.page-faq {
  --faq-rail-w: 200px;
  --faq-rule: rgba(214, 168, 75, 0.22);
  --faq-panel-open: #171C23;
  --faq-soft: rgba(201, 212, 210, 0.06);
  color: var(--ivory);
  background: var(--ink);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .crumbs {
  padding: clamp(16px, 3vw, 26px) 0 0;
  font-size: 13px;
  color: var(--mist);
}

.page-faq .crumbs a {
  color: var(--mist);
  text-decoration: none;
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--gold-light);
}

.page-faq .crumbs__sep {
  margin: 0 8px;
  color: var(--bronze);
}

.page-faq .crumbs [aria-current="page"] {
  color: var(--ivory);
}

/* 页头 */
.page-faq .faq-hero {
  padding: clamp(20px, 4vw, 40px) 0 clamp(32px, 6vw, 60px);
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  padding: clamp(22px, 4vw, 44px);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 100% at 88% 0%, rgba(214, 168, 75, 0.14), transparent 62%),
    var(--panel);
  overflow: hidden;
}

.page-faq .faq-hero__inner::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(214, 168, 75, 0.13);
  border-radius: calc(var(--radius-l) - 8px);
  pointer-events: none;
}

.page-faq .faq-hero__text {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .annotation {
  margin: 0 0 14px;
  color: var(--gold);
  letter-spacing: 0.16em;
}

.page-faq .faq-hero h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(38px, 9vw, 72px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--ivory);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--fog);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: clamp(22px, 4vw, 34px) 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-hero__stats div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-hero__stats dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-hero__stats dd {
  margin: 0;
  font-size: 26px;
  line-height: 1;
  color: var(--gold-light);
}

.page-faq .faq-hero__stats small {
  margin-left: 2px;
  font-size: 12px;
  color: var(--mist);
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  z-index: 1;
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-m);
  border: 1px solid var(--faq-rule);
}

.page-faq .faq-hero__figure figcaption {
  margin-top: 10px;
  color: var(--mist);
  letter-spacing: 0.1em;
}

/* 分类索引 */
.page-faq .faq-index {
  padding: clamp(28px, 5vw, 56px) 0;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  background: linear-gradient(180deg, #0E1216 0%, #0B0D10 100%);
}

.page-faq .faq-index .section__head {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-faq .faq-index .section__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 4.4vw, 32px);
  color: var(--ivory);
  margin: 0 0 8px;
}

.page-faq .faq-index .section__note {
  color: var(--mist);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-index__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-faq .faq-index__card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "no name count"
    "desc desc desc";
  gap: 8px 12px;
  align-items: baseline;
  padding: 16px 18px;
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-m);
  background: var(--panel);
  color: var(--ivory);
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-index__card:hover,
.page-faq .faq-index__card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--gold);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.42);
}

.page-faq .faq-index__card:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
}

.page-faq .faq-index__no {
  grid-area: no;
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.page-faq .faq-index__name {
  grid-area: name;
  font-size: 18px;
  font-weight: 600;
  color: var(--ivory);
}

.page-faq .faq-index__count {
  grid-area: count;
  font-size: 12px;
  color: var(--mist);
}

.page-faq .faq-index__desc {
  grid-area: desc;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .faq-chips-block {
  margin-top: clamp(22px, 4vw, 34px);
}

.page-faq .faq-chips-block .annotation {
  margin: 0 0 12px;
  color: var(--bronze);
  letter-spacing: 0.16em;
}

.page-faq .faq-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-chips a {
  display: inline-block;
  padding: 6px 13px;
  font-size: 13px;
  color: var(--fog);
  text-decoration: none;
  border: 1px solid var(--rule-soft);
  border-radius: 999px;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .faq-chips a:hover,
.page-faq .faq-chips a:focus-visible {
  color: var(--gold-light);
  border-color: var(--gold);
  background: rgba(214, 168, 75, 0.09);
}

