.page-privacy {
  --pp-line: rgba(23, 64, 92, .14);
  --pp-line-soft: rgba(23, 64, 92, .08);
  --pp-measure: 34em;
  --pp-index-w: 196px;
}

/* ---------- 面包屑 ---------- */
.page-privacy .crumbs {
  display: flex;
  align-items: center;
  gap: 9px;
  padding-top: 22px;
  font-size: 13px;
  color: var(--slate);
}

.page-privacy .crumbs a {
  color: var(--snow);
  text-decoration: none;
}

.page-privacy .crumbs a:hover {
  text-decoration: underline;
}

.page-privacy .pp-crumb-sep {
  color: var(--snow-light);
}

/* ---------- 首屏 ---------- */
.page-privacy .pp-hero {
  position: relative;
  margin-top: 20px;
  background: var(--night);
  overflow: hidden;
}

.page-privacy .pp-hero__media {
  position: absolute;
  inset: 0;
}

.page-privacy .pp-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(112deg, rgba(11, 26, 43, .96) 0%, rgba(11, 26, 43, .82) 42%, rgba(23, 64, 92, .46) 100%),
    repeating-linear-gradient(90deg, rgba(111, 168, 191, .07) 0 1px, transparent 1px 104px);
  pointer-events: none;
}

.page-privacy .pp-hero__inner {
  position: relative;
  padding-top: 68px;
  padding-bottom: 62px;
}

.page-privacy .pp-hero__eyebrow {
  color: var(--neon);
}

.page-privacy .pp-hero__title {
  margin: 18px 0 0;
  max-width: 22em;
  color: var(--paper);
  font-size: clamp(28px, 4.4vw, 52px);
  line-height: 1.22;
  letter-spacing: -.022em;
}

.page-privacy .pp-hero__lede {
  margin-top: 22px;
  max-width: 32em;
  color: var(--snow-light);
  font-size: 16px;
  line-height: 1.85;
}

.page-privacy .pp-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 38px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--snow-light);
}

.page-privacy .pp-hero__num {
  font-size: 24px;
  line-height: 1;
  color: var(--amber);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pp-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
  padding-top: 52px;
  padding-bottom: 100px;
}

/* ---------- 侧边索引 ---------- */
.page-privacy .pp-index__label {
  margin: 0 0 12px;
  color: var(--slate);
}

.page-privacy .pp-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .pp-index__list li {
  flex: 0 0 auto;
}

.page-privacy .pp-index__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 13px;
  border: 1px solid var(--pp-line);
  border-radius: 2px;
  font-size: 13px;
  color: var(--snow-deep);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .24s var(--ease), color .24s var(--ease);
}

.page-privacy .pp-index__list a .mono {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--snow);
}

.page-privacy .pp-index__list a:hover {
  border-color: var(--snow);
  color: var(--night);
}

/* ---------- 章节折叠 ---------- */
.page-privacy .pp-sec {
  border-top: 1px solid var(--pp-line);
  scroll-margin-top: 92px;
}

.page-privacy .pp-sec:last-of-type {
  border-bottom: 1px solid var(--pp-line);
}

.page-privacy .pp-sec__summary {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 28px 0 20px;
  cursor: pointer;
  list-style: none;
}

.page-privacy .pp-sec__summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pp-sec__summary:focus-visible {
  outline: 2px solid var(--snow);
  outline-offset: 4px;
}

.page-privacy .pp-sec__summary::after {
  content: "";
  flex: 0 0 auto;
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-right: 1px solid var(--snow);
  border-bottom: 1px solid var(--snow);
  transform: translateY(-3px) rotate(45deg);
  transition: transform .28s var(--ease);
}

.page-privacy .pp-sec[open] .pp-sec__summary::after {
  transform: translateY(1px) rotate(-135deg);
}

.page-privacy .pp-sec[open] .pp-sec__summary {
  padding-bottom: 12px;
}

.page-privacy .pp-sec__num {
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--snow);
}

