.page-faq {
  --faq-rail: 236px;
  --faq-badge: 46px;
  --faq-badge-gap: 14px;
  background: var(--gw-paper);
  color: var(--gw-ink);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-bottom: 8px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 22px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 18px;
  font-size: clamp(32px, 8vw, 74px);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero__copy .gw-lede {
  max-width: 62ch;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 22px;
  padding-top: 16px;
  border-top: 2px solid var(--gw-brick-300);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gw-brick-700);
}

.page-faq .faq-hero__metaItem .gw-mono {
  color: var(--gw-orange-deep);
  font-weight: 700;
}

.page-faq .faq-hero__fig {
  margin: 0;
  border: 2px solid var(--gw-ink);
  box-shadow: var(--gw-shadow);
  background: var(--gw-surface);
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-main {
  padding-top: 34px;
}

.page-faq .faq-main__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

/* ---------- 主题索引 ---------- */
.page-faq .faq-index {
  border-top: 4px solid var(--gw-orange);
  padding-top: 14px;
}

.page-faq .faq-index__head {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gw-brick-700);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 12px;
  border: 1px solid var(--gw-brick-300);
  border-bottom: 3px solid transparent;
  background: var(--gw-surface);
  color: var(--gw-ink);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 160ms var(--gw-ease), background-color 160ms var(--gw-ease), color 160ms var(--gw-ease);
}

.page-faq .faq-index__num {
  font-size: 12px;
  font-weight: 700;
  color: var(--gw-orange-deep);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--gw-orange);
  border-bottom-color: var(--gw-orange);
  background: var(--gw-orange-soft);
  color: var(--gw-orange-deep);
}

.page-faq .faq-index__note {
  display: none;
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--gw-brick-700);
}

/* ---------- 问答流 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--gw-header-h) + 20px);
  margin-bottom: 42px;
}

.page-faq .faq-group:last-of-type {
  margin-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-bottom: 12px;
  margin-bottom: 16px;
  border-bottom: 3px solid var(--gw-ink);
}

.page-faq .faq-group__num {
  font-size: clamp(26px, 6vw, 34px);
  font-weight: 300;
  line-height: 1;
  color: var(--gw-orange);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(19px, 4.6vw, 26px);
  font-weight: 700;
  line-height: 1.25;
}

/* ---------- 单个问答卡 ---------- */
.page-faq .faq-q {
  border: 2px solid var(--gw-brick-300);
  background: var(--gw-surface);
  margin-bottom: 10px;
  transition: border-color 160ms var(--gw-ease), box-shadow 160ms var(--gw-ease);
}

.page-faq .faq-q:hover,
.page-faq .faq-q:focus-within {
  border-color: var(--gw-orange);
  box-shadow: var(--gw-shadow-sm);
}

.page-faq .faq-q[open] {
  border-color: var(--gw-brick-700);
}

.page-faq .faq-q > summary {
  position: relative;
  display: grid;
  grid-template-columns: var(--faq-badge) minmax(0, 1fr);
  gap: var(--faq-badge-gap);
  align-items: start;
  padding: 16px 14px 16px 12px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q > summary:focus-visible {
  outline: 2px solid var(--gw-orange);
  outline-offset: 2px;
}

.page-faq .faq-q__badge {
  padding-left: 9px;
  border-left: 3px solid var(--gw-brick-300);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gw-orange-deep);
  line-height: 1.5;
  transition: border-color 160ms var(--gw-ease);
}

.page-faq .faq-q[open] .faq-q__badge {
  border-left-color: var(--gw-orange);
}

.page-faq .faq-q__text {
  display: block;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.55;
}

.page-faq .faq-q__ans {
  padding: 0 16px 18px calc(var(--faq-badge) + var(--faq-badge-gap) + 12px);
  border-top: 1px dashed var(--gw-brick-300);
  margin-top: 2px;
}

.page-faq .faq-q__ans p {
  margin: 14px 0 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--gw-ink);
}

.page-faq .faq-q__ans a {
  color: var(--gw-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 160ms var(--gw-ease);
}

.page-faq .faq-q__ans a:hover,
.page-faq .faq-q__ans a:focus-visible {
  color: var(--gw-orange);
}

/* ---------- 中段图形分隔 ---------- */
.page-faq .faq-midfig {
  margin: 0 0 42px;
  border: 2px solid var(--gw-brick-700);
  background: var(--gw-brick-900);
}

.page-faq .faq-midfig .gw-figure__cap {
  padding: 10px 14px;
  color: var(--gw-paper);
  background: var(--gw-brick-900);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ---------- 流末尾提示 ---------- */
.page-faq .faq-stream__tail {
  margin: 20px 0 0;
}

.page-faq .faq-stream__tail a {
  color: var(--gw-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 速查表 ---------- */
.page-faq .faq-cheat {
  padding-top: 40px;
}

.page-faq .faq-cheat__panel {
  border: 2px solid var(--gw-ink);
  border-top: 8px solid var(--gw-orange);
  background: var(--gw-surface);
  box-shadow: var(--gw-shadow);
  padding: 24px 18px 20px;
}

.page-faq .faq-cheat__title {
  margin: 10px 0 20px;
  font-size: clamp(21px, 5vw, 32px);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-faq .faq-cheat__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 440px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table thead th {
  padding: 0 10px 10px;
  border-bottom: 2px solid var(--gw-ink);
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gw-brick-700);
}

.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--gw-brick-300);
  text-align: left;
  vertical-align: top;
  line-height: 1.55;
}

.page-faq .faq-table tbody th {
  font-weight: 500;
  color: var(--gw-ink);
  white-space: nowrap;
}

.page-faq .faq-table tbody td {
  color: var(--gw-brick-700);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .faq-table tbody tr:hover th,
.page-faq .faq-table tbody tr:hover td {
  background: var(--gw-orange-soft);
}

.page-faq .faq-cheat__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--gw-brick-300);
  font-size: 14px;
  line-height: 1.7;
  color: var(--gw-brick-700);
}

.page-faq .faq-cheat__foot a {
  color: var(--gw-orange-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-cheat__panel {
    padding: 30px 28px 26px;
  }

  .page-faq .faq-q > summary {
    padding: 18px 18px 18px 16px;
  }

  .page-faq .faq-q__ans {
    padding-right: 22px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
    align-items: center;
    margin-top: 34px;
  }

  .page-faq .faq-hero__fig {
    margin-top: 34px;
  }

  .page-faq .faq-main__inner {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 56px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--gw-header-h) + 24px);
  }

  .page-faq .faq-index__list {
    display: grid;
    gap: 3px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    grid-template-columns: 30px minmax(0, 1fr);
    align-items: start;
    white-space: normal;
    padding: 9px 10px;
    border: 0;
    border-left: 3px solid transparent;
    background: transparent;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--gw-orange);
    border-bottom-color: transparent;
  }

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

  .page-faq .faq-group__head {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 20px;
  }

  .page-faq .faq-q__text {
    font-size: 17px;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1280px) {
  .page-faq .faq-cheat__panel {
    padding: 36px 40px 30px;
  }

  .page-faq .faq-table {
    font-size: 15px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-q,
  .page-faq .faq-q__badge,
  .page-faq .faq-index__link,
  .page-faq .faq-q__ans a {
    transition: none;
  }
}