.page-faq {
  --faq-rec: var(--table);
  --faq-entry: var(--chip);
  --faq-guide: var(--gold);
  --faq-acct: var(--fog);
  --faq-c: var(--chip);
  background: var(--paper);
  color: var(--graphite);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 34px 0 30px;
  border-bottom: var(--frame);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.16;
  font-size: clamp(28px, 6.4vw, 52px);
  color: var(--table);
  margin: 12px 0 0;
  max-width: 20ch;
}

.page-faq .faq-hero .lead {
  margin: 18px 0 0;
  font-size: 15px;
  line-height: 1.78;
  max-width: 46ch;
  color: var(--graphite);
}

.page-faq .faq-hero__side {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 4px;
  border-left: 4px solid var(--chip);
  padding-left: 16px;
}

.page-faq .faq-hero__big {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(46px, 13vw, 84px);
  line-height: 1;
  color: var(--chip);
}

.page-faq .faq-hero__side-label {
  font-size: 13px;
  line-height: 1.6;
  color: var(--fog);
}

@media (min-width: 880px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 168px;
    align-items: flex-end;
    gap: 40px;
    padding: 54px 0 38px;
  }
}

/* ---------- 关键词过滤条 ---------- */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 30px 0 0;
  padding: 14px 0;
  border-top: 1px solid var(--sand);
  border-bottom: 1px solid var(--sand);
}

.page-faq .faq-filter__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--fog);
  flex: none;
}

.page-faq .faq-filter__input {
  flex: 1 1 190px;
  min-width: 0;
}

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

.page-faq .faq-filter .filter-chip {
  cursor: pointer;
}

.page-faq .faq-filter__count {
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--fog);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 30px;
  margin-top: 30px;
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 188px minmax(0, 1fr);
    gap: 56px;
    margin-top: 46px;
  }
}

/* ---------- 左侧分类索引 ---------- */
.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--fog);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  font-size: 14px;
  color: var(--graphite);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .faq-index__link:hover {
  color: var(--chip);
}

.page-faq .faq-index__link.is-active {
  color: var(--table);
  font-weight: 700;
  border-bottom-color: var(--chip);
}

.page-faq .faq-index__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-faq .faq-index__dot--record { background: var(--faq-rec); }
.page-faq .faq-index__dot--entry { background: var(--faq-entry); }
.page-faq .faq-index__dot--guide { background: var(--faq-guide); }
.page-faq .faq-index__dot--account { background: var(--faq-acct); }

.page-faq .faq-index__label {
  flex: 1;
}

.page-faq .faq-index__n {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--fog);
}

.page-faq .faq-index__link.is-active .faq-index__n {
  color: var(--chip);
}

@media (min-width: 1000px) {
  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
    align-self: start;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    gap: 0;
    padding: 0;
    overflow: visible;
  }

  .page-faq .faq-index__link {
    gap: 10px;
    padding: 10px 0 10px 0;
    border-bottom: 0;
    border-left: 3px solid transparent;
    padding-left: 12px;
  }

  .page-faq .faq-index__link.is-active {
    border-left-color: var(--chip);
  }
}

/* ---------- 分类与问答列表 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

.page-faq .faq-group--record { --faq-c: var(--faq-rec); }
.page-faq .faq-group--entry { --faq-c: var(--faq-entry); }
.page-faq .faq-group--guide { --faq-c: var(--faq-guide); }
.page-faq .faq-group--account { --faq-c: var(--faq-acct); }

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  padding-bottom: 14px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(20px, 3.2vw, 28px);
  letter-spacing: -0.01em;
  color: var(--table);
  border-bottom: 1px solid var(--sand);
}

.page-faq .faq-group__dot {
  width: 10px;
  height: 10px
  ;
  border-radius: 50%;
  flex: none;
  transform: translateY(-2px);
  background: var(--faq-c);
}

.page-faq .faq-group__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  font-weight: 400;
  color: var(--fog);
}

.page-faq .faq-group__intro {
  margin: 14px 0 4px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--fog);
  max-width: 48ch;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 20px 0 10px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-a) var(--r-b) var(--r-a) var(--r-b);
}

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--fog);
}

/* ---------- 单条问答 ---------- */
.page-faq .faq-item {
  position: relative;
  border-bottom: 1px solid var(--sand);
}

.page-faq .faq-item__summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 4px 18px 0;
  cursor: pointer;
  list-style: none;
  transition: padding-left 0.2s var(--ease);
}

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

.page-faq .faq-item__summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 3px;
  background: var(--chip);
  opacity: 0;
  transform: scaleY(0.35);
  transform-origin: top center;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .faq-item[open] > .faq-item__summary {
  padding-left: 14px;
}

.page-faq .faq-item[open] > .faq-item__summary::before {
  opacity: 1;
  transform: scaleY(1);
}

.page-faq .faq-item__summary:focus-visible {
  outline: 2px solid var(--chip);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-faq .faq-item__num {
  flex: none;
  width: 30px;
  padding-top: 2px;
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--fog);
}

.page-faq .faq-item[open] > .faq-item__summary .faq-item__num {
  color: var(--chip);
}

.page-faq .faq-item__q {
  flex: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--table);
}

@media (min-width: 700px) {
  .page-faq .faq-item__q {
    font-size: 17px;
  }
}

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

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

.page-faq .faq-item__mark::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 2px;
}

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

.page-faq .faq-item[open] > .faq-item__summary .faq-item__mark::before {
  background: var(--chip);
}

.page-faq .faq-item__body {
  padding: 0 0 22px 44px;
}

.page-faq .faq-item__body p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.78;
  max-width: 62ch;
  color: var(--graphite);
}

.page-faq .faq-item__body p:first-child {
  padding: 12px 16px 12px 18px;
  background: var(--sand);
  border-left: 3px solid var(--faq-c, var(--chip));
  border-radius: 0 var(--r-a) var(--r-a) 0;
  text-indent: 2em;
}

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

@media (max-width: 520px) {
  .page-faq .faq-item__summary {
    gap: 10px;
  }

  .page-faq .faq-item__num {
    width: 24px;
    font-size: 12px;
  }

  .page-faq .faq-item__body {
    padding-left: 34px;
  }

  .page-faq .faq-item__body p:first-child {
    padding: 12px 14px;
    text-indent: 0;
  }
}

/* ---------- 底部联系带 ---------- */
.page-faq .faq-cta {
  margin-top: 72px;
}

.page-faq .faq-cta .kicker {
  color: var(--gold);
}

.page-faq .faq-cta h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.015em;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.24;
  color: var(--paper);
  max-width: 22ch;
}

.page-faq .faq-cta p {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(247, 245, 239, 0.8);
  max-width: 58ch;
}

.page-faq .faq-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin: 16px 0 0;
}

.page-faq .faq-copy .copy-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .faq-cta__note {
  margin-top: 18px;
  font-size: 13px;
  color: rgba(247, 245, 239, 0.62);
}

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

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