.page-faq {
  padding-bottom: 56px;
}

.page-faq .faq-top {
  padding-top: 22px;
}

.page-faq .faq-head {
  padding: 18px 0 24px;
  border-bottom: 1px solid var(--c-line);
}

.page-faq .faq-head__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.page-faq .faq-head__title {
  margin: 0 0 12px;
  max-width: 560px;
  font-family: var(--f-head);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--c-bone);
}

.page-faq .faq-head__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-faq .faq-head__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-bone);
}

.page-faq .faq-head__facts li {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-faq .faq-head__facts .mono {
  font-size: 15px;
  color: var(--c-cyan);
}

/* ---------- 首屏图 ---------- */

.page-faq .faq-shot-wrap {
  margin: 26px auto 0;
}

.page-faq .faq-shot {
  margin: 0;
  border: 1px solid var(--c-line);
}

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

/* ---------- 区块通用 ---------- */

.page-faq .faq-sec {
  margin-top: 44px;
}

.page-faq .faq-sub {
  margin: 0 0 14px;
  font-family: var(--f-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--c-bone);
}

/* ---------- 01 三步上手 ---------- */

.page-faq .stepjump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 20px;
}

.page-faq .stepjump__link {
  padding: 7px 12px;
  border: 1px solid var(--c-line);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--c-muted);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .stepjump__link:hover,
.page-faq .stepjump__link:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

.page-faq .steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--c-line);
}

.page-faq .steps__item {
  position: relative;
  padding: 22px 0;
  border-bottom: 1px solid var(--c-line);
  transition: background var(--t-base) var(--ease);
}

.page-faq .steps__item:target {
  background: linear-gradient(180deg, rgba(53, 240, 200, .08), rgba(53, 240, 200, 0) 74%);
}

.page-faq .steps__no {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan);
}

.page-faq .steps__title {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--c-bone);
}

.page-faq .steps__text {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-faq .steps__outcome {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
  color: var(--c-cyan-2);
}

.page-faq .steps__tick {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 3px;
  border: 1px solid var(--c-cyan);
}

/* ---------- 02 手势 ---------- */

.page-faq .faq-gest-band {
  margin-top: 44px;
  padding: 30px 0 34px;
  background: var(--c-panel);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
}

.page-faq .gest {
  display: grid;
  gap: 24px;
}

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

.page-faq .gest__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  padding: 16px 0;
}

.page-faq .gest__item + .gest__item {
  border-top: 1px solid var(--c-line);
}

.page-faq .gest__icon {
  color: var(--c-cyan);
  line-height: 0;
}

.page-faq .gest__title {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-bone);
}

.page-faq .gest__text {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-faq .gest__undo {
  margin: 0;
  padding-left: 10px;
  border-left: 1px solid var(--c-amber);
  font-size: 12px;
  line-height: 1.55;
  color: var(--c-amber);
}

.page-faq .gest__fig {
  margin: 0;
  border: 1px solid var(--c-line);
}

/* ---------- 03 筛选 ---------- */

.page-faq .filter {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-line);
}

.page-faq .filter__cell {
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-faq .filter__no {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-flare);
}

.page-faq .filter__name {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-bone);
}

.page-faq .filter__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-muted);
}

.page-faq .filter__sum {
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.62;
  color: var(--c-bone);
}

/* ---------- 04 路径对比 ---------- */

.page-faq .path {
  display: grid;
  border-top: 1px solid var(--c-line);
}

.page-faq .path__row {
  padding: 18px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-faq .path__tag {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-muted);
}

.page-faq .path__steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-faq .path__steps li {
  display: flex;
  align-items: center;
  color: var(--c-muted);
}

.page-faq .path__steps li::after {
  content: "";
  flex: 0 0 auto;
  width: 18px;
  height: 1px;
  margin: 0 8px;
  background: currentColor;
  opacity: .5;
}

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

.page-faq .path__row--new .path__tag {
  color: var(--c-cyan);
}

.page-faq .path__row--new .path__steps li {
  color: var(--c-bone);
}

.page-faq .path__row--new .path__steps li::after {
  background: var(--c-cyan);
  opacity: 1;
}

.page-faq .path__note {
  margin: 16px 0 0;
  max-width: 74ch;
  font-size: 13px;
  line-height: 1.62;
  color: var(--c-muted);
}

.page-faq .path__link,
.page-faq .checks__link,
.page-faq .qa__link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
  transition: border-color var(--t-fast) var(--ease);
}

.page-faq .path__link:hover,
.page-faq .checks__link:hover,
.page-faq .qa__link:hover,
.page-faq .path__link:focus-visible,
.page-faq .checks__link:focus-visible,
.page-faq .qa__link:focus-visible {
  border-color: var(--c-cyan);
}

