.page-faq {
  --faq-anchor: 116px;
  --faq-card: rgba(22, 53, 127, .28);
  --faq-card-strong: rgba(22, 53, 127, .44);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb {
  padding-top: 22px;
  padding-bottom: 4px;
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  padding: clamp(18px, 3vw, 34px) 0 clamp(34px, 5.5vw, 68px);
}

.page-faq .faq-hero__frame {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  border: 2px solid var(--champagne);
  box-shadow: var(--shadow-hard);
  background: linear-gradient(155deg, rgba(22, 53, 127, .94), rgba(11, 30, 75, .99));
  overflow: hidden;
}

.page-faq .faq-hero__frame::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 11px;
  right: 11px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
  pointer-events: none;
}

.page-faq .faq-hero__body {
  padding: clamp(24px, 4vw, 44px) clamp(20px, 3.6vw, 42px) clamp(26px, 4vw, 46px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.4vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--warm-white);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 42ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--champagne-light);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 26px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-stat dt {
  margin: 0;
  font-size: .7rem;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-faq .faq-stat dd {
  margin: 6px 0 0;
  font-family: var(--font-num);
  font-size: clamp(1.6rem, 5vw, 2.1rem);
  font-weight: 800;
  line-height: 1;
  color: var(--champagne-light);
}

.page-faq .faq-hero__media {
  margin: 0;
  border-top: 1px solid var(--line-soft);
  min-height: 200px;
  overflow: hidden;
}

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

/* ---------- 主体三列 ---------- */
.page-faq .faq-main {
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-main__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

/* ---------- 左侧刻度 ---------- */
.page-faq .faq-ticks__label {
  margin: 0 0 10px;
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-ticks__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-ticks__list li {
  flex: 0 0 auto;
}

.page-faq .faq-ticks__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--slate);
  color: var(--warm-white);
  text-decoration: none;
  font-size: .86rem;
  white-space: nowrap;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-faq .faq-ticks__link:hover,
.page-faq .faq-ticks__link.is-active {
  border-left-color: var(--amber);
  color: var(--champagne-light);
  background: rgba(224, 138, 46, .10);
}

.page-faq .faq-tick-num {
  font-family: var(--font-num);
  font-size: .76rem;
  font-weight: 800;
  min-width: 1.6ch;
  text-align: right;
  color: var(--champagne);
}

/* ---------- 疑问分组 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 6vw, 62px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  align-items: baseline;
  padding-bottom: 14px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__num {
  font-family: var(--font-num);
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  font-weight: 800;
  line-height: 1;
  color: var(--champagne);
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.6vw, 1.6rem);
  line-height: 1.3;
  color: var(--warm-white);
}

.page-faq .faq-group__desc {
  grid-column: 2;
  margin: 4px 0 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 分组配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 20px;
  border: 1px solid var(--line-soft);
  background: var(--faq-card);
}

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

.page-faq .faq-figure figcaption {
  padding: 12px 16px;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
}

.page-faq .faq-item {
  border-top: 1px solid var(--line-soft);
  border-left: 3px solid var(--slate);
  background: var(--faq-card);
  transition: border-color .24s ease, background .24s ease;
}

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

.page-faq .faq-item[open] {
  border-left-color: var(--amber);
  background: var(--faq-card-strong);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 2.2ch 1fr auto;
  gap: 14px;
  align-items: baseline;
  padding: 16px 16px 16px 14px;
  cursor: pointer;
  list-style: none;
  transition: color .2s ease;
}

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

.page-faq .faq-item__idx {
  font-family: var(--font-num);
  font-size: .82rem;
  font-weight: 800;
  text-align: right;
  color: var(--slate);
  transition: color .2s ease;
}

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

.page-faq .faq-item__text {
  font-size: .98rem;
  line-height: 1.65;
  color: var(--warm-white);
}

.page-faq .faq-item__sign {
  position: relative;
  width: 14px;
  height: 14px;
  flex: none;
  transform: translateY(2px);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--champagne);
  transition: transform .24s ease, background .24s ease;
}

.page-faq .faq-item__sign::before {
  top: 6px;
  left: 0;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

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

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

.page-faq .faq-item__a {
  padding: 0 18px 20px 20px;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: .94rem;
  line-height: 1.85;
  color: var(--champagne-light);
}

/* ---------- 延伸入口卡片 ---------- */
.page-faq .faq-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  background: rgba(201, 168, 106, .08);
  color: var(--champagne-light);
  text-decoration: none;
  font-size: .88rem;
  letter-spacing: .04em;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.page-faq .faq-next::after {
  content: "→";
  font-size: 1.05rem;
  line-height: 1;
  color: var(--champagne);
  transition: transform .2s ease, color .2s ease;
}

.page-faq .faq-next:hover {
  border-color: var(--amber);
  background: rgba(224, 138, 46, .14);
  color: var(--warm-white);
}

.page-faq .faq-next:hover::after {
  color: var(--amber);
  transform: translateX(4px);
}

/* ---------- 右侧旁注 ---------- */
.page-faq .faq-side {
  border: 1px solid var(--line-soft);
  background: rgba(11, 30, 75, .55);
  padding: 18px;
}

.page-faq .faq-side__label {
  margin: 0 0 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--champagne);
}

.page-faq .faq-side__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-side__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
}

.page-faq .faq-side__list li + li {
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-side__case {
  font-size: .86rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .faq-side__go {
  flex: none;
  font-size: .82rem;
  color: var(--champagne);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color .2s ease, border-color .2s ease;
}

.page-faq .faq-side__go:hover {
  color: var(--amber);
  border-color: var(--amber);
}

/* ---------- 返回顶部 ---------- */
.page-faq .royal-to-top {
  display: inline-block;
  margin: 0 auto;
  padding: 10px 18px;
  font-size: .8rem;
  letter-spacing: .08em;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero__frame {
    grid-template-columns: 1.12fr 1fr;
    align-items: stretch;
  }

  .page-faq .faq-hero__media {
    border-top: 0;
    border-left: 1px solid var(--line-soft);
    min-height: 340px;
  }

  .page-faq .faq-item__q {
    padding: 18px 22px 18px 18px;
  }

  .page-faq .faq-item__a {
    padding: 0 26px 22px 50px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-main__grid {
    grid-template-columns: 202px minmax(0, 1fr) 226px;
    gap: 34px;
    align-items: start;
  }

  .page-faq .faq-ticks,
  .page-faq .faq-side {
    position: sticky;
    top: var(--faq-anchor);
  }

  .page-faq .faq-ticks__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-ticks__list li + li {
    margin-top: 6px;
  }

  .page-faq .faq-ticks__link {
    white-space: normal;
  }

  .page-faq .faq-group__num {
    font-size: 2rem;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-hero__frame {
    grid-template-columns: 1.18fr 1fr;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__q,
  .page-faq .faq-item__sign::before,
  .page-faq .faq-item__sign::after,
  .page-faq .faq-next,
  .page-faq .faq-next::after,
  .page-faq .faq-ticks__link,
  .page-faq .faq-side__go {
    transition: none;
  }

  .page-faq .faq-next:hover::after {
    transform: none;
  }
}
<<<END>>>