.page-faq {
  --faq-edge: 1px solid rgba(127, 233, 216, 0.14);
  --faq-edge-soft: 1px solid rgba(183, 198, 222, 0.12);
  --faq-panel: var(--ink-800);
  display: block;
  background:
    radial-gradient(120% 55% at 92% 0%, rgba(43, 245, 196, 0.10) 0%, rgba(43, 245, 196, 0) 62%),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 40%, var(--ink-950) 100%);
  color: var(--slate-300);
  overflow-x: clip;
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15em;
  color: var(--slate-100);
  font-variant-numeric: tabular-nums;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 56px) 0 clamp(30px, 5vw, 60px);
  border-bottom: var(--faq-edge);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -14%;
  width: min(640px, 78%);
  height: 150%;
  background: linear-gradient(200deg, rgba(43, 245, 196, 0.16) 0%, rgba(15, 143, 115, 0.06) 46%, rgba(5, 10, 22, 0) 78%);
  transform: skewX(-9deg);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-faq .faq-hero__copy .breadcrumb {
  margin-bottom: 20px;
}

.page-faq .faq-hero__copy .eyebrow {
  display: block;
  margin: 0 0 14px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7.4vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--slate-100);
  max-width: 14em;
}

.page-faq .faq-hero__lead {
  margin: 0 0 28px;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.62;
  color: var(--slate-300);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: rgba(127, 233, 216, 0.14);
  border: var(--faq-edge);
}

.page-faq .faq-hero__stat {
  background: var(--ink-950);
  padding: 14px 16px;
}

.page-faq .faq-hero__stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate-500);
  text-transform: uppercase;
}

.page-faq .faq-hero__stat dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan-400);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-hero__stat dd .faq-num {
  color: var(--cyan-400);
  font-size: 20px;
}

.page-faq .faq-hero__media .figure {
  margin: 0;
}

.page-faq .figure__frame img {
  display: block;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 章节通用 ---------- */
.page-faq .faq-block {
  padding: clamp(38px, 6vw, 76px) 0;
  scroll-margin-top: 92px;
}

.page-faq .faq-block + .faq-block {
  border-top: 1px solid rgba(183, 198, 222, 0.08);
}

.page-faq .faq-block__head {
  margin: 22px 0 26px;
  max-width: 46em;
}

.page-faq .faq-block__head h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--slate-100);
}

.page-faq .faq-block__head p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--slate-300);
  max-width: 38em;
}

.page-faq .faq-more {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan-700);
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate-500);
}

.page-faq .faq-inline-link {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-faq .faq-inline-link:hover {
  color: var(--slate-100);
}

/* ---------- 四格入口 ---------- */
.page-faq .jump-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .jump-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "num title"
    "num desc"
    "num count";
  column-gap: 14px;
  align-items: center;
  min-height: 44px;
  padding: 16px 16px 16px 18px;
  background: var(--faq-panel);
  border: var(--faq-edge-soft);
  border-left: 2px solid rgba(43, 245, 196, 0.35);
  border-radius: var(--radius);
  text-decoration: none;
  transition: background 200ms var(--ease), border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .jump-card:hover,
.page-faq .jump-card:focus-visible {
  background: var(--ink-900);
  border-color: rgba(43, 245, 196, 0.5);
  transform: translateY(-2px);
}

.page-faq .jump-card--amber {
  border-left-color: rgba(255, 182, 61, 0.55);
}

.page-faq .jump-card__num {
  grid-area: num;
  align-self: start;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  line-height: 1;
  color: var(--cyan-400);
  font-variant-numeric: tabular-nums;
}

.page-faq .jump-card--amber .jump-card__num {
  color: var(--amber-400);
}

.page-faq .jump-card__title {
  grid-area: title;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--slate-100);
}

.page-faq .jump-card__desc {
  grid-area: desc;
  margin-top: 4px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--slate-500);
}

.page-faq .jump-card__count {
  grid-area: count;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate-500);
}

/* ---------- 问题列表 ---------- */
.page-faq .q-list {
  display: grid;
  gap: 10px;
}

.page-faq .q-item {
  background: var(--faq-panel);
  border: var(--faq-edge-soft);
  border-radius: var(--radius);
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

.page-faq .q-item[open] {
  background: var(--ink-900);
  border-color: rgba(43, 245, 196, 0.32);
}

