.page-privacy {
  --doc-measure: 68ch;
  padding-bottom: 72px;
}

.page-privacy .breadcrumbs {
  margin: 20px 0 28px;
}

.page-privacy .privacy-hero {
  padding-bottom: 40px;
}

.page-privacy .index-tag {
  display: inline-block;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-privacy .page-title {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(30px, 7vw, 50px);
  line-height: 1.14;
  letter-spacing: -.5px;
  color: var(--ink);
}

.page-privacy .lede {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 17px;
  line-height: 1.78;
  color: var(--slate);
}

/* 首屏三条速览 */
.page-privacy .quick-facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .quick-fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--mist);
}

.page-privacy .quick-fact--indigo {
  background: var(--indigo);
  border-color: var(--indigo);
}

.page-privacy .qf-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--blue);
}

.page-privacy .quick-fact--indigo .qf-num {
  color: var(--amber);
}

.page-privacy .qf-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .quick-fact--indigo .qf-title {
  color: var(--paper);
}

.page-privacy .qf-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
}

.page-privacy .quick-fact--indigo .qf-text {
  color: #C7D6F5;
}

/* 文档骨架 */
.page-privacy .doc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "toc"
    "body";
  gap: 28px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-privacy .doc-toc {
  grid-area: toc;
  padding-top: 20px;
}

.page-privacy .doc-toc-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-privacy .doc-toc ol {
  margin: 0;
  padding: 0 0 0 14px;
  list-style: none;
  border-left: 2px solid var(--line);
}

.page-privacy .doc-toc li {
  margin: 0;
}

.page-privacy .doc-toc a {
  display: block;
  padding: 7px 8px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--slate);
  text-decoration: none;
  transition: color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .doc-toc a:hover,
.page-privacy .doc-toc a:focus-visible {
  color: var(--blue);
  background: var(--mist);
}

.page-privacy .toc-num {
  display: inline-block;
  min-width: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blue);
}

.page-privacy .doc-layout:has(#sec-collect:target) .doc-toc a[href="#sec-collect"],
.page-privacy .doc-layout:has(#sec-storage:target) .doc-toc a[href="#sec-storage"],
.page-privacy .doc-layout:has(#sec-cookie:target) .doc-toc a[href="#sec-cookie"],
.page-privacy .doc-layout:has(#sec-retention:target) .doc-toc a[href="#sec-retention"],
.page-privacy .doc-layout:has(#sec-rights:target) .doc-toc a[href="#sec-rights"] {
  color: var(--indigo);
  font-weight: 700;
  background: var(--mist);
}

/* 正文 */
.page-privacy .doc-body {
  grid-area: body;
  min-width: 0;
  max-width: var(--doc-measure);
}

.page-privacy .doc-section {
  scroll-margin-top: 96px;
}

.page-privacy .doc-section + .doc-section {
  margin-top: 52px;
  padding-top: 52px;
  border-top: 1px solid var(--line);
}

.page-privacy .doc-num {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-privacy .doc-section:target .doc-num {
  color: var(--orange);
}

.page-privacy .doc-heading {
  margin: 0 0 18px;
  font-size: clamp(22px, 4.2vw, 29px);
  line-height: 1.3;
  letter-spacing: -.3px;
  color: var(--ink);
}

.page-privacy .doc-body p {
  margin: 0 0 16px;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--slate);
}

.page-privacy .doc-body p strong {
  color: var(--ink);
}

.page-privacy .doc-body ul {
  margin: 0 0 18px;
  padding-left: 20px;
}

.page-privacy .doc-body li {
  margin-bottom: 9px;
  font-size: 16px;
  line-height: 1.72;
  color: var(--slate);
}

.page-privacy .doc-body li::marker {
  color: var(--blue);
}

.page-privacy .doc-body li strong {
  color: var(--ink);
}

/* 两类信息卡 */
.page-privacy .fact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 22px 0 20px;
}

.page-privacy .fact-card {
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: var(--mist);
  border-left: 3px solid var(--blue);
}

.page-privacy .fact-card--b {
  border-left-color: var(--teal);
}

.page-privacy .fact-card-title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
}

.page-privacy .fact-card ul {
  margin: 0 0 10px;
  padding-left: 18px;
}

.page-privacy .fact-card li {
  font-size: 15px;
  margin-bottom: 6px;
}

.page-privacy .fact-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate);
}

/* 图片 */
.page-privacy .storage-figure {
  margin: 24px 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-privacy .storage-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* 提示块 */
.page-privacy .note-block {
  margin: 22px 0;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  background: var(--mist);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}

.page-privacy .note-block--flat {
  border-left-color: var(--blue);
}

.page-privacy .note-block p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
}

/* 键名清单 */
.page-privacy .key-details {
  margin: 20px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--paper);
  overflow: hidden;
}

.page-privacy .key-details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--indigo);
  background: var(--paper);
}

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

.page-privacy .key-details summary::after {
  content: "＋";
  font-family: var(--font-mono);
  color: var(--blue);
}

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

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

.page-privacy .key-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 12px 16px;
  border-top: 1px dashed var(--line);
}

.page-privacy .key-row code {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--indigo);
  word-break: break-all;
}

.page-privacy .key-row span {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--slate);
}

/* 保存期限列表 */
.page-privacy .retention-list {
  padding-left: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-privacy .retention-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}

/* 联系面板 */
.page-privacy .contact-panel {
  margin: 26px 0 22px;
  padding: 22px 20px;
  border-radius: var(--radius-lg);
  background: var(--indigo);
  color: var(--paper);
}

.page-privacy .contact-title {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

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

.page-privacy .contact-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 3px;
  padding: 11px 0;
  border-top: 1px solid rgba(255, 255, 255, .16);
  color: #D6E1FA;
}

.page-privacy .contact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--amber);
}

.page-privacy .contact-value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-privacy .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-privacy .doc-footnote {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-privacy .fact-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .key-row {
    grid-template-columns: 210px minmax(0, 1fr);
    align-items: baseline;
  }

  .page-privacy .quick-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-privacy {
    padding-bottom: 96px;
  }

  .page-privacy .privacy-hero {
    padding-bottom: 52px;
  }

  .page-privacy .doc-layout {
    grid-template-columns: minmax(0, 1fr) 236px;
    grid-template-areas: "body toc";
    column-gap: 56px;
    padding-top: 40px;
  }

  .page-privacy .doc-toc {
    position: sticky;
    top: 96px;
    align-self: start;
    padding-top: 0;
  }

  .page-privacy .doc-section + .doc-section {
    margin-top: 64px;
    padding-top: 64px;
  }

  .page-privacy .contact-panel {
    padding: 26px 24px;
  }
}

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