.page-privacy {
  --privacy-rail: calc(var(--space-8) * 1.5);
  --privacy-clause-pad: calc(var(--space-6) + var(--space-1));
}

.page-privacy .privacy-crumbs {
  padding-block: var(--space-3) 0;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-block: var(--space-4) var(--section-y-lg);
  background: var(--color-surface);
}

.page-privacy .privacy-hero-grid {
  display: grid;
  gap: var(--space-6);
}

.page-privacy .privacy-kicker {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-privacy h1 {
  margin: 0 0 var(--space-3);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .privacy-lede {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-privacy .privacy-facts {
  display: grid;
  gap: var(--space-1);
  max-width: var(--measure);
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-facts li {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding-top: var(--space-1);
  border-top: 1px solid var(--color-line);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-privacy .privacy-facts li::before {
  content: "";
  flex: none;
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
}

.page-privacy .privacy-hero-media {
  margin: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

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

.page-privacy .privacy-hero-media .media-caption {
  padding: var(--space-1) var(--space-2) var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

/* ---------- 锚点索引 ---------- */
.page-privacy .privacy-index-band {
  padding-block: var(--section-y);
  background: var(--color-surface-alt);
  border-block: 1px solid var(--color-line);
}

.page-privacy .privacy-index {
  background: var(--color-surface);
}

.page-privacy .privacy-index-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-index-list a {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  font-size: var(--text-base);
  text-decoration: none;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.page-privacy .privacy-index-list a:hover,
.page-privacy .privacy-index-list a:focus-visible {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page-privacy .privacy-index-list .mono {
  flex: none;
  font-weight: 700;
  color: var(--color-primary);
}

/* ---------- 条款正文 ---------- */
.page-privacy .privacy-clause-section {
  padding-block: var(--privacy-clause-pad);
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
}

.page-privacy .privacy-clause {
  display: grid;
  gap: var(--space-3);
}

.page-privacy .privacy-clause-rail {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-privacy .privacy-clause-num {
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.page-privacy .privacy-clause-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-privacy .privacy-clause-body > p {
  max-width: var(--measure);
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

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

.page-privacy .privacy-points {
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-points--tight {
  margin-top: var(--space-2);
}

.page-privacy .privacy-points li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-privacy .privacy-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: var(--space-1);
  height: var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-accent);
}

.page-privacy .privacy-points strong {
  font-weight: 700;
  color: var(--color-ink);
}

/* 深色条款 */
.page-privacy .privacy-clause-section--dark {
  background: var(--color-contrast-surface);
  border-top-color: var(--color-contrast-line);
}

.page-privacy .privacy-clause-section--dark .privacy-clause-num {
  color: var(--color-contrast-accent);
}

.page-privacy .privacy-clause-section--dark .privacy-clause-title,
.page-privacy .privacy-clause-section--dark .privacy-points li,
.page-privacy .privacy-clause-section--dark .privacy-points strong {
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-clause-section--dark .privacy-clause-body > p {
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-privacy .privacy-clause-section--dark .privacy-points li::before {
  background: var(--color-contrast-accent);
}

/* 展开组 */
.page-privacy .expand-group {
  max-width: var(--measure);
  margin-top: var(--space-3);
}

.page-privacy .expand-trigger {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
  color: var(--color-ink);
  font-size: var(--text-base);
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.page-privacy .expand-trigger:hover,
.page-privacy .expand-trigger:focus-visible {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.page-privacy .expand-marker {
  flex: none;
  width: var(--space-2);
  height: var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-accent);
  transition: transform 0.2s ease;
}

.page-privacy .expand-trigger[aria-expanded="true"] .expand-marker {
  transform: rotate(45deg);
}

.page-privacy .expand-panel {
  padding: var(--space-2) var(--space-2) var(--space-1);
  border: 1px solid var(--color-line);
  border-top: 0;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: var(--color-surface);
}

/* ---------- 结尾出口 ---------- */
.page-privacy .privacy-outro {
  padding-block: var(--section-y) var(--section-y-lg);
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-line);
}

.page-privacy .privacy-outro-panel {
  display: grid;
  gap: var(--space-4);
}

.page-privacy .privacy-outro-copy h2 {
  margin: 0 0 var(--space-2);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-privacy .privacy-outro-copy p {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-privacy .privacy-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-privacy .privacy-index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-1) var(--space-3);
  }

  .page-privacy .privacy-outro-panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: var(--space-6);
  }
}

@media (min-width: 920px) {
  .page-privacy .privacy-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: var(--space-8);
  }

  .page-privacy .privacy-clause {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-privacy .privacy-clause-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}

@media (min-width: 1100px) {
  .page-privacy .privacy-index-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
</main>