.page-faq {
  --faq-ink-soft: rgba(242, 236, 224, 0.78);
  --faq-ink-dim: rgba(147, 162, 184, 0.92);
  --faq-line: rgba(201, 165, 92, 0.28);
  background: var(--indigo-900);
  color: var(--paper-100);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq .breadcrumb {
  padding-top: 18px;
  padding-bottom: 4px;
}

.page-faq .index-label {
  color: var(--mist-400);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  background:
    radial-gradient(90% 120% at 92% -10%, rgba(36, 64, 110, 0.85) 0%, rgba(11, 22, 38, 0) 62%),
    var(--indigo-900);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: 24px;
  padding-bottom: 46px;
}

.page-faq .faq-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(29px, 5.4vw, 54px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper-100);
}

.page-faq .faq-hero__intro {
  max-width: 30em;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-faq .faq-hero__facts .mono {
  font-family: var(--font-mono);
  font-size: clamp(17px, 3.4vw, 23px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--gold-200);
}

.page-faq .faq-hero__facts li > span:last-child {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--faq-ink-dim);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  justify-self: start;
  width: 100%;
  max-width: 420px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  background: var(--indigo-700);
}

.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid var(--faq-line);
  pointer-events: none;
}

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

/* 检索区 */
.page-faq .faq-search {
  padding: 44px 0 10px;
}

.page-faq .faq-search__board {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 24px 20px 26px;
  border: 2px solid var(--gold-500);
  border-radius: var(--radius);
  background: var(--indigo-700);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-search__beam {
  position: absolute;
  inset: 0;
  z-index: -1;
  margin: 0;
  pointer-events: none;
}

.page-faq .faq-search__beam img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.page-faq .faq-search__head {
  position: relative;
}

.page-faq .faq-search__head h2 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 31px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-faq .faq-search__head p:last-child {
  max-width: 42em;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

.page-faq .faq-search__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-faq .faq-search__modes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 18px;
}

.page-faq .faq-search__mode {
  padding: 10px 15px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: rgba(5, 10, 18, 0.5);
  color: var(--faq-ink-dim);
  font-size: 13.5px;
  line-height: 1;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease, border-color 140ms ease;
}

.page-faq #faqModeVersion:checked ~ .faq-search__modes label[for="faqModeVersion"],
.page-faq #faqModeDevice:checked ~ .faq-search__modes label[for="faqModeDevice"],
.page-faq #faqModeService:checked ~ .faq-search__modes label[for="faqModeService"] {
  background: var(--gold-200);
  border-color: var(--gold-200);
  color: var(--ink-950);
  font-weight: 700;
}

.page-faq #faqModeVersion:focus-visible ~ .faq-search__modes label[for="faqModeVersion"],
.page-faq #faqModeDevice:focus-visible ~ .faq-search__modes label[for="faqModeDevice"],
.page-faq #faqModeService:focus-visible ~ .faq-search__modes label[for="faqModeService"] {
  outline: 2px solid var(--jade-500);
  outline-offset: 2px;
}

.page-faq .faq-search__pane {
  display: none;
}

.page-faq #faqModeVersion:checked ~ .faq-search__panes .faq-search__pane--version,
.page-faq #faqModeDevice:checked ~ .faq-search__panes .faq-search__pane--device,
.page-faq #faqModeService:checked ~ .faq-search__panes .faq-search__pane--service {
  display: block;
}

.page-faq .faq-search__field {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px 12px 14px;
  border: 2px solid var(--gold-500);
  border-radius: var(--radius);
  background: rgba(5, 10, 18, 0.62);
  box-shadow: inset 0 2px 10px rgba(5, 10, 18, 0.8);
}

.page-faq .faq-search__glyph {
  position: relative;
  flex: none;
  width: 13px;
  height: 13px;
  border: 2px solid var(--gold-500);
  border-radius: 50%;
}

.page-faq .faq-search__glyph::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 9px;
  width: 6px;
  height: 2px;
  background: var(--gold-500);
  transform: rotate(45deg);
  transform-origin: left center;
}

.page-faq .faq-search__query {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--paper-100);
}

.page-faq .faq-search__submit {
  flex: none;
  padding: 6px 12px;
  border-radius: 2px;
  background: var(--gold-500);
  color: var(--ink-950);
  font-size: 12px;
  font-weight: 700;
}

.page-faq .faq-search__hits {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: rgba(11, 22, 38, 0.72);
  overflow: hidden;
}

.page-faq .faq-search__hit {
  padding: 12px 14px;
  border-bottom: 1px solid var(--faq-line);
}

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

.page-faq .faq-search__hit-link {
  display: inline-block;
  color: var(--gold-200);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.55;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-search__hit-link:hover {
  text-decoration-color: var(--gold-500);
  text-decoration-thickness: 2px;
}

.page-faq .faq-search__hit-meta {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--faq-ink-dim);
}

.page-faq mark.hl {
  padding: 0 3px;
  border-radius: 2px;
  background: var(--gold-200);
  color: var(--ink-950);
  font-weight: 700;
}

/* 主题入口 */
.page-faq .faq-topics {
  padding: 52px 0 10px;
}

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

.page-faq .faq-section__head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.6vw, 32px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

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

.page-faq .faq-topic {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px 20px;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  background: var(--indigo-700);
  box-shadow: var(--shadow-soft);
  color: var(--paper-100);
  text-decoration: none;
  transition: transform 180ms var(--ease-expo), box-shadow 180ms var(--ease-expo), background-color 180ms ease;
}

.page-faq .faq-topic--a {
  border-color: var(--gold-500);
}

.page-faq .faq-topic:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--ink-950);
  background: var(--indigo-500);
}

.page-faq .faq-topic:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 3px;
}

.page-faq .faq-topic__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-500);
}

