.page-privacy {
  --pv-wine-soft: #5C1621;
  --pv-panel-pad: 28px;
  --pv-body-max: 62ch;
  padding-bottom: var(--gap-lg);
}

/* ---------- 面包屑与首屏 ---------- */
.page-privacy .breadcrumb {
  padding-top: 20px;
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--gray);
}

.page-privacy .breadcrumb a {
  color: var(--gold-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color 120ms linear, color 120ms linear;
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-privacy .pv-hero {
  padding: 20px 0 0;
}

.page-privacy .pv-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gold-soft);
}

.page-privacy .pv-flags {
  display: inline-block;
  width: 84px;
  height: 10px;
  border: 2px solid var(--line);
  background: linear-gradient(
    90deg,
    var(--f-blue) 0 20%,
    var(--f-white) 20% 40%,
    var(--f-red) 40% 60%,
    var(--f-green) 60% 80%,
    var(--f-yellow) 80% 100%
  );
}

.page-privacy .display-title {
  margin: 0 0 18px;
  font-size: clamp(32px, 7.4vw, 60px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--f-white);
}

.page-privacy .pv-lede {
  max-width: var(--pv-body-max);
  margin: 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--f-white);
}

.page-privacy .pv-hero__figure {
  margin: 26px 0 0;
}

.page-privacy .pv-hero__figure .figure__media {
  border: var(--bd) solid var(--gold);
  box-shadow: var(--hard-gold);
  background: var(--night-2);
  overflow: hidden;
}

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

.page-privacy .figure__caption {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 数据流向条带 ---------- */
.page-privacy .pv-flow {
  margin-top: var(--gap-sm);
  padding: 18px 16px;
  border: var(--bd) solid var(--line);
  background: var(--night-2);
  box-shadow: var(--hard);
  overflow-x: auto;
}

.page-privacy .pv-flow__svg {
  display: block;
  width: 100%;
  min-width: 760px;
  height: auto;
}

.page-privacy .pv-flow__svg text {
  font-family: var(--font-title);
}

/* ---------- 吸顶目录 ---------- */
.page-privacy .pv-toc {
  position: sticky;
  top: calc(var(--nav-top-h) + var(--nav-main-h) + 8px);
  z-index: 6;
  display: flex;
  gap: 8px;
  margin: var(--gap-sm) 0 var(--gap-md);
  padding: 10px;
  border: var(--bd) solid var(--line);
  background: rgba(11, 18, 48, 0.96);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .pv-toc .toc__link {
  flex: 0 0 auto;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--gray);
  text-decoration: none;
  border: 2px solid transparent;
  transition: color 120ms linear, border-color 120ms linear, background-color 120ms linear;
}

.page-privacy .pv-toc .toc__link:hover,
.page-privacy .pv-toc .toc__link:focus-visible {
  color: var(--gold);
  border-color: var(--gold);
}

.page-privacy .pv-toc .toc__link[aria-current="true"] {
  color: var(--night);
  background: var(--gold);
  border-color: var(--gold);
}

/* ---------- 章节面板 ---------- */
.page-privacy .pv-chapters {
  display: block;
}

.page-privacy .pv-chapter {
  margin-bottom: var(--gap-md);
  padding: var(--pv-panel-pad) 20px;
  border-color: var(--line);
  background: var(--night-2);
}

.page-privacy .pv-chapter--wine {
  background: var(--pv-wine-soft);
  border-color: var(--gold);
}

.page-privacy .pv-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 10px 16px;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 2px solid rgba(233, 185, 73, 0.28);
}

.page-privacy .chapter__no {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
}

.page-privacy .pv-chapter__title {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--f-white);
}

.page-privacy .pv-chapter__note {
  grid-column: 1 / -1;
  writing-mode: horizontal-tb;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold-soft);
}

.page-privacy .pv-chapter__body {
  max-width: var(--pv-body-max);
}

.page-privacy .pv-chapter__body p {
  margin: 0 0 1.4em;
  font-size: 17px;
  line-height: 1.85;
  color: var(--f-white);
}

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

.page-privacy .pv-chapter__body b {
  color: var(--gold-soft);
  font-weight: 700;
}

.page-privacy .pv-means {
  margin-top: 22px;
  padding: 12px 16px;
  border-left: 6px solid var(--flame);
  background: rgba(255, 138, 61, 0.09);
  font-size: 15px;
  line-height: 1.75;
  color: var(--gold-soft);
}

