.page-faq {
  --faq-card: rgba(42, 54, 72, 0.42);
  --faq-card-open: rgba(42, 54, 72, 0.72);
  --faq-rule: rgba(212, 162, 74, 0.22);
  --faq-rule-soft: rgba(212, 162, 74, 0.13);
  --faq-glow: rgba(212, 162, 74, 0.16);
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4vw, 40px) 0 clamp(38px, 6vw, 76px);
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(212, 162, 74, 0.16), transparent 62%),
    radial-gradient(80% 80% at 0% 100%, rgba(232, 98, 44, 0.08), transparent 70%),
    linear-gradient(180deg, #0b1420 0%, #080b10 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: clamp(20px, 3.5vw, 36px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  align-items: center;
}

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

.page-faq .faq-hero .eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 12px;
}

.page-faq .faq-hero .display-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 5.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 20em;
}

.page-faq .faq-hero .lede {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.85;
  color: rgba(242, 230, 207, 0.78);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--faq-rule-soft);
}

.page-faq .faq-hero__stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--faq-rule-soft);
}

.page-faq .faq-hero__stat-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.04em;
  min-width: 3.2em;
}

.page-faq .faq-hero__stat-label {
  font-size: 14px;
  color: var(--mist);
  line-height: 1.6;
}

.page-faq .faq-hero__media {
  margin: 0;
  min-width: 0;
  border: 1px solid var(--faq-rule);
  background: linear-gradient(160deg, rgba(14, 26, 43, 0.9), rgba(8, 11, 16, 0.9));
  box-shadow: var(--shadow-deep);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  opacity: 0.92;
}

.page-faq .faq-hero__media .media-frame__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--faq-rule-soft);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ---------- 问答台 ---------- */

.page-faq .faq-bench {
  padding: clamp(36px, 6vw, 72px) 0 clamp(40px, 7vw, 88px);
  background:
    linear-gradient(180deg, rgba(14, 26, 43, 0.35) 0%, rgba(8, 11, 16, 0) 180px),
    var(--ink);
}

.page-faq .faq-bench__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(20px, 2.6vw, 28px);
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-bench__bar {
  display: grid;
  gap: 16px;
  padding: 18px;
  margin-bottom: clamp(28px, 4vw, 44px);
  border: 1px solid var(--faq-rule);
  background: linear-gradient(180deg, rgba(14, 26, 43, 0.95), rgba(8, 11, 16, 0.85));
  box-shadow: var(--shadow-chip);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 0 100%);
}

.page-faq .faq-search {
  display: grid;
  gap: 8px;
  min-width: 0;
}

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

.page-faq .faq-search__input {
  width: 100%;
  box-sizing: border-box;
  padding: 13px 15px;
  background: var(--navy);
  border: 1px solid rgba(212, 162, 74, 0.38);
  border-radius: 2px;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-search__input::placeholder {
  color: rgba(140, 152, 166, 0.85);
}

.page-faq .faq-search__input:focus-visible {
  outline: 2px solid var(--highlight);
  outline-offset: 2px;
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(246, 217, 140, 0.12);
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-filters .tag {
  text-decoration: none;
  border-radius: 1px;
}

.page-faq .faq-filters .tag:hover,
.page-faq .faq-filters .tag:focus-visible {
  background: rgba(212, 162, 74, 0.2);
  border-color: var(--gold);
}

.page-faq .faq-bench__grid {
  display: grid;
  gap: 32px;
  align-items: start;
}

/* ---------- 索引 ---------- */

.page-faq .faq-index {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--faq-rule-soft);
  background: rgba(14, 26, 43, 0.6);
}

.page-faq .faq-index__cap {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--copper);
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--faq-rule);
}

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

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 10px;
  padding: 10px 10px 10px 14px;
  text-decoration: none;
  color: rgba(242, 230, 207, 0.82);
  font-size: 14px;
  line-height: 1.5;
  border-bottom: 1px solid var(--faq-rule-soft);
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-index__num {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-faq .faq-index__count {
  color: var(--mist);
  font-size: 11px;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: rgba(212, 162, 74, 0.1);
  color: var(--paper);
  box-shadow: inset 2px 0 0 var(--gold);
}

.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--highlight);
  outline-offset: -2px;
}

.page-faq .faq-index__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-index__inline {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 分类组 ---------- */

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

.page-faq .faq-group {
  scroll-margin-top: 92px;
  padding-top: 22px;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(34px, 5vw, 56px);
}

.page-faq .faq-group--slate {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--faq-rule-soft);
  border-top: 2px solid var(--copper);
  background: linear-gradient(170deg, rgba(42, 54, 72, 0.55), rgba(14, 26, 43, 0.42));
}

