.page-faq {
  --faq-index-w: 264px;
  --faq-gap: clamp(18px, 3vw, 34px);
  background: var(--sand);
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5.5vw, 76px) 0 clamp(38px, 6vw, 84px);
  color: var(--white);
  background:
    radial-gradient(120% 150% at 88% -10%, rgba(255, 106, 69, 0.26), transparent 58%),
    linear-gradient(160deg, #06263c 0%, var(--ink-900) 62%);
  border-bottom: 1px solid rgba(169, 196, 212, 0.26);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(169, 196, 212, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 196, 212, 0.16) 1px, transparent 1px);
  background-size: 58px 58px;
  opacity: 0.55;
  pointer-events: none;
}

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

.page-faq .faq-hero__crumb {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-faq .faq-hero__crumb .breadcrumb__item,
.page-faq .faq-hero__crumb .breadcrumb__sep {
  color: rgba(227, 239, 246, 0.68);
  font-size: var(--fs-mono);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-faq .faq-hero__crumb .breadcrumb__item[aria-current="page"] {
  color: var(--coral-200);
}

.page-faq .faq-hero__crumb a.breadcrumb__item:hover {
  color: var(--coral-500);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero__lead .eyebrow {
  color: var(--coral-200);
  letter-spacing: 0.08em;
}

.page-faq .faq-hero__title {
  margin: 14px 0 18px;
  font-size: var(--fs-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 16em;
}

.page-faq .faq-hero__lede {
  max-width: 30em;
  color: rgba(255, 255, 255, 0.82);
  font-size: var(--fs-body);
  line-height: 1.75;
  margin: 0;
}

/* 首屏速查面板 */
.page-faq .faq-quick {
  border: 1px solid rgba(169, 196, 212, 0.34);
  border-radius: var(--radius);
  background: rgba(10, 51, 80, 0.58);
  padding: 18px 16px 14px;
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-quick__cap {
  margin: 0 0 12px;
  font-size: var(--fs-mono);
  letter-spacing: 0.12em;
  color: var(--coral-200);
  text-transform: uppercase;
}

.page-faq .faq-quick__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-quick__link {
  display: grid;
  grid-template-columns: 26px 1fr 16px;
  align-items: center;
  gap: 10px;
  padding: 11px 8px;
  border-radius: var(--radius-sm);
  color: var(--white);
  text-decoration: none;
  font-size: var(--fs-small);
  line-height: 1.5;
  border-left: 2px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  background: rgba(255, 106, 69, 0.16);
  border-left-color: var(--coral-500);
  transform: translateX(3px);
}

.page-faq .faq-quick__idx {
  font-size: var(--fs-mono);
  color: var(--coral-500);
}

.page-faq .faq-quick__go {
  color: var(--coral-200);
  text-align: right;
}

.page-faq .faq-quick__foot {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px dashed rgba(169, 196, 212, 0.32);
  font-size: var(--fs-mono);
  color: rgba(227, 239, 246, 0.72);
}

.page-faq .faq-quick__foot a {
  color: var(--coral-200);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-quick__foot a:hover {
  color: var(--coral-500);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-body {
  padding-top: clamp(30px, 5vw, 64px);
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.5vw, 46px);
  align-items: start;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  padding: 16px 14px 14px;
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  padding-bottom: 10px;
  font-size: var(--fs-mono);
  letter-spacing: 0.14em;
  color: var(--ink-500);
  border-bottom: 1px solid var(--mist-100);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: 20px 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 9px 8px;
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
  color: var(--ink-700);
  text-decoration: none;
  font-size: var(--fs-small);
  line-height: 1.45;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-index__link .mono {
  color: var(--ink-500);
  font-size: 12px;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: var(--mist-100);
  border-left-color: var(--coral-500);
  color: var(--ink-900);
}

.page-faq .faq-index__count {
  font-size: 11px;
  color: var(--palm-500);
}

.page-faq .faq-index__note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-500);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-answers {
  min-width: 0;
}

.page-faq .faq-group {
  margin-bottom: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  overflow: hidden;
  scroll-margin-top: 96px;
}

.page-faq .faq-group[open] {
  border-color: var(--ink-500);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  background: var(--mist-100);
  border-left: 3px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-faq .faq-group__head:hover {
  background: #d7e8f2;
}

.page-faq .faq-group[open] > .faq-group__head {
  background: var(--ink-900);
  border-left-color: var(--coral-500);
}

.page-faq .faq-group:target > .faq-group__head {
  border-left-color: var(--coral-500);
}

.page-faq .faq-group__idx {
  font-size: var(--fs-mono);
  color: var(--coral-500);
  flex: none;
}

