.page-privacy {
  --pv-measure: 34em;
  --pv-gap: clamp(22px, 4vw, 44px);
  background: var(--ink);
  color: var(--text);
}

/* 抬头带 */
.page-privacy .pv-head {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: clamp(24px, 5vw, 54px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 95% at 10% 0%, rgba(36, 26, 62, 0.95), rgba(7, 17, 14, 0) 64%),
    linear-gradient(180deg, var(--indigo) 0%, rgba(7, 17, 14, 0.92) 88%);
}

.page-privacy .pv-head::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(79, 227, 176, 0.09) 0 1px, transparent 1px 78px);
}

.page-privacy .pv-head__top {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-h1 {
  margin: 12px 0 0;
  font-size: clamp(1.9rem, 6.4vw, 3rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-privacy .pv-lead {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: clamp(0.98rem, 1.9vw, 1.08rem);
  line-height: 1.9;
  color: var(--text);
}

.page-privacy .pv-head__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .pv-head__art {
  position: relative;
  z-index: 1;
  margin: clamp(24px, 4vw, 42px) 0 0;
}

.page-privacy .pv-head__art img {
  display: block;
  width: 100%;
  height: clamp(170px, 26vw, 320px);
  object-fit: cover;
}

/* 正文容器 */
.page-privacy .pv-body {
  padding-block: clamp(34px, 6vw, 76px);
}

/* 结论摘要 */
.page-privacy .pv-summary {
  max-width: 46em;
  margin: 0 0 clamp(34px, 5vw, 62px);
  padding: clamp(16px, 2.6vw, 24px) clamp(18px, 3vw, 28px);
  border-left: 3px solid var(--glow);
  background: linear-gradient(100deg, rgba(79, 227, 176, 0.1), rgba(79, 227, 176, 0) 74%);
}

.page-privacy .pv-summary .sp-kicker {
  display: block;
  margin-bottom: 12px;
}

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

/* 布局：章节索引 + 窄正文列 + 暗部留白 */
.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pv-gap);
}

.page-privacy .pv-toc {
  position: sticky;
  top: var(--bar);
  z-index: 2;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 14, 0.94);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 4px 2px;
  list-style: none;
  overflow-x: auto;
}

.page-privacy .pv-toc a {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--muted);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pv-toc__num {
  font-size: 0.7rem;
  color: var(--amber);
}

.page-privacy .pv-toc a:hover,
.page-privacy .pv-toc a:focus-visible {
  color: var(--glow-2);
}

.page-privacy:has(#p1:target) .pv-toc a[href="#p1"],
.page-privacy:has(#p2:target) .pv-toc a[href="#p2"],
.page-privacy:has(#p3:target) .pv-toc a[href="#p3"],
.page-privacy:has(#p4:target) .pv-toc a[href="#p4"],
.page-privacy:has(#p5:target) .pv-toc a[href="#p5"] {
  color: var(--glow);
  border-color: var(--amber);
  background: rgba(79, 227, 176, 0.06);
}

.page-privacy .pv-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-privacy .pv-aside {
  display: none;
}

/* 章节 */
.page-privacy .pv-sec {
  scroll-margin-top: calc(var(--bar) + 30px);
  padding-top: clamp(24px, 4vw, 38px);
  border-top: 1px solid var(--line);
}

.page-privacy .pv-sec:first-child {
  padding-top: 0;
  border-top: none;
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(30px, 4.6vw, 52px);
}

.page-privacy .pv-sec__h {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .pv-sec__num {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-size: clamp(1.22rem, 3.3vw, 1.6rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-privacy .pv-p {
  margin: 0 0 14px;
  max-width: var(--pv-measure);
  font-size: clamp(0.95rem, 1.7vw, 1.02rem);
  line-height: 1.9;
  color: var(--text);
}

.page-privacy .pv-p--dim {
  color: var(--muted);
  font-size: 0.92rem;
}

.page-privacy .pv-list__k {
  margin: 22px 0 4px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--glow);
}

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

.page-privacy .pv-list li {
  position: relative;
  margin-top: 10px;
  padding-left: 20px;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 1px;
  background: var(--glow);
  opacity: 0.85;
}

.page-privacy .pv-note {
  max-width: var(--pv-measure);
  margin: 20px 0 0;
  padding: 10px 0 10px 16px;
  border-left: 2px solid var(--glow);
  background: linear-gradient(90deg, rgba(79, 227, 176, 0.09), rgba(79, 227, 176, 0) 70%);
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text);
}

