.page-faq {
  --faq-gap: clamp(52px, 7vw, 92px);
  --faq-answer-size: 15.5px;
  --faq-gold-soft: rgba(201, 162, 39, .38);
  --faq-ice-faint: rgba(238, 244, 251, .14);
  display: block;
  padding-bottom: clamp(56px, 8vw, 104px);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-intro-sec {
  padding-top: clamp(20px, 3vw, 34px);
}

.page-faq .faq-intro {
  display: grid;
  gap: 30px;
  align-items: center;
  margin-top: clamp(18px, 3vw, 32px);
}

.page-faq .faq-intro__text {
  margin: 0;
}

.page-faq .faq-intro__media {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-l);
  border: 1px solid var(--gold-line);
  box-shadow: var(--shadow-panel);
}

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

/* ---------- 分类跳转条 ---------- */

.page-faq .faq-jump-bar {
  margin-top: clamp(28px, 4vw, 46px);
  padding: 14px 0;
  border-top: 1px solid var(--gold-line);
  border-bottom: 1px solid var(--gold-line);
  background: linear-gradient(100deg, rgba(238, 244, 251, .95) 0%, rgba(242, 210, 128, .16) 48%, rgba(238, 244, 251, .95) 100%);
}

.page-faq .faq-jump {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 2px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-faq .faq-jump::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-jump::-webkit-scrollbar-thumb {
  background: var(--gold-line);
  border-radius: 4px;
}

.page-faq .faq-jump__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--gold-line);
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.page-faq .faq-jump__num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 12px 24px -18px rgba(14, 42, 74, .7);
  background: linear-gradient(140deg, #FFFFFF, #FBF4E2);
}

/* ---------- 分组标题 ---------- */

.page-faq .faq-sec {
  padding-top: var(--faq-gap);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--gold-line);
  margin-bottom: 4px;
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(21px, 2.5vw, 28px);
  font-weight: 800;
  letter-spacing: -.012em;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-group__note {
  margin: 0 0 0 auto;
  font-size: 14px;
  color: var(--mist);
}

/* ---------- 问答条目 ---------- */

.page-faq .faq-list {
  display: block;
}

.page-faq .faq-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  padding: 0 2px 0 0;
}

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

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

.page-faq .faq-item__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .06em;
  line-height: 2.05;
  color: var(--gold);
}

.page-faq .faq-item__text {
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.7;
  color: var(--ink);
  transition: color .25s ease;
}

.page-faq .faq-item__icon {
  position: relative;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 5px;
  margin-left: auto;
  border-radius: 50%;
  border: 1px solid var(--gold-line);
  background: var(--white);
  transition: border-color .25s ease, background .25s ease;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--gold);
  transform: translate(-50%, -50%);
  transition: opacity .22s ease, transform .25s ease;
}

.page-faq .faq-item__icon::before {
  width: 9px;
  height: 1.5px;
}

.page-faq .faq-item__icon::after {
  width: 1.5px;
  height: 9px;
}

.page-faq .faq-item__q:hover .faq-item__text,
.page-faq .faq-item[open] .faq-item__text {
  color: var(--ice-deep);
}

.page-faq .faq-item__q:hover .faq-item__icon,
.page-faq .faq-item[open] .faq-item__icon {
  border-color: var(--gold);
  background: linear-gradient(150deg, #FBF4E2, #F2D280);
}

.page-faq .faq-item[open] .faq-item__icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-item__a {
  padding-top: 12px;
  color: var(--mist);
  font-size: var(--faq-answer-size);
  line-height: 1.85;
}

.page-faq .faq-item__a p {
  margin: 0 0 10px;
}

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

.page-faq .faq-item__a a {
  color: var(--electric);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 182, 193, .4);
  transition: border-color .2s ease, color .2s ease;
}

.page-faq .faq-item__a a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-faq .faq-key {
  font-family: var(--font-mono);
  font-size: .93em;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ice-deep);
}

/* ---------- 设备分组：图文错位 ---------- */

.page-faq .faq-device {
  display: grid;
  gap: 26px;
}

.page-faq .faq-device__media {
  margin: 0;
  order: -1;
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--gold-line);
  box-shadow: var(--shadow-panel);
}

