.page-faq {
  --faq-hair: rgba(154, 166, 178, 0.2);
  --faq-hair-strong: rgba(154, 166, 178, 0.38);
  --faq-dash: rgba(154, 166, 178, 0.14);
  --faq-surface: rgba(18, 42, 64, 0.5);
  --faq-focus: rgba(47, 230, 216, 0.3);
  color: var(--yh-cream);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb {
  padding-top: clamp(14px, 2vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 4.4vw, 56px) 0 clamp(30px, 4.6vw, 62px);
  border-bottom: 1px solid var(--faq-hair);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(154, 166, 178, 0.055) 0 1px,
    transparent 1px 10px
  );
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  align-items: end;
}

.page-faq .faq-hero__lead {
  min-width: 0;
}

.page-faq .faq-hero__intro {
  margin: clamp(16px, 2.2vw, 26px) 0 0;
  max-width: 54ch;
  font-size: clamp(14.5px, 1.1vw, 16.5px);
  line-height: 1.8;
  color: var(--yh-silver);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 44px);
  margin-top: clamp(22px, 3vw, 36px);
  padding-top: clamp(16px, 2vw, 24px);
  border-top: 1px dashed var(--faq-dash);
}

.page-faq .faq-stat {
  min-width: 120px;
}

.page-faq .faq-stat__label {
  display: block;
  font-family: var(--yh-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--yh-rock);
}

.page-faq .faq-stat__value {
  display: block;
  margin-top: 7px;
  font-family: var(--yh-font-mono);
  font-size: clamp(17px, 1.9vw, 23px);
  letter-spacing: 0.02em;
  color: var(--yh-gold);
}

.page-faq .faq-stat__value--cyan {
  color: var(--yh-cyan);
}

.page-faq .faq-hero__media {
  margin: 0;
  border-radius: var(--yh-radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-hair);
  background: var(--faq-surface);
  box-shadow: 0 24px 60px -42px rgba(0, 0, 0, 0.9);
}

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

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(28px, 4vw, 64px);
  }
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body {
  padding: clamp(34px, 5vw, 74px) 0 clamp(40px, 6vw, 92px);
}

.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(26px, 4vw, 58px);
  min-width: 0;
}

.page-faq .faq-groups {
  min-width: 0;
}

/* ---------- 侧栏索引 ---------- */
.page-faq .faq-index {
  min-width: 0;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--yh-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--yh-rock);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 3px;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 11px;
  border-radius: var(--yh-radius-sm);
  color: var(--yh-silver);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: background-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.page-faq .faq-index__link:hover {
  background: rgba(123, 77, 255, 0.16);
  color: var(--yh-cream);
  box-shadow: inset 0 0 0 1px rgba(47, 230, 216, 0.34);
}

.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--yh-violet);
  outline-offset: 2px;
  color: var(--yh-cream);
}

.page-faq .faq-index__link.is-active {
  background: rgba(47, 230, 216, 0.1);
  color: var(--yh-cream);
  box-shadow: inset 2px 0 0 0 var(--yh-cyan);
}

.page-faq .faq-index__num {
  flex: 0 0 auto;
  font-family: var(--yh-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--yh-gold);
}

.page-faq .faq-index__note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--faq-dash);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--yh-rock);
}

@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(196px, 244px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: clamp(20px, 4vw, 44px);
    padding-left: 20px;
    border-left: 1px solid var(--faq-hair-strong);
  }

  .page-faq .faq-index__title,
  .page-faq .faq-index__note {
    padding-left: 11px;
  }
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  padding-bottom: clamp(28px, 3.8vw, 50px);
  margin-bottom: clamp(28px, 3.8vw, 50px);
  border-bottom: 1px solid var(--faq-hair);
  scroll-margin-top: 96px;
}

.page-faq .faq-group:last-of-type {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(16px, 2.2vw, 26px);
}

.page-faq .faq-group__headtext {
  min-width: 0;
}

.page-faq .faq-group__head h2 {
  margin: 8px 0 0;
  font-family: var(--yh-font-display);
  font-size: clamp(23px, 3vw, 34px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--yh-cream);
}

.page-faq .faq-group__lead {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--yh-silver);
}

.page-faq .faq-group__media {
  margin: 0;
  border-radius: var(--yh-radius-md);
  overflow: hidden;
  border: 1px solid var(--faq-hair);
  background: var(--faq-surface);
}

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

@media (min-width: 800px) {
  .page-faq .faq-group__head--split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: end;
    gap: clamp(20px, 3vw, 44px);
  }
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border-top: 1px solid var(--faq-dash);
}

