.page-faq {
  --qa-edge: clamp(20px, 3vw, 40px);
  --qa-block: clamp(52px, 7vw, 104px);
  --qa-rad: 0px;
  display: block;
  color: var(--ay-white);
  background:
    radial-gradient(1100px 560px at 88% -8%, rgba(122, 92, 255, .16), transparent 62%),
    radial-gradient(880px 520px at 4% 6%, rgba(47, 230, 214, .09), transparent 64%);
}

/* ---------- 面包屑 ---------- */
.page-faq .ay-breadcrumb {
  padding-top: clamp(22px, 4vw, 44px);
}
.page-faq .ay-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--ay-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ay-mute);
}
.page-faq .ay-breadcrumb li {
  display: flex;
  align-items: center;
}
.page-faq .ay-breadcrumb li + li::before {
  content: "/";
  margin: 0 10px;
  color: var(--ay-line);
}
.page-faq .ay-breadcrumb a {
  color: var(--ay-mute);
  text-decoration: none;
  transition: color .18s ease;
}
.page-faq .ay-breadcrumb a:hover {
  color: var(--ay-cyan);
}
.page-faq .ay-breadcrumb [aria-current="page"] {
  color: var(--ay-cyan);
}

/* ---------- 首屏拼贴 ---------- */
.page-faq .qa-hero {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  padding-top: clamp(30px, 5vw, 64px);
  padding-bottom: clamp(38px, 6vw, 76px);
}
.page-faq .qa-hero__main {
  min-width: 0;
}
.page-faq .ay-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--ay-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--ay-cyan);
}
.page-faq .ay-eyebrow::before {
  content: "";
  display: block;
  width: 34px;
  height: 2px;
  background: linear-gradient(90deg, var(--ay-cyan), var(--ay-violet));
}
.page-faq .qa-hero h1 {
  margin: 0 0 20px;
  font-size: clamp(30px, 5.6vw, 60px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  max-width: 22ch;
}
.page-faq .qa-hero__lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ay-mute);
}
.page-faq .qa-hero__facts {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: clamp(18px, 2vw, 24px) 0 0;
  border-top: 1px solid var(--ay-line);
  display: grid;
  gap: 12px;
}
.page-faq .qa-hero__facts li {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ay-mute);
}
.page-faq .qa-hero__facts .ay-mono {
  color: var(--ay-amber);
  margin-right: 8px;
  font-size: 14px;
}

/* ---------- 图片容器 ---------- */
.page-faq .qa-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--ay-line);
  background: var(--ay-panel);
  box-shadow: var(--ay-shadow);
  overflow: hidden;
}
.page-faq .qa-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  object-position: center;
}
.page-faq .qa-figure--3x2 img {
  aspect-ratio: 3 / 2;
}
.page-faq .qa-figure--wide img {
  aspect-ratio: 12 / 5;
}
.page-faq .qa-figure figcaption {
  padding: 14px 18px;
  border-top: 1px solid var(--ay-line);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--ay-mute);
  background: linear-gradient(90deg, rgba(47, 230, 214, .08), rgba(122, 92, 255, .06));
}

/* ---------- 分组跳转 ---------- */
.page-faq .qa-jump {
  position: relative;
  padding: 14px 0;
  border-top: 1px solid var(--ay-line);
  border-bottom: 1px solid var(--ay-line);
  background: rgba(10, 20, 40, .72);
}
.page-faq .qa-jump__inner {
  display: flex;
  align-items: center;
  gap: 14px;
}
.page-faq .qa-jump__label {
  flex: 0 0 auto;
  font-family: var(--ay-mono);
  font-size: 11px;
  letter-spacing: .22em;
  color: var(--ay-mute);
}
.page-faq .qa-jump__list {
  list-style: none;
  margin: 0;
  padding: 2px 2px 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.page-faq .qa-jump__list li {
  flex: 0 0 auto;
}
.page-faq .qa-jump__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--ay-line);
  background: var(--ay-void);
  color: var(--ay-white);
  font-size: 13.5px;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .18s ease, color .18s ease, transform .18s ease;
}
.page-faq .qa-jump__list a:hover,
.page-faq .qa-jump__list a:focus-visible {
  border-color: var(--ay-cyan);
  color: var(--ay-cyan);
  transform: translateY(-2px);
}
.page-faq .qa-jump__list .ay-mono {
  font-size: 11px;
  color: var(--ay-cyan);
}

