.page-privacy {
  --pr-measure: 43rem;
  --pr-rail: 200px;
  display: block;
  padding-bottom: calc(var(--scorebar-h) + var(--s8));
  background-color: var(--color-void);
  color: var(--color-text);
  font-family: var(--font-body);
}

.page-privacy .pr-wrap {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 64px);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  padding-top: var(--s5);
  font-size: 13px;
  color: var(--color-muted);
}

.page-privacy .breadcrumbs__item {
  color: var(--color-muted);
  text-decoration: none;
}

.page-privacy .breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  margin-right: var(--s2);
  color: var(--color-line);
}

.page-privacy a.breadcrumbs__item:hover {
  color: var(--color-velocity);
}

/* ---------- 首屏框景 ---------- */
.page-privacy .pr-hero {
  margin-top: var(--s4);
}

.page-privacy .pr-hero__frame {
  position: relative;
  border: 3px solid var(--color-line);
  background-color: var(--color-panel);
  box-shadow: var(--shadow-hard);
  padding: calc(var(--s6) + 14px) var(--s5) var(--s5);
}

.page-privacy .pr-hero__frame::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 14px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-line) 0 1px,
    transparent 1px 26px
  );
  border-bottom: 1px solid var(--color-line);
  pointer-events: none;
}

.page-privacy .pr-hero__frame::before {
  content: "";
  position: absolute;
  inset: 20px 12px 12px 12px;
  border: 1px solid rgba(34, 48, 60, 0.6);
  pointer-events: none;
}

.page-privacy .pr-hero__meta {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s3);
  margin-bottom: var(--s3);
}

.page-privacy .pr-hero__code {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--color-muted);
}

.page-privacy .pr-hero__title {
  position: relative;
  z-index: 1;
  margin: 0 0 var(--s3);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.page-privacy .pr-hero__lede {
  position: relative;
  z-index: 1;
  max-width: var(--pr-measure);
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-muted);
}

.page-privacy .pr-hero__facts {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s2);
  margin: var(--s5) 0 0;
  padding-top: var(--s4);
  border-top: 1px solid var(--color-line);
}

.page-privacy .pr-hero__fact {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  font-size: 13px;
}

.page-privacy .pr-hero__fact dt {
  min-width: 72px;
  color: var(--color-velocity);
  font-weight: 500;
}

.page-privacy .pr-hero__fact dd {
  margin: 0;
  color: var(--color-muted);
  word-break: break-all;
}

.page-privacy .pr-hero__figure {
  margin: var(--s5) 0 0;
}

.page-privacy .pr-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 4 / 1;
  border: 2px solid var(--color-line);
  background-color: var(--color-panel);
}

.page-privacy .pr-hero__caption {
  margin-top: var(--s2);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pr-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s5);
  margin-top: var(--s7);
}

/* ---------- 章节目录（窄屏为横滑胶囊） ---------- */
.page-privacy .chapter-tracker {
  display: flex;
  gap: var(--s2);
  overflow-x: auto;
  padding-bottom: var(--s3);
  border-bottom: 1px solid var(--color-line);
  scrollbar-width: thin;
}

.page-privacy .chapter-tracker__title {
  display: none;
}

.page-privacy .chapter-tracker__link {
  flex: 0 0 auto;
  padding: 6px 12px;
  border: 1px solid var(--color-line);
  background-color: var(--color-panel);
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-privacy .chapter-tracker__link:hover,
.page-privacy .chapter-tracker__link.is-active {
  color: var(--color-velocity-deep);
  background-color: var(--color-velocity);
  border-color: var(--color-velocity);
}

/* ---------- 正文区 ---------- */
.page-privacy .pr-body {
  max-width: var(--pr-measure);
}

.page-privacy .pr-sec {
  scroll-margin-top: 140px;
}

.page-privacy .pr-sec + .pr-sec {
  margin-top: var(--s7);
}

.page-privacy .pr-sec__title {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: var(--s3);
  margin: 0 0 var(--s4);
  padding-top: var(--s5);
  border-top: 1px solid var(--color-line);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 24px);
  line-height: 1.35;
  color: var(--color-text);
}

.page-privacy .pr-sec__title::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 56px;
  height: 3px;
  background-color: var(--color-velocity);
}

.page-privacy .pr-sec__num {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-data);
}

.page-privacy .prose p {
  margin: 0 0 1.2em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
}

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

.page-privacy .prose a {
  color: var(--color-data);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-privacy .prose a:hover {
  color: var(--color-velocity);
}

/* ---------- 场景卡片 ---------- */
.page-privacy .pr-card {
  margin: 0 0 var(--s4);
  padding: var(--s3) var(--s3) var(--s1);
  background-color: var(--color-panel);
  border: 2px solid var(--color-line);
  border-left: 3px solid var(--color-data);
  box-shadow: var(--shadow-hard-sm);
}

.page-privacy .pr-card__tag {
  margin: 0 0 var(--s2) !important;
}

.page-privacy .pr-card p:not(.pr-card__tag) {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-muted);
}

