.page-disclaimer {
  --pa-gap: 34px;
  --pa-hair: rgba(184, 135, 58, 0.45);
  --pa-hair-soft: rgba(51, 65, 92, 0.9);
  background: var(--ink);
  color: var(--paper);
}

.page-disclaimer .mono,
.page-disclaimer .pa-block__no,
.page-disclaimer .pa-index__no,
.page-disclaimer .pa-track__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 头部横幅 ---------- */
.page-disclaimer .pa-banner {
  position: relative;
  padding: 96px 0 56px;
  background:
    linear-gradient(180deg, rgba(8, 11, 18, 0.92) 0%, rgba(14, 23, 48, 0.96) 42%, var(--ink) 100%),
    var(--ink);
}

.page-disclaimer .pa-banner::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pa-hair) 18%, var(--pa-hair) 82%, transparent);
}

.page-disclaimer .pa-crumbs {
  margin-bottom: 34px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .breadcrumbs__link:hover,
.page-disclaimer .breadcrumbs__link:focus-visible {
  color: var(--ice);
  border-bottom-color: var(--ice);
}

.page-disclaimer .pa-banner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-disclaimer .pa-banner__head {
  max-width: 640px;
}

.page-disclaimer .pa-banner__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .pa-banner__lede {
  margin-top: 20px;
  color: var(--text-soft);
  max-width: 36em;
}

.page-disclaimer .pa-banner__quick {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-disclaimer .pa-banner__media {
  margin: 0;
}

/* ---------- 主体 ---------- */
.page-disclaimer .pa-body {
  padding: 52px 0 96px;
}

.page-disclaimer .pa-track {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-disclaimer .pa-track__num {
  color: var(--copper-lit);
  font-size: 14px;
  letter-spacing: 0.06em;
}

.page-disclaimer .pa-track__rule {
  flex: 1 1 60px;
  min-width: 40px;
  height: 1px;
  background: var(--pa-hair-soft);
}

.page-disclaimer .pa-index {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  border-top: 1px solid var(--pa-hair-soft);
  border-bottom: 1px solid var(--pa-hair-soft);
}

.page-disclaimer .pa-index__item {
  padding: 0;
}

.page-disclaimer .pa-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 0;
  font-size: 14px;
  color: var(--text-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .pa-index__link:hover,
.page-disclaimer .pa-index__link:focus-visible {
  color: var(--copper-lit);
}

.page-disclaimer .pa-index__no {
  font-size: 12px;
  color: var(--copper);
  letter-spacing: 0.14em;
}

.page-disclaimer .pa-blocks {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: var(--pa-gap);
}

.page-disclaimer .pa-block {
  position: relative;
  padding-top: 26px;
  border-top: 1px solid var(--pa-hair);
}

.page-disclaimer .pa-block__head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.page-disclaimer .pa-block__no {
  font-size: 26px;
  font-weight: 500;
  color: var(--copper);
  letter-spacing: 0.04em;
  line-height: 1;
}

.page-disclaimer .pa-block__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-disclaimer .pa-block__body {
  margin-top: 16px;
  max-width: 38em;
}

.page-disclaimer .pa-block__body p {
  margin: 0 0 14px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-disclaimer .pa-block__body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .pa-block__body .mono {
  color: var(--copper-lit);
  font-size: 0.95em;
  white-space: nowrap;
}

.page-disclaimer .pa-block__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 折展 ---------- */
.page-disclaimer .pa-fold {
  margin-top: 20px;
  max-width: 44em;
  border-left: 2px solid var(--pa-hair);
  background: rgba(27, 42, 74, 0.42);
}

.page-disclaimer .pa-fold__summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 18px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--ice);
  transition: color var(--dur) var(--ease);
}

.page-disclaimer .pa-fold__summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .pa-fold__summary::before {
  content: "+";
  display: inline-block;
  width: 16px;
  font-family: var(--font-mono);
  color: var(--copper-lit);
}

.page-disclaimer .pa-fold[open] .pa-fold__summary::before {
  content: "–";
}

.page-disclaimer .pa-fold__summary:hover,
.page-disclaimer .pa-fold__summary:focus-visible {
  color: var(--paper);
}

.page-disclaimer .pa-fold__body {
  padding: 0 18px 16px 34px;
}

.page-disclaimer .pa-fold__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-disclaimer .pa-fold__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 收束刻度线 ---------- */
.page-disclaimer .pa-footline {
  margin-top: 64px;
}

.page-disclaimer .pa-footline .scale-rule {
  display: block;
  height: 12px;
  border-top: 1px solid var(--pa-hair);
  background-image: repeating-linear-gradient(
    90deg,
    var(--pa-hair) 0,
    var(--pa-hair) 1px,
    transparent 1px,
    transparent 24px
  );
}

.page-disclaimer .pa-footline__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 24px;
}

.page-disclaimer .pa-footline__note {
  margin: 0;
  max-width: 40em;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-disclaimer .pa-footline__top {
  flex: 0 0 auto;
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .pa-banner {
    padding: 112px 0 64px;
  }

  .page-disclaimer .pa-banner__title {
    font-size: 44px;
  }

  .page-disclaimer .pa-block__title {
    font-size: 26px;
  }

  .page-disclaimer .pa-block__no {
    font-size: 32px;
  }

  .page-disclaimer .pa-index {
    gap: 10px 28px;
  }
}

/* ---------- 桌面：非对称栅格 ---------- */
@media (min-width: 1024px) {
  .page-disclaimer .pa-banner {
    padding: 132px 0 72px;
  }

  .page-disclaimer .pa-banner__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: end;
    gap: 56px;
  }

  .page-disclaimer .pa-banner__head {
    max-width: none;
  }

  .page-disclaimer .pa-banner__title {
    font-size: 56px;
    max-width: 14em;
  }

  .page-disclaimer .pa-banner__media {
    transform: translateY(18px);
  }

  .page-disclaimer .pa-track {
    gap: 18px;
  }

  .page-disclaimer .pa-index {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
  }

  .page-disclaimer .pa-index__item {
    border-left: 1px solid var(--pa-hair-soft);
  }

  .page-disclaimer .pa-index__item:first-child {
    border-left: 0;
  }

  .page-disclaimer .pa-index__link {
    display: flex;
    align-items: baseline;
    gap: 10px;
    width: 100%;
    padding: 16px 16px 16px 18px;
  }

  .page-disclaimer .pa-index__link:hover {
    background: rgba(27, 42, 74, 0.6);
  }

  .page-disclaimer .pa-blocks {
    gap: 52px;
  }

  .page-disclaimer .pa-block {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 8fr);
    gap: 24px 56px;
    padding-top: 32px;
  }

  .page-disclaimer .pa-block__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    margin: 0;
  }

  .page-disclaimer .pa-block__title {
    font-size: 28px;
  }

  .page-disclaimer .pa-block__body {
    margin-top: 0;
  }

  .page-disclaimer .pa-fold {
    grid-column: 2;
    margin-top: 22px;
  }

  .page-disclaimer .pa-block__actions {
    grid-column: 2;
  }

  .page-disclaimer .pa-banner__media img {
    aspect-ratio: 16 / 5;
    object-fit: cover;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1280px) {
  .page-disclaimer .pa-banner__title {
    font-size: 64px;
  }
}

/* ---------- 动效收敛 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer * {
    transition-duration: 0.01ms !important;
  }

  .page-disclaimer .pa-banner__media {
    transform: none;
  }
}