.page-faq {
  --faq-side-w: 232px;
  --faq-cue: #7A4318;
  padding-bottom: clamp(3rem, 6vw, 5rem);
  color: var(--text);
  font-family: var(--font-body);
  background-color: var(--paper);
  background-image:
    linear-gradient(90deg, rgba(214, 208, 196, .30) 1px, transparent 1px),
    linear-gradient(rgba(214, 208, 196, .30) 1px, transparent 1px);
  background-size: 56px 56px, 56px 56px;
}

.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.4rem, 3.4vw, 2.6rem) 0 clamp(1.6rem, 3vw, 2.4rem);
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 92px;
  height: 3px;
  background: var(--amber);
}

.page-faq .faq-hero__title {
  margin: .5rem 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 4.6vw, 3rem);
  line-height: 1.22;
  letter-spacing: .01em;
  color: var(--ink-900);
  max-width: 22ch;
}

.page-faq .faq-hero__lede {
  margin-top: 1rem;
  max-width: 62ch;
  font-size: clamp(.95rem, 1.5vw, 1.05rem);
  line-height: 1.9;
  color: var(--text-soft);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem 2.2rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px dashed var(--rule);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .02em;
  color: var(--text-soft);
}

.page-faq .faq-hero__stats b {
  display: inline-block;
  margin-right: .35rem;
  font-size: .95rem;
  color: var(--amber);
}

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  padding-top: clamp(1.6rem, 3vw, 2.6rem);
}

/* 左侧分类锚点 */
.page-faq .faq-side {
  min-width: 0;
}

.page-faq .faq-side__title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.page-faq .faq-side__list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0 0 .3rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-side__link {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .38rem .85rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper);
  font-family: var(--font-head);
  font-size: .84rem;
  white-space: nowrap;
  text-decoration: none;
  color: var(--ink-700);
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease), color var(--fast) var(--ease);
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  border-color: var(--amber);
  background: var(--paper-2);
  color: var(--ink-900);
}

.page-faq .faq-side__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--teal);
}

.page-faq .faq-side__note {
  margin: 1rem 0 0;
  padding: .7rem .85rem;
  border-left: 2px solid var(--teal);
  background: rgba(94, 139, 126, .08);
  font-size: .82rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* 右侧主区 */
.page-faq .faq-main {
  min-width: 0;
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  padding-bottom: .9rem;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-filter__label {
  margin-right: .3rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--ink-500);
}

.page-faq .wd-filter__btn {
  padding: .34rem .8rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  background: var(--paper);
  font-family: var(--font-head);
  font-size: .82rem;
  color: var(--ink-700);
  cursor: pointer;
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease), color var(--fast) var(--ease);
}

.page-faq .wd-filter__btn:hover,
.page-faq .wd-filter__btn:focus-visible {
  border-color: var(--teal);
  background: var(--mist);
}

.page-faq .wd-filter__btn[aria-pressed="true"] {
  border-color: var(--ink-900);
  background: var(--ink-900);
  color: var(--paper);
}

/* 分组 */
.page-faq .faq-group {
  padding: clamp(1.6rem, 3.2vw, 2.4rem) 0;
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: 96px;
}

.page-faq .faq-group__head {
  display: flex;
  gap: .9rem;
  align-items: flex-start;
  margin-bottom: 1.3rem;
}

.page-faq .faq-group__num {
  flex: 0 0 auto;
  padding: .18rem .5rem;
  border: 1px solid var(--teal);
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--teal);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  line-height: 1.4;
  color: var(--ink-900);
}

.page-faq .faq-group__desc {
  margin: .55rem 0 0;
  max-width: 56ch;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-faq .faq-group__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}

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

/* 手风琴 */
.page-faq .faq-item {
  border-top: 1px solid var(--rule);
}

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

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .95rem .2rem;
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .faq-item__idx {
  flex: 0 0 auto;
  padding-top: .2rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--ink-500);
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .98rem;
  line-height: 1.65;
  color: var(--ink-900);
  transition: color var(--fast) var(--ease);
}