.page-faq .faq-chips a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

/* 主体：分类轨道 + 问答 */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-top: clamp(30px, 5vw, 56px);
}

.page-faq .faq-rail {
  padding: 16px 0 0;
  border-top: 2px solid var(--gold);
}

.page-faq .faq-rail .annotation {
  margin: 0 0 12px;
  color: var(--bronze);
  letter-spacing: 0.16em;
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-faq .faq-rail__list li + li {
  border-top: 1px solid var(--rule-soft);
}

.page-faq .faq-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 0;
  font-size: 15px;
  color: var(--fog);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--gold-light);
  padding-left: 4px;
}

.page-faq .faq-rail__list a:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.page-faq .faq-rail__list .u-mono {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.1em;
}

.page-faq .faq-rail__list em {
  margin-left: auto;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-faq .faq-rail__help {
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px dashed var(--rule-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-rail__help a {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .faq-rail__help a:hover,
.page-faq .faq-rail__help a:focus-visible {
  color: var(--gold);
}

/* 问答分组 */
.page-faq .faq-group {
  scroll-margin-top: 88px;
  padding-top: 18px;
  border-top: 1px solid var(--rule-soft);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(34px, 6vw, 56px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.6vw, 34px);
  line-height: 1.2;
  color: var(--ivory);
}

.page-faq .faq-group__title .u-mono {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-faq .faq-group__note {
  margin: 0 0 18px;
  max-width: 34em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-figure {
  margin: 0 0 20px;
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--faq-rule);
  background: var(--panel);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-faq .faq-figure .frame-media__caption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
  border-top: 1px solid var(--rule-soft);
}

/* 手风琴 */
.page-faq .faq-item {
  margin-bottom: 10px;
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-m);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.page-faq .faq-item:hover {
  border-color: rgba(214, 168, 75, 0.45);
}

.page-faq .faq-item[open] {
  border-color: rgba(214, 168, 75, 0.55);
  background: var(--faq-panel-open);
}

.page-faq .faq-item > summary {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding: 15px 46px 15px 16px;
  font-size: 16px;
  line-height: 1.6;
  font-weight: 500;
  color: var(--ivory);
  cursor: pointer;
  list-style: none;
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-item[open] > summary::after {
  content: "–";
  color: var(--gold-light);
}

.page-faq .faq-item > summary:focus-visible {
  outline: var(--focus-ring);
  outline-offset: -2px;
}

.page-faq .faq-qno {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--bronze);
}

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

.page-faq .faq-qtext {
  flex: 1 1 12em;
}

.page-faq .faq-hot {
  flex: 0 0 auto;
  align-self: center;
}

.page-faq .faq-item__body {
  margin: 0 14px 14px 16px;
  padding: 12px 14px 14px 16px;
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: var(--faq-soft);
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog);
}

.page-faq .faq-item__body p {
  margin: 0;
}

.page-faq .faq-item__body a {
  color: var(--gold-light);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-rule);
}

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

/* 联系提示 */
.page-faq .faq-group--contact {
  border-top: 1px solid var(--gold);
}

.page-faq .faq-contact {
  margin-top: 14px;
  padding: clamp(20px, 4vw, 32px);
  border-radius: var(--radius-m);
}

.page-faq .faq-contact__lead {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ivory);
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact__list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.7;
  color: var(--fog);
}

.page-faq .faq-contact__list .u-mono {
  flex: 0 0 auto;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.1em;
}

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

@media (min-width: 620px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-hero__stats {
    gap: 12px 40px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-faq .faq-index__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 28px;
  }

  .page-faq .faq-figure {
    float: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__card,
  .page-faq .faq-rail__list a,
  .page-faq .faq-chips a,
  .page-faq .faq-item {
    transition: none;
  }

  .page-faq .faq-index__card:hover,
  .page-faq .faq-index__card:focus-visible {
    transform: none;
  }

  .page-faq .faq-rail__list a:hover,
  .page-faq .faq-rail__list a:focus-visible {
    padding-left: 0;
  }
}