.page-faq .faq-group[open] > .faq-group__head .faq-group__idx {
  color: var(--coral-500);
}

.page-faq .faq-group__title {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  line-height: 1.4;
}

.page-faq .faq-group[open] > .faq-group__head .faq-group__title {
  color: var(--white);
}

.page-faq .faq-group__count {
  flex: none;
  font-size: 12px;
  color: var(--ink-500);
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.page-faq .faq-group[open] > .faq-group__head .faq-group__count {
  color: var(--coral-200);
  border-color: rgba(255, 216, 204, 0.45);
}

.page-faq .faq-group__caret {
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: 4px;
  border-right: 2px solid var(--ink-500);
  border-bottom: 2px solid var(--ink-500);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-group[open] > .faq-group__head .faq-group__caret {
  border-color: var(--coral-500);
  transform: rotate(-135deg) translateY(-2px);
}

.page-faq .faq-group__intro {
  margin: 0;
  padding: 14px 18px 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--ink-500);
}

.page-faq .faq-group__items {
  padding: 6px 16px 16px;
}

/* ---------- 单条问答 ---------- */
.page-faq .faq-item {
  border-bottom: 1px dashed var(--line);
}

.page-faq .faq-item:last-of-type {
  border-bottom: 0;
}

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-900);
  transition: color 0.18s var(--ease);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--coral-500);
  transition: transform 0.2s var(--ease);
}

.page-faq .faq-item[open] > .faq-item__q {
  color: var(--ink-500);
}

.page-faq .faq-item[open] > .faq-item__q::after {
  content: "−";
}

.page-faq .faq-item__q:hover {
  color: var(--coral-600);
}

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

.page-faq .faq-item__steps {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--palm-500);
  border: 1px solid rgba(46, 156, 124, 0.35);
  border-radius: 999px;
  padding: 1px 7px;
  white-space: nowrap;
}

.page-faq .faq-item__a {
  padding: 2px 2px 18px;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: var(--ink-700);
}

.page-faq .faq-item__a p a {
  color: var(--ink-500);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a p a:hover {
  color: var(--coral-600);
}

/* 路径条 */
.page-faq .pathbar {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
  padding: 7px 10px;
  background: var(--sand);
  border: 1px solid var(--mist-100);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-faq .pathbar__cap {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-500);
  white-space: nowrap;
}

.page-faq .pathbar__node {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 18px;
  font-size: 10px;
  color: var(--coral-600);
  background: var(--coral-200);
  border-radius: 2px;
}

.page-faq .pathbar__seg {
  flex: 1 1 auto;
  min-width: 8px;
  max-width: 60px;
  height: 1px;
  background: var(--line);
}

/* 编号步骤 */
.page-faq .faq-steps {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 8px;
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 32px;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: var(--ink-700);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  width: 23px;
  height: 18px;
  line-height: 18px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--white);
  background: var(--ink-500);
  border-radius: 2px;
}

/* ---------- 图位 ---------- */
.page-faq .faq-figure {
  margin: 16px 0 6px;
  border: 1px solid var(--mist-100);
  border-radius: var(--radius);
  padding: 10px;
  background: var(--sand);
}

.page-faq .faq-figure .figure__cap {
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-500);
}

/* ---------- 数据带 ---------- */
.page-faq .faq-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 18px 0;
  padding: 16px 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-faq .faq-band .databand__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 10px;
  border-left: 2px solid var(--coral-500);
}

.page-faq .faq-band .databand__key {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-500);
  font-family: var(--font-mono);
}

.page-faq .faq-band .databand__val {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

/* ---------- 转化块 ---------- */
.page-faq .faq-cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 22px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius);
  color: var(--white);
  background:
    radial-gradient(110% 140% at 92% 0%, rgba(255, 106, 69, 0.24), transparent 62%),
    var(--ink-900);
}

.page-faq .faq-cta__cap {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--coral-200);
}

.page-faq .faq-cta__title {
  margin: 0 0 10px;
  font-size: var(--fs-h3);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.page-faq .faq-cta__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
  max-width: 42em;
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-group__title {
    font-size: 19px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 92px;
  }

  .page-faq .faq-index__list {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-cta {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-faq .faq-cta__actions {
    flex-direction: column;
    align-items: stretch;
    min-width: 180px;
  }
}

@media (max-width: 480px) {
  .page-faq .faq-index__list {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-item__q {
    font-size: 15px;
    gap: 10px;
  }

  .page-faq .pathbar__cap:last-child {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__link,
  .page-faq .faq-index__link,
  .page-faq .faq-group__caret,
  .page-faq .faq-item__q::after {
    transition: none;
  }

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