.page-faq {
  --faq-line-light: rgba(247, 243, 236, 0.18);
  --faq-line-soft: rgba(247, 243, 236, 0.1);
  --faq-ink-soft: rgba(247, 243, 236, 0.78);
  --faq-ink-dim: rgba(247, 243, 236, 0.55);
  display: block;
  overflow-x: hidden;
}

.page-faq .band {
  padding: 46px 0 52px;
}

.page-faq .crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}

.page-faq .crumb a {
  color: var(--faq-ink-dim);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-faq .crumb a:hover {
  color: var(--orange);
}

.page-faq .crumb .crumb__sep {
  color: rgba(247, 243, 236, 0.3);
}

.page-faq .crumb span[aria-current="page"] {
  color: var(--faq-ink-soft);
}

.page-faq .eyebrow {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0;
  color: var(--orange);
}

.page-faq .band--paper .eyebrow,
.page-faq .band--paper2 .eyebrow {
  color: var(--orange-ink);
}

.page-faq .faq-h2 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.26;
  letter-spacing: -0.005em;
  margin: 12px 0 0;
  color: var(--ink-900);
}

.page-faq .band--ink .faq-h2 {
  color: var(--paper);
}

.page-faq .lead {
  color: var(--faq-ink-soft);
  max-width: 46ch;
  margin: 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: 56px;
  padding-bottom: 56px;
  background-image: linear-gradient(180deg, rgba(47, 68, 112, 0.42) 0%, rgba(11, 21, 38, 0) 62%);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(30px, 8.4vw, 58px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin: 14px 0 20px;
  color: var(--paper);
}

.page-faq .faq-hero .lead {
  font-size: 16px;
  line-height: 1.9;
}

.page-faq .faq-rail {
  border-top: 1px solid var(--faq-line-light);
  padding-top: 16px;
}

.page-faq .faq-rail__title {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0;
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
}

.page-faq .faq-rail__list li {
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 0;
  color: var(--faq-ink-soft);
  font-size: 14px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--paper);
  padding-left: 6px;
}

.page-faq .faq-rail__list .idx {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-300);
}

/* ---------- 三步路径 ---------- */
.page-faq .faq-open__note {
  margin: 14px 0 26px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-300);
}

.page-faq .faq-steps__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 38px;
}

.page-faq .faq-step {
  border-top: 1px solid var(--line);
}

.page-faq .faq-step:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-step > summary {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-step > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 20px;
  line-height: 1;
  color: var(--ink-300);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-step[open] > summary::after {
  content: "−";
  color: var(--orange);
}

.page-faq .faq-step__num {
  font-family: var(--font-num);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  color: var(--green);
  flex: none;
}

.page-faq .faq-step__title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  color: var(--ink-900);
}

.page-faq .faq-step > summary:hover .faq-step__title {
  color: var(--orange-ink);
}

.page-faq .faq-step__body {
  padding: 0 0 22px 40px;
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-600);
}

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

/* ---------- 扫码 ---------- */
.page-faq .faq-scan__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: center;
}

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

.page-faq .faq-scan__box {
  border: 1px solid var(--faq-line-light);
  background: var(--glass);
  padding: 28px 22px;
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-scan__box:hover {
  background: var(--glass-2);
  border-color: rgba(247, 243, 236, 0.32);
}

.page-faq .faq-scan__text {
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--faq-ink-soft);
  max-width: 52ch;
}

.page-faq .link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  color: var(--orange);
  transition: color var(--dur) var(--ease);
}

.page-faq .link-arrow::after {
  content: "→";
  font-family: var(--font-num);
  transition: transform var(--dur) var(--ease);
}

.page-faq .link-arrow:hover::after,
.page-faq .link-arrow:focus-visible::after {
  transform: translateX(4px);
}

.page-faq .band--paper .link-arrow,
.page-faq .band--paper2 .link-arrow {
  color: var(--orange-ink);
}

/* ---------- 场景分组 ---------- */
.page-faq .faq-scenes .faq-h2 {
  margin-bottom: 30px;
}

.page-faq .faq-scene {
  border-top: 1px solid var(--line-strong);
  padding: 4px 0 26px;
}