.page-privacy .pv-link {
  color: var(--glow);
  text-decoration: underline;
  text-decoration-color: rgba(79, 227, 176, 0.42);
  text-underline-offset: 3px;
  transition: color 0.18s var(--ease), text-decoration-color 0.18s var(--ease);
}

.page-privacy .pv-link:hover,
.page-privacy .pv-link:focus-visible {
  color: var(--glow-2);
  text-decoration-color: var(--glow-2);
}

/* 折叠说明 */
.page-privacy .pv-fold {
  max-width: var(--pv-measure);
  margin-top: 22px;
  background: var(--char);
  border: 1px solid var(--line);
}

.page-privacy .pv-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--glow);
  transition: background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-privacy .pv-fold summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-fold summary::after {
  content: "+";
  font-size: 1rem;
  line-height: 1;
  color: var(--amber);
}

.page-privacy .pv-fold[open] summary::after {
  content: "–";
}

.page-privacy .pv-fold summary:hover,
.page-privacy .pv-fold summary:focus-visible {
  background: rgba(79, 227, 176, 0.06);
  color: var(--glow-2);
}

.page-privacy .pv-fold__body {
  padding: 14px 16px 16px;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-privacy .pv-fold__body p {
  margin: 0 0 12px;
}

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

/* 联系信息 */
.page-privacy .pv-contact {
  max-width: var(--pv-measure);
  margin: 6px 0 20px;
  padding: 18px 20px;
  background: var(--jade);
  border-left: 3px solid var(--amber);
}

.page-privacy .pv-contact dl {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin: 0;
}

.page-privacy .pv-contact dt {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-privacy .pv-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

/* 页尾链接 */
.page-privacy .pv-tail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.page-privacy .pv-tail a {
  padding: 9px 14px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  text-decoration: none;
  color: var(--text);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pv-tail a:hover,
.page-privacy .pv-tail a:focus-visible {
  color: var(--glow-2);
  border-color: var(--glow);
  background: rgba(79, 227, 176, 0.07);
}

/* 回到顶部刻度按钮 */
.page-privacy .pv-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 6;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  background: var(--char);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--text);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pv-top__ico {
  color: var(--amber);
}

.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--glow-2);
  border-color: var(--glow);
  background: rgba(79, 227, 176, 0.08);
}

/* 中等屏：联系信息转两列 */
@media (min-width: 560px) {
  .page-privacy .pv-contact dl {
    grid-template-columns: 5.5em minmax(0, 1fr);
    gap: 10px 16px;
  }
}

/* 桌面：章节索引固定于左，右侧留暗部刻度 */
@media (min-width: 920px) {
  .page-privacy .pv-layout {
    grid-template-columns: 172px minmax(0, var(--pv-measure)) minmax(0, 1fr);
    column-gap: clamp(28px, 3.4vw, 56px);
    align-items: start;
  }

  .page-privacy .pv-toc {
    top: calc(var(--bar) + 22px);
    padding: 0;
    border-bottom: none;
    background: transparent;
  }

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

  .page-privacy .pv-toc__list li + li {
    margin-top: 2px;
  }

  .page-privacy .pv-toc a {
    padding: 10px 0 10px 13px;
    border-left: 1px solid var(--line);
    white-space: normal;
  }

  .page-privacy .pv-toc a:hover,
  .page-privacy .pv-toc a:focus-visible {
    border-left-color: var(--glow);
    background: rgba(79, 227, 176, 0.05);
  }

  .page-privacy:has(#p1:target) .pv-toc a[href="#p1"],
  .page-privacy:has(#p2:target) .pv-toc a[href="#p2"],
  .page-privacy:has(#p3:target) .pv-toc a[href="#p3"],
  .page-privacy:has(#p4:target) .pv-toc a[href="#p4"],
  .page-privacy:has(#p5:target) .pv-toc a[href="#p5"] {
    border-left-color: var(--amber);
  }

  .page-privacy .pv-aside {
    display: block;
    position: sticky;
    top: calc(var(--bar) + 40px);
    height: calc(100vh - var(--bar) - 80px);
    min-height: 320px;
    border-left: 1px solid var(--line);
    background-image: repeating-linear-gradient(180deg, rgba(31, 58, 51, 0.6) 0 1px, transparent 1px 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc a,
  .page-privacy .pv-link,
  .page-privacy .pv-tail a,
  .page-privacy .pv-top,
  .page-privacy .pv-fold summary {
    transition: none;
  }
}
<<<END>>>