.page-faq {
  --faq-card: #FBF7EC;
  --faq-hair: rgba(20, 35, 31, .14);
  --faq-gap: clamp(16px, 2.6vw, 28px);
  background: var(--paper);
  color: var(--on-paper);
  font-family: var(--font-sans);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--on-dark);
  border-radius: 0 0 var(--r-lg) var(--r-lg);
  padding: clamp(24px, 4.4vw, 46px) 0 clamp(30px, 4.6vw, 58px);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: auto -12% -46% 34%;
  height: 340px;
  background:
    radial-gradient(circle at 28% 24%, rgba(70, 240, 206, .18), transparent 62%),
    radial-gradient(circle at 82% 62%, rgba(255, 124, 51, .14), transparent 56%);
  pointer-events: none;
}
.page-faq .faq-hero > .wrap {
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero .breadcrumb {
  margin: 0 0 18px;
  font-size: 12.5px;
  color: var(--muted);
}
.page-faq .faq-hero .breadcrumb a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(221, 234, 228, .34);
}
.page-faq .faq-hero .breadcrumb a:hover,
.page-faq .faq-hero .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-faq .faq-hero__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .18em;
  color: var(--cyan);
}
.page-faq .faq-hero__title {
  max-width: 22ch;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 5vw, 3.15rem);
  line-height: 1.24;
  letter-spacing: -.01em;
}
.page-faq .faq-hero__lead {
  max-width: 42ch;
  margin: 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.82;
  color: var(--on-dark);
  opacity: .9;
}
.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: var(--muted);
}
.page-faq .faq-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 7px;
}
.page-faq .faq-hero__facts strong {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 700;
  color: var(--cyan);
}
.page-faq .faq-hero__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

/* 两栏骨架 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding: clamp(26px, 4vw, 50px) 0 clamp(34px, 5vw, 64px);
}

/* 分类索引 */
.page-faq .faq-index {
  padding: 16px;
  background: var(--paper-deep);
  border: 1px solid rgba(20, 35, 31, .1);
  border-radius: var(--r-md);
}
.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: 11.5px;
  font-weight: 900;
  letter-spacing: .16em;
  color: var(--muted-paper);
}
.page-faq .faq-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-index__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--pill);
  border: 1px solid rgba(20, 35, 31, .12);
  background: rgba(244, 239, 228, .8);
  color: var(--on-paper);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--cyan-deep);
  background: rgba(18, 121, 107, .12);
}
.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  color: var(--cyan-deep);
}
.page-faq .faq-index__name {
  flex: 1 1 auto;
}
.page-faq .faq-index__count {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--muted-paper);
}
.page-faq .faq-index__aside {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed rgba(20, 35, 31, .22);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted-paper);
}
.page-faq .faq-index__aside p {
  margin: 0 0 12px;
}

/* 问答分组 */
.page-faq .faq-groups {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  min-width: 0;
}
.page-faq .faq-group {
  --group-accent: var(--cyan-deep);
  min-width: 0;
  padding-bottom: 8px;
  background: var(--faq-card);
  border: 1px solid var(--faq-hair);
  border-left: 4px solid var(--group-accent);
  border-radius: var(--r-md);
  scroll-margin-top: 96px;
}
.page-faq .faq-group:nth-of-type(4n + 2) { --group-accent: var(--ochre); }
.page-faq .faq-group:nth-of-type(4n + 3) { --group-accent: var(--cyan-deep); }
.page-faq .faq-group:nth-of-type(4n + 4) { --group-accent: var(--orange); }
.page-faq .faq-group:nth-of-type(4n + 1) { --group-accent: #7C8F52; }
.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 12px;
  padding: 18px 20px 0;
}
.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--group-accent);
}
.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2.2vw, 1.42rem);
  font-weight: 700;
  line-height: 1.4;
}
.page-faq .faq-group__count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  color: var(--muted-paper);
}
.page-faq .faq-group__intro {
  max-width: 46ch;
  margin: 0;
  padding: 6px 20px 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted-paper);
}

/* 配图 */
.page-faq .faq-figure {
  margin: 0 20px 16px;
  overflow: hidden;
  border-radius: var(--r-sm);
  background: var(--ink);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-figure--side {
  max-width: 260px;
  margin-left: auto;
  margin-right: 20px;
}

/* 折叠面板 */
.page-faq .faq-item {
  margin: 0 20px;
  border-top: 1px solid var(--faq-hair);
}
.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.65;
  color: var(--on-paper);
  cursor: pointer;
  list-style: none;
}
.page-faq .faq-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__q::marker {
  content: "";
}
.page-faq .faq-item__q::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: .55em;
  border-radius: 2px;
  background: var(--group-accent);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-faq .faq-item[open] .faq-item__q::before {
  transform: rotate(90deg);
  background: var(--orange);
}
.page-faq .faq-item__q:hover {
  color: var(--cyan-deep);
}
.page-faq .faq-item__qtext {
  flex: 1 1 auto;
  min-width: 0;
}
.page-faq .faq-item__a {
  padding: 0 0 16px 22px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--on-paper);
}
.page-faq .faq-item__a p {
  margin: 0;
}
.page-faq .faq-item__a a {
  color: var(--cyan-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-faq mark {
  background: rgba(255, 124, 51, .22);
  color: inherit;
  padding: 0 .18em;
  border-radius: 3px;
}

/* 兜底联络 */
.page-faq .faq-stuck {
  display: grid;
  gap: 20px;
  margin-bottom: clamp(36px, 5vw, 68px);
  padding: clamp(22px, 3.6vw, 38px);
  background: var(--ink);
  color: var(--on-dark);
  border-radius: var(--r-lg);
}
.page-faq .faq-stuck__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  font-weight: 700;
  line-height: 1.35;
}
.page-faq .faq-stuck__text p {
  max-width: 46ch;
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--on-dark);
  opacity: .9;
}
.page-faq .faq-stuck__contact {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid rgba(221, 234, 228, .18);
}
.page-faq .faq-stuck__contact > div {
  display: grid;
  gap: 3px;
}
.page-faq .faq-stuck__contact dt {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--muted);
}
.page-faq .faq-stuck__contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  color: var(--cyan);
  word-break: break-all;
}

@media (min-width: 640px) {
  .page-faq .faq-figure--side {
    max-width: 320px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: clamp(28px, 3.2vw, 44px);
  }
  .page-faq .faq-index {
    position: sticky;
    top: 88px;
    align-self: start;
  }
  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }
  .page-faq .faq-index__link {
    border-color: transparent;
    border-radius: var(--r-sm);
    background: transparent;
    padding: 9px 10px;
  }
  .page-faq .faq-stuck {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    align-items: start;
    gap: clamp(24px, 4vw, 56px);
  }
  .page-faq .faq-stuck__contact {
    padding-top: 0;
    border-top: none;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-group__head {
    padding-left: 26px;
    padding-right: 26px;
  }
  .page-faq .faq-group__intro {
    padding-left: 26px;
    padding-right: 26px;
  }
  .page-faq .faq-figure,
  .page-faq .faq-item {
    margin-left: 26px;
    margin-right: 26px;
  }
  .page-faq .faq-figure--side {
    margin-right: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .faq-item__q::before {
    transition: none;
  }
  .page-faq .faq-item[open] .faq-item__q::before {
    transform: none;
  }
}
<<<END>>>