.page-faq .faq-scene__head {
  position: sticky;
  top: var(--topbar-h);
  z-index: 2;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 14px 0 10px;
  background: var(--paper-2);
}

.page-faq .faq-scene__num {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
  color: var(--orange);
  flex: none;
}

.page-faq .faq-scene__name {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.3;
  margin: 0;
  color: var(--ink-900);
}

.page-faq .faq-scene__desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--ink-300);
  max-width: 54ch;
}

.page-faq .faq-scene__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-faq .faq-scene__list li {
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ink-800);
  padding-left: 18px;
  position: relative;
  transition: padding-left var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-scene__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 1px;
  background: var(--green);
  transition: width var(--dur) var(--ease);
}

.page-faq .faq-scene__list li:hover {
  padding-left: 24px;
  color: var(--ink-900);
}

.page-faq .faq-scene__list li:hover::before {
  width: 14px;
}

/* ---------- 高频问答 ---------- */
.page-faq .faq-picks .faq-h2 {
  margin-bottom: 26px;
}

.page-faq .faq-qa {
  border-top: 1px solid var(--line);
}

.page-faq .faq-qa:last-child {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-qa > summary {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-qa__num {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--orange-ink);
  padding-top: 5px;
  flex: none;
}

.page-faq .faq-qa__q {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-900);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-qa > summary:hover .faq-qa__q {
  color: var(--orange-ink);
}

.page-faq .faq-qa[open] > summary .faq-qa__q {
  color: var(--orange-ink);
}

.page-faq .faq-qa__body {
  padding: 0 0 24px 32px;
  border-left: 2px solid var(--orange);
  margin-left: 4px;
}

.page-faq .faq-qa__body p {
  margin: 0;
  padding-left: 12px;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-600);
}

/* ---------- 检索与版本 ---------- */
.page-faq .faq-search__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-faq .faq-search__body p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--ink-800);
  max-width: 62ch;
}

.page-faq .faq-search__links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  margin-top: 6px;
}

.page-faq .faq-search__links .link-arrow {
  margin-top: 10px;
}

/* ---------- 联系 ---------- */
.page-faq .faq-contact {
  background-image: linear-gradient(200deg, rgba(58, 157, 143, 0.16) 0%, rgba(11, 21, 38, 0) 58%);
}

.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-faq .faq-contact__text {
  margin: 18px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--faq-ink-soft);
  max-width: 50ch;
}

.page-faq .faq-contact__links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  margin: 8px 0 0;
}

.page-faq .faq-contact__card {
  border: 1px solid var(--faq-line-light);
  background: var(--glass);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-contact__card:hover {
  background: var(--glass-2);
  border-color: rgba(247, 243, 236, 0.3);
}

.page-faq .faq-contact__list {
  margin: 0;
  padding: 0;
}

.page-faq .faq-contact__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--faq-line-soft);
}

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

.page-faq .faq-contact__row dt {
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line-soft);
  font-size: 13px;
  line-height: 1.8;
  color: var(--faq-ink-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-scene__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 44px;
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 116px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-faq .faq-contact__row dt {
    padding-top: 4px;
  }

  .page-faq .faq-search__links,
  .page-faq .faq-contact__links {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 28px;
  }
}

@media (min-width: 980px) {
  .page-faq .band {
    padding: 64px 0 72px;
  }

  .page-faq .faq-hero {
    padding-top: 72px;
    padding-bottom: 80px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 0.82fr);
    gap: 56px;
    align-items: end;
  }

  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.6fr);
    gap: 58px;
    align-items: start;
  }

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

  .page-faq .faq-scan__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 52px;
  }

  .page-faq .faq-scan__box {
    padding: 40px 36px;
  }

  .page-faq .faq-search__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-contact__card {
    padding: 34px 30px;
  }

  .page-faq .faq-step > summary {
    padding: 22px 0;
  }

  .page-faq .faq-step__body {
    padding-left: 56px;
  }

  .page-faq .faq-qa > summary {
    padding: 24px 0;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-scene {
    padding-bottom: 34px;
  }

  .page-faq .faq-scene__head {
    padding: 18px 0 12px;
  }

  .page-faq .faq-scene__list li {
    padding: 13px 0 13px 20px;
  }
}
<<<END>>>