.page-privacy {
  --pp-rule: 3px solid var(--dk-graphite);
  background: var(--dk-cream);
  color: var(--dk-coal);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-privacy .dk-breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  padding: clamp(18px, 3.5vw, 34px) 0 clamp(22px, 4vw, 38px);
  border-bottom: var(--pp-rule);
}

.page-privacy .pp-hero__title {
  font-size: clamp(32px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  max-width: 13em;
}

.page-privacy .pp-hero__lede {
  margin: clamp(16px, 2.5vw, 22px) 0 0;
  max-width: 40em;
}

/* ---------- 数据流向 ---------- */
.page-privacy .pp-flow {
  margin: clamp(24px, 4vw, 40px) 0 clamp(20px, 3vw, 32px);
  background: var(--dk-coal);
  border: var(--pp-rule);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow);
  padding: clamp(14px, 3vw, 28px);
  overflow: hidden;
}

.page-privacy .pp-flow__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .pp-flow figcaption {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--dk-cream);
}

/* ---------- 四张要点卡 ---------- */
.page-privacy .pp-cards {
  list-style: none;
  margin: 0 0 clamp(28px, 5vw, 52px);
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-privacy .pp-card {
  position: relative;
  border: var(--pp-rule);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow-sm);
  background: var(--dk-cream);
  padding: 16px 18px 18px;
  transition: box-shadow 0.18s ease;
}

.page-privacy .pp-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 8px;
  border-radius: calc(var(--dk-radius) - 4px) calc(var(--dk-radius) - 4px) 0 0;
  background: var(--dk-orange);
}

.page-privacy .pp-card--b::before { background: var(--dk-violet); }
.page-privacy .pp-card--c::before { background: var(--dk-cyan); }
.page-privacy .pp-card--d::before { background: var(--dk-yellow); }

.page-privacy .pp-card__cap {
  margin: 10px 0 6px;
  font-family: var(--dk-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--dk-graphite);
  opacity: 0.75;
}

.page-privacy .pp-card__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.page-privacy .pp-card__body {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pp-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-privacy .pp-toc {
  border: var(--pp-rule);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow-sm);
  background: var(--dk-sand);
  padding: 14px 16px 16px;
}

.page-privacy .pp-toc__head {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--dk-graphite);
}

.page-privacy .pp-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}

.page-privacy .pp-toc a {
  display: block;
  position: relative;
  padding: 5px 10px 5px 13px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--dk-coal);
  text-decoration: none;
  border-radius: 8px;
}

.page-privacy .pp-toc a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 0;
  background: var(--dk-orange);
  transform: translateY(-50%);
  transition: height 0.18s ease;
}

.page-privacy .pp-toc a:hover,
.page-privacy .pp-toc a:focus-visible {
  background: var(--dk-cream);
  outline: none;
}

.page-privacy .pp-toc a:hover::before,
.page-privacy .pp-toc a:focus-visible::before {
  height: 62%;
}

/* ---------- 正文 ---------- */
.page-privacy .pp-article {
  min-width: 0;
  max-width: 44em;
}

.page-privacy .pp-figure {
  margin: 0 0 clamp(22px, 4vw, 36px);
  border: var(--pp-rule);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow-sm);
  overflow: hidden;
  background: var(--dk-coal);
}

.page-privacy .pp-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-privacy .pp-section {
  padding: clamp(22px, 3.4vw, 34px) 0;
  border-top: var(--pp-rule);
  scroll-margin-top: 88px;
}

.page-privacy .pp-section:target {
  background: var(--dk-sand);
  border-radius: var(--dk-radius);
  box-shadow: inset 6px 0 0 var(--dk-orange);
  padding-left: clamp(14px, 2.4vw, 22px);
  padding-right: clamp(14px, 2.4vw, 22px);
}

.page-privacy .pp-section h2,
.page-privacy .pp-outro h2 {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 14px;
  font-size: clamp(21px, 3vw, 29px);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.page-privacy .pp-sec-no {
  flex: none;
  font-family: var(--dk-font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--dk-coal);
  background: var(--dk-yellow);
  border: 2px solid var(--dk-graphite);
  border-radius: 999px;
  padding: 1px 9px;
}

.page-privacy .pp-section p {
  margin: 0 0 14px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
}

.page-privacy .pp-section p:last-child {
  margin-bottom: 0;
}

.page-privacy .pp-section strong {
  font-weight: 700;
  color: var(--dk-teal);
}

.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 28px;
  margin: 0 0 13px;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.72em;
  width: 9px;
  height: 9px;
  background: var(--dk-cyan);
  border: 2px solid var(--dk-graphite);
  border-radius: 50%;
}

.page-privacy .pp-slab {
  background: var(--dk-sand);
  border-left: 7px solid var(--dk-orange);
  border-radius: 0 var(--dk-radius) var(--dk-radius) 0;
  padding: 14px 18px;
  margin: 0 0 8px;
}

.page-privacy .pp-slab p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 收尾 ---------- */
.page-privacy .pp-outro {
  margin-top: clamp(22px, 3.4vw, 34px);
  padding: clamp(20px, 3vw, 30px) clamp(18px, 3vw, 28px);
  border: var(--pp-rule);
  border-radius: var(--dk-radius);
  box-shadow: var(--dk-shadow);
  background: var(--dk-teal);
  color: var(--dk-cream);
}

.page-privacy .pp-outro h2 {
  font-size: clamp(20px, 2.6vw, 26px);
}

.page-privacy .pp-outro p {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--dk-cream);
}

.page-privacy .pp-outro strong {
  color: var(--dk-yellow);
  font-weight: 700;
}

.page-privacy .pp-outro__links {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-privacy .pp-outro__links a {
  color: var(--dk-cream);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 3px solid var(--dk-orange);
  padding-bottom: 2px;
}

.page-privacy .pp-outro__links a:hover,
.page-privacy .pp-outro__links a:focus-visible {
  color: var(--dk-yellow);
  border-bottom-color: var(--dk-yellow);
  outline: none;
}

.page-privacy .pp-outro__mail {
  margin: 0;
  font-size: 15px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pp-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .pp-toc a {
    font-size: 15px;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-body {
    grid-template-columns: 226px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 52px);
  }

  .page-privacy .pp-toc {
    position: sticky;
    top: 96px;
  }

  .page-privacy .pp-toc ol {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 1px;
  }

  .page-privacy .pp-toc a {
    padding: 7px 10px 7px 14px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pp-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-privacy .pp-card:nth-child(2) {
    transform: translateY(20px);
  }

  .page-privacy .pp-card:nth-child(4) {
    transform: translateY(20px);
  }

  .page-privacy .pp-cards {
    padding-bottom: 20px;
  }

  .page-privacy .pp-card:hover {
    box-shadow: var(--dk-shadow);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-card,
  .page-privacy .pp-toc a::before {
    transition: none;
  }

  .page-privacy .pp-card:nth-child(2),
  .page-privacy .pp-card:nth-child(4) {
    transform: none;
  }
}
<<<END>>>