.page-privacy {
  --privacy-gold: #D69E2E;
  --privacy-accent: #FF6B35;
  --privacy-border: #334155;

  position: relative;
  padding: 28px 20px 72px;
  background:
    radial-gradient(ellipse at 80% 0%, rgba(90, 103, 216, 0.10) 0%, transparent 50%),
    linear-gradient(rgba(99, 179, 237, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 179, 237, 0.03) 1px, transparent 1px);
  background-size: auto, 56px 56px, 56px 56px;
  font-family: var(--font-body);
}

.page-privacy__layout {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

/* == 条款导航 == */
.page-privacy__toc {
  border: 1px solid var(--privacy-border);
  background: rgba(2, 6, 23, 0.55);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-sm);
}

.page-privacy__toc .section-index {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text);
  font-family: var(--font-heading);
}

.page-privacy__toc::before {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  background: var(--privacy-gold);
  margin-bottom: 14px;
}

.page-privacy__toc-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
}

.page-privacy__toc-list li {
  margin-bottom: 2px;
}

.page-privacy__toc-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 14px;
  line-height: 1.3;
  border-left: 2px solid transparent;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-privacy__toc-list a:hover,
.page-privacy__toc-list a:focus {
  border-left-color: var(--privacy-accent);
  background: rgba(255, 107, 53, 0.06);
  color: var(--color-heading);
}

.page-privacy__toc-num {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--privacy-gold);
  letter-spacing: 0.05em;
  min-width: 26px;
}

.page-privacy__toc-help {
  border-top: 1px solid var(--privacy-border);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.page-privacy__toc-help p {
  margin: 0;
  font-size: 13px;
  color: var(--color-text);
  opacity: 0.9;
}

/* == 内容列 == */
.page-privacy__content {
  min-width: 0;
}

.page-privacy__header {
  padding: 18px 0 8px;
}

.page-privacy__header h1 {
  font-family: var(--font-heading);
  font-size: clamp(34px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.06;
  color: var(--color-heading);
  margin: 10px 0 14px;
}

.page-privacy__meta {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--privacy-gold);
  margin: 0 0 18px;
}

.page-privacy__lead {
  font-size: 17px;
  line-height: 1.75;
  color: var(--color-text);
  max-width: 72ch;
  margin: 0;
}

/* == 章节通用 == */
.page-privacy .privacy-section {
  border-top: 1px solid var(--privacy-border);
  padding: 38px 0 34px;
}

.page-privacy .privacy-section:first-of-type {
  border-top: none;
}

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

.page-privacy .privacy-section__num {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--privacy-gold);
  line-height: 1;
}

.page-privacy .privacy-section__head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-heading);
}

.page-privacy .privacy-section p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0 0 14px;
  max-width: 76ch;
}

/* == 条款列表 == */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 8px;
  border: 1px solid var(--privacy-accent);
  transform: rotate(45deg);
}

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

/* == 高亮框与注解 == */
.page-privacy .privacy-highlight {
  border: 1px solid rgba(255, 107, 53, 0.45);
  border-left: 4px solid var(--privacy-accent);
  background: rgba(255, 107, 53, 0.055);
  padding: 18px 20px;
  margin: 22px 0;
}

.page-privacy .privacy-highlight p {
  margin: 0;
}

.page-privacy .privacy-note {
  font-size: 13px;
  color: rgba(204, 214, 246, 0.85);
  border-left: 2px solid var(--color-cyan);
  background: rgba(99, 179, 237, 0.05);
  padding: 10px 16px;
  margin: 18px 0 0;
}

/* == 图文栅格 == */
.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin: 24px 0;
}

.page-privacy .privacy-grid h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--color-cyan);
  margin: 22px 0 10px;
}

.page-privacy .privacy-grid h3:first-child {
  margin-top: 0;
}

.page-privacy .privacy-grid .media-frame {
  margin: 4px 0 0;
}

/* == 术语注释 == */
.page-privacy .term {
  position: relative;
  border-bottom: 1px dashed var(--color-cyan);
  cursor: help;
}

.page-privacy .term__tip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  z-index: 5;
  min-width: 180px;
  padding: 10px 12px;
  background: var(--color-bg-deep);
  border: 1px solid var(--privacy-border);
  border-top: 2px solid var(--privacy-accent);
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text);
  box-shadow: var(--shadow-md);
}

.page-privacy .term:hover .term__tip,
.page-privacy .term:focus .term__tip {
  display: block;
}

/* == 页脚行动区 == */
.page-privacy__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 24px 0 10px;
}

.page-privacy__icp {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: rgba(204, 214, 246, 0.6);
  border-top: 1px solid var(--privacy-border);
  padding-top: 18px;
  margin-top: 30px;
}

/* == 响应式：平板及以上 == */
@media (min-width: 680px) {
  .page-privacy .privacy-grid.storage {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: center;
  }

  .page-privacy .privacy-grid.rights {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: center;
  }

  .page-privacy .privacy-grid .media-frame {
    margin: 0;
  }
}

@media (min-width: 920px) {
  .page-privacy {
    padding: 40px 48px 96px;
  }

  .page-privacy__layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-privacy__toc {
    position: sticky;
    top: 84px;
    max-height: calc(100vh - 104px);
    overflow-y: auto;
    padding: 20px;
  }

  .page-privacy__content {
    padding-top: 6px;
  }
}