.page-faq {
  --faq-a: var(--grass);
  --faq-b: var(--score);
  --faq-c: var(--cyan);
  position: relative;
  overflow-x: clip;
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: clamp(64px, 9vw, 128px);
  color: var(--paper);
  background:
    radial-gradient(92% 55% at 80% -8%, rgba(47, 224, 208, .14), transparent 62%),
    radial-gradient(70% 46% at 6% 2%, rgba(255, 106, 42, .10), transparent 60%),
    var(--ink);
}

.page-faq .kx-breadcrumb {
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-head {
  display: grid;
  gap: 14px;
  margin-top: clamp(16px, 3vw, 36px);
  max-width: 980px;
}

.page-faq .faq-head__label {
  color: var(--grass-lt);
}

.page-faq .faq-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.2vw, 70px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-head__title em {
  display: block;
  font-style: normal;
  color: var(--cyan);
}

.page-faq .faq-head__lede {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 快速排查板 ---------- */
.page-faq .faq-board {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(30px, 5vw, 56px);
}

.page-faq .faq-board__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.5vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-board__title::before {
  content: "";
  flex: none;
  width: 30px;
  height: 2px;
  background: var(--cyan);
}

.page-faq .faq-board__media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 26px 64px -34px rgba(0, 0, 0, .92);
}

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

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

.page-faq .faq-triage__item {
  --accent: var(--faq-a);
  display: grid;
  gap: 8px;
  padding: 16px 18px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-faq .faq-triage__item--filter {
  --accent: var(--faq-b);
}

.page-faq .faq-triage__item--export {
  --accent: var(--faq-c);
}

.page-faq .faq-triage__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-faq .faq-triage__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--white);
}

.page-faq .faq-triage__action {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-triage__step {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  display: flex;
  gap: 8px;
  margin-top: clamp(32px, 5vw, 62px);
  padding-bottom: 10px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .05em;
  text-decoration: none;
  transition: color var(--dur) ease, border-color var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--white);
  border-color: var(--cyan);
  background: rgba(47, 224, 208, .08);
}

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-section {
  margin-top: clamp(44px, 7vw, 84px);
  scroll-margin-top: 96px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-section__no {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.6vw, 24px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.3vw, 32px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--white);
}

.page-faq .faq-section__lede {
  max-width: 68ch;
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .faq-section__lede a,
.page-faq .faq-item__a a,
.page-faq .faq-contact__more a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  margin-top: 8px;
}

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

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
  padding: 16px 6px 16px 14px;
  border-left: 3px solid transparent;
  list-style: none;
  cursor: pointer;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:hover {
  background: rgba(255, 255, 255, .03);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-item[open] > .faq-item__q {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(47, 224, 208, .10), transparent 72%);
}

.page-faq .faq-item__no {
  padding-top: 3px;
  min-width: 30px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}

.page-faq .faq-item[open] .faq-item__no {
  color: var(--cyan);
}

.page-faq .faq-item__text {
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
}

.page-faq .faq-item__mark {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: transform var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__mark::before {
  background: var(--cyan);
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
}

.page-faq .faq-item__a {
  padding: 0 6px 18px 29px;
}

.page-faq .faq-item__a p {
  max-width: 70ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 导出三步 ---------- */
.page-faq .faq-flow {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-faq .faq-flow__steps {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-flow__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-faq .faq-flow__no {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-faq .faq-flow__step strong {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}

.page-faq .faq-flow__step p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-flow__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

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

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-contact__item {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-faq .faq-contact__item a {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid rgba(47, 224, 208, .35);
  transition: border-color var(--dur) ease;
}

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

.page-faq .faq-contact__item p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-contact__more {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-triage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .faq-item__a {
    padding-left: 56px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-flow {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-section__head {
    padding-bottom: 14px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-board {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-head__title {
    max-width: 18ch;
  }
}

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