.page-faq {
  --faq-amber-ink: #8A6414;
  --faq-soft: #454B52;
  background: var(--ax-paper);
  color: var(--ax-ink);
  font-family: var(--ax-font-body);
  font-size: 17px;
  line-height: 1.85;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 40px 0 52px;
  background:
    linear-gradient(180deg, rgba(30, 42, 70, .07), rgba(243, 240, 233, 0) 62%),
    var(--ax-paper);
  border-bottom: 1px solid var(--ax-line);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 92px;
  height: 3px;
  background: var(--ax-crimson);
}

.page-faq .faq-hero .ax-breadcrumb {
  margin-bottom: 26px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--ax-font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 7vw, 3.6rem);
  line-height: 1.2;
  letter-spacing: .01em;
  max-width: 20ch;
  text-wrap: balance;
}

.page-faq .faq-hero__lead {
  margin: 22px 0 0;
  max-width: 60ch;
  color: var(--faq-soft);
  font-size: 1.04rem;
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--ax-line);
}

.page-faq .faq-stat {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-stat__k {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--faq-soft);
  text-transform: uppercase;
}

.page-faq .faq-stat__v {
  margin: 0;
  font-size: .95rem;
  font-weight: 700;
  color: var(--ax-crimson);
}

/* ---------- 四类索引 ---------- */
.page-faq .faq-cats {
  padding-top: 52px;
}

.page-faq .faq-cats__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ax-line);
  border: 1px solid var(--ax-line);
}

.page-faq .faq-cats__item {
  display: flex;
}

.page-faq .faq-cats__link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
  padding: 22px 20px 24px;
  background: var(--ax-paper-2);
  color: inherit;
  text-decoration: none;
  border-top: 3px solid var(--ax-brick);
  transition: background .18s var(--ax-ease), transform .18s var(--ax-ease);
}

.page-faq .faq-cats__item--crimson .faq-cats__link { border-top-color: var(--ax-crimson); }
.page-faq .faq-cats__item--cyan .faq-cats__link { border-top-color: var(--ax-cyan); }
.page-faq .faq-cats__item--brick .faq-cats__link { border-top-color: var(--ax-brick); }
.page-faq .faq-cats__item--amber .faq-cats__link { border-top-color: var(--ax-amber); }

.page-faq .faq-cats__link:hover,
.page-faq .faq-cats__link:focus-visible {
  background: #FFFFFF;
  transform: translateY(-2px);
}

.page-faq .faq-cats__no {
  font-size: .8rem;
  letter-spacing: .16em;
  color: var(--faq-soft);
}

.page-faq .faq-cats__name {
  font-family: var(--ax-font-display);
  font-weight: 800;
  font-size: 1.28rem;
  line-height: 1.35;
}

.page-faq .faq-cats__desc {
  color: var(--faq-soft);
  font-size: .9rem;
  line-height: 1.7;
}

.page-faq .faq-cats__count {
  margin-top: 6px;
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--ax-cyan-deep);
}

.page-faq .faq-catmedia {
  position: relative;
  margin: 28px 0 0;
  border: 1px solid var(--ax-line);
  background: var(--ax-paper-2);
  overflow: hidden;
}

.page-faq .faq-catmedia img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

/* ---------- 问答区块 ---------- */
.page-faq .faq-block {
  padding: 56px 0 8px;
}

.page-faq .faq-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-faq .faq-block__rail {
  border-top: 3px solid var(--ax-crimson);
  padding-top: 16px;
}

.page-faq .faq-block--adapt .faq-block__rail { border-top-color: var(--ax-cyan-deep); }
.page-faq .faq-block--play .faq-block__rail { border-top-color: var(--ax-amber); }
.page-faq .faq-block--rules .faq-block__rail { border-top-color: var(--ax-indigo); }

.page-faq .faq-block__no {
  margin: 0;
  font-size: 2.2rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--ax-crimson);
}

.page-faq .faq-block--adapt .faq-block__no { color: var(--ax-cyan-deep); }
.page-faq .faq-block--play .faq-block__no { color: var(--faq-amber-ink); }
.page-faq .faq-block--rules .faq-block__no { color: var(--ax-indigo); }

.page-faq .faq-block__title {
  margin: 10px 0 6px;
  font-family: var(--ax-font-display);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.35;
}

.page-faq .faq-block__count {
  margin: 0;
  font-size: .82rem;
  letter-spacing: .1em;
  color: var(--ax-brick);
}

.page-faq .faq-block__hint {
  margin: 12px 0 0;
  color: var(--faq-soft);
  font-size: .92rem;
  line-height: 1.75;
}

.page-faq .faq-block__link {
  margin: 12px 0 0;
  font-size: .92rem;
}

.page-faq .faq-block__link a {
  color: var(--ax-cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ax-line);
  padding-bottom: 1px;
}

.page-faq .faq-block__link a:hover,
.page-faq .faq-block__link a:focus-visible {
  border-bottom-color: var(--ax-cyan);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border-top: 1px solid var(--ax-line);
}

