.page-privacy {
  --pp-measure: 66ch;
  --pp-index-w: 208px;
  --pp-muted-ink: rgba(16, 20, 24, 0.56);
  background: var(--deep);
  color: var(--paper);
  overflow-x: hidden;
}

.page-privacy .pp-shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 首屏摘要 ---------- */
.page-privacy .pp-hero {
  padding-block: clamp(22px, 4vw, 44px) clamp(36px, 6vw, 76px);
}

.page-privacy .breadcrumb__link,
.page-privacy .breadcrumb__item {
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.page-privacy .breadcrumb__link:hover,
.page-privacy .breadcrumb__link:focus-visible {
  color: var(--cyan);
}

.page-privacy .pp-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 54px);
  margin-top: clamp(24px, 4vw, 48px);
}

.page-privacy .pp-eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pp-title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 8vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--paper);
}

.page-privacy .pp-lede {
  margin: 0;
  max-width: 38ch;
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.78;
  color: var(--paper);
  opacity: 0.84;
}

.page-privacy .pp-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pp-chip {
  position: relative;
  padding: 6px 11px 6px 20px;
  border: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-privacy .pp-chip::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 50%;
  width: 5px;
  height: 5px;
  margin-top: -2.5px;
  background: var(--coral);
}

.page-privacy .pp-figure {
  margin: 0;
}

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

.page-privacy .pp-figure__cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- 正文纸面 ---------- */
.page-privacy .pp-body {
  background: var(--paper);
  color: var(--ink);
  border-top: 1px solid var(--line-strong);
  padding-block: clamp(30px, 5vw, 68px);
}

.page-privacy .pp-body__grid {
  display: grid;
  gap: clamp(24px, 4vw, 64px);
}

/* 章节索引 */
.page-privacy .pp-index {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
  min-width: 0;
}

.page-privacy .pp-index__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pp-muted-ink);
}

.page-privacy .pp-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.page-privacy .pp-index__link {
  display: flex;
  gap: 9px;
  align-items: baseline;
  padding: 7px 12px;
  border: 1px solid var(--ink-line);
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

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

.page-privacy .pp-index__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--coral);
}

.page-privacy .pp-index__foot {
  margin: 14px 0 0;
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--pp-muted-ink);
  max-width: 30ch;
}

/* 正文 */
.page-privacy .pp-doc {
  min-width: 0;
}

.page-privacy .pp-sec {
  padding-block: clamp(24px, 4vw, 40px);
  border-top: 1px solid var(--ink-line);
  scroll-margin-top: 20px;
}

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

.page-privacy .pp-sec:last-child {
  padding-bottom: 0;
}

.page-privacy .pp-sec:target {
  box-shadow: inset 3px 0 0 var(--coral);
  padding-left: clamp(12px, 2vw, 22px);
}

.page-privacy .pp-sec__title {
  display: flex;
  gap: 12px;
  align-items: baseline;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .pp-sec__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--coral);
}

.page-privacy .pp-sec p {
  margin: 0;
  max-width: var(--pp-measure);
  font-size: clamp(15.5px, 1.1vw, 17px);
  line-height: 1.8;
  color: var(--ink);
}

.page-privacy .pp-sec p + p {
  margin-top: 0.95em;
}

.page-privacy .pp-inline {
  color: var(--wine);
  text-decoration: underline;
  text-decoration-color: var(--coral);
  text-underline-offset: 3px;
}

.page-privacy .pp-inline:hover,
.page-privacy .pp-inline:focus-visible {
  color: var(--ink);
  text-decoration-color: var(--ink);
}

/* 定义框 */
.page-privacy .pp-def {
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 15px 17px;
  max-width: var(--pp-measure);
  background: rgba(228, 221, 207, 0.52);
  border: 1px solid var(--ink-line);
  border-left: 3px solid var(--harbor);
}

.page-privacy .pp-def__label {
  display: block;
  margin-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pp-muted-ink);
}

.page-privacy .pp-def p {
  font-size: 14.5px;
  line-height: 1.75;
  margin: 0;
}

/* 折叠说明 */
.page-privacy .pp-details {
  margin: clamp(16px, 3vw, 22px) 0 0;
  max-width: var(--pp-measure);
  border: 1px solid var(--ink-line);
  background: rgba(228, 221, 207, 0.32);
}

.page-privacy .pp-details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pp-details summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--coral);
}

.page-privacy .pp-details[open] summary::after {
  content: "–";
}

.page-privacy .pp-details summary:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: -2px;
}

.page-privacy .pp-details__body {
  padding: 0 16px 15px;
  border-top: 1px solid var(--ink-line);
  margin-top: 2px;
  padding-top: 13px;
}

.page-privacy .pp-details__body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
}

/* ---------- 结尾去向 ---------- */
.page-privacy .pp-outro {
  background: var(--deep);
  padding-block: clamp(38px, 6vw, 76px);
}

.page-privacy .pp-outro__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .pp-outro__lede {
  margin: 0 0 clamp(24px, 4vw, 38px);
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-privacy .pp-outro__links {
  display: grid;
  gap: 14px;
}

.page-privacy .pp-link-card {
  display: block;
  padding: 18px 18px 20px;
  border: 1px solid var(--line-strong);
  border-top: 2px solid var(--harbor);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.18s var(--ease), background-color 0.18s var(--ease);
}

.page-privacy .pp-link-card:hover,
.page-privacy .pp-link-card:focus-visible {
  border-color: var(--cyan);
  background: rgba(61, 245, 230, 0.06);
}

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

.page-privacy .pp-link-card__meta {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pp-link-card__title {
  display: block;
  margin: 9px 0 7px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pp-link-card__desc {
  display: block;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-privacy .pp-revision {
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding-top: 16px;
  max-width: 62ch;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-privacy .pp-outro__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-privacy .pp-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-privacy .pp-body__grid {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-index {
    position: sticky;
    top: 28px;
  }

  .page-privacy .pp-index__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .pp-index__item + .page-privacy .pp-index__item {
    margin-top: 2px;
  }

  .page-privacy .pp-index__link {
    padding: 8px 0 8px 12px;
    border: 0;
    border-left: 2px solid var(--ink-line);
    white-space: normal;
  }

  .page-privacy .pp-index__link:hover,
  .page-privacy .pp-index__link:focus-visible {
    border-left-color: var(--coral);
    color: var(--wine);
  }
}

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

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    background: #ffffff;
    color: #000000;
  }

  .page-privacy .pp-hero {
    padding-block: 0 16px;
  }

  .page-privacy .pp-figure,
  .page-privacy .pp-chips,
  .page-privacy .pp-index,
  .page-privacy .pp-outro__links {
    display: none;
  }

  .page-privacy .pp-title,
  .page-privacy .pp-sec__title,
  .page-privacy .pp-outro__title {
    color: #000000;
  }

  .page-privacy .pp-lede,
  .page-privacy .pp-outro__lede,
  .page-privacy .pp-revision,
  .page-privacy .pp-index__foot {
    color: #333333;
    opacity: 1;
  }

  .page-privacy .pp-body {
    background: #ffffff;
    border: 0;
    padding-block: 12px;
  }

  .page-privacy .pp-body__grid {
    display: block;
  }

  .page-privacy .pp-sec {
    break-inside: avoid;
    border-top: 1px solid #bbbbbb;
  }

  .page-privacy .pp-def,
  .page-privacy .pp-details {
    background: #ffffff;
    border-color: #999999;
  }

  .page-privacy .pp-outro {
    background: #ffffff;
    padding-block: 16px 0;
  }
}