/* ---------- 问答分组 ---------- */
.page-faq .qa-group {
  padding-top: var(--qa-block);
  scroll-margin-top: 148px;
}
.page-faq .qa-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  column-gap: 16px;
  row-gap: 10px;
  margin-bottom: clamp(22px, 3vw, 36px);
  padding-left: 16px;
  border-left: 3px solid var(--ay-cyan);
}
.page-faq .ay-plate {
  grid-column: 1;
  font-family: var(--ay-mono);
  font-size: 11px;
  line-height: 1;
  padding: 5px 9px;
  color: var(--ay-cyan);
  border: 1px solid var(--ay-line);
  letter-spacing: .06em;
}
.page-faq .qa-group__head h2 {
  grid-column: 2;
  margin: 0;
  font-size: clamp(21px, 3vw, 31px);
  font-weight: 900;
  letter-spacing: -.01em;
  line-height: 1.2;
}
.page-faq .qa-group__note {
  grid-column: 2;
  margin: 0;
  max-width: 58ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ay-mute);
}

.page-faq .qa-list {
  display: grid;
  gap: 12px;
  max-width: 1020px;
}

/* ---------- 折叠问答项 ---------- */
.page-faq .qa-item {
  border: 1px solid var(--ay-line);
  background: var(--ay-panel);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.page-faq .qa-item:hover {
  border-color: rgba(47, 230, 214, .45);
}
.page-faq .qa-item[open] {
  border-color: var(--ay-cyan);
  box-shadow: var(--ay-shadow);
}
.page-faq .qa-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 1.4vw, 16.5px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--ay-white);
  transition: color .18s ease;
}
.page-faq .qa-item__q::-webkit-details-marker {
  display: none;
}
.page-faq .qa-item__q::marker {
  content: "";
}
.page-faq .qa-item__q:hover {
  color: var(--ay-cyan);
}
.page-faq .qa-item__q::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-left: auto;
  margin-top: 7px;
  border-right: 2px solid var(--ay-mute);
  border-bottom: 2px solid var(--ay-mute);
  transform: rotate(45deg);
  transition: transform .22s ease, border-color .22s ease;
}
.page-faq .qa-item[open] .qa-item__q::after {
  transform: rotate(225deg);
  border-color: var(--ay-cyan);
}
.page-faq .qa-item__no {
  flex: 0 0 auto;
  margin-top: 1px;
  padding: 4px 7px;
  font-size: 11px;
  line-height: 1;
  color: var(--ay-cyan);
  border: 1px solid var(--ay-line);
}
.page-faq .qa-item[open] .qa-item__no {
  color: var(--ay-void);
  background: var(--ay-cyan);
  border-color: var(--ay-cyan);
}
.page-faq .qa-item__text {
  min-width: 0;
}
.page-faq .qa-item__a {
  padding: 0 20px 22px;
  border-top: 1px solid var(--ay-line);
  margin-top: 2px;
  padding-top: 16px;
}
.page-faq .qa-item[open] .qa-item__a {
  animation: qaFaqOpen .26s ease both;
}
@keyframes qaFaqOpen {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.page-faq .qa-item__a p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 246, 255, .82);
}
.page-faq .qa-item__a p + p {
  margin-top: 10px;
}
.page-faq .qa-item__a .ay-mono {
  color: var(--ay-amber);
  font-size: 14px;
}

