.page-privacy {
  --pp-rule: rgba(159, 252, 230, .14);
  --pp-measure: 68ch;
  --pp-index-w: 210px;
  color: var(--sand-50);
  overflow-x: clip;
}

/* ---------- 页头 ---------- */

.page-privacy .pp-hero {
  padding: 104px 0 0;
}

.page-privacy .pp-hero__kicker {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--signal-cyan);
}

.page-privacy h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--sand-50);
}

.page-privacy .pp-lead {
  max-width: 62ch;
  margin: 20px 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sand-50);
}

.page-privacy .pp-banner {
  margin: 32px 0 0;
}

.page-privacy .pp-banner img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--r-media);
  border: 1px solid var(--line-700);
}

/* ---------- 主体布局 ---------- */

.page-privacy .pp-layout {
  padding-top: 48px;
  padding-bottom: 96px;
}

.page-privacy .pp-index__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--slate-400);
}

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

.page-privacy .pp-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  min-height: 40px;
  border: 1px solid var(--line-700);
  border-radius: var(--r-pill);
  background: var(--ink-800);
  color: var(--sand-50);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), background-color var(--t-fast) var(--ease);
}

.page-privacy .pp-index__link:hover,
.page-privacy .pp-index__link:focus-visible {
  border-color: var(--signal-cyan);
  color: var(--signal-cyan);
}

.page-privacy .pp-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--signal-cyan);
}

.page-privacy .pp-body {
  min-width: 0;
}

/* ---------- 条目 ---------- */

.page-privacy .pp-item {
  padding-top: 34px;
  border-top: 1px solid var(--pp-rule);
  scroll-margin-top: 120px;
}

.page-privacy .pp-item + .pp-item {
  margin-top: 56px;
}

.page-privacy .pp-item__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-privacy .pp-no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--signal-cyan);
}

.page-privacy .pp-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--sand-50);
  overflow-wrap: break-word;
}

.page-privacy .pp-copy {
  max-width: var(--pp-measure);
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sand-50);
  overflow-wrap: break-word;
}

/* ---------- 折叠条目 ---------- */

.page-privacy .pp-folds {
  display: grid;
  gap: 12px;
  max-width: var(--pp-measure);
  margin-top: 24px;
}

.page-privacy .pp-fold {
  border: 1px solid var(--line-700);
  border-radius: var(--r-sub);
  background: var(--ink-800);
  transition: border-color var(--t-fast) var(--ease);
}

.page-privacy .pp-fold:hover {
  border-color: rgba(53, 240, 200, .42);
}

.page-privacy .pp-fold summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 22px;
  min-height: 48px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--sand-50);
}

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

.page-privacy .pp-fold summary::marker {
  content: "";
}

.page-privacy .pp-fold summary:focus-visible {
  outline: 2px solid var(--signal-cyan);
  outline-offset: -3px;
  border-radius: var(--r-sub);
}

.page-privacy .pp-fold[open] summary {
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .pp-fold__sign {
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
  color: var(--signal-cyan);
}

.page-privacy .pp-fold:not([open]) .pp-fold__sign::before {
  content: "+";
}

.page-privacy .pp-fold[open] .pp-fold__sign::before {
  content: "–";
}

.page-privacy .pp-fold__inner {
  padding: 16px 22px 20px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--sand-50);
}

.page-privacy .pp-fold__inner p {
  margin: 0;
}

/* ---------- 列表 ---------- */

.page-privacy .pp-list {
  display: grid;
  gap: 14px;
  max-width: var(--pp-measure);
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 28px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--sand-50);
  overflow-wrap: break-word;
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--signal-cyan);
}

.page-privacy .pp-list strong {
  color: var(--cyan-100);
  font-weight: 700;
}

/* ---------- 本地存储图示 ---------- */

.page-privacy .pp-local {
  max-width: var(--pp-measure);
  margin: 26px 0 0;
  padding: 20px;
  border: 1px solid var(--line-700);
  border-radius: var(--r-card);
  background: var(--block-950);
}

.page-privacy .pp-local__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .pp-diagram {
  display: block;
  width: 100%;
  min-width: 480px;
  height: auto;
}

.page-privacy .pp-local figcaption {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-400);
}

/* ---------- 强调块 ---------- */

.page-privacy .pp-callout {
  max-width: var(--pp-measure);
  margin-top: 26px;
  padding: 24px 26px;
  border: 1px solid transparent;
  border-radius: var(--r-card);
  background: var(--teal-600);
  transition: border-color var(--t-fast) var(--ease);
}

.page-privacy .pp-callout:hover,
.page-privacy .pp-callout:focus-within {
  border-color: var(--signal-cyan);
}

.page-privacy .pp-callout p {
  margin: 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--cyan-100);
}

/* ---------- 相关说明 ---------- */

.page-privacy .pp-more {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .pp-more__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--sand-50);
}

.page-privacy .pp-more__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-more__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  font-size: 16px;
  line-height: 1.7;
}

.page-privacy .pp-more__desc {
  color: var(--slate-400);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .pp-hero {
    padding-top: 120px;
  }

  .page-privacy h1 {
    font-size: 38px;
  }

  .page-privacy .pp-item__title {
    font-size: 26px;
  }
}

@media (min-width: 900px) {
  .page-privacy h1 {
    font-size: 48px;
  }

  .page-privacy .pp-item__title {
    font-size: 28px;
  }

  .page-privacy .pp-item__head {
    gap: 18px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pp-layout {
    display: grid;
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-bottom: 120px;
  }

  .page-privacy .pp-index {
    position: sticky;
    top: 108px;
    align-self: start;
  }

  .page-privacy .pp-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-index__link {
    padding: 9px 12px;
    border-color: transparent;
    border-radius: var(--r-sub);
    background: transparent;
    font-size: 14px;
    white-space: normal;
  }

  .page-privacy .pp-index__link:hover,
  .page-privacy .pp-index__link:focus-visible {
    background: var(--ink-800);
    border-color: transparent;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-index__link,
  .page-privacy .pp-fold,
  .page-privacy .pp-callout {
    transition: none;
  }
}