.page-faq {
  --faq-cut: 14px;
  --faq-line: rgba(147, 160, 184, .22);
  --faq-glow-red: rgba(255, 42, 60, .18);
  --faq-glow-blue: rgba(46, 123, 255, .2);
  --faq-accent: var(--cyan);
  position: relative;
  overflow-x: clip;
}

.page-faq img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------------- 首屏 ---------------- */

.page-faq .faq-hero {
  position: relative;
  padding: 26px 0 38px;
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  top: -60%;
  bottom: -20%;
  background:
    linear-gradient(118deg, var(--faq-glow-red) 0%, rgba(255, 42, 60, 0) 44%),
    linear-gradient(298deg, var(--faq-glow-blue) 0%, rgba(46, 123, 255, 0) 46%);
  pointer-events: none;
  z-index: 0;
}

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

.page-faq .faq-hero .ax-crumbs {
  font-size: 13px;
  color: var(--steel);
}

.page-faq .faq-hero .ax-crumbs a {
  color: var(--steel);
  text-decoration: none;
}

.page-faq .faq-hero .ax-crumbs a:hover {
  color: var(--cyan);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 16px;
}

.page-faq .faq-hero__title {
  margin: 12px 0 14px;
  font-size: clamp(38px, 8vw, 74px);
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--white);
  text-wrap: balance;
}

.page-faq .faq-hero__title::after {
  content: "";
  display: block;
  width: 92px;
  height: 4px;
  margin-top: 18px;
  background: linear-gradient(90deg, var(--red) 0%, var(--blue) 100%);
}

.page-faq .faq-hero__copy .ax-lede {
  max-width: 46ch;
  margin: 0;
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

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

.page-faq .faq-hero__media .ax-media img {
  width: 100%;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 40px 0 58px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 48px;
    align-items: center;
    margin-top: 26px;
  }

  .page-faq .faq-hero__media {
    margin-top: -22px;
  }
}

/* ---------------- 分组跳转 ---------------- */

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

.page-faq .faq-jump__list {
  display: flex;
  gap: 10px;
  margin: 12px 0 0;
  padding: 2px 0 12px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
}

.page-faq .faq-jump__list::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-jump__list::-webkit-scrollbar-thumb {
  background: var(--rule);
}

.page-faq .faq-jump__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 18px;
  font-size: 13.5px;
  color: var(--white);
  text-decoration: none;
  background: var(--glass);
  box-shadow: inset 0 0 0 1px var(--rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: box-shadow .18s var(--ease), color .18s var(--ease);
  white-space: nowrap;
}

.page-faq .faq-jump__item:hover,
.page-faq .faq-jump__item:focus-visible {
  box-shadow: inset 0 0 0 1px var(--cyan);
  color: var(--cyan);
}

.page-faq .faq-jump__no {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--steel);
  transition: color .18s var(--ease);
}

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

/* ---------------- 问答分组 ---------------- */

.page-faq .faq-group {
  position: relative;
  padding: 54px 0 12px;
  scroll-margin-top: calc(var(--head-h) + 20px);
}

.page-faq .faq-group--red {
  --faq-accent: var(--red);
  --faq-accent-soft: rgba(255, 42, 60, .44);
}

.page-faq .faq-group--blue {
  --faq-accent: var(--blue);
  --faq-accent-soft: rgba(46, 123, 255, .46);
}

.page-faq .faq-group--cyan {
  --faq-accent: var(--cyan);
  --faq-accent-soft: rgba(79, 240, 214, .44);
}

.page-faq .faq-group__head {
  position: relative;
  padding-left: 22px;
  margin-bottom: 26px;
}

.page-faq .faq-group__head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 9px;
  height: 9px;
  background: var(--faq-accent, var(--cyan));
  transform: rotate(45deg);
}

.page-faq .faq-group__head::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 28px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--faq-accent, var(--cyan)), transparent);
  opacity: .55;
}

.page-faq .faq-group__head .ax-section__title {
  margin: 0;
}

.page-faq .faq-group__desc {
  max-width: 62ch;
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

