.page-faq {
  --faq-block-gap: clamp(44px, 7vw, 78px);
  --faq-pad: clamp(24px, 5vw, 48px);
  display: block;
  background: var(--paper);
  color: var(--t-ink);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  color: var(--t-fog);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(46, 90, 107, 0.52) 0%, rgba(11, 20, 24, 0) 62%),
    linear-gradient(168deg, var(--ink) 0%, var(--ink-2) 60%, var(--ink-3) 100%);
  padding: calc(var(--hdr-h) + clamp(28px, 7vw, 64px)) 0 clamp(36px, 6vw, 68px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(227, 237, 240, 0.05) 0 1px,
    transparent 1px 104px
  );
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -90px;
  right: -110px;
  width: 48%;
  height: 280px;
  pointer-events: none;
  background: linear-gradient(122deg, rgba(46, 90, 107, 0.46), rgba(120, 184, 200, 0.05));
  transform: skewY(-5deg);
}

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

.page-faq .faq-hero .crumbs {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-faq .faq-hero .crumbs__link {
  color: var(--t-mute);
}

.page-faq .faq-hero .crumbs__link:hover,
.page-faq .faq-hero .crumbs__link:focus-visible {
  color: var(--lime);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-hero .eyebrow {
  color: var(--teal-lt);
}

.page-faq .faq-hero .title-1 {
  color: var(--t-fog);
  max-width: 18ch;
}

.page-faq .faq-hero .lede {
  margin-top: 18px;
  max-width: 60ch;
  color: var(--t-mute);
}

.page-faq .faq-hero__aside {
  padding-left: 18px;
  border-left: 1px solid var(--line-dark);
}

.page-faq .faq-hero__key {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-faq .faq-hero__text {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--t-mute);
}

/* ---------- 三步引导条 ---------- */

.page-faq .faq-steps-band {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-dark);
}

.page-faq .faq-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  border-left: 1px solid var(--line-dark);
}

.page-faq .faq-step:first-child {
  border-left: 0;
}

.page-faq .faq-step__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 10px;
  text-decoration: none;
  color: var(--t-mute);
  transition: color var(--step-s) var(--ease), background-color var(--step-s) var(--ease);
}

.page-faq .faq-step__link:hover,
.page-faq .faq-step__link:focus-visible {
  color: var(--t-fog);
  background: rgba(46, 90, 107, 0.22);
}

.page-faq .faq-step__num {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--lime);
  line-height: 1;
}

.page-faq .faq-step__label {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ---------- 主体布局 ---------- */

.page-faq .faq-layout {
  display: grid;
  gap: 0;
  padding-top: clamp(36px, 6vw, 68px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

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

.page-faq .faq-rail {
  display: none;
}

.page-faq .faq-block {
  padding-bottom: var(--faq-block-gap);
  margin-bottom: var(--faq-block-gap);
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .faq-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-block__head {
  margin-bottom: clamp(22px, 4vw, 34px);
}

.page-faq .faq-block__head .eyebrow {
  color: var(--teal);
  margin-bottom: 10px;
}

.page-faq .faq-block__head .title-2 {
  max-width: 24ch;
}

.page-faq .faq-block__lede {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--t-mute-ink);
}

.page-faq .title-3 {
  margin: 0 0 6px;
  font-size: 17px;
  line-height: 1.4;
}

.page-faq .faq-block p {
  font-size: 15px;
  line-height: 1.75;
}

.page-faq .faq-inline-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid var(--teal-lt);
  padding-bottom: 1px;
  font-weight: 700;
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  border-bottom-color: var(--lime);
}

/* ---------- 第一步 ---------- */

.page-faq .faq-entry {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-faq .faq-entry__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-entry__item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--line-ink);
}

.page-faq .faq-entry__item:last-child {
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .faq-entry__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--sand-line);
  border-radius: var(--r);
  font-family: var(--font-num);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--teal);
  background: var(--sand);
}

.page-faq .faq-entry__body p {
  margin: 0;
  color: var(--t-mute-ink);
}

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

.page-faq .faq-entry__figure .figure__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--t-mute-ink);
}

/* ---------- 第二步：对照卡 ---------- */

.page-faq .faq-compare {
  display: grid;
  gap: 14px;
}

.page-faq .faq-compare__card {
  position: relative;
  padding: 22px 20px 24px;
  border-top: 3px solid var(--teal);
}

.page-faq .faq-compare__num {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: 30px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--teal);
}

.page-faq .faq-compare__card .card__title {
  margin: 0 0 8px;
}

.page-faq .faq-compare__card .card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--t-mute-ink);
}

.page-faq .faq-compare__note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--sand-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--t-mute-ink);
}

/* ---------- 中部通栏图 ---------- */

.page-faq .faq-midfigure {
  margin: 0 0 var(--faq-block-gap);
  padding-bottom: var(--faq-block-gap);
  border-bottom: 1px solid var(--line-ink);
}

.page-faq .faq-midfigure .figure__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--t-mute-ink);
}