.page-faq .faq-topic h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper-100);
}

.page-faq .faq-topic p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--faq-ink-soft);
}

.page-faq .faq-topic__meta {
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
  color: var(--faq-ink-dim);
}

/* 正文与抽屉 */
.page-faq .faq-body {
  padding: 52px 0 20px;
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 18px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 50px;
}

.page-faq .faq-group h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-faq .faq-group__lead {
  max-width: 36em;
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

.page-faq .faq-subhead {
  margin: 30px 0 12px;
  padding-left: 11px;
  border-left: 3px solid var(--gold-500);
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--paper-100);
}

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

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

.page-faq .faq-q__summary {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 28px 15px 0;
  list-style: none;
  cursor: pointer;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-100);
  transition: color 140ms ease;
}

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

.page-faq .faq-q__summary:hover {
  color: var(--gold-200);
}

.page-faq .faq-q__summary:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

.page-faq .faq-q__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-400);
  transition: color 200ms ease;
}

.page-faq .faq-q[open] .faq-q__no {
  color: var(--gold-500);
}

.page-faq .faq-q__title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q__summary::after {
  content: "+";
  position: absolute;
  top: 14px;
  right: 4px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--gold-500);
}

.page-faq .faq-q[open] .faq-q__summary::after {
  content: "−";
}

.page-faq .faq-q__body {
  padding: 0 20px 18px 0;
  font-size: 13.8px;
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-q__body p {
  max-width: 34em;
  margin: 0 0 10px;
}

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

.page-faq .faq-q__body a {
  color: var(--gold-200);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-q__body a:hover {
  text-decoration-color: var(--gold-500);
  text-decoration-thickness: 2px;
}

.page-faq .faq-states {
  display: grid;
  gap: 9px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-states li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 9px;
  font-size: 13.2px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .tag--warn {
  background: rgba(201, 165, 92, 0.16);
  border-color: var(--gold-500);
  color: var(--gold-200);
}

.page-faq .tag--stop {
  background: rgba(192, 100, 62, 0.18);
  border-color: var(--clay-600);
  color: #E9A98B;
}

/* 抽屉索引 */
.page-faq .faq-drawer {
  order: -1;
  padding: 16px 16px 10px;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  background: var(--indigo-700);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-drawer__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist-400);
}

.page-faq .faq-drawer__group {
  border-top: 1px solid var(--faq-line);
  padding: 10px 0;
}

.page-faq .faq-drawer__group > summary {
  display: flex;
  align-items: baseline;
  gap: 8px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper-100);
}

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

.page-faq .faq-drawer__group > summary:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

.page-faq .faq-drawer__group > summary .mono {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--gold-500);
}

.page-faq .faq-drawer__group > summary::after {
  content: "";
  margin-left: auto;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid var(--gold-500);
  border-bottom: 1.5px solid var(--gold-500);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 220ms var(--ease-expo);
}

.page-faq .faq-drawer__group[open] > summary::after {
  transform: rotate(-135deg) translateY(-2px);
}

.page-faq .faq-drawer__list {
  display: grid;
  gap: 1px;
  margin: 8px 0 0;
  padding: 0 0 0 4px;
  list-style: none;
  border-left: 1px solid var(--faq-line);
  transition: border-color 200ms ease;
}

.page-faq .faq-drawer__group[open] .faq-drawer__list {
  border-left-color: var(--gold-500);
}

.page-faq .faq-drawer__link {
  display: block;
  padding: 5px 0 5px 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--faq-ink-soft);
  text-decoration: none;
}

.page-faq .faq-drawer__link:hover {
  color: var(--gold-200);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

/* 人工通道 */
.page-faq .faq-human {
  padding: 52px 0 68px;
}

.page-faq .faq-human__panel {
  padding-top: 26px;
  border-top: 2px solid var(--gold-500);
}

.page-faq .faq-human__panel h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.6vw, 31px);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--paper-100);
}

.page-faq .faq-human__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 22px;
}

.page-faq .faq-human h3 {
  margin: 0 0 12px;
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper-100);
}

.page-faq .faq-human__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-human__list li {
  display: flex;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--hair-mist);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

.page-faq .faq-human__list .mono {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold-500);
}

.page-faq .faq-human__note {
  max-width: 34em;
  margin: 16px 0 0;
  font-size: 12.8px;
  line-height: 1.8;
  color: var(--faq-ink-dim);
}

.page-faq .faq-human__contact {
  padding: 20px;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  background: var(--indigo-700);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-human__key {
  margin: 0 0 4px;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--mist-400);
}

.page-faq .faq-human__val {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: var(--paper-100);
  overflow-wrap: anywhere;
}

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

/* 响应式 */
@media (min-width: 720px) {
  .page-faq .faq-search__board {
    padding: 30px 32px 32px;
  }

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

@media (min-width: 820px) {
  .page-faq .faq-human__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 42px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 54px;
    padding-top: 48px;
    padding-bottom: 68px;
  }

  .page-faq .faq-hero__figure {
    aspect-ratio: 4 / 5;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-topics__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-faq .faq-topic--a {
    grid-column: span 7;
  }

  .page-faq .faq-topic--b {
    grid-column: span 5;
  }

  .page-faq .faq-topic--c {
    grid-column: span 5;
  }

  .page-faq .faq-topic--d {
    grid-column: span 7;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 1fr) 292px;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-drawer {
    order: 0;
    position: sticky;
    top: 96px;
    padding: 18px 18px 12px;
  }

  .page-faq .faq-q__body {
    padding-right: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-topic,
  .page-faq .faq-drawer__group > summary::after,
  .page-faq .faq-q__no,
  .page-faq .faq-drawer__list {
    transition: none;
  }

  .page-faq .faq-topic:hover {
    transform: none;
  }
}

<<<END>>>