.page-faq {
  background: var(--crown-ink);
  color: var(--crown-paper);
  overflow-x: hidden;
}

.page-faq .crown-breadcrumb {
  padding-top: 18px;
  padding-bottom: 6px;
  font-size: 12px;
  color: var(--crown-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.page-faq .crown-breadcrumb a {
  color: var(--crown-muted);
  text-decoration: none;
  transition: color 0.25s var(--crown-ease);
}
.page-faq .crown-breadcrumb a:hover,
.page-faq .crown-breadcrumb a:focus-visible {
  color: var(--crown-cyan);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-bottom: 8px;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 560px;
  background:
    radial-gradient(680px 320px at 82% 0%, rgba(0, 229, 255, 0.14), transparent 70%),
    radial-gradient(520px 300px at 10% 8%, rgba(212, 175, 55, 0.13), transparent 72%),
    linear-gradient(180deg, #0b1b3a 0%, #05070c 100%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: 26px 34px;
}

.page-faq .faq-hero__copy .crown-eyebrow {
  display: block;
  margin-bottom: 14px;
  font-family: var(--crown-font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--crown-cyan);
}

.page-faq .faq-hero__copy .crown-display {
  margin: 0 0 18px;
}

.page-faq .faq-hero__copy .crown-lead {
  max-width: 34em;
  color: var(--crown-paper);
}

.page-faq .faq-hero__actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__aside {
  position: relative;
  padding: 22px 22px 24px;
  background: linear-gradient(158deg, rgba(18, 36, 74, 0.94), rgba(5, 7, 12, 0.96));
  border-top: 2px solid var(--crown-gold);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-faq .faq-hero__aside-title {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--crown-gold);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-quick a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(42, 58, 92, 0.7);
  text-decoration: none;
  color: var(--crown-paper);
  font-size: 14px;
  line-height: 1.6;
  transition: color 0.25s var(--crown-ease);
}
.page-faq .faq-quick li:last-child a {
  border-bottom: 0;
}
.page-faq .faq-quick a:hover .faq-quick__text,
.page-faq .faq-quick a:focus-visible .faq-quick__text {
  color: var(--crown-cyan);
}
.page-faq .faq-quick__idx {
  font-family: var(--crown-font-mono);
  font-size: 12px;
  color: var(--crown-gold);
}
.page-faq .faq-quick__text {
  transition: color 0.25s var(--crown-ease);
}

.page-faq .faq-hero__media {
  position: relative;
  overflow: hidden;
  margin: 0;
  aspect-ratio: 16 / 10;
  border-top: 1px solid var(--crown-steel);
}
.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 问答区 ---------- */
.page-faq .faq-answers {
  padding-top: 8px;
}

.page-faq .faq-answers__lead {
  max-width: 36em;
  margin-bottom: 26px;
}

.page-faq .faq-filter__bar {
  position: sticky;
  top: var(--crown-header-h);
  z-index: 6;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0;
  background: rgba(5, 7, 12, 0.94);
  border-bottom: 1px solid var(--crown-steel);
  scrollbar-width: none;
}
.page-faq .faq-filter__bar::-webkit-scrollbar {
  display: none;
}

.page-faq .crown-filter__btn {
  flex: 0 0 auto;
  padding: 10px 18px;
  font-family: var(--crown-font-sans);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  color: var(--crown-muted);
  background: rgba(18, 36, 74, 0.7);
  border: 1px solid var(--crown-steel);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  cursor: pointer;
  transition: color 0.25s var(--crown-ease), border-color 0.25s var(--crown-ease), background 0.25s var(--crown-ease);
}
.page-faq .crown-filter__btn:hover {
  color: var(--crown-paper);
  border-color: var(--crown-cyan);
}
.page-faq .crown-filter__btn[aria-pressed="true"] {
  color: var(--crown-cyan);
  border-color: var(--crown-cyan);
  background: rgba(0, 229, 255, 0.14);
  box-shadow: inset 0 0 0 1px rgba(0, 229, 255, 0.35);
}
.page-faq .crown-filter__btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--crown-cyan);
}

.page-faq .crown-filter__status {
  margin: 14px 0 4px;
  font-family: var(--crown-font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--crown-muted);
}

.page-faq .faq-list {
  margin-top: 8px;
  border-top: 1px solid var(--crown-steel);
}

.page-faq .faq-item {
  position: relative;
  border-bottom: 1px solid var(--crown-steel);
  background: rgba(18, 36, 74, 0.16);
}
.page-faq .faq-item[hidden] {
  display: none;
}
.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--crown-gold-hi), var(--crown-gold));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.45s var(--crown-ease);
}
.page-faq .faq-item[open]::before {
  transform: scaleY(1);
}
.page-faq .faq-item[open] {
  background: rgba(18, 36, 74, 0.42);
}

.page-faq .faq-item__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 18px 16px 18px 20px;
  cursor: pointer;
  list-style: none;
}
.page-faq .faq-item__head::-webkit-details-marker {
  display: none;
}
.page-faq .faq-item__head:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--crown-cyan);
}

.page-faq .faq-item__idx {
  font-family: var(--crown-font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--crown-gold);
}

.page-faq .faq-item__q {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--crown-paper);
  transition: color 0.25s var(--crown-ease);
}
.page-faq .faq-item__head:hover .faq-item__q {
  color: var(--crown-gold-hi);
}
.page-faq .faq-item[open] .faq-item__q {
  color: var(--crown-gold-hi);
}

