.page-disclaimer {
  --dc-rail: 96px;
  --dc-narrow: 62ch;
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
}

/* 首屏 */
.page-disclaimer .dc-hero {
  background: var(--ink);
  border-bottom: 2px solid var(--rule);
  padding: 24px 0 56px;
}

.page-disclaimer .dc-hero-inner {
  display: block;
}

.page-disclaimer .dc-hero .breadcrumb {
  margin-bottom: 40px;
}

.page-disclaimer .dc-hero .eyebrow {
  color: var(--muted);
  display: block;
  margin-bottom: 20px;
}

.page-disclaimer .dc-hero h1 {
  max-width: 22ch;
  margin: 0 0 24px;
  color: var(--paper);
}

.page-disclaimer .dc-hero .lead {
  max-width: 60ch;
  color: var(--muted);
}

/* 顶部刻度索引 */
.page-disclaimer .dc-scale {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  background: var(--rule);
  border: 2px solid var(--rule);
  margin-top: 48px;
}

.page-disclaimer .dc-scale-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 16px 18px;
  background: var(--ink-2);
  text-decoration: none;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-disclaimer .dc-scale-item:hover,
.page-disclaimer .dc-scale-item:focus-visible {
  background: var(--teal);
  box-shadow: inset 0 0 0 2px var(--lime);
  outline: none;
}

.page-disclaimer .dc-scale-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--lime);
}

.page-disclaimer .dc-scale-label {
  font-size: 14px;
  line-height: 1.4;
  color: var(--paper);
}

/* 主题视觉 */
.page-disclaimer .dc-visual {
  margin: 0;
  border: 2px solid var(--rule);
  border-top: none;
  background: var(--ink-2);
  box-shadow: var(--shadow-sm);
}

.page-disclaimer .dc-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 条款主体 */
.page-disclaimer .dc-body {
  background: var(--ink);
  padding: 64px 0 96px;
}

.page-disclaimer .dc-clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  padding: 48px 0;
  border-bottom: 1px solid var(--rule-soft);
  scroll-margin-top: 96px;
}

.page-disclaimer .dc-clause:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-disclaimer .dc-clause-rail {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-disclaimer .dc-clause-num {
  font-family: var(--font-mono);
  font-size: 32px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--lime);
}

.page-disclaimer .dc-clause-main h2 {
  margin: 0 0 20px;
  color: var(--paper);
  max-width: 28ch;
}

.page-disclaimer .dc-clause-main .prose {
  max-width: var(--dc-narrow);
  color: var(--muted);
  margin: 0 0 18px;
}

.page-disclaimer .dc-clause-main .prose:last-child {
  margin-bottom: 0;
}

.page-disclaimer .dc-clause-main .prose a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--lime-deep);
}

.page-disclaimer .dc-clause-main .prose a:hover,
.page-disclaimer .dc-clause-main .prose a:focus-visible {
  border-bottom-width: 2px;
  outline: none;
}

/* 引用示例代码块 */
.page-disclaimer .dc-quote {
  margin: 28px 0 0;
  max-width: var(--dc-narrow);
  border: 2px solid var(--rule);
  background: var(--ink-2);
  box-shadow: var(--shadow-sm);
}

.page-disclaimer .dc-quote-label {
  padding: 12px 20px;
  border-bottom: 2px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--orange);
}

.page-disclaimer .dc-quote-body {
  margin: 0;
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--paper);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.page-disclaimer .dc-quote-body code {
  font-family: inherit;
  color: inherit;
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-disclaimer .dc-scale {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .dc-hero {
    padding-bottom: 72px;
  }

  .page-disclaimer .dc-body {
    padding: 80px 0 120px;
  }

  .page-disclaimer .dc-clause {
    gap: 24px;
    padding: 64px 0;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .dc-scale {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-disclaimer .dc-hero {
    padding: 32px 0 88px;
  }

  .page-disclaimer .dc-clause {
    grid-template-columns: var(--dc-rail) minmax(0, 1fr);
    gap: 48px;
    padding: 80px 0;
  }

  .page-disclaimer .dc-clause-rail {
    position: sticky;
    top: 120px;
    align-self: start;
    justify-content: flex-start;
    border-top: 2px solid var(--rule);
    padding-top: 16px;
  }

  .page-disclaimer .dc-clause-num {
    font-size: 40px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-scale-item {
    transition: none;
  }
}