.page-faq {
  --faq-shadow-gold: 10px 10px 0 rgba(214, 168, 75, .26);
  --faq-shadow-card: 6px 6px 0 rgba(10, 26, 42, .14);
  background: var(--hh-paper);
  color: var(--hh-text);
}

/* 面包屑条 */
.page-faq .faq-crumb-bar {
  background: var(--hh-ink);
  border-bottom: 1px solid var(--hh-on-dark-line);
  padding-block: .85rem;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(214, 168, 75, .16) 0%, transparent 55%),
    var(--hh-ink);
  color: var(--hh-on-dark);
  padding-block: clamp(2.25rem, 6vw, 4.5rem) clamp(2.75rem, 7vw, 5rem);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: min(48%, 540px);
  background: repeating-linear-gradient(90deg, rgba(214, 168, 75, .18) 0 1px, transparent 1px 15px);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 45%);
  mask-image: linear-gradient(90deg, transparent, #000 45%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-faq .faq-hero__title {
  font-family: var(--hh-serif);
  font-weight: 900;
  font-size: clamp(1.9rem, 5.2vw, 3.4rem);
  line-height: 1.18;
  letter-spacing: -.01em;
  margin: .5rem 0 1rem;
  color: var(--hh-on-dark);
}

.page-faq .faq-hero__lede {
  max-width: 46ch;
  margin: 0 0 1.5rem;
  color: var(--hh-on-dark-dim);
  font-size: clamp(.9688rem, 1.4vw, 1.0625rem);
  line-height: 1.8;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: 3px solid var(--hh-gold);
  border-radius: 2px;
  overflow: hidden;
  background: var(--hh-midnight);
  box-shadow: var(--faq-shadow-gold);
}

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

/* 快速入口 */
.page-faq .faq-quick {
  background: var(--hh-silver);
  color: var(--hh-text);
  border-bottom: 3px solid var(--hh-ink);
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
}

.page-faq .faq-quick__head {
  margin-bottom: 1.25rem;
}

.page-faq .faq-quick__title {
  font-family: var(--hh-serif);
  font-weight: 900;
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  line-height: 1.3;
  margin: 0 0 .5rem;
  color: var(--hh-text);
}

.page-faq .faq-quick__desc {
  margin: 0;
  max-width: 62ch;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--hh-text);
  opacity: .78;
}

.page-faq .faq-quick__tags {
  display: flex;
  flex-wrap: wrap;
  gap: .625rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-quick__tags a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem .9rem;
  border: 2px solid var(--hh-ink);
  border-radius: 2px;
  background: var(--hh-paper);
  color: var(--hh-text);
  font-family: var(--hh-mono);
  font-size: .8125rem;
  letter-spacing: .01em;
  text-decoration: none;
  transition: background .2s var(--hh-ease), box-shadow .2s var(--hh-ease), transform .2s var(--hh-ease);
}

.page-faq .faq-quick__tags a:hover,
.page-faq .faq-quick__tags a:focus-visible {
  background: var(--hh-gold-bright);
  box-shadow: 4px 4px 0 rgba(10, 26, 42, .85);
  transform: translate(-2px, -2px);
}

.page-faq .faq-quick__num {
  font-weight: 900;
  color: var(--hh-ink);
}

/* 主体：索引 + 问答 */
.page-faq .faq-body {
  background: var(--hh-paper);
  padding-block: clamp(2rem, 5vw, 3.75rem);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-faq .faq-index {
  border: 3px solid var(--hh-ink);
  border-radius: 2px;
  background: var(--hh-midnight);
  color: var(--hh-on-dark);
  padding: 1.1rem 1rem;
  box-shadow: var(--faq-shadow-card);
}

.page-faq .faq-index__title {
  margin: 0 0 .75rem;
  font-family: var(--hh-mono);
  font-size: .8125rem;
  letter-spacing: .16em;
  color: var(--hh-gold);
}

