.page-faq {
  --faq-teal-deep: #0C6B66;
  --faq-gold-deep: #A2701F;
  --faq-muted: #4C5E66;
  --faq-line: rgba(143, 232, 223, .22);
  --faq-card: #0E2A3D;
  --faq-pad: clamp(1.25rem, 4vw, 3rem);
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(2rem, 5vw, 3.5rem);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(49, 224, 208, .16), transparent 62%),
    radial-gradient(80% 70% at 0% 0%, rgba(231, 183, 92, .10), transparent 58%),
    var(--ink);
  overflow: hidden;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: .8125rem;
}

.page-faq .breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}

.page-faq .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: rgba(143, 232, 223, .45);
}

.page-faq .breadcrumb__link,
.page-faq .breadcrumb__current {
  color: var(--mist);
  text-decoration: none;
}

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

.page-faq .faq-hero__lead {
  max-width: 62rem;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 5.8vw, 4.1rem);
  line-height: 1.08;
  letter-spacing: .01em;
  margin: .55rem 0 1rem;
  color: var(--paper);
}

.page-faq .faq-hero__intro {
  max-width: 58ch;
  margin: 0;
  font-size: clamp(.95rem, 1.6vw, 1.0625rem);
  line-height: 1.85;
  color: rgba(244, 239, 228, .82);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .6rem;
  list-style: none;
  margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  padding: 0;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem 1rem;
  border-radius: var(--pill);
  border: 1px solid var(--faq-line);
  background: rgba(14, 42, 61, .55);
  color: var(--paper);
  font-size: .875rem;
  text-decoration: none;
  transition: border-color .18s var(--ease), color .18s var(--ease), background .18s var(--ease);
}

.page-faq .faq-jump__no {
  font-size: .72rem;
  color: var(--gold);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(49, 224, 208, .10);
}

.page-faq .faq-hero__figure {
  margin: clamp(1.75rem, 4vw, 3rem) auto 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--ink-2);
}

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

/* ---------- 主体：路径轨道 + 问题 ---------- */
.page-faq .faq-body {
  background: var(--paper);
  color: var(--type-ink);
  padding: clamp(2.25rem, 6vw, 4.5rem) 0 clamp(2.5rem, 6vw, 5rem);
}

.page-faq .faq-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
}

.page-faq .faq-track {
  background: var(--ink);
  border: 1px solid rgba(49, 224, 208, .20);
  border-radius: var(--r-l);
  padding: 1rem 1rem 1.1rem;
  min-width: 0;
}

.page-faq .faq-track__title {
  margin: 0 0 .75rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-track__list {
  display: flex;
  gap: .45rem;
  list-style: none;
  margin: 0;
  padding: 0 0 .25rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

.page-faq .faq-step {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem .8rem;
  border-radius: var(--pill);
  border: 1px solid rgba(143, 232, 223, .22);
  background: rgba(14, 42, 61, .9);
  color: var(--paper);
  font-size: .875rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .18s var(--ease), background .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-step__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 24px;
  padding: 0 .3rem;
  border-radius: var(--pill);
  background: var(--gold);
  color: var(--ink);
  font-size: .72rem;
  font-weight: 700;
}

.page-faq .faq-step:hover,
.page-faq .faq-step:focus-visible {
  border-color: var(--cyan);
  background: rgba(49, 224, 208, .16);
  color: var(--cyan);
}

.page-faq .faq-qa {
  display: flex;
  flex-direction: column;
  gap: clamp(1.75rem, 4vw, 2.75rem);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--bar) + 1rem);
  min-width: 0;
}

.page-faq .faq-group__head {
  border-left: 3px solid var(--faq-gold-deep);
  padding-left: .95rem;
  margin-bottom: 1.1rem;
}

.page-faq .faq-group__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.45rem, 3.4vw, 2.1rem);
  line-height: 1.2;
  margin: .3rem 0 .45rem;
  color: var(--type-ink);
}

.page-faq .faq-group__desc {
  margin: 0;
  max-width: 58ch;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--faq-muted);
}

.page-faq .faq-item {
  border: 1px solid var(--paper-line);
  border-radius: var(--r-m);
  background: #FBF8F1;
  margin-bottom: .6rem;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(162, 112, 31, .75);
  box-shadow: 0 14px 32px -26px rgba(7, 26, 43, .75);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  padding: .9rem 1rem;
  cursor: pointer;
  list-style: none;
  font-size: .9688rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--type-ink);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  line-height: 1;
  color: var(--faq-muted);
  transition: color .18s var(--ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
  color: var(--faq-gold-deep);
}

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--faq-teal-deep);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--faq-teal-deep);
  outline-offset: -2px;
  border-radius: var(--r-m);
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  font-size: .75rem;
  color: var(--faq-gold-deep);
}

.page-faq .faq-item__a {
  padding: 0 1rem 1.05rem 2.4rem;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--faq-muted);
}

