.page-faq {
  --faq-line: rgba(176, 190, 197, 0.18);
  --faq-line-strong: rgba(176, 190, 197, 0.36);
  --faq-panel: #12293D;
  --faq-text: #D3DDE5;
  position: relative;
  background: var(--ink-900);
  color: var(--faq-text);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq [data-section] {
  scroll-margin-top: calc(var(--top-h) + 28px);
}

.page-faq p {
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 52px 0 40px;
  background:
    radial-gradient(120% 130% at 92% -12%, rgba(0, 229, 196, 0.16), transparent 56%),
    radial-gradient(90% 120% at 0% 0%, rgba(255, 92, 26, 0.10), transparent 60%),
    var(--ink-950);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(0deg, var(--faq-line) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(90deg, var(--faq-line) 0 1px, transparent 1px 72px);
  opacity: 0.5;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.92), transparent 86%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.92), transparent 86%);
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumb {
  margin-bottom: 18px;
}

.page-faq .faq-hero__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(32px, 6.2vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  max-width: 18ch;
}

.page-faq .faq-hero__lede {
  margin-top: 22px;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-hero__metrics {
  display: flex;
  flex-wrap: wrap;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero__metric {
  flex: 1 1 40%;
  min-width: 130px;
  padding: 14px 16px 14px 0;
  border-right: 1px solid var(--faq-line);
}

.page-faq .faq-hero__metric:last-child {
  border-right: 0;
}

.page-faq .faq-hero__metric-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-faq .faq-hero__metric-label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--graphite);
}

/* ---------- 目录 + 内容 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-top: 44px;
  padding-bottom: 88px;
}

.page-faq .faq-toc {
  border-top: 2px solid var(--cyan);
  padding-top: 12px;
}

.page-faq .faq-toc__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-toc__list > li {
  flex: 0 0 auto;
}

.page-faq .faq-toc__link {
  display: block;
  padding: 8px 13px;
  border: 1px solid var(--faq-line-strong);
  color: var(--faq-text);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 240ms ease, color 240ms ease, background-color 240ms ease;
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-faq .faq-toc__link[aria-current="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-950);
  font-weight: 700;
}

.page-faq .faq-flow {
  min-width: 0;
}

.page-faq .faq-flow > * + * {
  margin-top: 68px;
}

.page-faq .faq-sec__lede {
  margin-top: 22px;
  max-width: 68ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--faq-text);
}

/* ---------- 01 五步流程 ---------- */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-step {
  position: relative;
  padding: 18px 16px 20px 20px;
  background: linear-gradient(180deg, rgba(18, 41, 61, 0.9), rgba(11, 28, 44, 0.55));
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--cyan);
}

.page-faq .faq-step__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-faq .faq-step__title {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-faq .faq-step__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-faq .faq-figure {
  margin-top: 36px;
}

.page-faq .faq-figure .figure__caption,
.page-faq .faq-mobile__figure .figure__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-callout {
  margin-top: 32px;
  padding: 22px 20px;
  background: var(--ink-950);
  border: 1px solid var(--faq-line);
  border-top: 3px solid var(--orange);
}

.page-faq .faq-callout__title {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--orange);
}

.page-faq .faq-callout__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-callout__list li {
  display: grid;
  gap: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--faq-line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--faq-text);
}

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

.page-faq .faq-callout__list span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 02 读图 ---------- */
.page-faq .faq-read {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 28px;
}

.page-faq .faq-read__col {
  padding: 22px 20px;
  background: rgba(18, 41, 61, 0.55);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-read__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-faq .faq-read__text {
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-heat {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 20px;
}

.page-faq .faq-timeline {
  margin-top: 20px;
}

.page-faq .faq-timeline__bar {
  height: 14px;
  background: linear-gradient(90deg, rgba(0, 229, 196, 0.15), rgba(0, 229, 196, 0.75) 38%, rgba(255, 92, 26, 0.85) 72%, rgba(58, 125, 68, 0.85));
  border-left: 2px solid var(--cyan);
}

.page-faq .faq-timeline__ticks {
  display: flex;
  justify-content: space-between;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--graphite);
}

.page-faq .faq-read__hint {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

.page-faq .faq-units {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin-top: 26px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-units__item {
  padding: 18px 20px;
  background: var(--ink-900);
}

.page-faq .faq-units__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--graphite);
}

.page-faq .faq-units__val {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--cyan);
}

.page-faq .faq-units__item p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-text);
}

/* ---------- 03 推送与导出 ---------- */
.page-faq .faq-push {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 28px;
}

.page-faq .faq-push__card {
  padding: 20px 18px 22px;
  background: rgba(18, 41, 61, 0.5);
  border: 1px solid var(--faq-line);
  border-bottom: 3px solid var(--grass);
}

.page-faq .faq-push__card:nth-child(2) {
  border-bottom-color: var(--cyan);
}

.page-faq .faq-push__card:nth-child(3) {
  border-bottom-color: var(--orange);
}

.page-faq .faq-push__title {
  margin: 14px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-faq .faq-push__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-faq .faq-export {
  margin-top: 26px;
  padding: 22px 20px;
  background: var(--paper);
  border-left: 3px solid var(--cyan);
}

.page-faq .faq-export__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: -0.01em;
  color: #1B2A36;
}

