.page-privacy {
  --pp-measure: 42rem;
  --pp-rule: rgba(58, 77, 89, .5);
  --pp-rule-strong: rgba(58, 77, 89, .82);
  display: block;
  background: var(--bw-night);
  color: var(--bw-paper-soft);
}

/* ---------- 首屏 ---------- */

.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  padding: 0 1.25rem;
}

.page-privacy .pp-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 78%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(90% 120% at 84% 0%, rgba(53, 201, 193, .10) 0%, rgba(53, 201, 193, 0) 58%),
    radial-gradient(82% 112% at 6% 2%, rgba(22, 70, 59, .92) 0%, rgba(10, 22, 34, 0) 66%),
    linear-gradient(180deg, rgba(13, 46, 39, .72) 0%, rgba(10, 22, 34, 0) 100%);
}

.page-privacy .pp-hero__inner {
  max-width: var(--bw-shell);
  margin: 0 auto;
  padding: calc(var(--bw-bar) + 2.25rem) 0 0;
}

.page-privacy .pp-hero__title {
  margin: .85rem 0 0;
  max-width: 21ch;
  color: var(--bw-paper);
  letter-spacing: -.02em;
  line-height: 1.06;
}

.page-privacy .pp-hero__lede {
  margin-top: 1.5rem;
  max-width: var(--pp-measure);
}

.page-privacy .pp-hero__lede > p + p {
  margin-top: .9rem;
}

.page-privacy .pp-hero__lede a {
  color: var(--bw-paper);
  text-decoration: underline;
  text-decoration-color: var(--bw-line);
  text-underline-offset: .28em;
}

.page-privacy .pp-hero__lede a:hover,
.page-privacy .pp-hero__lede a:focus-visible {
  text-decoration-color: var(--bw-cyan);
}

.page-privacy .pp-hero__media {
  max-width: var(--bw-shell);
  margin: 2rem auto 0;
}

/* ---------- 主体容器 ---------- */

.page-privacy .pp-body {
  padding-top: 2.5rem;
  padding-bottom: 3.25rem;
}

.page-privacy .pp-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.9rem;
}

/* ---------- 侧边目录 ---------- */

.page-privacy .pp-side {
  border-top: 1px solid var(--pp-rule-strong);
  padding-top: .85rem;
}

.page-privacy .pp-side__label {
  margin: 0 0 .45rem;
  font-family: var(--bw-mono);
  font-size: .6875rem;
  letter-spacing: .2em;
  color: var(--bw-mute);
}

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

.page-privacy .pp-toc__link {
  display: flex;
  gap: .65rem;
  align-items: baseline;
  padding: .42rem 0;
  font-size: .875rem;
  line-height: 1.5;
  color: var(--bw-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--bw-ease), border-color .2s var(--bw-ease);
}

.page-privacy .pp-toc__link:hover,
.page-privacy .pp-toc__link:focus-visible {
  color: var(--bw-paper);
  border-bottom-color: var(--bw-line);
}

.page-privacy .pp-toc__link:focus-visible {
  outline: 2px solid var(--bw-cyan);
  outline-offset: 2px;
}

.page-privacy .pp-toc__n {
  font-family: var(--bw-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--bw-line);
  flex: 0 0 auto;
}

/* ---------- 文档列与章节 ---------- */

.page-privacy .pp-doc {
  min-width: 0;
  max-width: 46rem;
}

.page-privacy .pp-sec {
  padding: 2.25rem 0;
  border-top: 1px solid var(--pp-rule);
  overflow-wrap: break-word;
}

.page-privacy .pp-doc > .pp-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .pp-sec__head {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  margin-bottom: .9rem;
}

.page-privacy .pp-sec__num {
  flex: 0 0 auto;
  font-family: var(--bw-mono);
  font-size: .8125rem;
  letter-spacing: .08em;
  color: var(--bw-mute);
}

.page-privacy .pp-sec > p {
  max-width: var(--pp-measure);
}

.page-privacy .pp-sec a {
  color: var(--bw-paper);
  text-decoration: underline;
  text-decoration-color: var(--bw-line);
  text-underline-offset: .26em;
}

.page-privacy .pp-sec a:hover,
.page-privacy .pp-sec a:focus-visible {
  text-decoration-color: var(--bw-cyan);
}

