.page-disclaimer {
  --doc-rule: rgba(14, 42, 74, .1);
  --doc-ink-soft: #33424F;
  background:
    radial-gradient(1100px 480px at 88% -10%, rgba(55, 215, 196, .14), transparent 62%),
    radial-gradient(880px 420px at 2% 2%, rgba(201, 162, 39, .10), transparent 58%),
    var(--ice);
  padding-bottom: 64px;
}

.page-disclaimer .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .04em;
}

/* ---------- 页头 ---------- */
.page-disclaimer .doc-mast {
  padding: 38px 0 0;
}

.page-disclaimer .doc-mast .eyebrow {
  display: block;
  margin-top: 22px;
}

.page-disclaimer .doc-mast__title {
  margin: 16px 0 0;
  max-width: 19ch;
  font-size: clamp(29px, 6vw, 52px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--ice-deep);
}

.page-disclaimer .doc-mast__lede {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--doc-ink-soft);
}

.page-disclaimer .doc-mast__meta {
  list-style: none;
  margin: 30px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--gold-line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
}

.page-disclaimer .doc-mast__meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-disclaimer .doc-mast__meta .num {
  font-size: 16px;
  font-weight: 700;
  color: var(--gold);
}

/* ---------- 顶部抽象图 ---------- */
.page-disclaimer .doc-visual {
  padding-top: 30px;
}

.page-disclaimer .doc-hero {
  position: relative;
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--gold-line);
  background: var(--night);
  box-shadow: var(--shadow-panel);
}

.page-disclaimer .doc-hero img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1200 / 480;
  object-fit: cover;
}

.page-disclaimer .doc-hero__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(118deg, rgba(55, 215, 196, .18), transparent 44%, rgba(201, 162, 39, .22));
}

/* ---------- 双栏骨架 ---------- */
.page-disclaimer .doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  padding-top: 38px;
}

/* ---------- 条款目录 ---------- */
.page-disclaimer .doc-toc {
  min-width: 0;
  border-top: 2px solid var(--gold-line);
  padding-top: 14px;
}

.page-disclaimer .doc-toc__title {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--ice-deep);
}

.page-disclaimer .doc-toc__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 16px;
}

.page-disclaimer .doc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ice-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .22s ease, color .22s ease;
}

.page-disclaimer .doc-toc__list a .num {
  flex: none;
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
}

.page-disclaimer .doc-toc__list a:hover,
.page-disclaimer .doc-toc__list a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold-line);
}

.page-disclaimer .doc-toc__note {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--aurora);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 条款正文 ---------- */
.page-disclaimer .doc-body {
  min-width: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .clause {
  scroll-margin-top: 92px;
  padding: 26px 22px 28px;
  border: 1px solid rgba(14, 42, 74, .07);
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, .62);
}

.page-disclaimer .clause--alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(225, 235, 247, .68));
  border-color: rgba(201, 162, 39, .3);
  box-shadow: 0 16px 38px -34px rgba(14, 42, 74, .7);
}

.page-disclaimer .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 13px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--gold-line);
}

.page-disclaimer .clause__no {
  flex: none;
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--night);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
}

.page-disclaimer .clause__title {
  margin: 0;
  font-size: clamp(20px, 3.2vw, 26px);
  font-weight: 800;
  line-height: 1.36;
  letter-spacing: -.01em;
  color: var(--ice-deep);
}

.page-disclaimer .clause__body p {
  margin: 0 0 15px;
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink);
}

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

.page-disclaimer .clause__body a {
  color: var(--ice-deep);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--electric);
  padding-bottom: 1px;
  transition: color .2s ease, border-color .2s ease;
}

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

.page-disclaimer .clause__list {
  list-style: none;
  margin: 4px 0 15px;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 68ch;
}

.page-disclaimer .clause__list li {
  position: relative;
  padding-left: 21px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-disclaimer .clause__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .78em;
  width: 9px;
  height: 1px;
  background: var(--gold);
}