.page-privacy .mono-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--gold);
  word-break: break-all;
}

/* ---------- 术语白话提示 ---------- */
.page-privacy .pv-term {
  position: relative;
  display: inline-block;
  color: var(--gold-soft);
  border-bottom: 2px dashed var(--gold);
  cursor: help;
}

.page-privacy .pv-term:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-privacy .pv-term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 8;
  width: min(280px, 78vw);
  padding: 10px 12px;
  border: 2px solid var(--gold);
  background: var(--night);
  box-shadow: var(--hard);
  font-size: 14px;
  line-height: 1.7;
  color: var(--f-white);
  letter-spacing: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 120ms linear, visibility 120ms linear;
}

.page-privacy .pv-term:hover .pv-term__tip,
.page-privacy .pv-term:focus .pv-term__tip,
.page-privacy .pv-term:focus-within .pv-term__tip {
  opacity: 1;
  visibility: visible;
}

/* ---------- 版本笔记 ---------- */
.page-privacy .pv-versions {
  margin-bottom: var(--gap-md);
  padding: var(--pv-panel-pad) 20px;
  background: var(--night-2);
  border-color: var(--gold);
}

.page-privacy .pv-versions__title {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.35;
  color: var(--f-white);
}

.page-privacy .pv-versions__lede {
  max-width: var(--pv-body-max);
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--gray);
}

.page-privacy .pv-versions .tag-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-privacy .tag {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.04em;
}

.page-privacy .pv-ver-list {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-ver {
  padding: 16px;
  border: 2px solid var(--line);
  background: var(--night);
  transition: border-color 120ms linear, transform 120ms linear;
}

.page-privacy .pv-ver:hover {
  border-color: var(--gold);
}

.page-privacy .pv-ver__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
}

.page-privacy .pv-ver__tag {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--gold);
}

.page-privacy .pv-ver__name {
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--gold-soft);
}

.page-privacy .pv-ver p:last-child {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--f-white);
}

/* ---------- 收束面板 ---------- */
.page-privacy .pv-close {
  padding: var(--pv-panel-pad) 20px;
  background: var(--night-2);
  border-color: var(--line);
}

.page-privacy .pv-close__title {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 900;
  color: var(--f-white);
}

.page-privacy .pv-close p {
  max-width: var(--pv-body-max);
  margin: 0 0 1.2em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--f-white);
}

.page-privacy .pv-close a:not(.btn) {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 2px solid rgba(233, 185, 73, 0.5);
  transition: border-color 120ms linear, color 120ms linear;
}

.page-privacy .pv-close a:not(.btn):hover,
.page-privacy .pv-close a:not(.btn):focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold-soft);
}

.page-privacy .pv-close__row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 900px 以上：三列章节头与竖排注释 ---------- */
@media (min-width: 900px) {
  .page-privacy .pv-chapter {
    padding: 34px 36px;
  }

  .page-privacy .pv-chapter__head {
    grid-template-columns: 88px minmax(0, 1fr) auto;
    gap: 20px;
    align-items: start;
  }

  .page-privacy .chapter__no {
    font-size: 48px;
  }

  .page-privacy .pv-chapter__title {
    font-size: 26px;
  }

  .page-privacy .pv-chapter__note {
    grid-column: 3;
    grid-row: 1 / span 2;
    margin: 0;
    padding-top: 4px;
    writing-mode: vertical-rl;
    letter-spacing: 0.35em;
    font-size: 13px;
  }

  .page-privacy .pv-versions,
  .page-privacy .pv-close {
    padding: 38px 40px;
  }

  .page-privacy .pv-ver-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

/* ---------- 窄屏收尾 ---------- */
@media (max-width: 560px) {
  .page-privacy .pv-chapter,
  .page-privacy .pv-versions,
  .page-privacy .pv-close {
    padding: 20px 16px;
  }

  .page-privacy .pv-chapter__body p,
  .page-privacy .pv-lede {
    font-size: 16px;
  }

  .page-privacy .pv-toc {
    top: calc(var(--nav-top-h) + var(--nav-main-h));
  }

  .page-privacy .pv-flow {
    padding: 12px 10px;
  }
}
<<<END>>>