.page-faq .faq-index__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding: .55rem .6rem;
  border: 1px solid var(--hh-on-dark-line);
  border-radius: 2px;
  color: var(--hh-on-dark);
  text-decoration: none;
  font-size: .9375rem;
  line-height: 1.45;
  transition: background .2s var(--hh-ease), border-color .2s var(--hh-ease), color .2s var(--hh-ease);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  background: rgba(214, 168, 75, .14);
  border-color: var(--hh-gold);
  color: var(--hh-gold-bright);
}

.page-faq .faq-index__code {
  font-family: var(--hh-mono);
  font-size: .75rem;
  font-weight: 700;
  color: var(--hh-gold);
}

.page-faq .faq-index__count {
  margin-left: auto;
  font-family: var(--hh-mono);
  font-size: .75rem;
  color: var(--hh-on-dark-dim);
}

.page-faq .faq-index__note {
  margin: 1rem 0 0;
  padding-top: .9rem;
  border-top: 1px dashed var(--hh-on-dark-line);
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--hh-on-dark-dim);
}

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

.page-faq .faq-group {
  margin-bottom: clamp(1.75rem, 3vw, 2.5rem);
  scroll-margin-top: 6rem;
}

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

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  padding-bottom: .6rem;
  margin-bottom: 1rem;
  border-bottom: 3px solid var(--hh-ink);
}

.page-faq .faq-group__index {
  font-family: var(--hh-mono);
  font-size: .875rem;
  font-weight: 700;
  color: var(--hh-amber);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--hh-serif);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
  line-height: 1.3;
  color: var(--hh-text);
}

/* 折叠问答 */
.page-faq .faq-item {
  border: 2px solid var(--hh-ink);
  border-radius: 2px;
  background: var(--hh-silver);
  margin-bottom: .75rem;
  transition: background .2s var(--hh-ease), box-shadow .2s var(--hh-ease);
}

.page-faq .faq-item[open] {
  background: #ffffff;
  box-shadow: 4px 4px 0 rgba(10, 26, 42, .16);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: .875rem;
  padding: .9rem 1rem;
  list-style: none;
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--hh-text);
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:focus-visible {
  outline: 3px solid var(--hh-cyan);
  outline-offset: -3px;
}

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

.page-faq .faq-item__arrow {
  position: relative;
  flex: 0 0 auto;
  width: 1rem;
  height: 1rem;
  margin-left: auto;
  margin-top: .3rem;
}

.page-faq .faq-item__arrow::before,
.page-faq .faq-item__arrow::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--hh-ink);
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__arrow::before {
  width: 12px;
  height: 2px;
}

.page-faq .faq-item__arrow::after {
  width: 2px;
  height: 12px;
  transition: opacity .2s var(--hh-ease);
}

.page-faq .faq-item[open] .faq-item__arrow::after {
  opacity: 0;
}

.page-faq .faq-item__a {
  padding: .9rem 1rem 1.1rem;
  border-top: 1px dashed var(--hh-line);
  font-size: .9688rem;
  line-height: 1.78;
  color: var(--hh-text);
}

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

.page-faq .faq-steps {
  margin: 0 0 .75rem;
  padding-left: 1.3rem;
}

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

.page-faq .faq-steps li {
  margin-bottom: .45rem;
}

.page-faq .faq-steps li::marker {
  color: var(--hh-amber);
  font-family: var(--hh-mono);
  font-weight: 700;
}

.page-faq .faq-bullets {
  margin: 0 0 .75rem;
  padding-left: 1.15rem;
  list-style: square;
}

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

.page-faq .faq-bullets li {
  margin-bottom: .45rem;
}

.page-faq .faq-bullets li::marker {
  color: var(--hh-amber);
}

.page-faq .faq-inline {
  color: var(--hh-text);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--hh-cyan);
  padding-bottom: 1px;
  transition: background .2s var(--hh-ease), border-color .2s var(--hh-ease);
}

.page-faq .faq-inline:hover,
.page-faq .faq-inline:focus-visible {
  background: rgba(47, 209, 197, .18);
  border-bottom-color: var(--hh-ink);
}

