.page-disclaimer {
  --ds-measure: 66ch;
  background: var(--ky-ink);
  color: var(--ky-snow);
}

/* 顶部粘性条款版本条 */
.page-disclaimer .ds-topbar {
  position: sticky;
  top: var(--ky-mobile-h);
  z-index: 30;
  background: rgba(11, 17, 32, 0.96);
  border-bottom: 1px solid var(--ky-line);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.page-disclaimer .ds-topbar__inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.page-disclaimer .ds-topbar__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 10px;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ky-mist);
}

.page-disclaimer .ds-topbar__label {
  color: var(--ky-mist);
}

.page-disclaimer .ds-topbar__ver {
  color: var(--ky-cyan);
  font-size: 14px;
  font-weight: 700;
  padding: 2px 8px;
  border: 1px solid var(--ky-cyan-deep);
  border-radius: 2px;
}

.page-disclaimer .ds-topbar__slash {
  color: var(--ky-line);
}

.page-disclaimer .ds-topbar__batch {
  color: var(--ky-amber);
  font-weight: 700;
}

.page-disclaimer .ds-topbar__copy {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 4px 10px;
}

.page-disclaimer .ds-toc {
  display: flex;
  gap: 2px;
  width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  border-top: 1px solid var(--ky-line-soft);
  padding-top: 8px;
}

.page-disclaimer .ds-toc::-webkit-scrollbar {
  display: none;
}

.page-disclaimer .ds-toc__link {
  flex: 0 0 auto;
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ky-mist);
  text-decoration: none;
  padding: 5px 9px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .ds-toc__link:hover {
  color: var(--ky-snow);
}

.page-disclaimer .ds-toc__link[aria-current="true"] {
  color: var(--ky-cyan);
  border-bottom-color: var(--ky-cyan);
}

/* 首屏 */
.page-disclaimer .ds-hero {
  padding-top: 32px;
  padding-bottom: 8px;
}

.page-disclaimer .ds-hero__grid {
  display: grid;
  gap: 30px;
  margin-top: 22px;
}

.page-disclaimer .ds-hero__title {
  font-family: var(--ky-font-serif);
  font-weight: 900;
  font-size: clamp(29px, 6.8vw, 56px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  color: var(--ky-snow);
}

.page-disclaimer .ds-hero__lead {
  max-width: var(--ds-measure);
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ky-mist);
  margin: 0;
}

.page-disclaimer .ds-hero__figure {
  margin: 0;
  border: 2px solid var(--ky-line);
  background: var(--ky-ink-2);
}

/* 章节正文 */
.page-disclaimer .ds-body {
  padding-top: 8px;
  padding-bottom: 32px;
}

.page-disclaimer .ds-sec {
  display: grid;
  gap: 10px;
  padding: 34px 0;
  border-top: 1px solid var(--ky-line);
}

.page-disclaimer .ds-sec__no {
  font-family: var(--ky-font-mono);
  font-size: 24px;
  line-height: 1;
  letter-spacing: 0.12em;
  color: var(--ky-cyan);
}

.page-disclaimer .ds-sec__body {
  min-width: 0;
}

.page-disclaimer .ds-sec__title {
  font-family: var(--ky-font-serif);
  font-weight: 600;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.3;
  margin: 0 0 14px;
  color: var(--ky-snow);
}

.page-disclaimer .ds-sec__body p {
  margin: 0 0 14px;
  max-width: var(--ds-measure);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ky-fog);
}

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

.page-disclaimer .ds-sec__body strong {
  color: var(--ky-snow);
  font-weight: 600;
}

.page-disclaimer .ds-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  max-width: var(--ds-measure);
}

.page-disclaimer .ds-list:last-child {
  margin-bottom: 0;
}

.page-disclaimer .ds-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ky-fog);
}

.page-disclaimer .ds-list li:last-child {
  margin-bottom: 0;
}

.page-disclaimer .ds-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--ky-font-mono);
  color: var(--ky-cyan);
}

.page-disclaimer .ds-link {
  color: var(--ky-cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.18s ease;
}

.page-disclaimer .ds-link:hover {
  color: var(--ky-snow);
}

/* 核心限制：云白反白块 + 信号青左边线 */
.page-disclaimer .ds-emphasis {
  margin: 22px 0;
  padding: 24px 20px;
  max-width: var(--ds-measure);
  background: var(--ky-snow);
  color: var(--ky-ink);
  border-left: 8px solid var(--ky-cyan);
}

.page-disclaimer .ds-emphasis h3 {
  font-family: var(--ky-font-serif);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 14px;
  color: var(--ky-ink);
}

.page-disclaimer .ds-emphasis .ds-list {
  margin-bottom: 14px;
}

.page-disclaimer .ds-emphasis .ds-list li {
  color: var(--ky-ink-2);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-disclaimer .ds-emphasis .ds-list li::before {
  color: var(--ky-cyan-deep);
  font-weight: 700;
}

.page-disclaimer .ds-emphasis p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ky-ink-2);
}

/* 版本差异摘要 */
.page-disclaimer .ds-diff {
  margin: 20px 0;
  max-width: var(--ds-measure);
  border: 1px solid var(--ky-line);
  background: var(--ky-ink-2);
}

.page-disclaimer .ds-diff__row {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--ky-line);
}

.page-disclaimer .ds-diff__row:last-child {
  border-bottom: 0;
}

.page-disclaimer .ds-diff__key {
  font-family: var(--ky-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ky-amber);
}

.page-disclaimer .ds-diff__val {
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--ky-fog);
}

@media (min-width: 760px) {
  .page-disclaimer .ds-topbar__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .page-disclaimer .ds-toc {
    width: auto;
    min-width: 0;
    border-top: 0;
    padding-top: 0;
  }

  .page-disclaimer .ds-topbar__copy {
    margin-left: 0;
  }

  .page-disclaimer .ds-diff__row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .ds-topbar {
    top: var(--ky-header-h-sm);
  }

  .page-disclaimer .ds-hero {
    padding-top: 44px;
  }

  .page-disclaimer .ds-hero__grid {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: end;
    gap: 48px;
  }

  .page-disclaimer .ds-sec {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 0 28px;
    padding: 44px 0;
  }

  .page-disclaimer .ds-sec__no {
    font-size: 30px;
    padding-top: 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ds-toc__link,
  .page-disclaimer .ds-link {
    transition: none;
  }
}