.page-privacy {
  --toc-width: 220px;
  --toc-gap: 2.5rem;
  --heading-line-color: #FF6B35;
  --highlight-bg: rgba(255, 107, 53, 0.12);
  --highlight-border: rgba(255, 107, 53, 0.35);
  --section-gap: 2.5rem;
  --text-body: #E8EDF5;
  --text-muted: #A0B8D4;
  color: var(--text-body);
  padding: 0 var(--space-md);
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ========== 面包屑 ========== */
.privacy-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  font-family: var(--font-body);
}

.privacy-breadcrumb a {
  color: var(--primary-orange);
  text-decoration: none;
  transition: color 0.2s;
}

.privacy-breadcrumb a:hover,
.privacy-breadcrumb a:focus-visible {
  color: #ff8a5c;
  outline: 2px solid var(--primary-orange);
  outline-offset: 2px;
}

.breadcrumb-sep {
  color: var(--text-secondary);
  opacity: 0.5;
}

/* ========== 页面标题区 ========== */
.privacy-hero {
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: 1px solid rgba(176, 196, 222, 0.15);
  margin-bottom: var(--space-xl);
}

.privacy-hero-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--text-primary);
  margin: 0 0 var(--space-sm);
  line-height: 1.2;
}

.privacy-hero-desc {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.7;
  color: var(--text-body);
  max-width: 720px;
  margin: 0 0 var(--space-md);
}

.privacy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-body);
}

.meta-divider {
  opacity: 0.35;
}

/* ========== 主体两列布局 ========== */
.privacy-layout {
  display: flex;
  flex-direction: column;
  gap: var(--toc-gap);
  padding-bottom: var(--space-2xl);
}

/* ========== 目录（移动端优先） ========== */
.privacy-toc {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  border-left: 3px solid var(--heading-line-color);
  flex-shrink: 0;
}

.toc-heading {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: 0.95rem;
  color: var(--text-primary);
  margin: 0 0 var(--space-sm);
  letter-spacing: 0.02em;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
}

.toc-link {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-orange);
  text-decoration: none;
  padding: 0.15rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, color 0.25s;
}

.toc-link:hover,
.toc-link:focus-visible {
  border-bottom-color: var(--primary-orange);
  color: #ff8a5c;
  outline: none;
}

/* ========== 正文内容区 ========== */
.privacy-content {
  flex: 1;
  min-width: 0;
}

/* ========== 章节通用 ========== */
.privacy-section {
  margin-bottom: var(--section-gap);
  padding-top: var(--space-sm);
}

.section-heading {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  color: var(--text-primary);
  margin: 0 0 var(--space-md);
  padding-left: 0.75rem;
  border-left: 3px solid var(--heading-line-color);
  line-height: 1.3;
}

.section-intro {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
  margin: 0 0 var(--space-md);
}

.section-list {
  list-style: none;
  margin: 0 0 var(--space-md);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.section-list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-body);
}

.section-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--primary-orange);
  border-radius: 1px;
  transform: rotate(45deg);
  opacity: 0.7;
}

.section-list li strong {
  color: var(--text-primary);
  font-weight: 600;
}

.section-footnote {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-muted);
  padding: var(--space-sm) var(--space-md);
  background: rgba(176, 196, 222, 0.06);
  border-radius: var(--radius-sm);
  border-left: 2px solid rgba(176, 196, 222, 0.2);
}

/* ========== 数据安全章节 - 图文弹性 ========== */
.privacy-section-security .security-flex {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  align-items: flex-start;
}

.security-text {
  flex: 1;
  min-width: 0;
}

.security-visual {
  flex-shrink: 0;
  align-self: center;
}

.security-img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  padding: 0.5rem;
  box-shadow: 0 0 0 1px rgba(255, 107, 53, 0.15);
  transition: box-shadow 0.35s;
}

.security-img:hover {
  box-shadow: 0 0 0 1px var(--border-glow), 0 8px 24px rgba(255, 107, 53, 0.08);
}

/* ========== 亮橙色高亮框 ========== */
.highlight-box {
  background: var(--highlight-bg);
  border: 1px solid var(--highlight-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  margin-top: var(--space-lg);
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.75;
  transition: background 0.3s, border-color 0.3s;
}

.highlight-box p {
  margin: 0;
}

.highlight-box strong {
  color: var(--primary-orange);
  font-weight: 600;
}

/* ========== 底部链接 ========== */
.privacy-footer-links {
  display: flex;
  align-items: center;
  gap: 0.8rem 1.2rem;
  flex-wrap: wrap;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(176, 196, 222, 0.12);
  margin-top: var(--space-xl);
}

.footer-link-item {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--primary-orange);
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, color 0.25s;
}

.footer-link-item:hover,
.footer-link-item:focus-visible {
  border-bottom-color: var(--primary-orange);
  color: #ff8a5c;
  outline: none;
}

.link-sep {
  color: var(--text-secondary);
  opacity: 0.35;
}

/* ========== 滚动渐入 ========== */
.privacy-section[data-reveal] {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

/* ========== 桌面端 ≥768px ========== */
@media (min-width: 768px) {
  .page-privacy {
    padding: 0 var(--space-lg);
  }

  .privacy-layout {
    flex-direction: row;
    align-items: flex-start;
  }

  .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + var(--space-md));
    width: var(--toc-width);
    flex-shrink: 0;
    padding: var(--space-lg) var(--space-md);
  }

  .toc-list {
    flex-direction: column;
    gap: 0.6rem;
  }

  .toc-link {
    font-size: 0.9375rem;
  }

  .privacy-content {
    max-width: 780px;
  }

  .privacy-section-security .security-flex {
    flex-direction: row;
    align-items: flex-start;
  }

  .security-visual {
    align-self: flex-start;
    margin-top: 0.25rem;
  }

  .privacy-hero {
    padding: var(--space-2xl) 0 var(--space-lg);
  }
}

/* ========== 桌面端 ≥1024px ========== */
@media (min-width: 1024px) {
  .page-privacy {
    padding: 0 var(--space-xl);
  }

  .privacy-toc {
    width: 240px;
    padding: var(--space-xl) var(--space-lg);
  }

  .section-heading {
    font-size: 1.7rem;
  }
}

/* ========== 打印优化 ========== */
@media print {
  .page-privacy {
    color: #222;
    background: #fff;
    padding: 1rem;
  }

  .privacy-toc {
    display: none;
  }

  .privacy-hero-title {
    color: #111;
  }

  .section-heading {
    border-left-color: #333;
    color: #111;
  }

  .highlight-box {
    background: #f5f5f5;
    border-color: #ccc;
  }

  .privacy-footer-links {
    border-top-color: #ccc;
  }
}