.page-faq {
  background: var(--ink);
  color: var(--cream);
  overflow-x: clip;
}

.page-faq .container {
  max-width: var(--content-max);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 18px 0 0;
  font-family: var(--mono);
}

.page-faq .breadcrumbs__item {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--graphite);
  text-decoration: none;
}

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

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin: 0 8px;
  color: var(--line-strong);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(24px, 4vw, 56px) 0 clamp(32px, 5vw, 72px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(115deg, rgba(59, 240, 196, 0.055) 0 1px, transparent 1px 68px),
    radial-gradient(120% 85% at 88% 0%, rgba(20, 58, 44, 0.85), transparent 62%);
}

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

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

.page-faq .faq-title {
  margin: 12px 0 0;
  font-family: var(--sans);
  font-weight: 200;
  font-size: clamp(38px, 8vw, 92px);
  line-height: 1.02;
  letter-spacing: 0.01em;
}

.page-faq .faq-title .display__bold {
  display: block;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--cream);
}

.page-faq .faq-lede {
  max-width: 48ch;
  margin: 18px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 22px 0 0;
  padding: 11px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-faq .faq-path span[aria-hidden="true"] {
  color: var(--cyan);
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(126px, 1fr));
  gap: 16px;
  margin: 22px 0 0;
}

.page-faq .faq-stats .stat {
  padding-left: 12px;
  border-left: 1px solid var(--line-strong);
}

.page-faq .faq-stats .stat__value {
  display: block;
  font-family: var(--mono);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stats .stat--flame .stat__value {
  color: var(--flame);
}

.page-faq .faq-stats .stat__label {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--graphite);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-shot {
  position: relative;
  display: block;
  margin: 0;
  aspect-ratio: 9 / 10;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--board), var(--ink));
}

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

.page-faq .faq-shot::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 46%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(6, 18, 15, 0.92));
}

.page-faq .media__label {
  position: absolute;
  z-index: 2;
  right: 10px;
  bottom: 10px;
  padding: 5px 9px;
  background: rgba(6, 18, 15, 0.62);
  border: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-board-section {
  padding: clamp(40px, 6vw, 88px) 0 0;
}

.page-faq .faq-board {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-cats {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 2px 10px;
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-cats::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-cats::-webkit-scrollbar-thumb {
  background: var(--line-strong);
}

.page-faq .faq-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
  padding: 9px 13px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: transparent;
  color: var(--mist);
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: 0.05em;
  white-space: nowrap;
  cursor: pointer;
  transition:
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-faq .faq-chip:hover {
  border-color: var(--line-strong);
  color: var(--cream);
}

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

.page-faq .faq-chip[aria-pressed="true"] {
  border-color: var(--cyan);
  background: var(--cyan-wash);
  color: var(--cream);
}

.page-faq .faq-chip__idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--graphite);
}

.page-faq .faq-chip[aria-pressed="true"] .faq-chip__idx {
  color: var(--cyan);
}

.page-faq .faq-cats .filter-reset {
  flex: 0 0 auto;
  padding: 9px 6px;
  border: 0;
  background: none;
  color: var(--graphite);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.12em;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .faq-cats .filter-reset:hover,
.page-faq .faq-cats .filter-reset:focus-visible {
  color: var(--cyan);
}

.page-faq .faq-group {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-faq .faq-group.is-filtered-out {
  display: none;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.page-faq .faq-group__idx {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--cyan);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--cream);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-q {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-q__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  color: var(--cream);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-q__head::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 20px;
  line-height: 1.2;
  color: var(--mist);
  transition:
    transform var(--dur) var(--ease),
    color var(--dur) var(--ease);
}

.page-faq .faq-q[open] > .faq-q__head::after {
  transform: rotate(45deg);
  color: var(--cyan);
}

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

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

.page-faq .faq-q__q {
  font-size: 15.5px;
  font-weight: 500;
  line-height: 1.65;
}

.page-faq .faq-q__body {
  padding: 0 2px 20px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-q__body p {
  max-width: 68ch;
  margin: 0 0 10px;
}

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

.page-faq .faq-num {
  font-family: var(--mono);
  font-weight: 900;
  color: var(--flame);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-mark {
  padding: 0 4px;
  border-radius: 2px;
  background: rgba(159, 233, 214, 0.12);
  color: var(--cream);
}

.page-faq .faq-link {
  display: inline-block;
  color: var(--cyan);
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 1px;
  transition: background-size 220ms var(--ease);
}

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  background-size: 100% 1px;
}

.page-faq .faq-figure {
  margin: clamp(20px, 3vw, 32px) 0 0;
}

.page-faq .faq-figure .media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--board), var(--ink));
}

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

.page-faq .faq-figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 40%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(6, 18, 15, 0.88));
}

/* ---------- 下一步 ---------- */
.page-faq .faq-next {
  padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 8vw, 104px);
}

.page-faq .faq-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-faq .faq-next__card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(12, 35, 28, 0.6), rgba(6, 18, 15, 0.2));
  color: var(--cream);
  text-decoration: none;
  transition:
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-faq .faq-next__card:hover,
.page-faq .faq-next__card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

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

.page-faq .faq-next__idx {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--cyan);
}

.page-faq .faq-next__title {
  font-size: 17px;
  font-weight: 700;
}

.page-faq .faq-next__desc {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-board {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-cats {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-bottom: 0;
  }

  .page-faq .faq-chip {
    justify-content: flex-start;
    width: 100%;
    padding: 13px 14px;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
  }

  .page-faq .faq-chip[aria-pressed="true"] {
    border-left-color: var(--cyan);
  }

  .page-faq .faq-cats .filter-reset {
    padding: 16px 14px 0;
    text-align: left;
  }

  .page-faq .faq-group__head {
    gap: 18px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-next__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-chip,
  .page-faq .faq-q__head,
  .page-faq .faq-q__head::after,
  .page-faq .faq-link,
  .page-faq .faq-next__card {
    transition-duration: 1ms;
  }

  .page-faq .faq-next__card:hover,
  .page-faq .faq-next__card:focus-visible {
    transform: none;
  }
}
<<<END>>>