/* ---------- 列表 ---------- */
.page-privacy .pr-list {
  margin: 0 0 var(--s4);
  padding: 0 0 0 0;
  list-style: none;
  counter-reset: pr-item;
}

.page-privacy .pr-list li {
  position: relative;
  counter-increment: pr-item;
  margin-bottom: var(--s3);
  padding-left: var(--s6);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
}

.page-privacy .pr-list li::before {
  content: counter(pr-item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--font-num);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-velocity);
  letter-spacing: -0.02em;
}

.page-privacy .pr-list li strong {
  display: block;
  font-weight: 700;
  color: var(--color-text);
}

.page-privacy .pr-list--plain li::before {
  content: "■";
  font-size: 8px;
  top: 0.62em;
  color: var(--color-data);
}

.page-privacy .pr-list--plain li strong {
  display: inline;
  margin-right: var(--s1);
  color: var(--color-velocity);
}

/* ---------- 术语提示 ---------- */
.page-privacy .term {
  position: relative;
  border-bottom: 1px dashed var(--color-data);
  cursor: help;
  outline-offset: 3px;
}

.page-privacy .term:focus-visible {
  outline: 2px solid var(--color-data);
}

.page-privacy .term__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: max-content;
  max-width: min(280px, 74vw);
  padding: var(--s2);
  background-color: var(--color-data-deep);
  border: 1px solid var(--color-data);
  color: var(--color-text);
  font-size: 13px;
  line-height: 1.55;
  font-weight: 400;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
  z-index: 6;
}

.page-privacy .term:hover .term__tip,
.page-privacy .term:focus .term__tip,
.page-privacy .term:focus-within .term__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 刻度分隔 ---------- */
.page-privacy .tick-rule {
  height: 14px;
  margin: var(--s7) 0;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-line) 0 1px,
    transparent 1px 22px
  );
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
}

/* ---------- 联系条目 ---------- */
.page-privacy .pr-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--s3);
  margin: var(--s5) 0 var(--s3) !important;
  padding: var(--s3) var(--s4);
  background-color: var(--color-panel);
  border: 2px solid var(--color-line);
  border-left: 3px solid var(--color-velocity);
}

.page-privacy .pr-contact__key {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-velocity);
}

.page-privacy .pr-contact__value {
  font-size: 15px;
  color: var(--color-text);
  word-break: break-all;
}

/* ---------- 返回顶部 ---------- */
.page-privacy .back-to-top {
  position: fixed;
  right: clamp(16px, 4vw, 40px);
  bottom: calc(var(--scorebar-h) + 20px);
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  background-color: var(--color-panel);
  border: 2px solid var(--color-line);
  box-shadow: var(--shadow-hard-sm);
  color: var(--color-text);
  font-size: 13px;
  text-decoration: none;
  z-index: 40;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-privacy .back-to-top[hidden] {
  display: none;
}

.page-privacy .back-to-top:hover {
  border-color: var(--color-velocity);
  color: var(--color-velocity);
}

.page-privacy .back-to-top::after {
  content: "↑";
  margin-left: var(--s1);
  font-family: var(--font-num);
  color: var(--color-velocity);
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-privacy .pr-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s4);
  }

  .page-privacy .pr-layout {
    grid-template-columns: var(--pr-rail) minmax(0, 1fr);
    gap: var(--s7);
    align-items: start;
  }

  .page-privacy .chapter-tracker {
    position: sticky;
    top: 120px;
    flex-direction: column;
    gap: 0;
    overflow-x: visible;
    padding-bottom: 0;
    border-bottom: none;
    border-left: 2px solid var(--color-line);
  }

  .page-privacy .chapter-tracker__title {
    display: block;
    margin: 0 0 var(--s3);
    padding-left: var(--s3);
    font-family: var(--font-num);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: var(--color-muted);
  }

  .page-privacy .chapter-tracker__link {
    padding: 10px var(--s3);
    border: none;
    border-left: 2px solid transparent;
    margin-left: -2px;
    background-color: transparent;
    white-space: normal;
    font-size: 13px;
    line-height: 1.5;
  }

  .page-privacy .chapter-tracker__link:hover {
    color: var(--color-velocity);
    background-color: transparent;
    border-left-color: var(--color-velocity);
  }

  .page-privacy .chapter-tracker__link.is-active {
    color: var(--color-velocity);
    background-color: transparent;
    border-left-color: var(--color-velocity);
  }
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 600px) {
  .page-privacy .pr-hero__frame {
    padding: calc(var(--s6) + 12px) var(--s4) var(--s4);
  }

  .page-privacy .pr-hero__frame::before {
    display: none;
  }

  .page-privacy .pr-list li {
    padding-left: var(--s5);
  }

  .page-privacy .pr-card {
    padding: var(--s3) var(--s3) var(--s1);
  }

  .page-privacy .pr-contact {
    padding: var(--s3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .term__tip,
  .page-privacy .chapter-tracker__link,
  .page-privacy .back-to-top {
    transition: opacity 0.15s linear;
    transform: none;
  }
}
<<<END>>>