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

.page-faq .faq-item__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 20px 4px;
  cursor: pointer;
  list-style: none;
  font-family: var(--ax-font-display);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.6;
  transition: color .16s var(--ax-ease);
}

.page-faq .faq-item__q::-webkit-details-marker { display: none; }
.page-faq .faq-item__q::marker { content: ""; }

.page-faq .faq-item__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--ax-font-mono);
  font-weight: 400;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--ax-cyan-deep);
  transition: transform .18s var(--ax-ease), color .18s var(--ax-ease);
}

.page-faq .faq-item[open] .faq-item__q::after {
  transform: rotate(45deg);
  color: var(--ax-crimson);
}

.page-faq .faq-item__q:hover,
.page-faq .faq-item__q:focus-visible {
  color: var(--ax-crimson);
}

.page-faq .faq-item__idx {
  flex: none;
  padding-top: .3em;
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--faq-amber-ink);
}

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

.page-faq .faq-item__a {
  padding: 0 4px 22px 30px;
  color: var(--faq-soft);
  border-top: 1px solid var(--ax-paper-2);
}

.page-faq .faq-item__a p {
  margin: 10px 0 0;
  max-width: 66ch;
  font-size: .98rem;
}

.page-faq .faq-item[open] .faq-item__a {
  animation: faq-open .2s var(--ax-ease) both;
}

@keyframes faq-open {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 排查路径 ---------- */
.page-faq .faq-path {
  position: relative;
  margin: 48px 0 0;
  padding: 54px 0;
  overflow: hidden;
  color: var(--ax-on-dark);
}

.page-faq .faq-path--teal { background: var(--ax-teal); }
.page-faq .faq-path--indigo { background: var(--ax-indigo); }

.page-faq .faq-path__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
}

.page-faq .faq-path .ax-shell {
  position: relative;
  z-index: 1;
}

.page-faq .faq-path__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-faq .faq-path__intro .ax-label {
  color: var(--ax-cyan);
}

.page-faq .faq-path__title {
  margin: 10px 0 0;
  font-family: var(--ax-font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  line-height: 1.4;
}

.page-faq .faq-path__note {
  margin: 14px 0 0;
  max-width: 34ch;
  font-size: .94rem;
  color: rgba(237, 234, 226, .78);
}

.page-faq .faq-path__steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
}

.page-faq .faq-path__steps::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, var(--ax-cyan), rgba(52, 210, 208, .18));
}

.page-faq .faq-path__step {
  position: relative;
  padding: 0 0 22px;
}

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

.page-faq .faq-path__step::before {
  content: "";
  position: absolute;
  left: -26.5px;
  top: .58em;
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  border: 1px solid var(--ax-cyan);
  background: inherit;
}

.page-faq .faq-path--teal .faq-path__step::before { background: var(--ax-teal); }
.page-faq .faq-path--indigo .faq-path__step::before { background: var(--ax-indigo); }

.page-faq .faq-path__step-title {
  margin: 0;
  font-family: var(--ax-font-display);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.5;
}

.page-faq .faq-path__step-desc {
  margin: 6px 0 0;
  max-width: 52ch;
  font-size: .92rem;
  color: rgba(237, 234, 226, .76);
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-next {
  padding: 58px 0 64px;
  background: var(--ax-paper);
  border-top: 1px solid var(--ax-line);
}

.page-faq .faq-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-faq .faq-next__title {
  margin: 12px 0 0;
  font-family: var(--ax-font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 4.4vw, 1.95rem);
  line-height: 1.42;
  max-width: 22ch;
}

.page-faq .faq-next__lead {
  margin: 16px 0 0;
  max-width: 56ch;
  color: var(--faq-soft);
}

.page-faq .faq-next__need {
  margin: 22px 0 0;
}

.page-faq .faq-next__note {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: .93rem;
  color: var(--faq-soft);
}

.page-faq .faq-next__note a {
  color: var(--ax-cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--ax-line);
}

.page-faq .faq-next__note a:hover,
.page-faq .faq-next__note a:focus-visible {
  border-bottom-color: var(--ax-cyan);
}

.page-faq .faq-next__side .ax-contact-card {
  background: #FFFFFF;
  border: 1px solid var(--ax-line);
  border-left: 3px solid var(--ax-crimson);
  padding: 22px 20px;
}

.page-faq .faq-next__cta {
  margin: 18px 0 0;
}

.page-faq .faq-next__cta .ax-btn {
  display: inline-block;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 52px 0 64px;
  }

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

  .page-faq .faq-cats__link {
    padding: 26px 24px 28px;
  }

  .page-faq .faq-item__a {
    padding-left: 46px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-block__grid {
    grid-template-columns: minmax(0, 250px) minmax(0, 1fr);
    gap: 52px;
  }

  .page-faq .faq-block__rail {
    position: sticky;
    top: 104px;
    align-self: start;
  }

  .page-faq .faq-path__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
    gap: 60px;
  }

  .page-faq .faq-next__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 56px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-cats__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cats__link,
  .page-faq .faq-item__q,
  .page-faq .faq-item__q::after {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-item__a {
    animation: none;
  }
}