.page-faq {
  --faq-gap: clamp(20px, 4vw, 40px);
}

.page-faq .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px, 4vw, 28px);
  font-size: 13px;
  color: var(--grey);
}

.page-faq .breadcrumbs__item {
  color: var(--grey);
  text-decoration: none;
}

.page-faq .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--wash-3);
}

.page-faq a.breadcrumbs__item:hover,
.page-faq a.breadcrumbs__item:focus-visible {
  color: var(--dai);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-intro {
  position: relative;
  padding: clamp(20px, 5vw, 44px) 0 clamp(14px, 3vw, 26px);
}

.page-faq .faq-intro h1 {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(29px, 6.4vw, 50px);
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin: 12px 0 18px;
  max-width: 17em;
}

.page-faq .faq-intro__lead {
  max-width: var(--measure);
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.75;
  color: var(--grey);
  margin: 0;
}

.page-faq .faq-jump {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .faq-jump a {
  display: inline-block;
  padding: 9px 15px;
  border-radius: 999px;
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--green);
}

/* ---------- 通用标题 ---------- */
.page-faq h2 {
  font-family: var(--serif);
  font-size: clamp(22px, 4.4vw, 31px);
  line-height: 1.3;
  letter-spacing: 0.02em;
  color: var(--ink);
  margin: 0 0 12px;
}

.page-faq h3 {
  font-family: var(--sans);
  font-size: clamp(16px, 2.6vw, 18px);
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 6px;
  transition: color 0.2s var(--ease);
}

.page-faq .faq-split__lead,
.page-faq .faq-band__lead {
  max-width: var(--measure);
  color: var(--grey);
  line-height: 1.75;
  margin: 0 0 22px;
}

.page-faq .faq-split__lead a,
.page-faq .faq-band__lead a {
  color: var(--dai);
}

/* ---------- 左右分置骨架 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-split__main,
.page-faq .faq-split__side {
  min-width: 0;
}

.page-faq .faq-split__side .panel + .panel {
  margin-top: 10px;
}

.page-faq #start,
.page-faq #compare,
.page-faq #member,
.page-faq #metrics,
.page-faq #client {
  scroll-margin-top: 84px;
}

/* ---------- 编号步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 24px;
}

.page-faq .faq-step::after {
  content: "";
  position: absolute;
  left: 24px;
  top: 56px;
  bottom: 0;
  border-left: 1px dashed var(--wash-3);
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step:last-child::after {
  content: none;
}

.page-faq .faq-step__num {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 16px 16px 16px 5px;
  background: var(--ink);
  color: var(--green);
  font-family: var(--mono);
  font-size: 17px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "zero" 1;
  transition: background 0.22s var(--ease);
}

.page-faq .faq-step__body {
  padding-top: 4px;
}

.page-faq .faq-step__body p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--grey);
}

@media (hover: hover) {
  .page-faq .faq-step:hover .faq-step__num {
    background: var(--dai);
  }

  .page-faq .faq-step:hover .faq-step__body h3 {
    color: var(--dai);
  }
}

/* ---------- 折叠问答 ---------- */
.page-faq .panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-faq .panel__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

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

.page-faq .panel__summary::after {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  margin-top: 5px;
  border-right: 2px solid var(--dai);
  border-bottom: 2px solid var(--dai);
  transform: rotate(45deg);
  transition: transform 0.22s var(--ease);
}

.page-faq .panel[open] > .panel__summary::after {
  transform: rotate(-135deg);
}

.page-faq .panel__summary:hover,
.page-faq .panel__summary:focus-visible {
  color: var(--dai);
}

.page-faq .panel__body {
  padding: 0 16px 16px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--grey);
}

.page-faq .panel__body p {
  margin: 0 0 8px;
}

.page-faq .panel__body p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-mini-steps {
  margin: 0;
  padding-left: 1.2em;
  display: grid;
  gap: 6px;
}

.page-faq .faq-mini-steps li {
  line-height: 1.7;
}

/* ---------- 侧栏辅助内容 ---------- */
.page-faq .media {
  margin: 0 0 18px;
}

.page-faq .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--grey);
}

.page-faq .faq-aside-note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 3px solid var(--green);
  font-size: 14px;
  line-height: 1.7;
  color: var(--grey);
}

.page-faq .faq-aside-note a {
  color: var(--dai);
}

/* ---------- 指标阅读顺序 ---------- */
.page-faq .faq-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-flow__item {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 18px 22px;
  overflow: hidden;
}

.page-faq .faq-flow__item::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green), rgba(198, 255, 61, 0) 82%);
}

.page-faq .faq-flow__idx {
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(198, 255, 61, 0.4);
  color: var(--dai);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  line-height: 1.5;
}

.page-faq .faq-flow__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--grey);
}

/* ---------- 客户端问题列表 ---------- */
.page-faq .faq-problems {
  display: grid;
  gap: 10px;
  max-width: 900px;
}

/* ---------- 联系引导 ---------- */
.page-faq .faq-help {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 5vw, 44px);
  border-radius: var(--radius);
  background: var(--ink);
}

.page-faq .faq-help::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 255, 61, 0.24), rgba(198, 255, 61, 0) 70%);
  pointer-events: none;
}

.page-faq .faq-help h2 {
  color: var(--paper);
}

.page-faq .faq-help > p {
  max-width: var(--measure);
  margin: 0;
  color: var(--wash-4);
  line-height: 1.75;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 22px;
  color: var(--wash-4);
  line-height: 1.65;
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 2px 2px 2px 0;
  background: var(--green);
}

.page-faq .faq-help__note {
  margin: 0 0 22px;
  font-size: 14px;
  color: var(--wash-3);
}

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

.page-faq .faq-help .btn--ghost {
  color: var(--paper);
  border-color: rgba(246, 243, 236, 0.36);
}

.page-faq .faq-help .btn--ghost:hover,
.page-faq .faq-help .btn--ghost:focus-visible {
  border-color: var(--green);
  color: var(--green);
}

.page-faq .faq-help .btn--quiet {
  color: var(--green);
}

/* ---------- 响应式 ---------- */
@media (max-width: 939px) {
  .page-faq .faq-split__side {
    margin-top: 6px;
  }

  .page-faq .faq-help__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-problems {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 940px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-split__side {
    padding-top: 6px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-problems {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-step__num,
  .page-faq .faq-step__body h3,
  .page-faq .panel__summary,
  .page-faq .panel__summary::after {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>