.page-faq {
  --faq-body: #C6D2CF;
  --faq-sticky-top: calc(var(--nav-h) + 30px);
  display: block;
}

/* 面包屑 */
.page-faq .breadcrumbs {
  margin: clamp(18px, 3vw, 28px) 0 0;
}

/* 首屏框景 */
.page-faq .faq-hero {
  padding: clamp(16px, 3vw, 34px) 0 clamp(26px, 4vw, 44px);
}

.page-faq .faq-hero__frame {
  padding: clamp(22px, 5vw, 56px);
  background: linear-gradient(155deg, rgba(245, 208, 0, .07), transparent 58%);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  max-width: 15ch;
}

.page-faq .faq-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  color: var(--faq-body);
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.8;
}

.page-faq .faq-hero__quick {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
}

.page-faq .faq-hero__quick a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-hero__quick a:hover,
.page-faq .faq-hero__quick a:focus-visible {
  color: var(--paper);
  border-color: var(--yellow);
  background: rgba(245, 208, 0, .08);
}

.page-faq .faq-hero__media {
  margin: 0 0 clamp(30px, 5vw, 58px);
}

/* 主体栅格 */
.page-faq .faq-body {
  padding-top: 0;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-faq .faq-index,
.page-faq .faq-answers {
  min-width: 0;
}

/* 左侧索引 */
.page-faq .faq-toc {
  margin-top: 12px;
}

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

.page-faq .faq-toc li {
  flex: none;
}

.page-faq .faq-toc a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--paper);
  border-color: var(--line);
}

.page-faq .faq-toc__n {
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--yellow);
}

.page-faq .faq-toc a[aria-current="true"] {
  color: var(--ink-on-signal);
  background: var(--yellow);
  border-color: var(--yellow);
}

.page-faq .faq-toc a[aria-current="true"] .faq-toc__n {
  color: var(--ink-on-signal);
}

/* 分组 */
.page-faq .qa-group + .qa-group {
  margin-top: clamp(40px, 6vw, 74px);
}

.page-faq .qa-group + .qa-group::before {
  content: "";
  display: block;
  height: 9px;
  margin-bottom: clamp(26px, 3.5vw, 42px);
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 14px);
}

.page-faq .qa-group__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: clamp(10px, 1.6vw, 16px);
}

.page-faq .qa-group__num {
  font-size: clamp(24px, 4vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--yellow);
}

.page-faq .qa-group__title {
  margin: 0;
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 800;
  letter-spacing: -.015em;
  line-height: 1.25;
  color: var(--paper);
}

.page-faq .qa-group__lede {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* 问答条目 */
.page-faq .qa-list {
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-faq .qa {
  border-left: 2px solid var(--line);
  background: rgba(242, 245, 244, .03);
  transition: border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-faq .qa + .qa {
  margin-top: 8px;
}

.page-faq .qa[open] {
  border-left-color: var(--yellow);
  background: rgba(242, 245, 244, .06);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 16px;
  list-style: none;
  cursor: pointer;
  color: var(--paper);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

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

.page-faq .qa__q > span:nth-child(2) {
  flex: 1 1 auto;
}

.page-faq .qa__q::after {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  margin: 4px 0 0 auto;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .qa[open] .qa__q::after {
  transform: rotate(-135deg);
  border-color: var(--yellow);
}

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

.page-faq .qa__qn {
  flex: none;
  padding-top: 3px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-faq .qa[open] .qa__qn {
  color: var(--yellow);
}

.page-faq .qa__a {
  padding: 0 16px 18px;
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--faq-body);
}

/* 分组内左右排布（伤停章节） */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 28px);
  align-items: start;
}

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

/* 分组底部链接 */
.page-faq .qa-group__foot {
  margin-top: clamp(18px, 2.4vw, 26px);
}

.page-faq .faq-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--yellow);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 208, 0, .35);
  padding-bottom: 2px;
}

.page-faq .faq-more::after {
  content: "→";
  transition: transform .2s var(--ease);
}

.page-faq .faq-more:hover::after,
.page-faq .faq-more:focus-visible::after {
  transform: translateX(4px);
}

.page-faq .faq-more:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

/* 收尾面板 */
.page-faq .faq-closing__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(18px, 3vw, 36px);
  padding: clamp(24px, 4vw, 42px);
  border-top: 2px solid var(--yellow);
}

.page-faq .faq-closing__text {
  flex: 1 1 300px;
  min-width: 0;
}

.page-faq .faq-closing__title {
  margin: 0 0 10px;
}

.page-faq .faq-closing__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--faq-body);
}

/* 入视显现（渐进增强） */
.page-faq .qa.is-visible {
  animation: faq-rise .45s var(--ease) both;
}

@keyframes faq-rise {
  from {
    opacity: .001;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa.is-visible {
    animation: none;
  }
  .page-faq .qa__q::after,
  .page-faq .faq-more::after {
    transition: none;
  }
}

/* 窄屏微调 */
@media (max-width: 480px) {
  .page-faq .qa__q {
    font-size: 14.5px;
    padding: 14px 13px;
  }
  .page-faq .qa__a {
    padding: 0 13px 16px;
  }
  .page-faq .qa-group__title {
    font-size: 20px;
  }
}

/* 桌面端：左三分之一粘性索引 + 右侧展开答案 */
@media (min-width: 901px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 3.6fr) minmax(0, 8.4fr);
    gap: clamp(38px, 4.5vw, 72px);
  }

  .page-faq .faq-index__sticky {
    position: sticky;
    top: var(--faq-sticky-top);
  }

  .page-faq .faq-toc ul {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc a {
    white-space: normal;
    border: 0;
    border-bottom: 1px solid var(--line-soft);
    padding: 11px 8px 11px 11px;
    font-size: 14px;
  }

  .page-faq .faq-toc a[aria-current="true"] {
    color: var(--paper);
    background: var(--glass);
    border-bottom-color: var(--line-soft);
    box-shadow: inset 2px 0 0 var(--yellow);
  }

  .page-faq .faq-toc a[aria-current="true"] .faq-toc__n {
    color: var(--yellow);
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .85fr);
  }
}
</PAGE_CSS>>>