.page-faq {
  --faq-focus: rgba(232, 69, 44, .45);
  background: var(--ink);
  color: var(--cream);
  overflow-x: clip;
}

.page-faq a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(22px, 4vw, 44px) clamp(26px, 4vw, 52px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(242, 181, 68, .16), transparent 58%),
    radial-gradient(90% 80% at 0% 100%, rgba(232, 69, 44, .18), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero > .container {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-faq .faq-hero-kicker {
  color: var(--steel);
  margin: 0 0 10px;
}

.page-faq .faq-hero-title {
  margin: 0;
  font-weight: 300;
  font-size: clamp(40px, 9vw, 86px);
  line-height: 1.04;
  letter-spacing: -.03em;
  color: var(--cream);
}

.page-faq .faq-hero-em {
  display: inline-block;
  font-style: normal;
  font-weight: 900;
  color: var(--chili);
  letter-spacing: -.02em;
}

.page-faq .faq-hero-lede {
  margin: 16px 0 0;
  max-width: 30em;
  color: var(--frost);
}

.page-faq .faq-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* 高频问题索引板 */
.page-faq .faq-index {
  align-self: start;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: linear-gradient(162deg, var(--panel), rgba(7, 26, 22, .55));
}

.page-faq .faq-index-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-index-count {
  font-size: 34px;
  line-height: 1;
  color: var(--gold);
  letter-spacing: .04em;
}

.page-faq .faq-index-note {
  margin: 0;
  font-size: 13px;
  color: var(--sage);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-faq .faq-index-link {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  padding: 12px 2px;
  border-bottom: 1px dashed var(--line-soft);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: color .25s ease, padding-left .25s ease;
}

.page-faq .faq-index-item:last-child .faq-index-link {
  border-bottom: 0;
}

.page-faq .faq-index-arrow {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  color: var(--chili-light);
  padding-left: 8px;
  outline: none;
}

.page-faq .faq-hero-media {
  margin: clamp(24px, 4vw, 44px) 0 0;
  border-radius: var(--r-l);
  overflow: hidden;
  position: relative;
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-faq .faq-hero-media .media-cap {
  position: static;
  display: block;
  padding: 12px 4px 0;
  font-size: 12px;
  color: var(--sage);
}

/* ---------- 主体 ---------- */
.page-faq .faq-body-head {
  margin-bottom: 16px;
}

.page-faq .faq-body-head .u-index {
  color: var(--steel);
  margin: 0 0 8px;
}

.page-faq .faq-chips {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 0 14px;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-chip {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 14px;
  white-space: nowrap;
  text-decoration: none;
  transition: border-color .25s ease, color .25s ease;
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--chili);
  color: var(--chili-light);
  outline: none;
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
}

/* 分类轨（桌面端） */
.page-faq .faq-rail {
  display: none;
}

.page-faq .faq-rail-title {
  color: var(--sage);
  margin: 0 0 10px;
}

.page-faq .faq-rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0 10px 12px;
  border-left: 1px solid var(--line);
  text-decoration: none;
  font-size: 14px;
  color: var(--sage);
  transition: color .25s ease, border-color .25s ease;
}

.page-faq .faq-rail-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gold);
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  color: var(--cream);
  border-left-color: var(--chili);
  outline: none;
}

/* 分组 */
.page-faq .faq-group {
  padding-block: clamp(22px, 3.4vw, 36px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 84px;
}

.page-faq .faq-panel > .faq-group:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-group-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-faq .faq-group-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--gold);
  border: 1px solid rgba(242, 181, 68, .32);
  border-radius: 999px;
  padding: 3px 10px;
}

.page-faq .faq-group-title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--cream);
}

.page-faq .faq-group-lede {
  margin: 10px 0 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sage);
  max-width: 40em;
}

.page-faq .faq-group-lede a {
  color: var(--steel);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-group-lede a:hover {
  color: var(--chili-light);
}

/* 手风琴 */
.page-faq .fold {
  margin-top: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-m);
  background: var(--panel);
  overflow: hidden;
  transition: background .3s ease, border-color .3s ease;
}