.page-faq .faq-item__q:hover .faq-item__text {
  color: var(--ink-500);
}

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: .12rem;
  border: 1px solid var(--rule);
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ink-500);
  transform: translate(-50%, -50%);
  transition: transform var(--fast) var(--ease), opacity var(--fast) var(--ease);
}

.page-faq .faq-item__sign::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .faq-item__sign::after {
  width: 1.5px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-item__sign {
  border-color: var(--amber);
  background: var(--amber-soft);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: 0 .2rem 1.2rem 2.35rem;
  animation: faq-fade 260ms var(--ease) both;
}

.page-faq .faq-item__a p {
  margin: 0 0 .7rem;
  font-size: .92rem;
  line-height: 1.9;
  color: var(--text-soft);
}

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

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-faq .faq-steps {
  margin: .3rem 0 .7rem;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  display: flex;
  gap: .7rem;
  padding: .3rem 0;
  font-size: .92rem;
  line-height: 1.85;
  color: var(--text-soft);
  counter-increment: faqstep;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  flex: 0 0 auto;
  padding-top: .18rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--teal);
}

.page-faq .faq-hint {
  padding: .7rem .9rem;
  border-left: 3px solid var(--amber);
  background: var(--amber-soft);
  font-size: .85rem;
  line-height: 1.8;
  color: var(--faq-cue);
}

/* 配图 */
.page-faq .faq-fig {
  margin: 0;
  border: 1px solid var(--rule);
  background: var(--paper);
  box-shadow: var(--shadow-1);
}

.page-faq .faq-fig .wd-figure__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 联系出口 */
.page-faq .faq-help {
  margin-top: clamp(1.8rem, 3.4vw, 2.6rem);
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border-left: 4px solid var(--amber);
  background: var(--ink-900);
  color: var(--paper);
  scroll-margin-top: 96px;
}

.page-faq .faq-help__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  color: var(--paper);
}

.page-faq .faq-help__text {
  margin: .8rem 0 0;
  max-width: 58ch;
  font-size: .92rem;
  line-height: 1.9;
  color: rgba(247, 243, 236, .78);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.3rem;
}

.page-faq .faq-help .wd-btn--ghost {
  border-color: rgba(247, 243, 236, .38);
  color: var(--paper);
  background: transparent;
}

.page-faq .faq-help .wd-btn--ghost:hover,
.page-faq .faq-help .wd-btn--ghost:focus-visible {
  border-color: var(--amber);
  color: var(--amber-soft);
}

.page-faq .faq-help__meta {
  margin: 1.2rem 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--rule-ink);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .02em;
  color: rgba(247, 243, 236, .66);
  overflow-wrap: anywhere;
}

@media (min-width: 900px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-side-w) minmax(0, 1fr);
    gap: clamp(1.8rem, 4vw, 3.4rem);
    align-items: start;
  }

  .page-faq .faq-side__inner {
    position: sticky;
    top: 108px;
  }

  .page-faq .faq-side__list {
    display: block;
    overflow: visible;
  }

  .page-faq .faq-side__list li + li {
    margin-top: .2rem;
  }

  .page-faq .faq-side__link {
    padding: .55rem .6rem;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: transparent;
    font-size: .9rem;
  }

  .page-faq .faq-side__link:hover,
  .page-faq .faq-side__link:focus-visible {
    border-left-color: var(--amber);
    background: var(--paper-2);
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-group__body--withfig {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: clamp(1.6rem, 3vw, 2.6rem);
  }

  .page-faq .faq-group__fig {
    position: sticky;
    top: 112px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__a {
    animation: none;
  }

  .page-faq .faq-item__sign,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-side__link,
  .page-faq .wd-filter__btn {
    transition: none;
  }
}
<<<END>>>