.page-faq .faq-item__a p {
  margin: 0 0 .7rem;
}

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

.page-faq .faq-item__a a {
  color: var(--faq-teal-deep);
}

.page-faq .faq-steps {
  list-style: none;
  margin: .7rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .45rem;
}

.page-faq .faq-steps li {
  display: flex;
  align-items: flex-start;
  gap: .55rem;
}

.page-faq .faq-steps__no {
  flex: 0 0 auto;
  min-width: 1.5rem;
  height: 1.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 .3rem;
  border-radius: var(--pill);
  background: rgba(49, 224, 208, .22);
  color: var(--ink-2);
  font-size: .72rem;
  font-weight: 700;
}

.page-faq .faq-template {
  margin: .6rem 0 .75rem;
  padding: .85rem 1rem;
  border-radius: var(--r-m);
  border: 1px dashed var(--paper-line);
  background: rgba(216, 208, 192, .28);
  font-family: var(--font-mono);
  font-size: .8125rem;
  line-height: 1.9;
  color: var(--type-ink);
  word-break: break-word;
}

/* ---------- 复制按钮 ---------- */
.page-faq .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .4rem .85rem;
  border-radius: var(--pill);
  border: 1px solid rgba(49, 224, 208, .55);
  background: transparent;
  color: var(--cyan);
  font: inherit;
  font-size: .8125rem;
  cursor: pointer;
  transition: background .18s var(--ease), color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .copy-btn:hover {
  background: rgba(49, 224, 208, .16);
}

.page-faq .copy-btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .copy-btn--paper {
  color: var(--faq-teal-deep);
  border-color: rgba(12, 107, 102, .5);
}

.page-faq .copy-btn--paper:hover {
  background: rgba(12, 107, 102, .12);
}

.page-faq .copy-btn--paper:focus-visible {
  outline-color: var(--faq-teal-deep);
}

.page-faq .faq-copy-status {
  min-height: 1.1em;
  margin: .45rem 0 0;
  font-size: .8125rem;
  color: var(--faq-teal-deep);
}

/* ---------- 客服展牌 ---------- */
.page-faq .faq-help {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  background:
    radial-gradient(100% 80% at 92% 0%, rgba(49, 224, 208, .16), transparent 62%),
    radial-gradient(70% 60% at 0% 100%, rgba(231, 183, 92, .12), transparent 60%),
    var(--ink-2);
  color: var(--paper);
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-faq .faq-help__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.15;
  margin: .35rem 0 .85rem;
  color: var(--paper);
}

.page-faq .faq-help__intro {
  margin: 0 0 1.35rem;
  max-width: 56ch;
  font-size: .9688rem;
  line-height: 1.85;
  color: rgba(244, 239, 228, .82);
}

.page-faq .faq-contact {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem .9rem;
  padding: .7rem .9rem;
  border-radius: var(--r-m);
  border: 1px solid var(--faq-line);
  background: rgba(7, 26, 43, .55);
}

.page-faq .contact-row__key {
  flex: 0 0 auto;
  min-width: 5.2em;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-faq .contact-row__val {
  flex: 1 1 12rem;
  min-width: 0;
  font-size: .9375rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-help .faq-copy-status {
  color: var(--mist);
}

.page-faq .faq-help__note {
  margin: .9rem 0 1rem;
  padding-left: .85rem;
  border-left: 2px solid var(--alert);
  font-size: .875rem;
  line-height: 1.8;
  color: rgba(244, 239, 228, .76);
}

.page-faq .faq-help__links {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  margin: 0;
  font-size: .875rem;
}

.page-faq .faq-help__links a {
  color: var(--cyan);
}

.page-faq .faq-help__figure {
  margin: 0;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--ink);
}

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

.page-faq .faq-help__cap {
  padding: .8rem 1rem 1rem;
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(210px, 250px) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-faq .faq-track {
    position: sticky;
    top: calc(var(--bar) + 1.25rem);
    padding: 1.25rem 1rem 1.35rem;
  }

  .page-faq .faq-track__list {
    flex-direction: column;
    overflow: visible;
    gap: .4rem;
    position: relative;
  }

  .page-faq .faq-track__list::before {
    content: "";
    position: absolute;
    left: 13px;
    top: .8rem;
    bottom: .8rem;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--cyan), rgba(49, 224, 208, .12));
  }

  .page-faq .faq-track__list li {
    position: relative;
    z-index: 1;
  }

  .page-faq .faq-step {
    display: flex;
    width: 100%;
    white-space: normal;
    border-radius: var(--r-m);
    padding: .55rem .7rem;
    font-size: .875rem;
    background: var(--faq-card);
  }

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

  .page-faq .faq-item__a {
    padding: 0 1.15rem 1.2rem 2.7rem;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(2rem, 4vw, 3.5rem);
    align-items: center;
  }

  .page-faq .contact-row {
    padding: .75rem 1rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__figure {
    margin-top: clamp(2.25rem, 4vw, 3.25rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-step,
  .page-faq .faq-item,
  .page-faq .faq-item__q::after,
  .page-faq .copy-btn {
    transition: none;
  }
}
<<<END>>>