.page-faq {
  --faq-ink-soft: rgba(247, 243, 236, .74);
  --faq-step: 1.85rem;
  --faq-gap: clamp(1.5rem, 4vw, 3rem);
  background: var(--paper);
  color: var(--ink);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -22%;
  right: -26%;
  width: 80%;
  height: 138%;
  background: linear-gradient(160deg, rgba(122, 18, 32, .92) 0%, rgba(122, 18, 32, .3) 46%, rgba(11, 7, 8, 0) 78%);
  transform: rotate(-9deg);
}

.page-faq .faq-hero-inner {
  display: grid;
  gap: var(--faq-gap);
  padding-block: clamp(2.25rem, 8vw, 5rem);
}

.page-faq .faq-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
  font-size: .8rem;
  letter-spacing: .06em;
}

.page-faq .faq-hero .breadcrumb li {
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero .breadcrumb a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .22s var(--ease);
}

.page-faq .faq-hero .breadcrumb a:hover,
.page-faq .faq-hero .breadcrumb a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-faq .faq-hero .breadcrumb .is-current {
  color: var(--paper);
}

.page-faq .faq-kicker {
  margin: 0 0 1rem;
  font-size: .75rem;
  letter-spacing: .32em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-faq .faq-hero h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 6vw, 3.6rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  max-width: 20em;
}

.page-faq .faq-hero .page-intro {
  margin: 0;
  max-width: 36em;
  font-size: .97rem;
  line-height: 1.9;
  color: var(--faq-ink-soft);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.75rem;
}

.page-faq .faq-hero-figure {
  margin: 0;
  border: 1px solid var(--hair-dark);
  clip-path: polygon(0 5%, 100% 0, 100% 96%, 0 100%);
  background: var(--ink-2);
}

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

/* 分组跳转 */
.page-faq .faq-jump {
  background: var(--ink-2);
  border-block: 1px solid var(--hair-dark);
}

.page-faq .faq-jump ol {
  display: flex;
  gap: .25rem;
  margin: 0;
  padding-inline: clamp(1rem, 4vw, 2rem);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-jump ol::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump a {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  padding: .85rem .9rem;
  white-space: nowrap;
  text-decoration: none;
  color: var(--faq-ink-soft);
  border-bottom: 2px solid transparent;
  transition: color .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-faq .jump-num {
  font-family: var(--font-num);
  font-size: 1rem;
  color: var(--gold);
  letter-spacing: .04em;
}

.page-faq .jump-label {
  font-size: .85rem;
  letter-spacing: .04em;
}

/* 分组 */
.page-faq .faq-group {
  padding-block: clamp(2.25rem, 6vw, 4.25rem);
  border-top: 1px solid var(--hair);
  scroll-margin-top: 4.5rem;
}

.page-faq .faq-group-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .85rem 1rem;
  align-items: start;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-faq .faq-group-num {
  font-family: var(--font-num);
  font-size: clamp(2rem, 6.5vw, 3.2rem);
  line-height: .85;
  color: var(--gold-deep);
  letter-spacing: -.02em;
}

.page-faq .faq-group-heading h2 {
  margin: 0 0 .6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.3;
  letter-spacing: -.005em;
}

.page-faq .faq-group-lede {
  margin: 0;
  max-width: 40em;
  font-size: .92rem;
  line-height: 1.85;
  opacity: .74;
}

/* 图示 */
.page-faq .faq-figure {
  margin: 0 0 clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--hair);
  background: var(--paper-2);
  box-shadow: var(--shadow-soft);
}

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

.page-faq .faq-figure figcaption {
  padding: .8rem 1rem;
  border-top: 1px solid var(--hair);
  font-size: .8rem;
  line-height: 1.7;
  color: var(--ink);
  opacity: .7;
}

/* 问答折叠 */
.page-faq .faq-list {
  border-top: 1px solid var(--hair);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--hair);
  transition: background-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-faq .faq-item[open] {
  background: var(--paper-2);
  box-shadow: inset 2px 0 0 var(--red);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem .25rem;
  cursor: pointer;
  list-style: none;
}

.page-faq .faq-item[open] summary {
  padding-inline: 1rem .9rem;
}

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

.page-faq .faq-item summary:focus-visible {
  outline: 1px solid var(--red-hot);
  outline-offset: -1px;
}

.page-faq .faq-q {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  line-height: 1.55;
  letter-spacing: .005em;
  transition: color .22s var(--ease);
}

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

.page-faq .faq-item summary:hover .faq-q {
  color: var(--red-hot);
}

.page-faq .faq-mark {
  position: relative;
  flex: 0 0 auto;
  width: 1rem;
  height: 1rem;
  margin-top: .42rem;
  border: 1px solid var(--hair);
  transition: border-color .22s var(--ease);
}

.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold-deep);
  transform: translate(-50%, -50%);
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}

.page-faq .faq-mark::before {
  width: .55rem;
  height: 1px;
}

.page-faq .faq-mark::after {
  width: 1px;
  height: .55rem;
}

.page-faq .faq-item[open] .faq-mark {
  border-color: var(--red);
}

.page-faq .faq-item[open] .faq-mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.page-faq .faq-body {
  display: grid;
  gap: 1.1rem;
  padding: 0 .9rem 1.35rem 1rem;
}