.page-faq .faq-item__icon {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}
.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
  background: var(--crown-gold);
  transition: transform 0.35s var(--crown-ease);
}
.page-faq .faq-item__icon::after {
  transform: rotate(90deg);
}
.page-faq .faq-item[open] .faq-item__icon::after {
  transform: rotate(0deg);
}

.page-faq .faq-item__body {
  padding: 2px 20px 22px 20px;
  max-width: 64ch;
}
.page-faq .faq-item__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--crown-paper);
}
.page-faq .faq-item__body p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-item__body a {
  color: var(--crown-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.4);
}
.page-faq .faq-item__body a:hover {
  color: var(--crown-gold-hi);
  border-bottom-color: var(--crown-gold-hi);
}
.page-faq .faq-item__body ol {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 6px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--crown-muted);
}
.page-faq .faq-item__body ol li::marker {
  color: var(--crown-gold);
  font-family: var(--crown-font-mono);
  font-size: 12px;
}

/* ---------- 对照区 ---------- */
.page-faq .faq-compare {
  position: relative;
  background: linear-gradient(180deg, var(--crown-indigo) 0%, #071022 100%);
  border-top: 1px solid var(--crown-steel);
  border-bottom: 1px solid var(--crown-steel);
}
.page-faq .faq-compare__lead {
  max-width: 38em;
  margin-bottom: 30px;
}

.page-faq .faq-compare__table {
  border-top: 1px solid var(--crown-steel);
}
.page-faq .faq-compare__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--crown-gold);
}
.page-faq .faq-compare__head span {
  font-family: var(--crown-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--crown-gold);
}
.page-faq .faq-compare__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 12px;
  border-bottom: 1px solid rgba(42, 58, 92, 0.75);
}
.page-faq .faq-compare__cell {
  padding: 13px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--crown-paper);
}
.page-faq .faq-compare__cell--d {
  padding-left: 14px;
  border-left: 1px dashed rgba(0, 229, 255, 0.45);
  color: var(--crown-muted);
}

.page-faq .faq-compare__lower {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 36px;
}
.page-faq .faq-compare__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--crown-steel);
}
.page-faq .faq-compare__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .faq-compare__steps .crown-h3 {
  margin: 0 0 18px;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.page-faq .faq-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(42, 58, 92, 0.7);
}
.page-faq .faq-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-faq .faq-steps__num {
  font-family: var(--crown-font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--crown-gold);
}
.page-faq .faq-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--crown-muted);
}

/* ---------- 联络区 ---------- */
.page-faq .faq-support__lead {
  max-width: 38em;
  margin-bottom: 30px;
}

.page-faq .faq-support__cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-faq .faq-support__card {
  position: relative;
  display: block;
  padding: 26px 22px 24px;
  background: linear-gradient(155deg, rgba(18, 36, 74, 0.92), rgba(5, 7, 12, 0.96));
  border-top: 2px solid var(--crown-gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
  text-decoration: none;
  color: var(--crown-paper);
  transition: transform 0.35s var(--crown-ease);
}
.page-faq a.faq-support__card:hover,
.page-faq a.faq-support__card:focus-visible {
  transform: translateY(-4px);
}
.page-faq a.faq-support__card:focus-visible {
  outline: 2px solid var(--crown-cyan);
  outline-offset: 3px;
}

.page-faq .faq-support__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  color: var(--crown-gold);
  border: 1px solid var(--crown-steel);
  background: rgba(5, 7, 12, 0.7);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.page-faq .faq-support__title {
  margin: 0 0 10px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--crown-paper);
}

.page-faq .faq-support__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--crown-muted);
  word-break: break-word;
}

.page-faq .faq-support__go {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--crown-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--crown-cyan);
  border-bottom: 1px solid rgba(0, 229, 255, 0.45);
  padding-bottom: 2px;
}

.page-faq .faq-support__note {
  margin: 26px 0 0;
  font-size: 13px;
  line-height: 1.9;
}
.page-faq .faq-support__note a {
  color: var(--crown-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.4);
}
.page-faq .faq-support__note a:hover {
  color: var(--crown-gold-hi);
  border-bottom-color: var(--crown-gold-hi);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-compare__head,
  .page-faq .faq-compare__row {
    gap: 0 40px;
  }
  .page-faq .faq-compare__cell--d {
    padding-left: 28px;
  }
  .page-faq .faq-item__head {
    padding: 20px 24px 20px 26px;
    gap: 18px;
  }
  .page-faq .faq-item__q {
    font-size: 16px;
  }
  .page-faq .faq-item__body {
    padding: 2px 24px 26px 26px;
  }
  .page-faq .faq-support__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 48px;
    align-items: end;
    padding-block: 54px 52px;
  }
  .page-faq .faq-hero__media {
    aspect-ratio: 16 / 5;
  }
  .page-faq .faq-compare__lower {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-hero__aside {
    padding: 28px 28px 30px;
  }
  .page-faq .crown-filter__btn {
    padding: 11px 22px;
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item::before,
  .page-faq .faq-item__icon::before,
  .page-faq .faq-item__icon::after,
  .page-faq .faq-support__card,
  .page-faq .faq-quick__text,
  .page-faq .faq-item__q,
  .page-faq .crown-filter__btn {
    transition: none;
  }
  .page-faq a.faq-support__card:hover {
    transform: none;
  }
}