.page-faq {
  background: var(--jn-paper);
  color: var(--jn-night);
}

.page-faq .jn-crumbs {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 26px 0 48px;
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 30px;
  align-items: center;
}

.page-faq .faq-hero__copy .jn-h1 {
  margin: 12px 0 16px;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .faq-hero__media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid var(--jn-line);
  background: var(--jn-paper-2);
}

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

/* ---------- 主体两栏 ---------- */
.page-faq .faq-main {
  padding-bottom: 24px;
}

.page-faq .faq-body {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-faq .faq-side .jn-label {
  display: block;
  margin-bottom: 12px;
  color: var(--jn-graphite);
}

.page-faq .faq-nav {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-nav__link {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--jn-line);
  border-left: 3px solid var(--jn-line);
  background: var(--jn-paper-3);
  color: var(--jn-night);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.22s var(--jn-ease), border-color 0.22s var(--jn-ease),
    color 0.22s var(--jn-ease);
}

.page-faq .faq-nav__link:hover {
  background: var(--jn-paper-2);
  border-left-color: var(--jn-gold);
  color: var(--jn-lake-deep);
}

.page-faq .faq-nav__link:focus-visible {
  outline: 2px solid var(--jn-lake);
  outline-offset: 2px;
}

.page-faq .faq-nav__no {
  color: var(--jn-gold-deep);
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* ---------- 分组与问答 ---------- */
.page-faq .faq-list {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 110px;
}

.page-faq .faq-group + .faq-group {
  margin-top: 52px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-top: 14px;
  margin-bottom: 12px;
  border-top: 2px solid var(--jn-night);
}

.page-faq .faq-group__no {
  flex: 0 0 auto;
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--jn-gold);
  letter-spacing: 0.02em;
}

.page-faq .faq-group__title {
  margin: 0;
  letter-spacing: -0.01em;
}

.page-faq .faq-group__lead {
  margin: 0 0 18px;
  max-width: 62ch;
  color: var(--jn-graphite);
  font-size: 15.5px;
  line-height: 1.72;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--jn-line);
  background: transparent;
  transition: background 0.24s var(--jn-ease), box-shadow 0.24s var(--jn-ease);
}

.page-faq .faq-item:first-of-type {
  border-top: 1px solid var(--jn-line);
}

.page-faq .faq-item[open] {
  background: var(--jn-paper-3);
  box-shadow: inset 3px 0 0 var(--jn-lake);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  margin: 0;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -0.005em;
  color: var(--jn-night);
  transition: color 0.2s var(--jn-ease);
}

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

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

.page-faq .faq-item__q:hover {
  color: var(--jn-lake-deep);
}

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

.page-faq .faq-item__mark {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  color: var(--jn-lake);
  font-family: var(--jn-mono-font);
  font-size: 17px;
  line-height: 16px;
  text-align: center;
  transition: transform 0.24s var(--jn-ease), color 0.24s var(--jn-ease);
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(45deg);
  color: var(--jn-orange);
}

.page-faq .faq-item__a {
  padding: 0 18px 18px 46px;
  color: var(--jn-night);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
  max-width: 64ch;
}

.page-faq .faq-item__a p:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-item__link {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--jn-mono-font);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--jn-graphite);
  text-decoration: none;
  border-bottom: 1px solid var(--jn-line);
}

.page-faq .faq-item__link:hover,
.page-faq .faq-item__link:focus-visible {
  color: var(--jn-lake);
  border-bottom-color: var(--jn-lake);
}

/* ---------- 流程示意 ---------- */
.page-faq .faq-flow {
  margin: 32px 0 52px;
  padding: 0;
  border: 1px solid var(--jn-line);
  background: var(--jn-paper-3);
}

.page-faq .faq-flow .jn-media__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-flow .jn-media__caption {
  padding: 12px 18px;
  border-top: 1px solid var(--jn-line);
  color: var(--jn-graphite);
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* ---------- 页尾入口带 ---------- */
.page-faq .faq-next {
  margin-top: 44px;
  padding: 60px 0 68px;
  background: var(--jn-night);
  color: var(--jn-paper);
}

.page-faq .faq-next__title {
  margin: 0 0 10px;
  color: var(--jn-paper);
  letter-spacing: -0.01em;
}

.page-faq .faq-next__lead {
  margin: 0 0 28px;
  max-width: 58ch;
  color: rgba(244, 239, 227, 0.7);
  font-size: 15.5px;
  line-height: 1.72;
}

.page-faq .faq-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(244, 239, 227, 0.18);
  border: 1px solid rgba(244, 239, 227, 0.18);
}

.page-faq .faq-next__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  background: var(--jn-night);
  color: var(--jn-paper);
  text-decoration: none;
  transition: background 0.24s var(--jn-ease);
}

.page-faq .faq-next__card:hover {
  background: var(--jn-lake-deep);
}

.page-faq .faq-next__card:focus-visible {
  outline: 2px solid var(--jn-gold);
  outline-offset: -2px;
}

.page-faq .faq-next__no {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--jn-gold);
}

.page-faq .faq-next__title {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.005em;
}

.page-faq .faq-next__desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(244, 239, 227, 0.68);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-item__q {
    padding: 18px 22px;
    font-size: 17px;
  }

  .page-faq .faq-item__a {
    padding: 0 22px 20px 50px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 34px 0 60px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    gap: 56px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 108px;
  }

  .page-faq .faq-nav {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-nav__link {
    margin-bottom: 6px;
    padding: 11px 14px;
    white-space: normal;
  }
}

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

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__mark,
  .page-faq .faq-item__q,
  .page-faq .faq-nav__link,
  .page-faq .faq-next__card {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-item__mark {
    transform: none;
  }
}