.page-faq {
  --faq-gap: 18px;
  --faq-radius: 0px;
  display: block;
  padding-bottom: 48px;
}

.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--cyan);
  text-transform: uppercase;
}

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

.page-faq .faq-hero__title {
  margin: 0 0 16px;
  font-size: clamp(27px, 6.6vw, 47px);
  line-height: 1.14;
  letter-spacing: -.022em;
  font-weight: 900;
  color: var(--text);
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* 检索框 */
.page-faq .faq-search {
  margin: 24px 0 0;
  padding: 16px;
  border: 2px solid var(--line);
  background:
    linear-gradient(158deg, rgba(0, 229, 255, .12), transparent 62%),
    var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--cyan-soft);
}

.page-faq .faq-search .field__input {
  width: 100%;
  box-sizing: border-box;
}

.page-faq .faq-search__count {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
  min-height: 1.2em;
}

.page-faq .no-results {
  margin: 12px 0 0;
  padding: 10px 14px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 122, 26, .08);
  color: var(--text);
  font-size: 14px;
}

/* 区块 */
.page-faq .faq-block {
  margin-top: 50px;
}

.page-faq .faq-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-block__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--cyan);
}

.page-faq .faq-block__title {
  margin: 0;
  font-size: clamp(20px, 5vw, 27px);
  font-weight: 900;
  letter-spacing: -.012em;
  color: var(--text);
}

.page-faq .faq-block__note {
  margin: 0;
  color: var(--dim);
  font-size: 12.5px;
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

/* 分组索引 */
.page-faq .faq-group-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .faq-group {
  display: block;
  position: relative;
  padding: 16px 16px 18px;
  border: 2px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              transform var(--dur) var(--ease);
}

.page-faq .faq-group:hover,
.page-faq .faq-group:focus-visible {
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
  transform: translate(-2px, -2px);
  outline: none;
}

.page-faq .faq-group__no {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-faq .faq-group__name {
  display: block;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.01em;
  margin-bottom: 8px;
}

.page-faq .faq-group__count {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 11px;
  color: var(--lime);
  letter-spacing: .1em;
}

.page-faq .faq-group__desc {
  display: block;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.72;
  padding-right: 4px;
}

/* 配图 */
.page-faq .faq-fig {
  margin: 26px 0 0;
}

.page-faq .faq-fig .fig__frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-fig .fig__cap {
  margin-top: 10px;
  color: var(--dim);
  font-size: 12.5px;
  line-height: 1.7;
}

/* 问答组 */
.page-faq .faq-grp {
  margin-top: 30px;
  scroll-margin-top: 96px;
}

.page-faq .faq-grp:first-of-type {
  margin-top: 0;
}

.page-faq .faq-grp__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  padding-left: 2px;
}

.page-faq .faq-grp__no {
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-faq .faq-grp__title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -.008em;
  color: var(--text);
}

.page-faq .faq-grp__count {
  margin-left: auto;
  font-size: 11px;
  color: var(--dim);
  letter-spacing: .1em;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--line);
  background: var(--panel);
  margin-bottom: 10px;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item[open] {
  border-left-color: var(--cyan);
  background: var(--panel-2);
}

.page-faq .faq-item summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 14px 46px 14px 16px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text);
  letter-spacing: -.005em;
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.4;
  color: var(--cyan);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--lime);
}

.page-faq .faq-item summary:hover {
  color: var(--cyan-soft);
}

.page-faq .faq-item__q {
  display: inline;
}

.page-faq .faq-item__body {
  padding: 0 16px 16px;
  border-top: 1px dashed var(--line);
  margin-top: 2px;
}

.page-faq .faq-item__body p {
  margin: 14px 0 0;
  max-width: 66ch;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

/* 三步排查 */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-step {
  position: relative;
  border: 2px solid var(--line);
  background: var(--panel);
  padding: 20px 18px 22px;
}

.page-faq .faq-step__no {
  display: block;
  font-size: 34px;
  line-height: 1;
  letter-spacing: .02em;
  color: rgba(0, 229, 255, .18);
  -webkit-text-stroke: 1px var(--cyan);
  margin-bottom: 12px;
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.008em;
}

.page-faq .faq-step__desc {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.78;
}

/* 受理节奏 */
.page-faq .faq-sla {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: 22px 18px;
  border: 2px solid var(--orange);
  background:
    linear-gradient(152deg, rgba(255, 122, 26, .15), transparent 60%),
    var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-sla__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-sla__stat {
  border-left: 3px solid var(--orange);
  padding-left: 12px;
}

.page-faq .faq-sla__num {
  display: block;
  font-size: 30px;
  line-height: 1;
  color: var(--text);
  letter-spacing: -.01em;
  margin-bottom: 6px;
}

.page-faq .faq-sla__unit {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  letter-spacing: .04em;
}

.page-faq .faq-sla__body p {
  margin: 0 0 12px;
  max-width: 64ch;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

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

/* 收尾 */
.page-faq .faq-block--end {
  padding-top: 8px;
}

.page-faq .faq-next__lead {
  margin: 0 0 22px;
  max-width: 64ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.88;
}

.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-cta .btn {
  text-decoration: none;
}

/* 平板 */
@media (min-width: 640px) {
  .page-faq .faq-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-hero {
    padding: 40px 0 10px;
  }

  .page-faq .faq-hero__vert {
    display: block;
    position: absolute;
    top: 44px;
    right: 4px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    font-size: 11px;
    letter-spacing: .34em;
    color: var(--dim);
  }

  .page-faq .faq-hero__title {
    max-width: 22ch;
  }

  .page-faq .faq-search {
    max-width: 760px;
    padding: 20px 22px;
  }

  .page-faq .faq-search__label {
    display: inline-block;
    margin: 0 14px 0 0;
    vertical-align: middle;
  }

  .page-faq .faq-search .field__input {
    width: calc(100% - 110px);
    vertical-align: middle;
  }

  .page-faq .faq-search__count {
    padding-left: 96px;
  }

  .page-faq .faq-group-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-block {
    margin-top: 66px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-faq .faq-step + .faq-step::before {
    content: "";
    position: absolute;
    top: 38px;
    left: -22px;
    width: 22px;
    height: 1px;
    background: var(--line);
  }

  .page-faq .faq-sla {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 34px;
    padding: 28px 30px;
  }

  .page-faq .faq-sla__stats {
    grid-template-columns: 1fr;
    align-content: start;
  }

  .page-faq .faq-item summary {
    padding: 16px 52px 16px 20px;
  }

  .page-faq .faq-item__body {
    padding: 0 20px 18px;
  }

  .page-faq .faq-fig {
    margin-top: 30px;
  }
}
<<<END>>>