/* ---------------- 可展开条目 ---------------- */

.page-faq .faq-list {
  display: grid;
  gap: 8px;
}

.page-faq .faq-item {
  position: relative;
  background: var(--panel);
  box-shadow: inset 0 0 0 1px var(--rule);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
  transition: box-shadow .18s var(--ease), background-color .18s var(--ease);
}

.page-faq .faq-item:hover {
  background: #131826;
}

.page-faq .faq-group--red .faq-item:hover {
  box-shadow: inset 0 0 0 1px var(--faq-accent-soft);
}

.page-faq .faq-group--blue .faq-item:hover {
  box-shadow: inset 0 0 0 1px var(--faq-accent-soft);
}

.page-faq .faq-group--cyan .faq-item:hover {
  box-shadow: inset 0 0 0 1px var(--faq-accent-soft);
}

.page-faq .faq-q {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 22px;
  gap: 12px;
  align-items: start;
  width: 100%;
  padding: 18px 16px 18px 16px;
  background: none;
  border: 0;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--faq-accent, var(--cyan));
  outline-offset: -3px;
}

.page-faq .faq-q__no {
  padding-top: 3px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--faq-accent, var(--steel));
  opacity: .85;
}

.page-faq .faq-q__main {
  display: block;
  min-width: 0;
}

.page-faq .faq-q__text {
  display: block;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--white);
  letter-spacing: .01em;
}

.page-faq .faq-q__hint {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--steel);
}

.page-faq .faq-q .ax-expand__sign {
  margin-top: 2px;
  color: var(--steel);
}

.page-faq .faq-a {
  padding: 0 18px 20px 62px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--body-text);
}

.page-faq .faq-a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 240, 214, .4);
}

.page-faq .faq-a a:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

.page-faq .faq-points {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-faq .faq-points li {
  position: relative;
  padding-left: 17px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .faq-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 6px;
  height: 6px;
  background: var(--faq-accent, var(--cyan));
  transform: rotate(45deg);
}

@media (min-width: 720px) {
  .page-faq .faq-q {
    grid-template-columns: 44px minmax(0, 1fr) 26px;
    gap: 16px;
    padding: 22px 24px 22px 22px;
  }

  .page-faq .faq-q__text {
    font-size: 18px;
  }

  .page-faq .faq-q__hint {
    font-size: 14px;
  }

  .page-faq .faq-a {
    padding: 0 26px 24px 82px;
  }
}

/* ---------------- 数据分组长文与插图 ---------------- */

.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

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

.page-faq .faq-split__figure .ax-media img {
  width: 100%;
  object-fit: cover;
}

.page-faq .faq-split__figure figcaption {
  margin-top: 12px;
  padding-left: 14px;
  border-left: 2px solid var(--faq-accent, var(--cyan));
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

@media (min-width: 1024px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    gap: 38px;
    align-items: start;
  }

  .page-faq .faq-split__figure {
    position: sticky;
    top: calc(var(--head-h) + 24px);
    margin-top: 4px;
  }
}

/* ---------------- 人工支持面板 ---------------- */

.page-faq .faq-help {
  position: relative;
  padding: 30px 22px 28px;
  background:
    linear-gradient(148deg, rgba(255, 42, 60, .12) 0%, rgba(46, 123, 255, .12) 58%, rgba(46, 123, 255, 0) 100%),
    var(--panel);
}

.page-faq .faq-help .ax-section__title {
  margin: 8px 0 0;
}

.page-faq .faq-help__lede {
  max-width: 60ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--body-text);
}

.page-faq .faq-help__channels {
  margin: 24px 0 26px;
  border-top: 1px solid var(--rule);
}

.page-faq .faq-help__channels .ax-kv {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-help__channels .ax-kv__k {
  font-size: 12.5px;
  letter-spacing: .04em;
}

.page-faq .faq-help__channels .ax-kv__v {
  font-size: 14.5px;
  line-height: 1.65;
  word-break: break-word;
}

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

@media (min-width: 720px) {
  .page-faq .faq-help {
    padding: 42px 46px 40px;
  }

  .page-faq .faq-help__channels .ax-kv {
    grid-template-columns: 120px minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-group {
    padding: 68px 0 16px;
  }

  .page-faq .faq-list {
    gap: 10px;
  }
}