.page-disclaimer {
  --dlg-ink: var(--yt-ink-900);
  --dlg-band: var(--yt-ink-700);
  --dlg-paper: var(--yt-paper-50);
  --dlg-body-dark: rgba(244, 241, 232, .82);
  --dlg-body-paper: #33413A;
  background: var(--yt-ink-900);
  color: var(--yt-paper-50);
}

/* ---------- 首屏 ---------- */
.dlg-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--yt-header-h) + 48px) 0 clamp(44px, 8vw, 80px);
  border-bottom: 1px solid var(--yt-line);
}
.dlg-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
  opacity: .38;
  filter: saturate(.8) contrast(1.06);
}
.dlg-hero__veil {
  position: absolute;
  inset: 0;
  background: linear-gradient(155deg, rgba(6, 35, 28, .78) 0%, rgba(6, 35, 28, .93) 58%, var(--yt-ink-900) 100%);
}
.dlg-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(46%, 420px);
  height: 2px;
  background: var(--yt-orange-500);
}
.dlg-hero__inner {
  position: relative;
  z-index: 1;
}
.dlg-hero__title {
  margin: 14px 0 20px;
  font-size: clamp(44px, 11vw, 88px);
  line-height: .98;
  letter-spacing: -.03em;
}
.dlg-hero__lead {
  max-width: 58ch;
  color: rgba(244, 241, 232, .86);
}

/* ---------- 章节速览条 ---------- */
.dlg-index {
  background: var(--dlg-band);
  border-bottom: 1px solid var(--yt-line);
}
.dlg-index__inner {
  display: flex;
  gap: 8px;
  padding-top: 14px;
  padding-bottom: 14px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.dlg-index__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--yt-steel-200);
  text-decoration: none;
  background: rgba(169, 195, 214, .07);
  clip-path: var(--yt-cut-sm);
  transition: color .2s ease, background-color .2s ease;
}
.dlg-index__num {
  font-size: 12px;
  color: var(--yt-orange-500);
}
.dlg-index__link:hover,
.dlg-index__link:focus-visible {
  color: var(--yt-paper-50);
  background: rgba(255, 90, 31, .18);
}

/* ---------- 条款区块 ---------- */
.dlg-clause {
  padding: clamp(44px, 7vw, 84px) 0;
  border-bottom: 1px solid var(--yt-line-soft);
}
.dlg-clause--ink {
  background: var(--dlg-ink);
}
.dlg-clause--paper {
  background: var(--dlg-paper);
  color: var(--yt-text-900);
  border-bottom-color: rgba(14, 21, 18, .14);
}
.dlg-clause__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}
.dlg-clause__num {
  width: 42px;
  margin: 0;
  padding-top: 8px;
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--yt-orange-500);
  border-top: 2px solid var(--yt-orange-500);
}
.dlg-clause__title {
  margin: 0 0 18px;
  font-family: var(--yt-font-head);
  font-size: clamp(24px, 3.6vw, 34px);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--yt-paper-50);
}
.dlg-clause--paper .dlg-clause__title {
  color: var(--yt-text-900);
}
.dlg-prose {
  color: var(--dlg-body-dark);
  font-size: 17px;
  line-height: 1.75;
}
.dlg-prose p {
  margin: 0 0 18px;
}
.dlg-prose p:last-child {
  margin-bottom: 0;
}
.dlg-clause--paper .dlg-prose {
  color: var(--dlg-body-paper);
}
.dlg-prose a {
  color: var(--yt-orange-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.dlg-clause--paper .dlg-prose a {
  color: #B8370A;
}
.dlg-prose a:hover,
.dlg-prose a:focus-visible {
  color: var(--yt-orange-500);
}

/* 三种引用情形 */
.dlg-use {
  margin: 0 0 26px;
  padding: 2px 0 2px 18px;
  border-left: 2px solid var(--yt-orange-500);
}
.dlg-use:last-of-type {
  margin-bottom: 0;
}
.dlg-use__title {
  margin: 0 0 8px;
  font-family: var(--yt-font-head);
  font-size: 19px;
  letter-spacing: .01em;
  color: var(--yt-paper-50);
}
.dlg-clause--paper .dlg-use__title {
  color: var(--yt-text-900);
}
.dlg-use p {
  margin: 0 0 10px;
}
.dlg-use p:last-child {
  margin-bottom: 0;
}
.dlg-cite {
  display: inline-block;
  margin: 4px 0 0;
  padding: 5px 12px;
  font-family: var(--yt-font-mono);
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--yt-ink-900);
  background: var(--yt-lime-400);
  clip-path: var(--yt-cut-sm);
}

/* 订阅使用要点 */
.dlg-notes {
  margin: 0;
  padding: 0;
  list-style: none;
}
.dlg-note {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-top: 1px solid var(--yt-line-soft);
}
.dlg-note:last-child {
  border-bottom: 1px solid var(--yt-line-soft);
}
.dlg-note__key {
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--yt-orange-500);
}
.dlg-note__val {
  display: block;
}

/* ---------- 结尾 ---------- */
.dlg-end {
  padding: clamp(44px, 7vw, 80px) 0;
  background: var(--dlg-band);
  border-top: 1px solid var(--yt-line);
}
.dlg-end__grid {
  display: grid;
  gap: 24px;
}
.dlg-end__title {
  margin: 0 0 12px;
  color: var(--yt-paper-50);
}
.dlg-end__text {
  margin: 0;
  max-width: 60ch;
  color: var(--dlg-body-dark);
  line-height: 1.75;
}
.dlg-end__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.dlg-end__paths {
  margin: 32px 0 0;
  padding-top: 20px;
  font-size: 14px;
  color: var(--yt-steel-200);
  border-top: 1px solid var(--yt-line-soft);
}
.dlg-end__paths a {
  color: var(--yt-steel-200);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.dlg-end__paths a:hover,
.dlg-end__paths a:focus-visible {
  color: var(--yt-orange-300);
}
.dlg-top {
  margin: 18px 0 0;
  font-size: 14px;
}
.dlg-top a {
  color: var(--yt-orange-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 76, .45);
}
.dlg-top a:hover,
.dlg-top a:focus-visible {
  color: var(--yt-orange-500);
}

/* ---------- 焦点可见性 ---------- */
.page-disclaimer a:focus-visible {
  outline: 2px solid var(--yt-orange-500);
  outline-offset: 2px;
}

/* ---------- 平板及桌面 ---------- */
@media (min-width: 900px) {
  .dlg-hero {
    padding-top: calc(var(--yt-header-h) + 72px);
  }
  .dlg-clause__grid {
    grid-template-columns: 104px minmax(0, 68ch) minmax(0, 1fr);
    gap: 0 40px;
  }
  .dlg-clause__num {
    align-self: stretch;
    padding-right: 20px;
    border-right: 1px solid var(--yt-line-soft);
  }
  .dlg-clause--paper .dlg-clause__num {
    border-right-color: rgba(14, 21, 18, .16);
  }
  .dlg-clause__body {
    grid-column: 2 / 3;
  }
  .dlg-end__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: center;
  }
  .dlg-end__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1180px) {
  .dlg-clause__grid {
    grid-template-columns: 120px minmax(0, 70ch) minmax(0, 1fr);
    gap: 0 48px;
  }
  .dlg-index__inner {
    gap: 12px;
  }
}
<<<END>>>