.page-faq .faq-group--band {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--faq-rule-soft);
  border-top: 2px solid var(--lava);
  background: linear-gradient(170deg, rgba(14, 26, 43, 0.9), rgba(8, 11, 16, 0.75));
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.page-faq .faq-group__num {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
  padding: 2px 8px;
  border: 1px solid var(--faq-rule);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 25px);
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-faq .faq-group__badge {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.page-faq .faq-group__intro {
  margin: 12px 0 18px;
  max-width: 46em;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(242, 230, 207, 0.68);
}

.page-faq .faq-group__media {
  margin: 0 0 20px;
  border: 1px solid var(--faq-rule-soft);
  background: rgba(8, 11, 16, 0.6);
}

.page-faq .faq-group__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  opacity: 0.9;
}

.page-faq .faq-group__media .media-frame__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-rule-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 折叠项 ---------- */

.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--faq-rule-soft);
  border-left: 2px solid rgba(212, 162, 74, 0.3);
  background: var(--faq-card);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

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

.page-faq .faq-item:hover {
  border-color: var(--faq-rule);
  border-left-color: var(--copper);
}

.page-faq .faq-item[open] {
  border-left-color: var(--gold);
  background: var(--faq-card-open);
}

.page-faq .faq-item__summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--highlight);
  outline-offset: -2px;
}

.page-faq .faq-item__no {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--copper);
  white-space: nowrap;
}

.page-faq .faq-item[open] .faq-item__no {
  color: var(--gold);
}

.page-faq .faq-item__q {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.page-faq .faq-item__mark {
  position: relative;
  width: 12px;
  height: 12px;
  align-self: center;
  flex: none;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  left: 5px;
  top: 0;
  width: 1.5px;
  height: 12px;
}

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

.page-faq .faq-item__body {
  padding: 0 16px 16px calc(16px + 5.6em);
  font-size: 14px;
  line-height: 1.9;
  color: rgba(242, 230, 207, 0.78);
}

.page-faq .faq-item__body p {
  margin: 0;
  max-width: 40em;
}

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

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  color: var(--highlight);
}

/* ---------- 四步尺 ---------- */

.page-faq .faq-steps {
  display: grid;
  gap: 10px;
  margin: 16px 0 2px;
  padding: 0;
}

.page-faq .faq-steps .step-rail__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--faq-rule-soft);
  background: rgba(8, 11, 16, 0.55);
}

.page-faq .faq-steps .step-rail__index {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gold);
  border: 1px solid var(--faq-rule);
  padding: 1px 6px;
}

.page-faq .faq-steps .step-rail__body {
  min-width: 0;
}

.page-faq .faq-steps .step-rail__title {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-faq .faq-steps .step-rail__item:last-child {
  border-color: rgba(232, 98, 44, 0.42);
}

.page-faq .faq-steps .step-rail__item:last-child .step-rail__index {
  color: var(--lava);
  border-color: rgba(232, 98, 44, 0.5);
}

/* ---------- 收尾 ---------- */

.page-faq .faq-outro {
  border-top: 1px solid var(--line-soft);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(212, 162, 74, 0.12), transparent 65%),
    linear-gradient(180deg, #0e1a2b 0%, #080b10 100%);
}

.page-faq .faq-outro__grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-faq .faq-outro .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lava);
}

.page-faq .faq-outro__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3vw, 32px);
  line-height: 1.28;
  color: var(--paper);
}

.page-faq .faq-outro__text {
  margin: 14px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(242, 230, 207, 0.72);
}

.page-faq .faq-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-bottom: 1px solid var(--faq-rule-soft);
  }

  .page-faq .faq-hero__stat {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 14px 14px 14px 0;
    border-bottom: 0;
    border-right: 1px solid var(--faq-rule-soft);
  }

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

  .page-faq .faq-hero__stat-num {
    min-width: 0;
  }

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

  .page-faq .faq-item__body {
    padding-left: calc(16px + 5.8em);
    font-size: 15px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-bench__bar {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 20px;
  }

  .page-faq .faq-search {
    max-width: 30em;
  }

  .page-faq .faq-filters {
    justify-content: flex-end;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    margin-top: 20px;
  }

  .page-faq .faq-steps .step-rail__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 16px 12px 12px;
    border: 0;
    border-top: 1px solid var(--faq-rule);
    background: transparent;
    position: relative;
  }

  .page-faq .faq-steps .step-rail__item::before {
    content: "";
    position: absolute;
    left: 12px;
    top: -4px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 162, 74, 0.16);
  }

  .page-faq .faq-steps .step-rail__item:last-child::before {
    background: var(--lava);
    box-shadow: 0 0 0 3px rgba(232, 98, 44, 0.2);
  }

  .page-faq .faq-group__media img {
    aspect-ratio: 5 / 3;
  }

  .page-faq .faq-outro__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 40px;
  }

  .page-faq .faq-outro__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.92fr);
    gap: 48px;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-bench__grid {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 44px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-item__summary {
    padding: 16px 20px;
  }

  .page-faq .faq-item__body {
    padding: 0 20px 18px calc(20px + 6em);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-search__input,
  .page-faq .faq-index__link {
    transition: none;
  }
}
<<<END>>>