.page-faq .faq-answer p {
  margin: .9rem 0 0;
  font-size: .93rem;
  line-height: 1.85;
  max-width: 38em;
}

.page-faq .faq-answer p:first-child {
  margin-top: 0;
}

.page-faq .faq-answer a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  transition: border-color .22s var(--ease), color .22s var(--ease);
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--red-hot);
  border-bottom-color: var(--red-hot);
}

/* 步骤 */
.page-faq .faq-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .85rem;
  counter-reset: faq-step;
}

.page-faq .faq-steps li {
  position: relative;
  padding-left: calc(var(--faq-step) + .7rem);
  font-size: .93rem;
  line-height: 1.8;
}

.page-faq .faq-steps li::before {
  counter-increment: faq-step;
  content: counter(faq-step);
  position: absolute;
  left: 0;
  top: .18rem;
  width: var(--faq-step);
  height: var(--faq-step);
  display: grid;
  place-items: center;
  border: 1px solid var(--gold-deep);
  border-radius: 50%;
  font-family: var(--font-num);
  font-size: .95rem;
  color: var(--gold-deep);
  background: var(--paper);
}

.page-faq .faq-item[open] .faq-steps li::before {
  background: var(--paper-2);
}

.page-faq .step-tip {
  display: block;
  margin-top: .2rem;
  font-size: .78rem;
  line-height: 1.6;
  color: var(--sky);
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: opacity .2s var(--ease), max-height .2s var(--ease);
}

.page-faq .faq-steps li:hover .step-tip,
.page-faq .faq-steps li:focus-within .step-tip {
  opacity: 1;
  max-height: 4em;
}

@media (hover: none) {
  .page-faq .step-tip {
    opacity: 1;
    max-height: 4em;
  }
}

/* 右侧纵向注释 */
.page-faq .faq-note {
  display: none;
  justify-content: flex-end;
  border-left: 1px solid var(--hair);
  padding-left: .85rem;
}

.page-faq .faq-note .annotation {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: .72rem;
  letter-spacing: .3em;
  color: var(--sky);
}

/* 联系区块 */
.page-faq .faq-group--contact {
  background: var(--ink);
  color: var(--paper);
  border-top: 1px solid var(--ink);
}

.page-faq .faq-group--contact .faq-group-num {
  color: var(--gold);
}

.page-faq .faq-group--contact .faq-group-lede {
  color: var(--faq-ink-soft);
  opacity: 1;
}

.page-faq .faq-contact {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem 1.1rem;
  border: 1px solid var(--hair-dark);
  background: var(--ink-2);
}

.page-faq .faq-contact-label {
  margin: 0 0 .45rem;
  font-size: .72rem;
  letter-spacing: .28em;
  color: var(--gold);
}

.page-faq .faq-contact-value {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(1.1rem, 4vw, 1.55rem);
  line-height: 1.4;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact-value a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .22s var(--ease);
}

.page-faq .faq-contact-value a:hover,
.page-faq .faq-contact-value a:focus-visible {
  border-bottom-color: var(--gold);
}

.page-faq .faq-contact-note {
  margin: .65rem 0 0;
  font-size: .82rem;
  line-height: 1.75;
  color: var(--faq-ink-soft);
  max-width: 34em;
}

.page-faq .faq-ask {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-faq .faq-ask-title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 2.6vw, 1.35rem);
  color: var(--paper);
}

.page-faq .faq-ask-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .9rem;
}

.page-faq .faq-ask-list li {
  padding-left: .9rem;
  border-left: 1px solid var(--gold);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--faq-ink-soft);
}

.page-faq .ask-key {
  display: inline-block;
  margin-right: .5rem;
  color: var(--gold);
  font-weight: 500;
}

.page-faq .faq-more {
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid var(--hair-dark);
  font-size: .88rem;
  line-height: 1.85;
  color: var(--faq-ink-soft);
  max-width: 40em;
}

.page-faq .faq-more a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .22s var(--ease);
}

.page-faq .faq-more a:hover,
.page-faq .faq-more a:focus-visible {
  border-bottom-color: var(--gold);
}

@media (min-width: 760px) {
  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
    gap: 2rem;
    padding: 1.9rem 1.75rem;
  }

  .page-faq .faq-ask-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.5rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-faq .faq-jump {
    position: sticky;
    top: 0;
    z-index: 6;
  }

  .page-faq .faq-jump ol {
    justify-content: center;
    overflow: visible;
    padding-inline: 0;
  }

  .page-faq .faq-jump a {
    padding: .95rem 1.15rem;
  }

  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 7rem;
    gap: 2rem;
    padding: 0 1.25rem 1.6rem 1.1rem;
  }

  .page-faq .faq-note {
    display: flex;
  }

  .page-faq .faq-figure {
    margin-bottom: clamp(2rem, 4vw, 3rem);
  }

  .page-faq .faq-group-head {
    gap: 1rem 2rem;
  }
}
<<<END>>>