.page-faq .q-item:hover {
  border-color: rgba(127, 233, 216, 0.28);
}

.page-faq .q-item__head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
  min-height: 44px;
  padding: 16px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .q-item__head:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
}

.page-faq .q-item__num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-500);
  font-variant-numeric: tabular-nums;
}

.page-faq .q-item[open] .q-item__num {
  color: var(--cyan-400);
}

.page-faq .q-item__q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.45;
  color: var(--slate-100);
}

.page-faq .q-item__mark {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  flex: none;
  color: var(--cyan-400);
}

.page-faq .q-item__mark::before,
.page-faq .q-item__mark::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: opacity 180ms var(--ease), transform 180ms var(--ease);
}

.page-faq .q-item__mark::before {
  left: 0;
  top: 7px;
  width: 16px;
  height: 2px;
}

.page-faq .q-item__mark::after {
  left: 7px;
  top: 0;
  width: 2px;
  height: 16px;
}

.page-faq .q-item[open] .q-item__mark::after {
  opacity: 0;
  transform: scaleY(0.2);
}

.page-faq .q-item__a {
  padding: 0 16px 18px 16px;
  margin-top: -4px;
  max-width: 38em;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--slate-300);
}

.page-faq .q-list--tight {
  margin-top: 22px;
}

/* ---------- 导出章节 ---------- */
.page-faq .faq-export-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .step {
  position: relative;
  padding-left: 44px;
}

.page-faq .step::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 30px;
  bottom: -22px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-700) 0%, rgba(15, 143, 115, 0.12) 100%);
}

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

.page-faq .step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-950);
  border: 1px solid var(--cyan-700);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
}

.page-faq .step__body h3 {
  margin: 3px 0 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--slate-100);
}

.page-faq .step__body p {
  margin: 0;
  max-width: 40em;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--slate-300);
}

.page-faq .export-side {
  display: grid;
  gap: 16px;
}

.page-faq .export-figure {
  margin: 0;
}

.page-faq .export-note {
  padding: 18px;
  border: 1px solid rgba(255, 182, 61, 0.26);
  border-radius: var(--radius);
}

.page-faq .export-note .eyebrow {
  display: block;
  margin: 0 0 8px;
}

.page-faq .export-note p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.62;
  color: var(--slate-300);
}

/* ---------- 联系收束 ---------- */
.page-faq .faq-block--last {
  padding-bottom: clamp(96px, 12vw, 140px);
}

.page-faq .faq-help {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: clamp(20px, 3vw, 34px);
  background: var(--ink-800);
  border: var(--faq-edge);
  border-top: 2px solid var(--cyan-400);
  border-radius: var(--radius);
}

.page-faq .faq-help__copy h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--slate-100);
}

.page-faq .faq-help__copy p {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.66;
}

.page-faq .faq-help__tip {
  color: var(--amber-400);
}

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

.page-faq .faq-help__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: rgba(183, 198, 222, 0.14);
  border: var(--faq-edge-soft);
}

.page-faq .faq-help__row {
  background: var(--ink-950);
  padding: 13px 16px;
}

.page-faq .faq-help__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate-500);
  text-transform: uppercase;
}

.page-faq .faq-help__row dd {
  margin: 5px 0 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--slate-100);
  word-break: break-word;
}

.page-faq .faq-footnote {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--slate-500);
}

/* ---------- 回到分类 ---------- */
.page-faq .back-to-jump {
  position: fixed;
  right: 12px;
  bottom: 14px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 14px;
  background: rgba(5, 10, 22, 0.88);
  border: 1px solid var(--cyan-700);
  border-radius: var(--radius);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}

.page-faq .back-to-jump:hover,
.page-faq .back-to-jump:focus-visible {
  border-color: var(--cyan-400);
  color: var(--slate-100);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .jump-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

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

  .page-faq .faq-export-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 40px;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .back-to-jump {
    right: 24px;
    bottom: 24px;
  }
}

@media (min-width: 1180px) {
  .page-faq .jump-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .q-item__a {
    padding: 0 22px 20px 60px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .jump-card,
  .page-faq .q-item,
  .page-faq .back-to-jump {
    transition: none;
  }

  .page-faq .jump-card:hover,
  .page-faq .jump-card:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>