.page-faq .faq-export__pairs {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.page-faq .faq-export__pair {
  padding-top: 14px;
  border-top: 1px solid rgba(27, 42, 54, 0.16);
}

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

.page-faq .faq-export__fmt {
  display: inline-block;
  padding: 3px 9px;
  background: #1B2A36;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .faq-export__pair p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: #1B2A36;
}

/* ---------- 04 团队版 ---------- */
.page-faq .faq-team {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.page-faq .faq-team__intro > p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-team__roles {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-faq .faq-team__roles li {
  padding: 16px 18px;
  background: rgba(18, 41, 61, 0.55);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--silver);
}

.page-faq .faq-team__role {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-team__roles p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--faq-text);
}

.page-faq .faq-team__side {
  padding: 22px 20px;
  background: var(--ink-950);
  border: 1px solid var(--faq-line);
  border-top: 3px solid var(--cyan);
}

.page-faq .faq-team__stat {
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-team__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-faq .faq-team__cap {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  color: var(--graphite);
}

.page-faq .faq-team__note {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--graphite);
}

/* ---------- 05 移动端 ---------- */
.page-faq .faq-mobile {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 28px;
}

.page-faq .faq-mobile__figure {
  margin: 0;
  max-width: 360px;
}

.page-faq .faq-mobile__list {
  display: grid;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-mobile__item {
  padding: 18px 18px 20px;
  background: var(--ink-900);
}

.page-faq .faq-mobile__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-faq .faq-mobile__item p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 06 疑问速查 ---------- */
.page-faq .faq-groups {
  margin-top: 28px;
  display: grid;
  gap: 34px;
}

.page-faq .faq-group__title {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-q {
  border-bottom: 1px solid var(--faq-line);
  background: linear-gradient(180deg, rgba(18, 41, 61, 0.42), transparent 70%);
}

.page-faq .faq-q > summary {
  position: relative;
  display: block;
  padding: 15px 42px 15px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--mist);
  transition: color 220ms ease, background-color 220ms ease;
}

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

.page-faq .faq-q > summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  bottom: 15px;
  width: 2px;
  background: var(--faq-line-strong);
  transition: background-color 220ms ease;
}

.page-faq .faq-q > summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-q:hover > summary,
.page-faq .faq-q > summary:focus-visible {
  color: #FFFFFF;
  background-color: rgba(0, 229, 196, 0.06);
}

.page-faq .faq-q[open] > summary {
  color: #FFFFFF;
}

.page-faq .faq-q[open] > summary::before {
  background: var(--cyan);
}

.page-faq .faq-q[open] > summary::after {
  content: "\2013";
}

.page-faq .faq-q__body {
  padding: 0 42px 18px 16px;
}

.page-faq .faq-q__body p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--faq-text);
}

.page-faq .faq-next {
  margin-top: 42px;
  padding: 26px 22px;
  background: linear-gradient(120deg, rgba(0, 229, 196, 0.14), rgba(255, 92, 26, 0.1));
  border: 1px solid var(--faq-line-strong);
  border-left: 3px solid var(--orange);
}

.page-faq .faq-next__text {
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- 窄屏适配 ---------- */
@media (max-width: 479px) {
  .page-faq .faq-hero {
    padding: 40px 0 32px;
  }

  .page-faq .faq-hero__metric {
    flex: 1 1 100%;
    border-right: 0;
    border-bottom: 1px solid var(--faq-line);
    padding: 12px 0;
  }

  .page-faq .faq-hero__metric:last-child {
    border-bottom: 0;
  }

  .page-faq .faq-next__links .btn {
    width: 100%;
    text-align: center;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

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

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

  .page-faq .faq-export__pairs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }

  .page-faq .faq-export__pair {
    padding-top: 0;
    border-top: 0;
    border-left: 2px solid rgba(27, 42, 54, 0.2);
    padding-left: 16px;
  }

  .page-faq .faq-export__pair:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 32px;
  }

  .page-faq .faq-callout__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
  }

  .page-faq .faq-callout__list li:nth-child(2) {
    padding-top: 0;
    border-top: 0;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 56px;
    padding-top: 56px;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--top-h) + 28px);
  }

  .page-faq .faq-toc__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-toc__list > li + li {
    margin-top: 2px;
  }

  .page-faq .faq-toc__link {
    border: 0;
    border-left: 2px solid var(--faq-line);
    padding: 8px 0 8px 14px;
    font-size: 15px;
    color: var(--graphite);
    white-space: normal;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    background: none;
    border-left-color: var(--cyan);
    color: var(--mist);
  }

  .page-faq .faq-toc__link[aria-current="true"] {
    background: none;
    border-left-color: var(--cyan);
    color: var(--cyan);
    font-weight: 700;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-step {
    padding: 18px 14px 22px;
  }

  .page-faq .faq-team {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 32px;
  }

  .page-faq .faq-mobile {
    grid-template-columns: 340px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-faq .faq-read__col {
    padding: 26px 24px;
  }

  .page-faq .faq-callout {
    padding: 26px 24px;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-hero {
    padding: 68px 0 52px;
  }

  .page-faq .faq-flow > * + * {
    margin-top: 84px;
  }

  .page-faq .faq-team__num {
    font-size: 38px;
  }
}
<<<END>>>