/* ---------- 第三步：路径 ---------- */

.page-faq .faq-path {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .faq-path__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  position: relative;
  padding: 0 0 26px;
}

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

.page-faq .faq-path__item::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 40px;
  bottom: 0;
  width: 1px;
  background: var(--line-ink);
}

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

.page-faq .faq-path__num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 34px;
  border: 1px solid var(--teal);
  border-radius: var(--r);
  font-family: var(--font-num);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--teal);
  background: var(--teal-mist);
}

.page-faq .faq-path__body h3 {
  margin-top: 4px;
}

.page-faq .faq-path__body p {
  margin: 0;
  color: var(--t-mute-ink);
}

/* ---------- 手风琴问答 ---------- */

.page-faq .faq-qa {
  border-top: 1px solid var(--line-ink);
}

.page-faq .faq-qa__item {
  border-bottom: 1px solid var(--line-ink);
  padding-left: clamp(0px, 3vw, 34px);
}

.page-faq .faq-qa__q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .faq-qa__btn {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 18px 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--t-ink);
}

.page-faq .faq-qa__btn::after {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-right: 2px solid var(--teal);
  border-bottom: 2px solid var(--teal);
  transform: rotate(45deg);
  transition: transform var(--step-s) var(--ease);
}

.page-faq .faq-qa__btn[aria-expanded="true"]::after {
  transform: rotate(-135deg);
}

.page-faq .faq-qa__btn:hover {
  color: var(--teal);
}

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

.page-faq .faq-qa__a {
  padding-bottom: 20px;
}

.page-faq .faq-qa__a p {
  margin: 0;
  max-width: 62ch;
  color: var(--t-mute-ink);
}

/* ---------- 本地记录分区 ---------- */

.page-faq .faq-block--local {
  margin-left: calc(-1 * clamp(0px, 2vw, 20px));
  margin-right: calc(-1 * clamp(0px, 2vw, 20px));
  padding: var(--faq-pad) clamp(0px, 2vw, 20px);
  background: var(--teal-mist);
  border-bottom: 0;
}

/* ---------- 联系区块 ---------- */

.page-faq .faq-help {
  padding: var(--faq-pad);
  border-bottom: 0;
  background: linear-gradient(150deg, var(--ink) 0%, var(--ink-3) 100%);
  color: var(--t-fog);
  border-radius: var(--r);
  border-left: 1px solid var(--line-dark);
  border-right: 1px solid var(--line-dark);
}

.page-faq .faq-help__eyebrow {
  color: var(--lime);
  margin-bottom: 12px;
}

.page-faq .faq-help .title-2 {
  color: var(--t-fog);
  max-width: 22ch;
}

.page-faq .faq-help__list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__list li {
  position: relative;
  padding: 8px 0 8px 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--t-mute);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 10px;
  height: 1px;
  background: var(--lime);
}

.page-faq .faq-help__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--t-faint);
}

.page-faq .faq-help__actions {
  margin-top: 24px;
}

/* ---------- 侧边索引 ---------- */

.page-faq .faq-rail__label {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--t-mute-ink);
}

.page-faq .faq-rail__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--line-ink);
}

.page-faq .idx__item {
  border: 0;
  padding: 0;
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0 8px 14px;
  margin-left: -1px;
  border-left: 2px solid transparent;
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  color: var(--t-mute-ink);
  transition: color var(--step-s) var(--ease), border-color var(--step-s) var(--ease);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--teal);
  border-left-color: var(--teal-lt);
}

.page-faq .faq-rail__link[aria-current="true"] {
  color: var(--t-ink);
  font-weight: 700;
  border-left-color: var(--lime);
}

.page-faq .faq-rail .idx__num {
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--teal);
}

/* ---------- 响应式 ---------- */

@media (min-width: 560px) {
  .page-faq .faq-step__link {
    padding: 14px 18px;
    gap: 12px;
  }

  .page-faq .faq-step__num {
    font-size: 20px;
  }

  .page-faq .faq-step__label {
    font-size: 15px;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-compare__card:nth-child(3) {
    margin-left: clamp(0px, 4vw, 42px);
  }
}

@media (min-width: 860px) {
  .page-faq .faq-entry {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
  }

  .page-faq .faq-entry__figure {
    position: sticky;
    top: calc(var(--hdr-h) + 92px);
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hero__aside {
    padding-left: 26px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero__aside {
    padding-bottom: 6px;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1fr) 186px;
    gap: clamp(40px, 5vw, 68px);
  }

  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: calc(var(--hdr-h) + 78px);
  }

  .page-faq .faq-path__item {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 22px;
  }

  .page-faq .faq-path__num {
    width: 64px;
    height: 38px;
  }

  .page-faq .faq-path__item::before {
    left: 31px;
    top: 46px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-block {
    padding-right: clamp(0px, 3vw, 48px);
  }

  .page-faq .faq-block--local,
  .page-faq .faq-help {
    padding-right: var(--faq-pad);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-qa__btn::after,
  .page-faq .faq-step__link,
  .page-faq .faq-rail__link {
    transition-duration: 120ms;
  }
}
<<<END>>>