.page-disclaimer .clause__list--warn li::before {
  width: 11px;
  background: var(--aurora);
}

/* 深色说明面板 */
.page-disclaimer .clause__panel {
  margin: 6px 0 18px;
  padding: 18px 20px 20px;
  border-radius: var(--radius-s);
  background: var(--night);
  border: 1px solid rgba(201, 162, 39, .32);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06);
}

.page-disclaimer .clause__panel-title {
  margin: 0 0 13px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gold-light);
}

.page-disclaimer .clause__panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .clause__panel li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.76;
  color: #DCE5F0;
}

.page-disclaimer .clause__panel li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .74em;
  width: 9px;
  height: 1px;
  background: var(--aurora);
}

/* ---------- 联系条目 ---------- */
.page-disclaimer .clause__contacts {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-disclaimer .clause__contacts li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  border: 1px solid var(--gold-line);
  background: rgba(255, 255, 255, .78);
}

.page-disclaimer .clause__clabel {
  flex: none;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--mist);
}

.page-disclaimer .clause__cval {
  flex: 1 1 180px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ice-deep);
  word-break: break-all;
}

/* ---------- 页尾：版本记录与回到顶部 ---------- */
.page-disclaimer .doc-tail {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--gold-line);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-start;
  justify-content: space-between;
}

.page-disclaimer .ver-history {
  flex: 1 1 300px;
  min-width: 0;
  border: 1px solid rgba(14, 42, 74, .12);
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, .72);
}

.page-disclaimer .ver-history summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--ice-deep);
}

.page-disclaimer .ver-history summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .ver-history summary::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  margin-top: -3px;
  border-right: 1.5px solid var(--gold);
  border-bottom: 1.5px solid var(--gold);
  transform: rotate(-45deg);
  transition: transform .25s ease;
}

.page-disclaimer .ver-history[open] summary::before {
  transform: rotate(45deg);
  margin-top: -1px;
}

.page-disclaimer .ver-history__list {
  list-style: none;
  margin: 0;
  padding: 2px 16px 16px;
  display: grid;
  gap: 11px;
}

.page-disclaimer .ver-history__list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--doc-ink-soft);
}

.page-disclaimer .ver-history__list .num {
  flex: none;
  min-width: 34px;
  font-size: 12px;
  font-weight: 700;
  color: var(--violet);
  border: 1px solid rgba(123, 108, 246, .32);
  border-radius: 4px;
  text-align: center;
  padding: 1px 4px;
}

.page-disclaimer .to-top {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 11px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #241B02;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 12px 26px -18px rgba(201, 162, 39, .95);
  transition: transform .25s ease, box-shadow .25s ease;
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 18px 32px -16px rgba(201, 162, 39, .95);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .doc-mast {
    padding-top: 48px;
  }

  .page-disclaimer .clause {
    padding: 30px 30px 32px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer {
    padding-bottom: 88px;
  }

  .page-disclaimer .doc-layout {
    grid-template-columns: 214px minmax(0, 1fr);
    gap: 58px;
    padding-top: 48px;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: 86px;
    border-top: 0;
    border-left: 2px solid var(--gold-line);
    padding: 2px 0 2px 18px;
  }

  .page-disclaimer .doc-toc__list {
    grid-template-columns: minmax(0, 1fr);
    margin-top: 14px;
  }

  .page-disclaimer .doc-toc__note {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--doc-rule);
    padding-top: 12px;
  }

  .page-disclaimer .doc-body {
    max-width: 760px;
  }

  .page-disclaimer .clause__body p,
  .page-disclaimer .clause__list {
    max-width: 64ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .doc-toc__list a,
  .page-disclaimer .clause__body a,
  .page-disclaimer .ver-history summary::before,
  .page-disclaimer .to-top {
    transition: none;
  }

  .page-disclaimer .to-top:hover,
  .page-disclaimer .to-top:focus-visible {
    transform: none;
  }
}