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

.page-faq .faq-item__q {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0;
  padding: clamp(14px, 1.8vw, 21px) 38px clamp(14px, 1.8vw, 21px) 4px;
  list-style: none;
  cursor: pointer;
  border-radius: var(--yh-radius-sm);
  font-family: var(--yh-font-body);
  font-size: clamp(15px, 1.15vw, 16.5px);
  line-height: 1.55;
  font-weight: 600;
  color: var(--yh-cream);
  transition: color 170ms ease, background-color 170ms ease;
}

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

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

.page-faq .faq-item__q:hover {
  color: var(--yh-cyan);
  background: rgba(18, 42, 64, 0.42);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--yh-violet);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px var(--faq-focus);
}

.page-faq .faq-item__num {
  flex: 0 0 auto;
  min-width: 32px;
  padding-top: 3px;
  font-family: var(--yh-font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--yh-gold);
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-item__mark {
  position: absolute;
  right: 8px;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  pointer-events: none;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--yh-silver);
  border-radius: 2px;
  transition: transform 200ms ease, background-color 200ms ease;
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 8.25px;
  width: 18px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  left: 8.25px;
  top: 0;
  width: 1.5px;
  height: 18px;
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--yh-cyan);
}

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

.page-faq .faq-item__a {
  padding: 0 38px clamp(16px, 2vw, 24px) 48px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--yh-silver);
}

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

.page-faq .faq-item__a a {
  color: var(--yh-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 230, 216, 0.4);
  transition: color 160ms ease, border-color 160ms ease;
}

.page-faq .faq-item__a a:hover {
  color: var(--yh-cream);
  border-color: var(--yh-gold);
}

.page-faq .faq-item__a a:focus-visible {
  outline: 2px solid var(--yh-violet);
  outline-offset: 2px;
}

.page-faq .faq-item__a .yh-num {
  color: var(--yh-cream);
  font-size: 0.96em;
}

.page-faq .faq-item[open] .faq-item__a {
  animation: faq-fade 240ms ease both;
}

@keyframes faq-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-note {
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--yh-clay);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--yh-rock);
}

.page-faq .faq-note a {
  color: var(--yh-silver);
  text-decoration: none;
  border-bottom: 1px dashed var(--faq-hair-strong);
}

.page-faq .faq-note a:hover {
  color: var(--yh-cream);
}

.page-faq .faq-note a:focus-visible {
  outline: 2px solid var(--yh-cyan);
  outline-offset: 2px;
}

/* ---------- 收尾入口 ---------- */
.page-faq .faq-next {
  padding: clamp(30px, 4.4vw, 66px) 0 clamp(40px, 5.4vw, 88px);
  border-top: 1px solid var(--faq-hair);
  background:
    radial-gradient(120% 140% at 12% 0%, rgba(123, 77, 255, 0.14) 0%, transparent 58%),
    radial-gradient(90% 130% at 92% 100%, rgba(47, 230, 216, 0.08) 0%, transparent 60%);
}

.page-faq .faq-next__title {
  margin: 10px 0 clamp(18px, 2.4vw, 28px);
  font-family: var(--yh-font-display);
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--yh-cream);
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-faq .faq-next__link {
  display: inline-block;
  padding: 9px 20px;
  border-radius: var(--yh-radius-pill);
  border: 1px solid var(--faq-hair-strong);
  background: var(--faq-surface);
  color: var(--yh-silver);
  font-size: 13.5px;
  line-height: 1.4;
  text-decoration: none;
  transition: color 170ms ease, border-color 170ms ease, transform 170ms ease, background-color 170ms ease;
}

.page-faq .faq-next__link:hover {
  color: var(--yh-cream);
  border-color: var(--yh-cyan);
  background: rgba(47, 230, 216, 0.1);
  transform: translateY(-2px);
}

.page-faq .faq-next__link:focus-visible {
  outline: 2px solid var(--yh-violet);
  outline-offset: 3px;
  box-shadow: 0 0 0 5px var(--faq-focus);
}

/* ---------- 窄屏修正 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-item__a {
    padding-left: 4px;
    padding-right: 8px;
  }

  .page-faq .faq-item__q {
    padding-right: 30px;
  }

  .page-faq .faq-item__mark {
    right: 2px;
  }

  .page-faq .faq-stat {
    min-width: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-item__a {
    animation: none;
  }

  .page-faq .faq-next__link:hover {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>