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

/* ---------- 深色分组 ---------- */

.page-faq .faq-night {
  margin-top: var(--faq-gap);
  padding: clamp(40px, 6vw, 76px) 0;
  color: var(--ice);
  background: linear-gradient(155deg, #0B2039 0%, #131A33 58%, #0E2A4A 100%);
  border-top: 1px solid rgba(201, 162, 39, .35);
  border-bottom: 1px solid rgba(201, 162, 39, .35);
}

.page-faq .faq-night .faq-group__head {
  border-bottom-color: var(--faq-gold-soft);
}

.page-faq .faq-night .faq-group__title {
  color: var(--white);
}

.page-faq .faq-night .faq-group__note {
  color: rgba(238, 244, 251, .6);
}

.page-faq .faq-night .faq-item {
  border-bottom-color: var(--faq-ice-faint);
}

.page-faq .faq-night .faq-item__text {
  color: var(--ice);
}

.page-faq .faq-night .faq-item__q:hover .faq-item__text,
.page-faq .faq-night .faq-item[open] .faq-item__text {
  color: var(--gold-light);
}

.page-faq .faq-night .faq-item__a {
  color: rgba(238, 244, 251, .72);
}

.page-faq .faq-night .faq-item__a a {
  color: var(--aurora);
  border-bottom-color: rgba(55, 215, 196, .45);
}

.page-faq .faq-night .faq-item__a a:hover {
  color: var(--gold-light);
  border-bottom-color: var(--gold-light);
}

.page-faq .faq-night .faq-item__icon {
  background: rgba(238, 244, 251, .06);
  border-color: rgba(201, 162, 39, .5);
}

.page-faq .faq-night .faq-item__q:hover .faq-item__icon,
.page-faq .faq-night .faq-item[open] .faq-item__icon {
  background: linear-gradient(150deg, #F2D280, #C9A227);
  border-color: var(--gold-light);
}

.page-faq .faq-night .faq-key {
  color: var(--aurora);
}

/* ---------- 收尾求助 ---------- */

.page-faq .faq-help {
  margin-top: var(--faq-gap);
}

.page-faq .faq-help__grid {
  display: grid;
  gap: 30px;
  padding: clamp(28px, 4vw, 46px);
  border: 1px solid var(--gold-line);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, #FFFFFF 0%, #F3F8FE 62%, #FBF4E2 100%);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-help__lead .faq-group__title {
  margin: 10px 0 0;
}

.page-faq .faq-help__lead > p {
  margin: 14px 0 0;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.85;
}

.page-faq .faq-help__actions {
  margin-top: 22px;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-help__item {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-help__item:first-child {
  border-top: 1px solid var(--gold-line);
  padding-top: 18px;
}

.page-faq .faq-help__k {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-faq .faq-help__v {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-help__v a {
  color: var(--electric);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(31, 182, 193, .4);
}

.page-faq .faq-help__v a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 860px) {
  .page-faq .faq-intro {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: clamp(38px, 5vw, 64px);
  }

  .page-faq .faq-item {
    grid-template-columns: minmax(210px, .8fr) minmax(0, 1.6fr);
    column-gap: clamp(32px, 5vw, 60px);
    padding: 26px 0;
  }

  .page-faq .faq-item__a {
    grid-column: 2;
    grid-row: 1;
    padding-top: 1px;
  }

  .page-faq .faq-device {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, .92fr);
    gap: clamp(30px, 4vw, 52px);
    align-items: start;
  }

  .page-faq .faq-device__media {
    order: 0;
    margin-top: 26px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: clamp(34px, 5vw, 64px);
    align-items: center;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-group__note {
    padding-right: 4px;
  }
}

/* ---------- 窄屏收敛 ---------- */

@media (max-width: 859px) {
  .page-faq .faq-group__note {
    margin-left: 0;
    flex-basis: 100%;
  }

  .page-faq .faq-item__text {
    font-size: 16px;
  }

  .page-faq .faq-help__grid {
    padding: 26px 20px;
  }
}

@media (max-width: 520px) {
  .page-faq .faq-jump__link {
    padding: 8px 14px;
    font-size: 13.5px;
  }

  .page-faq .faq-item {
    padding: 20px 0;
  }

  .page-faq .faq-item__num {
    font-size: 11px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump__link,
  .page-faq .faq-item__icon,
  .page-faq .faq-item__icon::before,
  .page-faq .faq-item__icon::after,
  .page-faq .faq-item__text {
    transition: none;
  }

  .page-faq .faq-jump__link:hover {
    transform: none;
  }
}