/* ---------- 条目列表 ---------- */

.page-privacy .pp-items {
  margin: 1.3rem 0 0;
  padding: 0;
  list-style: none;
  max-width: var(--pp-measure);
}

.page-privacy .pp-items > li {
  display: grid;
  gap: .3rem;
  padding: .95rem 0;
  border-top: 1px dashed var(--pp-rule);
}

.page-privacy .pp-items > li:last-child {
  border-bottom: 1px dashed var(--pp-rule);
}

.page-privacy .pp-items__key {
  font-family: var(--bw-mono);
  font-size: .8125rem;
  letter-spacing: .05em;
  color: var(--bw-paper);
}

.page-privacy .pp-items__val {
  font-size: .9375rem;
  line-height: 1.72;
  color: var(--bw-mute);
}

/* ---------- 关键条款 ---------- */

.page-privacy .pp-clause {
  max-width: var(--pp-measure);
  margin: 1.6rem 0 0;
  padding: .85rem 0 .85rem 1.1rem;
  border-left: 2px solid var(--bw-line);
  font-size: .9375rem;
  line-height: 1.78;
  color: var(--bw-paper);
}

.page-privacy .pp-clause__label {
  display: block;
  margin-bottom: .3rem;
  font-family: var(--bw-mono);
  font-size: .6875rem;
  letter-spacing: .18em;
  color: var(--bw-mute);
}

.page-privacy .pp-contact {
  font-family: var(--bw-mono);
  font-size: .875rem;
  overflow-wrap: anywhere;
}

/* ---------- 可展开分组 ---------- */

.page-privacy .pp-folds {
  margin-top: 1.35rem;
  display: grid;
  gap: .7rem;
  max-width: var(--pp-measure);
}

.page-privacy .pp-fold {
  border: 1px solid var(--pp-rule);
  border-radius: var(--bw-r-md);
  background: rgba(13, 46, 39, .38);
}

.page-privacy .pp-fold .bw-fold__toggle {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  width: 100%;
  padding: 1rem 1.05rem;
  background: none;
  border: 0;
  color: var(--bw-paper);
  font: inherit;
  font-size: .9375rem;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
}

.page-privacy .pp-fold .bw-fold__toggle:focus-visible {
  outline: 2px solid var(--bw-cyan);
  outline-offset: -2px;
}

.page-privacy .pp-fold__sign {
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--bw-mono);
  color: var(--bw-mute);
}

.page-privacy .pp-fold .bw-fold__panel {
  padding: 0 1.05rem;
}

.page-privacy .pp-fold .bw-fold__inner {
  padding: .85rem 0 1.05rem;
  border-top: 1px dashed var(--pp-rule);
}

.page-privacy .pp-check {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .5rem;
}

.page-privacy .pp-check li {
  display: grid;
  grid-template-columns: 1rem minmax(0, 1fr);
  gap: .55rem;
  font-size: .9375rem;
  line-height: 1.65;
  color: var(--bw-mute);
}

.page-privacy .pp-check li::before {
  content: "";
  width: .45rem;
  height: .45rem;
  margin-top: .58rem;
  border: 1px solid var(--bw-line);
  border-radius: 50%;
}

/* ---------- 版本行 ---------- */

.page-privacy .pp-version {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.6rem;
  margin-top: 1.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--pp-rule-strong);
  font-family: var(--bw-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--bw-mute);
}

.page-privacy .pp-version__item {
  display: inline-flex;
  gap: .45rem;
  align-items: baseline;
}

.page-privacy .pp-version__key {
  color: var(--bw-line);
}

.page-privacy .pp-version__val {
  color: var(--bw-paper-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-privacy .pp-items > li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
    padding: 1rem 0;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pp-hero {
    padding: 0 2rem;
  }

  .page-privacy .pp-layout {
    grid-template-columns: 12.5rem minmax(0, 1fr);
    gap: 4rem;
  }

  .page-privacy .pp-side {
    position: sticky;
    top: calc(var(--bw-bar) + 1.75rem);
    align-self: start;
  }

  .page-privacy .pp-sec {
    padding: 2.9rem 0;
  }

  .page-privacy .pp-body {
    padding-top: 3.25rem;
    padding-bottom: 4.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-toc__link {
    transition: none;
  }
}
<<<END>>>