.page-faq .fold:hover {
  border-color: var(--line);
  background: var(--lift);
}

.page-faq .fold-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  min-height: 56px;
  padding: 14px clamp(14px, 2.4vw, 22px);
  border: 0;
  background: transparent;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: box-shadow .3s ease, color .3s ease;
}

.page-faq .fold-head:hover {
  color: var(--frost);
}

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

.page-faq .fold-head[aria-expanded="true"] {
  box-shadow: inset 3px 0 0 var(--chili);
  color: #FFFFFF;
}

.page-faq .faq-qnum {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-faq .fold-head[aria-expanded="true"] .faq-qnum {
  color: var(--chili-light);
}

.page-faq .fold-title {
  display: block;
}

.page-faq .fold-icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(7, 26, 22, .5);
}

.page-faq .fold-icon::before,
.page-faq .fold-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--steel);
  border-radius: 2px;
  transform: translate(-50%, -50%);
}

.page-faq .fold-icon::before {
  width: 10px;
  height: 1.5px;
}

.page-faq .fold-icon::after {
  width: 1.5px;
  height: 10px;
  transition: transform .3s ease, background .3s ease;
}

.page-faq .fold-head[aria-expanded="true"] .fold-icon::before {
  background: var(--chili);
}

.page-faq .fold-head[aria-expanded="true"] .fold-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .fold-body {
  background: rgba(7, 26, 22, .42);
}

.page-faq .fold-content {
  padding: 4px clamp(14px, 2.4vw, 22px) 20px calc(clamp(14px, 2.4vw, 22px) + 34px);
}

.page-faq .fold-content p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--frost);
  max-width: 42em;
}

.page-faq .fold-content a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .fold-content a:hover {
  color: var(--chili-light);
}

/* 分隔图 */
.page-faq .faq-divider {
  margin: clamp(20px, 3vw, 30px) 0 0;
  border-radius: var(--r-m);
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

.page-faq .faq-divider img {
  display: block;
  width: 100%;
  height: clamp(150px, 24vw, 240px);
  object-fit: cover;
  opacity: .88;
}

.page-faq .faq-divider .media-cap {
  display: block;
  margin: 0;
  padding: 10px 14px;
  background: var(--slate);
  color: var(--steel);
  font-size: 12px;
  line-height: 1.6;
}

/* ---------- 底部求助 ---------- */
.page-faq .faq-ask-wrap {
  padding-bottom: clamp(30px, 5vw, 64px);
}

.page-faq .faq-ask {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background:
    radial-gradient(90% 130% at 100% 0%, rgba(232, 69, 44, .2), transparent 62%),
    var(--panel);
}

.page-faq .faq-ask-copy .u-index {
  color: var(--gold);
  margin: 0 0 10px;
}

.page-faq .faq-ask-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--frost);
  max-width: 36em;
}

.page-faq .faq-ask-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-ask-card {
  padding: clamp(16px, 2.6vw, 24px);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-m);
  background: rgba(7, 26, 22, .55);
}

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

.page-faq .faq-contact-item {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .faq-contact-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-contact-key {
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sage);
}

.page-faq .faq-contact-val {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--frost);
  word-break: break-word;
}

.page-faq .faq-legal-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--sage);
  max-width: 60em;
}

.page-faq .faq-legal-note a {
  color: var(--steel);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-legal-note a:hover {
  color: var(--chili-light);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(260px, .8fr);
    align-items: end;
  }

  .page-faq .faq-index {
    align-self: end;
  }

  .page-faq .faq-ask {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-chips {
    display: none;
  }

  .page-faq .faq-layout {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(24px, 3vw, 48px);
  }

  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-group {
    scroll-margin-top: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .fold,
  .page-faq .fold-head,
  .page-faq .fold-icon::after,
  .page-faq .faq-index-link,
  .page-faq .faq-chip,
  .page-faq .faq-rail-link {
    transition: none;
  }
}