/* ---------- 报修流程 ---------- */
.page-faq .qa-flow {
  padding-top: var(--qa-block);
}
.page-faq .qa-flow__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  column-gap: 16px;
  row-gap: 10px;
  padding-left: 16px;
  border-left: 3px solid var(--ay-amber);
}
.page-faq .qa-flow__head h2 {
  grid-column: 2;
  margin: 0;
  font-size: clamp(21px, 3vw, 31px);
  font-weight: 900;
  line-height: 1.2;
}
.page-faq .qa-flow__note {
  grid-column: 2;
  margin: 0;
  max-width: 58ch;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ay-mute);
}
.page-faq .qa-flow__grid {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  margin-top: clamp(26px, 3.5vw, 44px);
}
.page-faq .qa-steps {
  counter-reset: qaStep;
  list-style: none;
  margin: 0;
  padding: 0 0 0 12px;
  display: grid;
}
.page-faq .qa-step {
  counter-increment: qaStep;
  position: relative;
  padding: 0 0 26px 34px;
  border-left: 1px solid var(--ay-line);
}
.page-faq .qa-step:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}
.page-faq .qa-step::before {
  content: counter(qaStep, decimal-leading-zero);
  position: absolute;
  left: -12px;
  top: 2px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  background: var(--ay-void);
  border: 1px solid var(--ay-cyan);
  color: var(--ay-cyan);
  font-family: var(--ay-mono);
  font-size: 11px;
  line-height: 1;
}
.page-faq .qa-step:last-child::before {
  border-color: var(--ay-amber);
  color: var(--ay-amber);
}
.page-faq .qa-step h3 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
}
.page-faq .qa-step p {
  margin: 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ay-mute);
}
.page-faq .qa-step__time {
  font-family: var(--ay-mono);
  font-size: 11.5px;
  line-height: 1;
  padding: 4px 7px;
  color: var(--ay-amber);
  border: 1px solid rgba(255, 180, 84, .42);
  letter-spacing: .02em;
}

/* ---------- 未解决时的下一步 ---------- */
.page-faq .qa-next {
  padding-top: var(--qa-block);
}
.page-faq .qa-next__panel {
  position: relative;
  padding: clamp(26px, 4vw, 54px);
  overflow: hidden;
}
.page-faq .qa-next__panel::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--ay-cyan), var(--ay-violet));
}
.page-faq .qa-next__panel h2 {
  margin: 14px 0 14px;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 900;
  line-height: 1.2;
}
.page-faq .qa-next__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(242, 246, 255, .8);
}
.page-faq .qa-next__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
  margin-top: clamp(22px, 3vw, 32px);
}
.page-faq .qa-next__chan {
  font-size: 13.5px;
  color: var(--ay-white);
  padding-bottom: 3px;
  border-bottom: 1px solid var(--ay-line);
}
.page-faq .qa-next__note {
  margin: clamp(16px, 2vw, 22px) 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ay-mute);
}

/* ---------- 相关业务入口 ---------- */
.page-faq .qa-related {
  padding-top: var(--qa-block);
  padding-bottom: clamp(52px, 7vw, 100px);
}
.page-faq .qa-related__title {
  margin: 0 0 clamp(18px, 2.5vw, 28px);
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 900;
  letter-spacing: -.01em;
}
.page-faq .qa-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--ay-line);
  border: 1px solid var(--ay-line);
}
.page-faq .qa-related__list li {
  background: var(--ay-void);
  min-width: 0;
}
.page-faq .qa-related__list a {
  display: flex;
  flex-direction: column;
  gap: 9px;
  height: 100%;
  padding: 22px 20px;
  text-decoration: none;
  color: var(--ay-white);
  transition: background .2s ease, color .2s ease;
}
.page-faq .qa-related__list a:hover,
.page-faq .qa-related__list a:focus-visible {
  background: var(--ay-panel);
  color: var(--ay-cyan);
}
.page-faq .qa-related__no {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--ay-cyan);
}
.page-faq .qa-related__name {
  font-size: 16.5px;
  font-weight: 700;
}
.page-faq .qa-related__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--ay-mute);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .qa-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 28px;
  }
}

@media (min-width: 880px) {
  .page-faq .qa-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    align-items: center;
  }
  .page-faq .qa-jump {
    position: sticky;
    top: calc(var(--ay-nav-top) + var(--ay-nav-h));
    z-index: 6;
    backdrop-filter: blur(10px);
  }
  .page-faq .qa-flow__grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-faq .qa-related__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1140px) {
  .page-faq .qa-related__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-faq .qa-list {
    margin-left: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa-item[open] .qa-item__a {
    animation: none;
  }
  .page-faq .qa-item,
  .page-faq .qa-item__q,
  .page-faq .qa-item__q::after,
  .page-faq .qa-jump__list a,
  .page-faq .qa-related__list a,
  .page-faq .ay-breadcrumb a {
    transition: none;
  }
  .page-faq .qa-jump__list a:hover,
  .page-faq .qa-jump__list a:focus-visible {
    transform: none;
  }
}