/* ---------- 05 设备与自查 ---------- */

.page-faq .faq-device__grid {
  display: grid;
  gap: 28px;
}

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

.page-faq .dev-list li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
}

.page-faq .dev-list li:last-child {
  border-bottom: 1px solid var(--c-line);
}

.page-faq .dev-list__k {
  font-size: 12px;
  color: var(--c-cyan);
}

.page-faq .dev-list__v {
  line-height: 1.58;
  color: var(--c-muted);
}

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

.page-faq .checks__item {
  padding: 16px 0;
  border-top: 1px solid var(--c-line);
}

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

.page-faq .checks__name {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--c-bone);
}

.page-faq .checks__step {
  display: flex;
  gap: 10px;
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.58;
  color: var(--c-muted);
}

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

.page-faq .checks__step .mono {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--c-amber);
}

/* ---------- 06 人工支持 ---------- */

.page-faq .help {
  display: grid;
  gap: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--c-line);
}

.page-faq .help__when p {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--c-muted);
}

.page-faq .help__note {
  padding-left: 12px;
  border-left: 1px solid var(--c-amber);
  color: var(--c-amber) !important;
}

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

.page-faq .help__list li {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 13px;
  color: var(--c-bone);
}

.page-faq .help__k {
  font-size: 12px;
  color: var(--c-muted);
}

.page-faq .help__v {
  word-break: break-word;
}

.page-faq .help__boundary {
  margin: 18px 0 0;
  max-width: 74ch;
  font-size: 12px;
  line-height: 1.6;
  color: var(--c-muted);
}

/* ---------- 07 问答 ---------- */

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

.page-faq .qa__item {
  border-bottom: 1px solid var(--c-line);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-bone);
  cursor: pointer;
  list-style: none;
  transition: color var(--t-fast) var(--ease);
}

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

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--c-cyan);
}

.page-faq .qa__q::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--c-cyan);
  transition: transform var(--t-base) var(--ease);
}

.page-faq .qa__item[open] .qa__q::after {
  transform: rotate(45deg);
}

.page-faq .qa__no {
  flex: 0 0 auto;
  font-size: 12px;
  color: var(--c-cyan);
}

.page-faq .qa__a {
  padding: 0 0 16px 34px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--c-muted);
}

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

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

.page-faq .qa__tag {
  display: block;
  padding: 6px 10px;
  border-left: 1px solid var(--c-amber);
  font-size: 12px;
  line-height: 1.55;
  color: var(--c-amber);
}

.page-faq .qa__foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.62;
  color: var(--c-muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-head__title {
    font-size: 32px;
  }

  .page-faq .filter {
    grid-template-columns: repeat(3, 1fr);
    border-bottom: 1px solid var(--c-line);
  }

  .page-faq .filter__cell {
    padding: 18px 18px 18px 0;
    border-bottom: 0;
  }

  .page-faq .filter__cell + .filter__cell {
    padding-left: 18px;
    border-left: 1px solid var(--c-line);
  }

  .page-faq .filter__cell:last-child {
    padding-right: 0;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-bottom: 72px;
  }

  .page-faq .faq-head {
    padding: 22px 0 30px;
  }

  .page-faq .faq-head__title {
    font-size: 38px;
    max-width: 20ch;
  }

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

  .page-faq .faq-sec {
    margin-top: 56px;
  }

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

  .page-faq .steps__item {
    padding: 26px 24px 26px 24px;
    border-bottom: 0;
    border-right: 1px solid var(--c-line);
  }

  .page-faq .steps__item:first-child {
    padding-left: 0;
  }

  .page-faq .steps__item:last-child {
    padding-right: 0;
    border-right: 0;
  }

  .page-faq .steps__item::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--c-line);
    transition: background var(--t-base) var(--ease);
  }

  .page-faq .steps__item:target::before {
    background: var(--c-cyan);
  }

  .page-faq .gest {
    grid-template-columns: 1.35fr .85fr;
    gap: 36px;
    align-items: start;
  }

  .page-faq .faq-device__grid {
    grid-template-columns: .85fr 1.15fr;
    gap: 40px;
  }

  .page-faq .help {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .page-faq .qa__q {
    font-size: 15px;
    padding: 18px 0;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-head__title {
    font-size: 40px;
  }

  .page-faq .steps__item {
    padding: 30px 30px 30px 30px;
  }

  .page-faq .steps__item:first-child {
    padding-left: 0;
  }

  .page-faq .steps__item:last-child {
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .steps__item,
  .page-faq .qa__q,
  .page-faq .qa__q::after,
  .page-faq .steps__item::before,
  .page-faq .stepjump__link {
    transition: none;
  }
}
<<<END>>>