.page-faq .faq-chip {
  display: inline-block;
  font-family: var(--hh-mono);
  font-size: .8125rem;
  letter-spacing: .03em;
  padding: .1rem .45rem;
  border-radius: 2px;
  background: var(--hh-midnight);
  color: var(--hh-gold-bright);
  word-break: break-all;
}

.page-faq .faq-chip--on-dark {
  background: rgba(214, 168, 75, .18);
  border: 1px solid var(--hh-gold);
}

/* 联系前准备 */
.page-faq .faq-prep {
  background: var(--hh-midnight);
  color: var(--hh-on-dark);
  border-top: 3px solid var(--hh-gold);
  padding-block: clamp(2.5rem, 5vw, 4rem);
  scroll-margin-top: 1rem;
}

.page-faq .faq-prep__grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.page-faq .faq-prep__title {
  margin: 0 0 .6rem;
  font-family: var(--hh-serif);
  font-weight: 900;
  font-size: clamp(1.45rem, 2.8vw, 2.05rem);
  line-height: 1.28;
  color: var(--hh-on-dark);
}

.page-faq .faq-prep__lede {
  margin: 0 0 1.35rem;
  max-width: 52ch;
  color: var(--hh-on-dark-dim);
  line-height: 1.8;
}

.page-faq .faq-prep__list {
  list-style: none;
  counter-reset: prep;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-faq .faq-prep__list li {
  position: relative;
  counter-increment: prep;
  display: grid;
  gap: .2rem;
  padding: .85rem 1rem .85rem 2.7rem;
  border: 1px solid var(--hh-on-dark-line);
  border-left: 3px solid var(--hh-gold);
  border-radius: 2px;
}

.page-faq .faq-prep__list li::before {
  content: counter(prep, decimal-leading-zero);
  position: absolute;
  left: .9rem;
  top: .9rem;
  font-family: var(--hh-mono);
  font-size: .8125rem;
  font-weight: 700;
  color: var(--hh-gold);
}

.page-faq .faq-prep__list strong {
  color: var(--hh-on-dark);
  font-size: .9688rem;
}

.page-faq .faq-prep__list span {
  color: var(--hh-on-dark-dim);
  font-size: .875rem;
  line-height: 1.68;
}

.page-faq .faq-prep__note {
  margin: 1rem 0 0;
  font-size: .8125rem;
  line-height: 1.72;
  color: var(--hh-on-dark-dim);
}

.page-faq .faq-prep__side {
  display: grid;
  gap: 1.1rem;
}

.page-faq .faq-prep__figure {
  margin: 0;
  border: 3px solid var(--hh-gold);
  border-radius: 2px;
  overflow: hidden;
  background: var(--hh-ink);
  box-shadow: var(--faq-shadow-gold);
}

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

.page-faq .faq-prep__meta {
  margin: 0;
  display: grid;
  gap: .55rem;
  padding: .95rem 1rem;
  border: 1px solid var(--hh-on-dark-line);
  border-radius: 2px;
  background: rgba(10, 26, 42, .55);
}

.page-faq .faq-prep__meta > div {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .3rem .85rem;
  padding-bottom: .55rem;
  border-bottom: 1px dashed var(--hh-on-dark-line);
}

.page-faq .faq-prep__meta > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-prep__meta dt {
  font-family: var(--hh-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--hh-gold);
}

.page-faq .faq-prep__meta dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--hh-on-dark);
  word-break: break-word;
}

/* 平板及以上 */
@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }

  .page-faq .faq-prep__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
    align-items: start;
  }
}

/* 桌面：左索引固定，右问答纵向 */
@media (min-width: 960px) {
  .page-faq .faq-body__grid {
    grid-template-columns: 272px minmax(0, 1fr);
    align-items: start;
    gap: clamp(2rem, 3.5vw, 3.25rem);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 5.5rem;
  }

  .page-faq .faq-item__q {
    padding: 1rem 1.15rem;
  }

  .page-faq .faq-item__a {
    padding: 1rem 1.15rem 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}
<<<END>>>