.page-privacy {
  --privacy-panel: rgba(20, 29, 51, 0.66);
  --privacy-sidebar-w: 272px;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: 30px 0 0;
  overflow: hidden;
}
.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 280px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent);
  pointer-events: none;
}
.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  position: relative;
}
.page-privacy .privacy-hero .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--muted);
}
.page-privacy .privacy-hero .breadcrumb-link {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s var(--ease);
}
.page-privacy .privacy-hero .breadcrumb-link:hover {
  color: var(--neutron);
}
.page-privacy .privacy-hero .breadcrumb-current {
  color: var(--paper);
}
.page-privacy .privacy-hero .kicker {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pulse);
}
.page-privacy .privacy-hero__title {
  margin: 0 0 16px;
  font-size: clamp(30px, 4.5vw, 46px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}
.page-privacy .privacy-hero__title::after {
  content: "";
  display: block;
  width: 68px;
  height: 4px;
  margin-top: 18px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--neutron), var(--pulse));
}
.page-privacy .privacy-hero .lead {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}
.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}
.page-privacy .privacy-hero__media {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(0, 255, 163, 0.08), rgba(0, 200, 255, 0.08));
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}
.page-privacy .privacy-hero__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* ---------- 数据治理快照 ---------- */
.page-privacy .privacy-proof {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--privacy-panel);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.22);
}
.page-privacy .privacy-proof__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-proof__item:nth-child(odd) {
  border-right: 1px solid var(--line);
}
.page-privacy .privacy-proof__item:nth-last-child(-n+2) {
  border-bottom: 0;
}
.page-privacy .privacy-proof .data-number {
  font-size: 25px;
  line-height: 1.25;
}
.page-privacy .privacy-proof__label {
  font-size: 12px;
  color: var(--muted);
}

/* ---------- 主体布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
  margin-top: 40px;
}

/* ---------- 左侧目录 ---------- */
.page-privacy .privacy-toc__inner {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(20, 29, 51, 0.5);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}
.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--pulse);
}
.page-privacy .privacy-toc__nav {
  display: flex;
  flex-direction: column;
}
.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--paper);
  text-decoration: none;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}
.page-privacy .privacy-toc__link:hover {
  background: rgba(0, 255, 163, 0.08);
  color: var(--neutron);
  transform: translateX(4px);
}
.page-privacy .privacy-toc__num {
  min-width: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--pulse);
}
.page-privacy .privacy-toc__aside {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: linear-gradient(135deg, rgba(0, 255, 163, 0.07), rgba(0, 200, 255, 0.07));
}
.page-privacy .privacy-toc__aside-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--neutron);
}
.page-privacy .privacy-toc__aside-text {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 右侧正文 ---------- */
.page-privacy .privacy-content {
  min-width: 0;
}
.page-privacy .privacy-section {
  margin-bottom: 36px;
  padding-left: 18px;
  border-left: 2px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: border-color 0.4s var(--ease);
}
.page-privacy .privacy-section:target {
  border-left-color: var(--neutron);
  animation: privacy-section-flash 1.2s var(--ease);
}
.page-privacy .privacy-section__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.page-privacy .privacy-section__index {
  flex: 0 0 auto;
  padding: 3px 9px;
  border: 1px solid rgba(0, 255, 163, 0.3);
  border-radius: 6px;
  background: rgba(0, 255, 163, 0.1);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--neutron);
}
.page-privacy .privacy-section__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 27px);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

/* ---------- 正文排版 ---------- */
.page-privacy .prose p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}
.page-privacy .prose ul {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}
.page-privacy .prose li {
  position: relative;
  margin-bottom: 10px;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.page-privacy .prose li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--neutron), var(--pulse));
}
.page-privacy .prose li strong {
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 折叠说明 ---------- */
.page-privacy .privacy-details {
  margin: 16px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}
.page-privacy .privacy-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
  list-style: none;
  cursor: pointer;
  user-select: none;
  transition: background-color 0.3s var(--ease);
}
.page-privacy .privacy-details summary::-webkit-details-marker {
  display: none;
}
.page-privacy .privacy-details summary:hover {
  background: rgba(0, 255, 163, 0.05);
}
.page-privacy .privacy-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--neutron);
  transition: transform 0.3s var(--ease);
}
.page-privacy .privacy-details[open] summary {
  border-bottom: 1px solid var(--line);
}
.page-privacy .privacy-details[open] summary::after {
  transform: rotate(45deg);
}
.page-privacy .privacy-details p {
  margin: 0;
  padding: 14px 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0 16px;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-contact .contact-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.page-privacy .privacy-contact .contact-item:hover {
  border-color: rgba(0, 200, 255, 0.5);
  transform: translateY(-2px);
}
.page-privacy .privacy-contact .contact-label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-privacy .privacy-contact .contact-value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  word-break: break-word;
}
.page-privacy .privacy-contact__note {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--pulse);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: rgba(0, 200, 255, 0.06);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}
.page-privacy .privacy-contact__icp {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 关联页面 ---------- */
.page-privacy .privacy-related {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(0, 255, 163, 0.05), rgba(0, 200, 255, 0.05));
}
.page-privacy .privacy-related__title {
  display: block;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--pulse);
}
.page-privacy .privacy-related__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-privacy .privacy-related__link {
  display: inline-flex;
  align-items: center;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background-color 0.3s var(--ease);
}
.page-privacy .privacy-related__link:hover {
  border-color: var(--neutron);
  background: rgba(0, 255, 163, 0.08);
  color: var(--neutron);
}

/* ---------- 动画 ---------- */
@keyframes privacy-section-flash {
  0% {
    background-color: rgba(0, 255, 163, 0.09);
  }
  100% {
    background-color: transparent;
  }
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-proof {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-privacy .privacy-proof__item,
  .page-privacy .privacy-proof__item:nth-child(odd) {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }
  .page-privacy .privacy-proof__item:last-child {
    border-right: 0;
  }
}

@media (min-width: 640px) {
  .page-privacy .privacy-contact {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-sidebar-w) minmax(0, 1fr);
    gap: 48px;
  }
  .page-privacy .privacy-toc__inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}