.page-faq {
  --faq-rail-w: 260px;
  --faq-line: rgba(200, 255, 61, 0.16);
  background: var(--ink-950);
  color: var(--paper-100);
  overflow-x: hidden;
}

.page-faq .faq-crumb {
  padding: 1.5rem 0 0;
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  padding: 2.25rem 0 3rem;
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(200, 255, 61, 0.10) 0%, transparent 62%),
    linear-gradient(165deg, var(--ink-900) 0%, var(--ink-850) 54%, var(--lake-900) 100%);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -10%;
  top: 36%;
  width: 52%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--lime-400) 72%, var(--orange-500) 100%);
  transform: rotate(-17deg);
  opacity: 0.5;
  pointer-events: none;
}

.page-faq .faq-hero__kicker {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--step-050);
  letter-spacing: 0.22em;
  color: var(--lime-400);
}

.page-faq .faq-hero__title {
  margin: 0 0 1.15rem;
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: var(--step-700);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-size: var(--step-200);
  line-height: 1.85;
  color: var(--mist-300);
}

.page-faq .faq-hero__facts {
  display: grid;
  gap: 1.35rem;
  margin: 2rem 0 0;
  padding: 1.5rem 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-fact {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.page-faq .faq-fact__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 7vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--lime-400);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-fact__label {
  font-size: var(--step-100);
  line-height: 1.55;
  color: var(--mist-300);
}

/* ---------- 图片 ---------- */

.page-faq .faq-figure {
  padding: 2.5rem 0 0;
}

.page-faq .faq-figure--offset {
  padding: 0 0 0;
}

.page-faq .faq-figure .media-frame {
  margin: 0;
}

.page-faq .faq-figure .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-faq .faq-figure .media-frame__caption {
  margin-top: 0.85rem;
  font-size: var(--step-100);
  line-height: 1.7;
  color: var(--mist-500);
}

/* ---------- 问答分组 ---------- */

.page-faq .faq-group {
  padding: 2.75rem 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-group--lake {
  background: linear-gradient(180deg, var(--lake-900) 0%, var(--ink-900) 100%);
  border-top: 1px solid rgba(63, 167, 184, 0.28);
}

.page-faq .faq-group--deep {
  background: linear-gradient(180deg, var(--ink-900) 0%, var(--ink-950) 100%);
}

.page-faq .faq-group__inner {
  display: grid;
  gap: 1.5rem;
}

.page-faq .faq-group__index {
  display: block;
  margin-bottom: 0.55rem;
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 8vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--lake-400);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-group--lake .faq-group__index {
  -webkit-text-stroke-color: var(--orange-400);
}

.page-faq .faq-group--deep .faq-group__index {
  -webkit-text-stroke-color: var(--lime-400);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: var(--step-400);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper-050);
}

.page-faq .faq-item {
  padding: 1.4rem 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-item:last-child {
  padding-bottom: 0;
}

.page-faq .faq-item__q {
  position: relative;
  margin: 0 0 0.7rem;
  padding-left: 1.4rem;
  font-size: var(--step-300);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper-050);
}

.page-faq .faq-item__q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 0.65rem;
  height: 2px;
  background: var(--lime-400);
}

.page-faq .faq-group--lake .faq-item__q::before {
  background: var(--orange-500);
}

.page-faq .faq-item__a p {
  margin: 0 0 0.7rem;
  padding-left: 1.4rem;
  font-size: var(--step-200);
  line-height: 1.9;
  color: var(--mist-300);
}

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

/* ---------- 收尾 ---------- */

.page-faq .faq-cta {
  padding: 3.25rem 0;
  background:
    linear-gradient(120deg, var(--lime-400) 0%, var(--lime-300) 62%, #eaffb8 100%);
  color: var(--ink-950);
}

.page-faq .faq-cta__kicker {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--step-050);
  letter-spacing: 0.22em;
  color: var(--lake-800);
}

.page-faq .faq-cta__title {
  margin: 0 0 0.85rem;
  font-size: var(--step-500);
  font-weight: 800;
  line-height: 1.2;
  color: var(--ink-950);
}

.page-faq .faq-cta__text {
  margin: 0 0 1.6rem;
  max-width: 52ch;
  font-size: var(--step-200);
  line-height: 1.8;
  color: var(--ink-800);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-faq .faq-cta .cta-link--warm {
  background: var(--ink-950);
  border-color: var(--ink-950);
  color: var(--lime-400);
}

.page-faq .faq-cta .cta-link--ghost {
  border-color: rgba(7, 23, 19, 0.45);
  color: var(--ink-950);
  background: transparent;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 3rem 0 4rem;
  }

  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
  }

  .page-faq .faq-fact {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .page-faq .faq-figure {
    padding-top: 3rem;
  }

  .page-faq .faq-figure--offset {
    padding-top: 0;
  }

  .page-faq .faq-group {
    padding: 3.75rem 0;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-group__inner {
    grid-template-columns: minmax(200px, var(--faq-rail-w)) minmax(0, 1fr);
    gap: 4rem;
  }

  .page-faq .faq-group__rail {
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }

  .page-faq .faq-group {
    padding: 4.5rem 0;
  }

  .page-faq .faq-item {
    padding: 1.75rem 0;
  }

  .page-faq .faq-visual {
    padding-top: 1rem;
  }
}
<<<END>>>