats {
  list-style: none;
  margin: 32px 0 0;
  padding: 20px 0 0;
  border-top: var(--hair);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 24px;
}

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

.page-faq .faq-stat__num {
  font-size: 26px;
  color: var(--amber);
  line-height: 1;
}

.page-faq .faq-stat__label {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
}

.page-faq .faq-hero__figure {
  margin-top: 12px;
}

.page-faq .faq-hero__figure .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.85);
}

/* ---------- 分组索引 ---------- */
.page-faq .faq-index {
  margin-top: 56px;
  border-top: var(--hair);
  border-bottom: var(--hair);
  background: var(--layer);
}

.page-faq .faq-index__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 0 10px;
}

.page-faq .faq-index__hint {
  font-size: 12px;
  color: var(--data);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 16px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex: 0 0 auto;
  padding: 10px 14px;
  border: 1px solid var(--line);
  color: var(--fg-dim);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

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

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

.page-faq .faq-index__name {
  font-size: 14px;
  letter-spacing: 0.04em;
}

.page-faq .faq-index__count {
  font-size: 12px;
  color: var(--data);
}

/* ---------- 分组主体 ---------- */
.page-faq .faq-body {
  padding-bottom: 88px;
}

.page-faq .faq-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-top: 40px;
  margin-top: 40px;
  border-top: var(--hair);
  position: relative;
  scroll-margin-top: calc(var(--head-h) + 20px);
}

.page-faq .faq-group::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 132px;
  height: 4px;
  background: repeating-linear-gradient(90deg, var(--cyan) 0 2px, transparent 2px 9px);
}

.page-faq .faq-group__side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-faq .faq-group__no {
  font-size: 15px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-faq .faq-group__name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.3;
}

.page-faq .faq-group__count {
  font-size: 12px;
  color: var(--data);
}

.page-faq .faq-group__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--fg-dim);
  max-width: 30ch;
}

.page-faq .faq-group__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: var(--layer);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--cyan);
  background: var(--relay);
}

.page-faq .faq-item__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--data);
  padding-top: 4px;
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--fg);
}

.page-faq .faq-item__mark {
  flex: 0 0 auto;
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--fg-dim);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-item__mark::before {
  top: 6px;
  left: 0;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  top: 0;
  left: 6px;
  width: 2px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__mark::before,
.page-faq .faq-item[open] .faq-item__mark::after {
  background: var(--cyan);
}

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

.page-faq .faq-item__a {
  padding: 0 18px 20px 46px;
  border-top: 1px solid transparent;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--fg-dim);
  max-width: 68ch;
}

.page-faq .faq-item__a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 224, 210, 0.4);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-item__a a:hover,
.page-faq .faq-item__a a:focus-visible {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

/* ---------- 组间窄刻度线 ---------- */
.page-faq .faq-rule {
  margin: 48px 0 0;
}

.page-faq .faq-rule__track {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 6px;
  height: 10px;
  align-items: center;
}

.page-faq .faq-rule__seg {
  display: block;
  height: 2px;
  background: var(--line);
}

.page-faq .faq-rule__seg:nth-child(3n) {
  background: var(--cyan);
  opacity: 0.7;
}

/* ---------- 术语维护区 ---------- */
.page-faq .faq-terms {
  margin-top: 72px;
}

.page-faq .faq-terms .slab {
  min-width: 0;
}

.page-faq .faq-terms__points {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .faq-terms__points li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-terms__points .mono {
  flex: 0 0 auto;
  font-size: 13px;
  color: var(--amber);
}

.page-faq .faq-terms__txt {
  font-size: 14px;
  color: var(--fg-dim);
}

.page-faq .faq-dots {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.page-faq .faq-dots__cell {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--fg-dim);
}

.page-faq .faq-dots__dot {
  width: 8px;
  height: 8px;
  background: var(--data);
  box-shadow: 0 0 0 2px rgba(121, 199, 216, 0.18);
}

.page-faq .faq-dots__cell:nth-child(3) .faq-dots__dot {
  background: var(--magenta);
  box-shadow: 0 0 0 2px rgba(255, 79, 154, 0.18);
}

.page-faq .faq-dots__cell:nth-child(4) .faq-dots__dot {
  background: var(--amber);
  box-shadow: 0 0 0 2px rgba(255, 178, 63, 0.18);
}

.page-faq .faq-terms__figure {
  margin: 0;
}

.page-faq .faq-terms__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.72) brightness(0.88);
}

.page-faq .faq-terms__figure .figure__media {
  border: 1px solid var(--line);
  overflow: hidden;
}

/* ---------- 后续路径 ---------- */
.page-faq .faq-next {
  margin-top: 64px;
}

.page-faq .faq-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-next .hint {
  margin-top: 20px;
  font-size: 13px;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-terms__points li {
    border-bottom: 0;
    border-left: 2px solid var(--line);
    padding: 4px 0 4px 14px;
    flex-direction: column;
    gap: 6px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1040px) {
  .page-faq .faq-hero {
    padding-top: calc(var(--head-h) + 88px);
  }

  .page-faq .faq-hero__title {
    font-size: 62px;
  }

  .page-faq .faq-index {
    margin-top: 72px;
  }

  .page-faq .faq-index__list {
    gap: 14px;
    padding-bottom: 20px;
  }

  .page-faq .faq-group {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 48px;
    padding-top: 56px;
    margin-top: 56px;
  }

  .page-faq .faq-group__side {
    position: sticky;
    top: calc(var(--head-h) + 24px);
  }

  .page-faq .faq-group__name {
    font-size: 30px;
  }

  .page-faq .faq-item__head {
    padding: 18px 22px;
  }

  .page-faq .faq-item__q {
    font-size: 17px;
  }

  .page-faq .faq-item__a {
    padding: 0 22px 24px 52px;
  }

  .page-faq .faq-rule {
    margin-top: 64px;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>