.page-faq {
  --faq-radius: 22px;
  --faq-cat-radius: 18px 18px 20px 16px;
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 5vw, 62px) 0 clamp(30px, 5vw, 56px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-faq .faq-hero__lead {
  max-width: 34ch;
}

.page-faq .faq-hero__lead .lede {
  margin-top: 18px;
}

.page-faq .faq-hero__side {
  border-top: 1px solid var(--silver);
  padding-top: 20px;
}

.page-faq .faq-hero__stats {
  row-gap: 18px;
}

.page-faq .faq-hero__hint {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .02em;
  color: var(--mist);
}

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.4fr .78fr;
    align-items: end;
  }

  .page-faq .faq-hero__side {
    transform: translateY(-18px);
    border-top: 1px solid var(--silver);
  }
}

/* 分类索引 */
.page-faq .faq-index {
  position: relative;
}

.page-faq .faq-cats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.page-faq .faq-cat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px 18px;
  border: 1px solid var(--silver);
  border-radius: var(--faq-cat-radius);
  background: var(--paper-3);
  color: var(--ink);
  text-decoration: none;
  transition: transform .2s ease, border-color .2s ease;
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-faq .faq-cat__icon {
  color: var(--dai);
}

.page-faq .faq-cat__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: .01em;
}

.page-faq .faq-cat__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-cat__no {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .faq-index__media {
  margin-top: clamp(28px, 4vw, 48px);
}

@media (min-width: 760px) {
  .page-faq .faq-cats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }
}

/* 问题组通用 */
.page-faq .faq-group .section-head {
  max-width: 62ch;
}

.page-faq .faq-list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.page-faq .qa {
  border: 1px solid var(--silver);
  border-radius: var(--faq-radius);
  background: var(--paper-3);
  overflow: hidden;
  transition: border-color .2s ease;
}

.page-faq .qa[open] {
  border-color: var(--dai);
}

.page-faq .qa__q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 12px;
  padding: 18px 18px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: -3px;
}

.page-faq .qa__no {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
  padding-top: 4px;
}

.page-faq .qa__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
}

.page-faq .qa__sign {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 5px;
  flex: none;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 16px;
  height: 1px;
  background: var(--dai);
  transition: transform .2s ease;
}

.page-faq .qa__sign::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa__sign::after {
  transform: rotate(0deg);
}

.page-faq .qa__body {
  display: grid;
  gap: 18px;
  padding: 0 18px 20px;
  border-top: 1px dashed var(--silver);
  margin-top: 2px;
  padding-top: 16px;
}

.page-faq .qa__sym-label {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-faq .qa__sym-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 30ch;
}

.page-faq .steps {
  list-style: none;
  counter-reset: st;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .steps > li {
  counter-increment: st;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .steps > li::before {
  content: counter(st);
  width: 22px;
  height: 22px;
  border: 1px solid var(--silver);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
  margin-top: 4px;
}

.page-faq .qa__result {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 2px solid var(--cinnabar);
  font-size: 13px;
  line-height: 1.75;
  color: var(--cinnabar);
}

@media (min-width: 820px) {
  .page-faq .qa__q {
    padding: 22px 24px 20px;
    gap: 20px;
  }

  .page-faq .qa__title {
    font-size: 19px;
  }

  .page-faq .qa__body {
    grid-template-columns: .72fr 1.28fr;
    gap: 26px;
    padding: 20px 24px 24px;
  }
}

/* 入口对照 */
.page-faq .faq-map {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--silver);
}

.page-faq .faq-map__row {
  display: grid;
  gap: 4px;
  padding: 14px 2px;
  border-bottom: 1px solid var(--silver);
}

.page-faq .faq-map__from {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
}

.page-faq .faq-map__arrow {
  color: var(--gold);
  font-size: 14px;
}

.page-faq .faq-map__to {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-faq .faq-map__row {
    grid-template-columns: 200px 28px 1fr;
    align-items: baseline;
    gap: 14px;
    padding: 16px 4px;
  }

  .page-faq .faq-map__from {
    text-align: right;
  }
}

.page-faq .faq-alert {
  margin-top: 26px;
}

/* 首次设置：左窄右宽 */
.page-faq .faq-setup {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-faq .faq-setup__col {
  display: grid;
  gap: 14px;
}

.page-faq .faq-setup__media {
  align-self: start;
}

@media (min-width: 900px) {
  .page-faq .faq-setup {
    grid-template-columns: 1.35fr .65fr;
    gap: 36px;
    align-items: start;
  }

  .page-faq .faq-setup__media {
    transform: translateY(28px);
  }
}

/* 收尾 */
.page-faq .faq-help {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-faq .faq-help__box {
  border-top: 1px solid var(--silver);
  padding-top: clamp(28px, 4vw, 46px);
  max-width: 68ch;
}

.page-faq .faq-help__box .prose {
  margin-top: 16px;
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-help__meta {
  margin-top: 20px;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--mist);
  word-break: break-word;
}

@media (min-width: 760px) {
  .page-faq .faq-help__box {
    padding-left: clamp(0px, 2vw, 28px);
  }
}