.page-faq {
  --faq-tick: rgba(230, 201, 126, 0.14);
  --faq-panel: rgba(244, 239, 228, 0.05);
}

/* ===== 首屏 ===== */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(28px, 6vw, 72px) clamp(36px, 6vw, 76px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, var(--faq-tick) 0 1px, transparent 1px 96px);
  pointer-events: none;
}

.page-faq .faq-hero .shell {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .breadcrumbs,
.page-faq .faq-hero .breadcrumbs a {
  color: var(--on-dark);
}

.page-faq .faq-hero .breadcrumbs a:hover,
.page-faq .faq-hero .breadcrumbs a:focus-visible {
  color: var(--gold-light);
}

.page-faq .faq-hero__eyebrow {
  margin: 22px 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 0;
  color: var(--on-dark-strong);
  font-size: clamp(26px, 5.4vw, 50px);
  line-height: 1.3;
  max-width: 16em;
}

.page-faq .faq-hero__lede {
  margin: 18px 0 0;
  max-width: 58ch;
  color: var(--on-dark);
  font-size: 16px;
  line-height: 1.8;
}

/* ===== 速查目录 ===== */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin-top: clamp(28px, 5vw, 48px);
  background: var(--line-dark);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .faq-index__item {
  position: relative;
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 16px 14px 18px;
  background: var(--ink);
  text-decoration: none;
  transition: background 0.18s ease;
}

.page-faq .faq-index__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.22s ease;
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  background: var(--ink-2);
}

.page-faq .faq-index__item:hover::before,
.page-faq .faq-index__item:focus-visible::before {
  transform: scaleX(1);
}

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

.page-faq .faq-index__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .faq-index__label {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--on-dark-strong);
}

.page-faq .faq-index__note {
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist);
}

/* ===== 区块头 ===== */
.page-faq .faq-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: start;
  padding-bottom: 18px;
  margin-bottom: clamp(24px, 4vw, 40px);
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-head__num {
  padding-top: 4px;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--bronze);
}

.page-faq .faq-head__title {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 28px);
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-head__desc {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ===== 热门问题 ===== */
.page-faq .faq-hot {
  padding-block: clamp(36px, 6vw, 76px);
}

.page-faq .faq-hot__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-hot__figure {
  margin: 0;
}

.page-faq .faq-hot__media {
  aspect-ratio: 3 / 2;
  border: 1px solid var(--line-light);
}

.page-faq .faq-hot__caption {
  margin-top: 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-faq .faq-hot__list {
  border-bottom: 1px solid var(--line-light);
}

/* ===== 折叠条目 ===== */
.page-faq .faq-q {
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-q__head {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr) 1rem;
  gap: 0 10px;
  align-items: start;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
  transition: color 0.18s ease;
}

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

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

.page-faq .faq-q__head:hover {
  color: var(--bronze);
}

.page-faq .faq-q__head:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-faq .faq-q__num {
  padding-top: 5px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--bronze);
}

.page-faq .faq-q__sign {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

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

.page-faq .faq-q__sign::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 1.5px;
}

.page-faq .faq-q__sign::after {
  left: 6px;
  top: 0;
  width: 1.5px;
  height: 14px;
}

.page-faq .faq-q[open] .faq-q__sign::after {
  transform: scaleY(0);
}

.page-faq .faq-q__body {
  display: grid;
  gap: 10px;
  padding: 0 0 20px calc(2.1rem + 10px);
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

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

.page-faq .faq-q__lead {
  padding-left: 12px;
  border-left: 2px solid var(--gold);
  font-weight: 700;
  color: var(--ink);
}

.page-faq .faq-q__link,
.page-faq .faq-topic__more {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--bronze);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: color 0.18s ease;
}

.page-faq .faq-q__link:hover,
.page-faq .faq-q__link:focus-visible,
.page-faq .faq-topic__more:hover,
.page-faq .faq-topic__more:focus-visible {
  color: var(--cinnabar);
}

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

/* ===== 主题区 ===== */
.page-faq .faq-topic {
  padding-block: clamp(36px, 6vw, 76px);
}

.page-faq .faq-topic__grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

.page-faq .faq-topic__side {
  display: grid;
  gap: 12px;
  align-content: start;
  align-self: start;
}

.page-faq .faq-topic__num {
  font-size: clamp(26px, 4vw, 34px);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--bronze);
}

.page-faq .faq-topic__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.32;
  color: var(--ink);
}

.page-faq .faq-topic__desc {
  margin: 0;
  max-width: 36ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .faq-topic__body {
  min-width: 0;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-topic__foot {
  margin: 18px 0 0;
}

.page-faq .faq-topic__media {
  margin-top: 6px;
  border: 1px solid var(--line-dark);
}

/* ===== 深色区反白 ===== */
.page-faq .faq-topic--dark .faq-topic__num {
  color: var(--gold);
}

.page-faq .faq-topic--dark .faq-topic__title {
  color: var(--on-dark-strong);
}

.page-faq .faq-topic--dark .faq-topic__desc {
  color: var(--on-dark);
}

.page-faq .faq-topic--dark .faq-q {
  border-top-color: var(--line-dark);
}

.page-faq .faq-topic--dark .faq-topic__body {
  border-bottom-color: var(--line-dark);
}

.page-faq .faq-topic--dark .faq-q__head {
  color: var(--on-dark-strong);
}

.page-faq .faq-topic--dark .faq-q__head:hover {
  color: var(--gold-light);
}

.page-faq .faq-topic--dark .faq-q__num {
  color: var(--gold);
}

.page-faq .faq-topic--dark .faq-q__body {
  color: var(--on-dark);
}

.page-faq .faq-topic--dark .faq-q__lead {
  color: var(--on-dark-strong);
}

.page-faq .faq-topic--dark .faq-q__link,
.page-faq .faq-topic--dark .faq-topic__more {
  color: var(--gold-light);
}

.page-faq .faq-topic--dark .faq-q__link:hover,
.page-faq .faq-topic--dark .faq-q__link:focus-visible,
.page-faq .faq-topic--dark .faq-topic__more:hover,
.page-faq .faq-topic--dark .faq-topic__more:focus-visible {
  color: var(--paper);
}

/* ===== 联系卡 ===== */
.page-faq .faq-contact {
  display: grid;
  gap: 20px;
  margin-top: 26px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--faq-panel);
  border: 1px solid var(--line-dark);
}

.page-faq .faq-contact__list {
  display: grid;
  gap: 14px;
  margin: 0;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 3px;
}

.page-faq .faq-contact__row dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--on-dark-strong);
  word-break: break-word;
}

.page-faq .faq-contact .btn {
  justify-self: start;
}

/* ===== 断点 ===== */
@media (min-width: 600px) {
  .page-faq .faq-q__head {
    font-size: 17px;
    padding: 18px 0;
  }

  .page-faq .faq-q__body {
    font-size: 16px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hot__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-hot__figure {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .page-faq .faq-contact__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-contact .btn {
    justify-self: end;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-topic__grid {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 64px);
  }

  .page-faq .faq-topic__side {
    position: sticky;
    top: 28px;
  }
}

@media (max-width: 599px) {
  .page-faq .faq-q__body {
    padding-left: 0;
  }

  .page-faq .faq-q__lead {
    padding-left: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__item,
  .page-faq .faq-index__item::before,
  .page-faq .faq-q__head,
  .page-faq .faq-q__sign::before,
  .page-faq .faq-q__sign::after,
  .page-faq .faq-q__link,
  .page-faq .faq-topic__more {
    transition: none;
  }
}
<<<END>>>