.page-faq {
  --faq-line: 1px solid rgba(90, 110, 104, 0.45);
  --faq-line-cyan: 1px solid rgba(46, 242, 198, 0.3);
  --faq-quiet: rgba(234, 246, 242, 0.78);
  --faq-dash: 1px dashed rgba(90, 110, 104, 0.45);
  background:
    radial-gradient(110% 55% at 8% -6%, rgba(46, 242, 198, 0.1), transparent 62%),
    radial-gradient(80% 45% at 100% 10%, rgba(255, 179, 71, 0.07), transparent 60%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-3) 52%, var(--ink) 100%);
  color: var(--mist);
  font-family: var(--sans);
  padding: 1.25rem 0 3.5rem;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem 0 2.25rem;
  border-bottom: var(--faq-line);
}

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero__kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--cyan);
  flex: 0 0 auto;
}

.page-faq .faq-hero h1 {
  margin: 0.85rem 0 0;
  font-size: clamp(1.85rem, 7.2vw, 3.3rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  font-weight: 700;
  max-width: 22ch;
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 0.97rem;
  line-height: 1.8;
  color: var(--faq-quiet);
}

.page-faq .faq-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.6rem;
  margin: 1.4rem 0 0;
  padding: 1rem 0 0;
  border-top: var(--faq-line-cyan);
}

.page-faq .faq-stats li {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--moss);
}

.page-faq .faq-stats b {
  font-family: var(--mono);
  font-weight: 900;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-groups {
  margin-top: 0.5rem;
}

.page-faq .faq-group {
  padding-top: 1.85rem;
  scroll-margin-top: 5rem;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  padding-bottom: 0.85rem;
  border-bottom: var(--faq-line-cyan);
}

.page-faq .faq-group__index {
  font-family: var(--mono);
  font-size: clamp(1.4rem, 5vw, 2rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-size: clamp(1.05rem, 3.4vw, 1.4rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-faq .faq-group__count {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss);
  white-space: nowrap;
}

.page-faq .faq-group__list {
  display: block;
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  border-bottom: var(--faq-line);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 1rem;
  padding: 1.05rem 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist);
  transition: color 0.16s var(--ease), transform 0.16s var(--ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--cyan);
  transition: color 0.16s var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "\2212";
  color: var(--amber);
}

.page-faq .faq-item summary:hover {
  color: var(--cyan-soft);
  transform: translateX(4px);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-faq .faq-item[open] summary {
  color: var(--cyan-soft);
}

.page-faq .faq-item__a {
  padding: 0 0 1.35rem;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--faq-quiet);
  max-width: 68ch;
}

.page-faq .faq-item__a p {
  margin: 0 0 0.6rem;
}

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

.page-faq .faq-item__a a,
.page-faq .triage__body a,
.page-faq .faq-cta a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-item__a a:hover,
.page-faq .triage__body a:hover,
.page-faq .faq-cta a:hover {
  color: var(--cyan);
}

/* ---------- 步骤列表 ---------- */
.page-faq .steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0.85rem 0 0;
  padding: 0;
}

.page-faq .steps li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.55rem;
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-faq .steps li:last-child {
  margin-bottom: 0;
}

.page-faq .steps li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 0.28em;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 50%;
  border: 1px solid rgba(46, 242, 198, 0.55);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.2rem;
  text-align: center;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 1.35rem 0 0.5rem;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid rgba(90, 110, 104, 0.5);
  object-fit: cover;
  background: var(--ink-2);
}

.page-faq .faq-figure figcaption {
  margin-top: 0.65rem;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--moss);
}

/* ---------- 排查路径 ---------- */
.page-faq .triage {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-faq .triage__step {
  position: relative;
  padding-left: 2.7rem;
  padding-bottom: 0.9rem;
}

.page-faq .triage__step::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 2.5rem;
  bottom: 0.25rem;
  width: 1px;
  background: linear-gradient(180deg, rgba(46, 242, 198, 0.55), rgba(46, 242, 198, 0.06));
}

.page-faq .triage__step:last-child::before {
  display: none;
}

.page-faq .triage__badge {
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 27px;
  height: 27px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(46, 242, 198, 0.55);
  background: var(--ink);
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--cyan);
}

.page-faq .triage__node {
  border: 1px solid rgba(90, 110, 104, 0.5);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 0 0.95rem;
  transition: border-color 0.16s var(--ease);
}

.page-faq .triage__node[open] {
  border-color: rgba(255, 179, 71, 0.7);
}

.page-faq .triage__node summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.85rem;
  padding: 0.85rem 0;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--mist);
  transition: color 0.16s var(--ease);
}

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

.page-faq .triage__node summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--cyan);
}

.page-faq .triage__node[open] summary::after {
  content: "\2212";
  color: var(--amber);
}

.page-faq .triage__node summary:hover {
  color: var(--cyan-soft);
}

.page-faq .triage__node summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.page-faq .triage__body {
  border-top: var(--faq-dash);
  padding: 0.85rem 0 1rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--faq-quiet);
}

.page-faq .triage__body p {
  margin: 0.85rem 0 0;
  font-size: 0.82rem;
  color: var(--moss);
}

/* ---------- 收尾行动区 ---------- */
.page-faq .faq-cta {
  margin-top: 2.75rem;
  padding: 1.5rem 1.25rem;
  border: 1px solid rgba(255, 77, 109, 0.38);
  border-radius: var(--radius);
  background:
    linear-gradient(140deg, rgba(255, 77, 109, 0.12), rgba(20, 46, 39, 0.92) 58%),
    var(--ink-2);
}

.page-faq .faq-cta__eyebrow {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rose);
}

.page-faq .faq-cta h2 {
  margin: 0.6rem 0 0.75rem;
  font-size: clamp(1.1rem, 3.8vw, 1.5rem);
  font-weight: 700;
  line-height: 1.35;
}

.page-faq .faq-cta p {
  margin: 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--faq-quiet);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.25rem;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-faq {
    padding: 2rem 0 4.5rem;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 3rem;
    align-items: end;
    padding: 2.5rem 0 3rem;
  }

  .page-faq .faq-hero h1 {
    font-size: clamp(2.6rem, 4.4vw, 3.6rem);
  }

  .page-faq .faq-group {
    padding-top: 2.4rem;
  }

  .page-faq .faq-group__head {
    gap: 1.25rem;
    padding-bottom: 1rem;
  }

  .page-faq .faq-item summary {
    font-size: 1.02rem;
    padding: 1.2rem 0;
  }

  .page-faq .faq-item summary:hover {
    transform: translateX(6px);
  }

  .page-faq .faq-item__a {
    padding-bottom: 1.6rem;
    padding-left: 0.25rem;
  }

  .page-faq .triage {
    max-width: 880px;
  }

  .page-faq .faq-figure {
    max-width: 880px;
  }

  .page-faq .faq-group--path .faq-figure {
    max-width: 100%;
  }

  .page-faq .faq-cta {
    padding: 2rem 2rem 1.85rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item summary,
  .page-faq .triage__node,
  .page-faq .triage__node summary {
    transition: none;
  }

  .page-faq .faq-item summary:hover {
    transform: none;
  }
}
<<<END>>>