.page-faq {
  background: var(--am-paper);
  color: var(--am-ink);
  overflow-wrap: break-word;
}

.page-faq .am-media {
  border: 1px solid var(--am-line);
  background: var(--am-white);
}

.page-faq .am-media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .am-media__cap {
  padding: 10px 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--am-slate);
  border-top: 1px solid var(--am-line);
}

/* ---------- 面包屑与首屏 ---------- */

.page-faq .fq-hero {
  padding: 26px 0 10px;
}

.page-faq .am-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--am-slate);
}

.page-faq .am-breadcrumb a {
  color: var(--am-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

.page-faq .fq-hero__frame {
  position: relative;
  background: var(--am-white);
  padding: 26px 18px 32px;
  overflow: hidden;
}

.page-faq .fq-hero__frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--am-tile) 0 42%,
    var(--am-gold) 42% 72%,
    var(--am-coral) 72% 100%
  );
}

.page-faq .fq-hero__grid {
  display: grid;
  gap: 22px;
}

.page-faq .fq-hero__eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--am-tile);
}

.page-faq .fq-hero__title {
  margin: 0 0 14px;
  font-size: 29px;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-faq .fq-hero__lead {
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--am-ink-soft);
}

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

.page-faq .fq-hero__aside {
  background: var(--am-mist);
  border-left: 3px solid var(--am-gold);
  padding: 16px 18px;
}

.page-faq .fq-hero__aside-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--am-deep);
}

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

.page-faq .fq-hero__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  line-height: 1.6;
}

.page-faq .fq-hero__list .am-mono {
  font-size: 12px;
  color: var(--am-tile);
}

/* ---------- 三步流程 ---------- */

.page-faq .fq-steps-section {
  padding-top: 44px;
}

.page-faq .fq-steps__figure {
  margin: 24px 0 30px;
}

.page-faq .fq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  position: relative;
}

.page-faq .fq-step {
  position: relative;
  z-index: 1;
  background: var(--am-white);
  border: 1px solid var(--am-line);
  border-top: 3px solid var(--am-tile);
  padding: 20px 18px 22px;
  box-shadow: var(--am-shadow-s);
  transition: transform 0.28s var(--am-ease), border-color 0.28s var(--am-ease),
    box-shadow 0.28s var(--am-ease);
}

.page-faq .fq-step:hover {
  transform: translateY(-4px);
  border-color: var(--am-line-strong);
  border-top-color: var(--am-tile);
  box-shadow: var(--am-shadow-m);
}

.page-faq .fq-step__no {
  display: block;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--am-gold);
}

.page-faq .fq-step__title {
  margin: 8px 0 8px;
  font-size: 22px;
  line-height: 1.35;
}

.page-faq .fq-step__desc {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--am-ink-soft);
}

.page-faq .fq-step__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--am-slate);
}

/* ---------- 收藏与固定入口 ---------- */

.page-faq .fq-bookmark__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-faq .fq-bookmark__grid .am-tag {
  display: inline-block;
  margin-bottom: 10px;
}

.page-faq .fq-snippet {
  margin-top: 24px;
  border: 1px dashed var(--am-line-strong);
  border-left: 3px solid var(--am-jade);
  background: var(--am-white);
  padding: 18px 18px 20px;
}

.page-faq .fq-snippet__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--am-jade);
}

.page-faq .fq-snippet__text {
  margin: 0;
  font-family: var(--am-font-mono);
  font-size: 13px;
  line-height: 1.85;
  color: var(--am-ink-soft);
}

/* ---------- 入口失效 ---------- */

.page-faq .fq-broken {
  background: var(--am-mist);
}

.page-faq .fq-broken__cols {
  display: grid;
  gap: 20px;
}

.page-faq .fq-broken__col {
  background: var(--am-white);
  border: 1px solid var(--am-line);
  padding: 20px 18px 22px;
}

.page-faq .fq-broken__col .am-text {
  margin: 0 0 16px;
}

.page-faq .fq-broken__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .fq-broken__facts li {
  border-top: 1px solid var(--am-line-strong);
  padding-top: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--am-ink-soft);
}