.page-privacy .pp-sec__title {
  margin: 0;
  font-size: clamp(20px, 2.4vw, 28px);
  line-height: 1.4;
  letter-spacing: -.012em;
  color: var(--night);
}

.page-privacy .pp-sec__body {
  max-width: var(--pp-measure);
  padding-bottom: 46px;
}

.page-privacy .pp-sec__body .prose {
  max-width: 100%;
  color: var(--snow-deep);
}

.page-privacy .pp-sec__body > .prose + .prose {
  margin-top: 18px;
}

.page-privacy .pp-link {
  color: var(--snow);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 110, 140, .38);
}

.page-privacy .pp-link:hover {
  color: var(--night);
  border-bottom-color: var(--night);
}

/* ---------- 列表 ---------- */
.page-privacy .pp-list {
  display: grid;
  gap: 20px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--snow-deep);
}

.page-privacy .pp-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 11px;
  height: 1px;
  background: var(--snow);
}

.page-privacy .pp-list strong {
  font-weight: 600;
  color: var(--night);
}

/* ---------- 深色说明块 ---------- */
.page-privacy .pp-note {
  margin-top: 20px;
  padding: 20px 22px 22px;
  background: var(--cabin);
  border-left: 2px solid var(--neon);
}

.page-privacy .pp-note__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--neon);
}

.page-privacy .pp-note p:not(.pp-note__title) {
  margin: 0;
  max-width: 36em;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(242, 234, 223, .8);
}

/* ---------- 步骤 ---------- */
.page-privacy .pp-steps {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: ppstep;
}

.page-privacy .pp-steps li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--pp-line-soft);
  font-size: 15px;
  line-height: 1.8;
  color: var(--snow-deep);
}

.page-privacy .pp-steps li::before {
  counter-increment: ppstep;
  content: counter(ppstep, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--pp-line);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--snow);
}

/* ---------- 章节页脚标注 ---------- */
.page-privacy .pp-foot {
  margin: 30px 0 0;
  padding-top: 13px;
  border-top: 1px solid var(--pp-line);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate);
}

/* ---------- 收束条 ---------- */
.page-privacy .pp-tail {
  background: var(--sand);
  padding: 62px 0 66px;
}

.page-privacy .pp-tail__eyebrow {
  margin: 0;
  color: var(--snow-deep);
}

.page-privacy .pp-tail__title {
  margin: 14px 0 0;
  max-width: 20em;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.34;
  letter-spacing: -.018em;
  color: var(--night);
}

.page-privacy .pp-tail__text {
  margin-top: 18px;
  max-width: 36em;
  color: var(--snow-deep);
}

.page-privacy .pp-tail__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-privacy .pp-body {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    gap: 68px;
    padding-top: 64px;
  }

  .page-privacy .pp-index {
    position: sticky;
    top: 92px;
  }

  .page-privacy .pp-index__label {
    margin-bottom: 16px;
  }

  .page-privacy .pp-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-index__list a {
    border: 0;
    border-left: 1px solid var(--pp-line);
    border-radius: 0;
    padding: 8px 0 8px 14px;
    white-space: normal;
    color: var(--slate);
  }

  .page-privacy .pp-index__list a:hover {
    border-left-color: var(--neon);
    color: var(--night);
  }

  .page-privacy .pp-sec__summary {
    padding: 34px 0 24px;
  }

  .page-privacy .pp-sec[open] .pp-sec__summary {
    padding-bottom: 14px;
  }

  .page-privacy .pp-sec__body {
    padding-bottom: 56px;
  }

  .page-privacy .pp-hero__inner {
    padding-top: 92px;
    padding-bottom: 84px;
  }
}

@media (min-width: 1200px) {
  .page-privacy .pp-body {
    gap: 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-index__list a,
  .page-privacy .pp-sec__summary::after {
    transition: none;
  }
}
<<<END>>>