.page-privacy {
  --pv-measure: 44em;
  --pv-rail: 252px;
  --pv-rule: 1px solid var(--c-line);
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(26px, 5vw, 56px) clamp(38px, 6vw, 72px);
  border-bottom: var(--pv-rule);
  background:
    radial-gradient(120% 110% at 82% -10%, rgba(53, 242, 208, 0.12) 0%, transparent 58%),
    linear-gradient(180deg, var(--c-void) 0%, var(--c-coal) 100%);
}

.page-privacy .pv-hero__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
}

.page-privacy .pv-hero__copy .crumbs {
  margin-bottom: 18px;
}

.page-privacy .pv-hero__title {
  margin: 10px 0 18px;
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.25rem);
  line-height: 1.26;
  letter-spacing: 0.04em;
  color: var(--c-paper);
  text-wrap: balance;
}

.page-privacy .pv-hero__copy .lede {
  margin: 0;
  color: var(--c-grey);
  max-width: 52ch;
}

.page-privacy .pv-hero__note {
  margin: 22px 0 0;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-peach);
}

.page-privacy .pv-hero__art {
  margin: 0;
  border: var(--pv-rule);
  background: var(--c-turf);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.42);
}

.page-privacy .pv-hero__art img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.06);
}

.page-privacy .pv-hero__art .figure-caption {
  padding: 12px 14px;
  border-top: var(--pv-rule);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--c-grey);
}

.page-privacy .pv-ticks {
  display: block;
  width: 100%;
  height: 22px;
  color: var(--c-line);
}

/* ---------- 主体 */

.page-privacy .pv-body {
  background:
    linear-gradient(180deg, rgba(23, 48, 41, 0.55) 0%, transparent 46%),
    var(--c-void);
}

.page-privacy .pv-layout {
  display: grid;
  gap: clamp(28px, 4vw, 40px);
}

.page-privacy .pv-toc {
  border-top: var(--pv-rule);
  padding-top: 16px;
}

.page-privacy .pv-toc__title {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--c-grey);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--c-line) transparent;
}

.page-privacy .pv-toc__list > li {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 2px solid transparent;
  color: var(--c-grey);
  font-size: 13px;
  line-height: 1.5;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .pv-toc__link .numeric {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-line);
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
  background: rgba(53, 242, 208, 0.07);
  outline: none;
}

.page-privacy .pv-toc__link:hover .numeric,
.page-privacy .pv-toc__link:focus-visible .numeric {
  color: var(--c-cyan);
}

.page-privacy .pv-content {
  position: relative;
  max-width: var(--pv-measure);
}

.page-privacy .pv-chapter {
  padding-bottom: clamp(26px, 4vw, 40px);
  margin-bottom: clamp(26px, 4vw, 40px);
  border-bottom: var(--pv-rule);
  scroll-margin-top: 96px;
}

.page-privacy .pv-chapter:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-privacy .pv-chapter__title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 16px;
  font-family: var(--f-sans);
  font-size: clamp(1.1rem, 2.6vw, 1.4rem);
  font-weight: 800;
  letter-spacing: 0.09em;
  line-height: 1.4;
  color: var(--c-paper);
}

.page-privacy .pv-chapter__num {
  flex: 0 0 auto;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
}

.page-privacy .pv-chapter p {
  margin: 0 0 14px;
  color: var(--c-grey);
  line-height: 1.85;
}

.page-privacy .pv-chapter p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  color: var(--c-grey);
  line-height: 1.85;
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 9px;
  height: 2px;
  background: var(--c-cyan);
}

.page-privacy .pv-label {
  color: var(--c-paper);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-privacy .pv-inline-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.4);
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-privacy .pv-inline-link:hover,
.page-privacy .pv-inline-link:focus-visible {
  border-bottom-color: var(--c-cyan);
  outline: none;
}

/* ---------- 页尾联系带 ---------- */

.page-privacy .pv-foot {
  border-top: var(--pv-rule);
  background:
    linear-gradient(180deg, rgba(23, 48, 41, 0.72) 0%, var(--c-coal) 100%);
  padding-block: clamp(28px, 5vw, 52px);
}

.page-privacy .pv-foot__inner {
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-privacy .pv-foot__mail {
  margin: 10px 0 8px;
  font-family: var(--f-mono);
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  letter-spacing: 0.02em;
  color: var(--c-paper);
}

.page-privacy .pv-foot__mail a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-privacy .pv-foot__mail a:hover,
.page-privacy .pv-foot__mail a:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
  outline: none;
}

.page-privacy .pv-foot__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--c-grey);
  max-width: 44ch;
}

.page-privacy .pv-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 窄屏之上的布局 ---------- */

@media (min-width: 760px) {
  .page-privacy .pv-hero__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-privacy .pv-foot__inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .page-privacy .pv-foot__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-layout {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
    align-items: start;
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 28px;
  }

  .page-privacy .pv-toc__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pv-toc__list > li {
    margin-bottom: 2px;
  }

  .page-privacy .pv-toc__link {
    border-bottom: 0;
    border-left: 2px solid transparent;
    white-space: normal;
    font-size: 14px;
    padding: 9px 12px 9px 14px;
    line-height: 1.55;
  }

  .page-privacy .pv-toc__link:hover,
  .page-privacy .pv-toc__link:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--c-cyan);
  }

  .page-privacy .pv-content::before {
    content: "";
    position: absolute;
    left: -30px;
    top: 4px;
    bottom: 4px;
    width: 1px;
    background-image: repeating-linear-gradient(180deg, var(--c-line) 0 6px, transparent 6px 14px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-toc__link .numeric,
  .page-privacy .pv-inline-link,
  .page-privacy .pv-foot__mail a {
    transition: none;
  }
}
<<<END>>>