.page-faq .fq-broken__facts .am-mono {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--am-deep);
}

/* ---------- 跨设备 ---------- */

.page-faq .fq-device-row {
  display: grid;
  gap: 18px;
  margin-bottom: 26px;
}

.page-faq .fq-device {
  background: var(--am-white);
  border: 1px solid var(--am-line);
  padding: 18px 18px 20px;
}

.page-faq .fq-device__screen {
  width: 100%;
  height: 76px;
  margin: 0 auto 14px;
  border: 2px solid var(--am-deep);
  border-radius: var(--am-radius);
  background: repeating-linear-gradient(
    to bottom,
    var(--am-mist) 0 8px,
    var(--am-white) 8px 16px
  );
}

.page-faq .fq-device--pad .fq-device__screen {
  width: 68%;
  height: 94px;
}

.page-faq .fq-device--phone .fq-device__screen {
  width: 40%;
  height: 108px;
  border-radius: 10px;
}

.page-faq .fq-device__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
}

.page-faq .fq-device__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--am-slate);
}

/* ---------- 高频问题 ---------- */

.page-faq .fq-qa {
  border-top: 1px solid var(--am-line-strong);
}

.page-faq .fq-q {
  border-bottom: 1px solid var(--am-line);
  background: var(--am-white);
  transition: background 0.24s var(--am-ease);
}

.page-faq .fq-q[open] {
  background: var(--am-white);
  box-shadow: inset 3px 0 0 var(--am-tile);
}

.page-faq .fq-q__head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--am-font-head);
  font-size: 16px;
  line-height: 1.62;
  color: var(--am-ink);
}

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

.page-faq .fq-q__head:hover {
  color: var(--am-tile);
}

.page-faq .fq-q__mark {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  margin-top: 5px;
}

.page-faq .fq-q__mark::before,
.page-faq .fq-q__mark::after {
  content: "";
  position: absolute;
  background: var(--am-tile);
  transition: transform 0.24s var(--am-ease);
}

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

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

.page-faq .fq-q[open] .fq-q__mark::after {
  transform: rotate(90deg);
}

.page-faq .fq-q__body {
  padding: 0 16px 20px 44px;
}

.page-faq .fq-q__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--am-ink-soft);
}

/* ---------- 底部反馈 ---------- */

.page-faq .fq-cta {
  padding-bottom: 56px;
}

.page-faq .fq-cta__frame {
  background: var(--am-white);
  padding: 26px 18px 30px;
  display: grid;
  gap: 20px;
}

.page-faq .fq-cta__main .am-text {
  margin: 0;
}

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

/* ---------- 断点 ---------- */

@media (min-width: 620px) {
  .page-faq .fq-hero__frame {
    padding: 32px 30px 40px;
  }

  .page-faq .fq-hero__title {
    font-size: 36px;
  }

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

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

@media (min-width: 860px) {
  .page-faq .fq-hero {
    padding-top: 34px;
  }

  .page-faq .fq-hero__grid {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: start;
    gap: 30px;
  }

  .page-faq .fq-hero__title {
    font-size: 42px;
  }

  .page-faq .fq-bookmark__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-faq .fq-broken__cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

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

  .page-faq .fq-device-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: end;
    gap: 22px;
  }

  .page-faq .fq-cta__frame {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px 34px;
  }

  .page-faq .fq-q__head {
    padding: 20px 22px;
    font-size: 17px;
  }

  .page-faq .fq-q__body {
    padding: 0 22px 24px 50px;
  }
}

@media (min-width: 940px) {
  .page-faq .fq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .fq-steps::before {
    content: "";
    position: absolute;
    top: 52px;
    left: 12%;
    right: 12%;
    border-top: 2px dashed var(--am-gold);
    z-index: 0;
  }

  .page-faq .fq-step {
    padding: 22px 22px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fq-step,
  .page-faq .fq-q,
  .page-faq .fq-q__mark::after {
    transition: none;
  }

  .page-faq .fq-step:hover {
    transform: none;
  }
}