/* ===== 隐私中心 · 页面专属样式（作用域 .page-privacy） ===== */

.page-privacy {
  --pp-block: var(--s1);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: calc(var(--s1) * 0.85) 0 var(--s1);
  background: linear-gradient(165deg, var(--forest) 0%, #0b2130 58%, var(--night) 100%);
  color: var(--on-dark);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--amber);
}

.page-privacy .privacy-hero .eyebrow {
  color: var(--amber);
  letter-spacing: 0.14em;
}

.page-privacy .privacy-hero__title {
  margin: 16px 0 0;
  max-width: 22ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.2vw, 56px);
  line-height: 1.07;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .privacy-hero__lede {
  margin: 22px 0 0;
  max-width: 62ch;
  color: var(--on-dark);
}

.page-privacy .privacy-hero__meta {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  line-height: 1.6;
  color: var(--on-dark-soft);
}

.page-privacy .privacy-hero__figure {
  margin: 40px 0 0;
  border-color: var(--rule-light);
}

.page-privacy .privacy-hero__figure .media-frame__caption {
  color: var(--on-dark-soft);
}

@media (min-width: 760px) {
  .page-privacy .privacy-hero__meta {
    grid-auto-flow: column;
    justify-content: start;
    gap: 30px;
  }

  .page-privacy .privacy-hero__meta li {
    position: relative;
  }

  .page-privacy .privacy-hero__meta li + li::before {
    content: "";
    position: absolute;
    left: -15px;
    top: 0.5em;
    width: 1px;
    height: 0.9em;
    background: var(--rule-light);
  }
}

/* ---------- 正文与目录布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s1);
  padding: var(--s2) 0 calc(var(--s2) * 0.75);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) 262px;
    gap: 72px;
    align-items: start;
    padding-top: var(--s2);
  }
}

.page-privacy .privacy-body {
  max-width: 70ch;
}

.page-privacy .privacy-body p {
  margin: 0 0 18px;
  font-size: 16.5px;
  line-height: 1.85;
}

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

/* ---------- 章节 ---------- */
.page-privacy .privacy-section {
  margin-top: var(--pp-block);
  padding-top: var(--pp-block);
  border-top: 1px solid var(--rule);
  scroll-margin-top: 96px;
}

.page-privacy .privacy-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.page-privacy .privacy-section__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-section__num {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 30px;
  background: var(--sand);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3vw, 29px);
  line-height: 1.3;
  color: var(--ink);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 18px 0 22px;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.82;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 9px;
  height: 1px;
  background: var(--amber);
}

/* ---------- 字段说明表 ---------- */
.page-privacy .privacy-facts {
  margin: 24px 0 4px;
  border-top: 1px solid var(--rule-strong);
}

.page-privacy .privacy-facts__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule);
}

.page-privacy .privacy-facts__term {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15.5px;
  color: var(--forest);
}

.page-privacy .privacy-facts__desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink);
}

@media (min-width: 720px) {
  .page-privacy .privacy-facts__row {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 26px;
    align-items: baseline;
  }
}

/* ---------- 数据表 ---------- */
.page-privacy .privacy-table-wrap {
  margin: 26px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-privacy .privacy-table th {
  padding: 11px 14px;
  text-align: left;
  background: var(--forest);
  color: var(--on-dark);
  font-family: var(--font-data);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.page-privacy .privacy-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  line-height: 1.7;
  color: var(--ink);
}

.page-privacy .privacy-table tbody tr:nth-child(even) {
  background: rgba(232, 220, 184, 0.36);
}

.page-privacy .privacy-table td:first-child {
  font-weight: 600;
  color: var(--forest);
}

.page-privacy .privacy-table td:last-child,
.page-privacy .privacy-table td:nth-child(2) {
  font-family: var(--font-data);
  font-size: 13.5px;
  letter-spacing: 0.01em;
}

/* ---------- 提示条 ---------- */
.page-privacy .privacy-note {
  margin: 24px 0;
  padding: 15px 18px;
  border-left: 3px solid var(--brick);
  background: rgba(166, 58, 42, 0.06);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink);
}

.page-privacy .privacy-note__label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--brick);
}

/* ---------- 信息生命周期图 ---------- */
.page-privacy .privacy-lifecycle {
  margin: 26px 0;
  padding: 22px 16px 12px;
  background: rgba(232, 220, 184, 0.42);
  border: 1px solid var(--rule);
}

.page-privacy .privacy-lifecycle svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-privacy .lc-axis {
  stroke: var(--rule-strong);
  stroke-width: 1;
}

.page-privacy .lc-dot {
  fill: var(--forest);
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 220ms var(--ease), fill 220ms var(--ease);
}

.page-privacy .lc-step {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  fill: var(--muted);
}

.page-privacy .lc-label {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  fill: var(--ink);
  transition: fill 220ms var(--ease);
}

.page-privacy .lc-desc {
  font-family: var(--font-body);
  font-size: 12px;
  fill: var(--muted);
}

.page-privacy .lc-node:hover .lc-dot,
.page-privacy .lc-node:focus-within .lc-dot {
  transform: scale(1.22);
  fill: var(--amber);
}

.page-privacy .lc-node:hover .lc-label,
.page-privacy .lc-node:focus-within .lc-label {
  fill: var(--brick);
}

/* ---------- 折叠补充说明 ---------- */
.page-privacy .privacy-fold {
  margin: 24px 0 0;
  border: 1px solid var(--rule);
  background: rgba(232, 220, 184, 0.3);
}

.page-privacy .privacy-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--forest);
}

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

.page-privacy .privacy-fold__summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-data);
  font-size: 16px;
  color: var(--muted);
}

.page-privacy .privacy-fold[open] .privacy-fold__summary::after {
  content: "\2212";
}

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

.page-privacy .privacy-fold__body {
  padding: 0 18px 18px;
  border-top: 1px solid var(--rule);
}

.page-privacy .privacy-fold__body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 版本更新提示 ---------- */
.page-privacy .privacy-update {
  margin-top: var(--s1);
  padding: 18px 20px;
  border: 1px solid var(--rule);
  border-top: 2px solid var(--muted);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.page-privacy .privacy-update__meta {
  margin: 0 0 6px;
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--forest);
}

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

/* ---------- 条款目录 ---------- */
.page-privacy .privacy-toc {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 2px;
  border-bottom: 1px solid var(--rule);
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  transition: color 180ms var(--ease), padding-left 180ms var(--ease);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-family: var(--font-data);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: color 180ms var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--brick);
  padding-left: 6px;
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--amber);
}

@media (min-width: 1000px) {
  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .lc-dot,
  .page-privacy .lc-label,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__num {
    transition: none;
  }
}

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

  .page-privacy .privacy-hero {
    background: none;
    color: #000000;
    padding: 0 0 12pt;
  }

  .page-privacy .privacy-hero::before {
    display: none;
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-hero__lede,
  .page-privacy .privacy-hero__meta,
  .page-privacy .privacy-hero__figure .media-frame__caption {
    color: #000000;
  }

  .page-privacy .privacy-toc,
  .page-privacy .privacy-fold__summary::after {
    display: none;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    padding: 12pt 0 0;
  }

  .page-privacy .privacy-body {
    max-width: none;
  }

  .page-privacy .privacy-note,
  .page-privacy .privacy-table,
  .page-privacy .privacy-lifecycle {
    break-inside: avoid;
  }
}
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