/* ===== 隐私政策页面专属样式 ===== */
.page-privacy {
  --color-primary: #1B5E20;
  --color-accent: #FFD700;
  --color-accent-light: #FFEC8B;
  --color-neutral-dark: #333333;
  --color-neutral-medium: #666666;
  --color-neutral-light: #F5F5F5;
  --color-background: #FAFAFA;
  --color-surface: #FFFFFF;
  --font-base: 'Inter', 'SF Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
}

/* 面包屑（全局类适配） */
.page-privacy .breadcrumb {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-neutral-medium);
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-neutral-light);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs, 0.25rem);
}
.page-privacy .breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.page-privacy .breadcrumb a:hover {
  color: var(--color-accent);
}
.page-privacy .breadcrumb-sep {
  margin: 0 var(--spacing-xs, 0.25rem);
  color: var(--color-neutral-medium);
}

/* 标题区 */
.page-privacy .privacy-hero {
  margin-bottom: var(--spacing-xl);
}
.page-privacy .privacy-title {
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin: 0 0 var(--spacing-sm) 0;
  line-height: 1.1;
}
.page-privacy .privacy-subtitle {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-neutral-medium);
  max-width: 720px;
  margin: 0 0 var(--spacing-lg) 0;
}
.page-privacy .privacy-hero-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

/* 主布局：侧边导航 + 内容 */
.page-privacy .privacy-layout {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

/* 侧边导航 */
.page-privacy .privacy-side-nav {
  background: var(--color-surface);
  border-radius: 8px;
  padding: var(--spacing-lg);
  border: 1px solid var(--color-neutral-light);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-privacy .privacy-nav-title {
  font-size: 0.75rem;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-neutral-medium);
  margin: 0 0 var(--spacing-md) 0;
}
.page-privacy .privacy-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: var(--spacing-sm);
}
.page-privacy .privacy-nav-list li {
  flex-shrink: 0;
}
.page-privacy .privacy-nav-list a {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: 100px;
  background: var(--color-neutral-light);
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}
.page-privacy .privacy-nav-list a:hover,
.page-privacy .privacy-nav-list a:focus {
  background: var(--color-primary);
  color: var(--color-surface);
  outline: none;
}

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

/* 章节 */
.page-privacy .privacy-section {
  margin-bottom: var(--spacing-xl);
  scroll-margin-top: var(--spacing-lg);
}
.page-privacy .privacy-section:last-child {
  margin-bottom: 0;
}

/* 金色装饰线 */
.page-privacy .section-divider {
  width: 64px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
  margin-bottom: var(--spacing-md);
}

/* 章节标题 */
.page-privacy .section-title {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-primary);
  margin: 0 0 var(--spacing-md) 0;
  line-height: 1.2;
}

/* 章节正文 */
.page-privacy .section-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-neutral-dark);
  margin: 0 0 var(--spacing-md) 0;
}
.page-privacy .section-text:last-child {
  margin-bottom: 0;
}

/* 底部相关区域 */
.page-privacy .privacy-related {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-neutral-light);
}
.page-privacy .trust-statement {
  font-size: 0.85rem;
  color: var(--color-neutral-medium);
  line-height: 1.6;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-neutral-light);
  border-radius: 8px;
  margin-bottom: var(--spacing-lg);
  border-left: 4px solid var(--color-accent);
}

/* 底部链接 */
.page-privacy .privacy-footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.9rem;
  color: var(--color-neutral-medium);
}
.page-privacy .privacy-footer-link-item {
  font-weight: 500;
}
.page-privacy .privacy-footer-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}
.page-privacy .privacy-footer-link:hover {
  color: var(--color-accent);
}
.page-privacy .privacy-footer-link-sep {
  color: var(--color-neutral-light);
}

/* ===== 桌面端（≥768px） ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    margin-bottom: var(--spacing-xl);
  }
  .page-privacy .privacy-title {
    font-size: 3.6rem;
  }
  .page-privacy .privacy-subtitle {
    font-size: 1.05rem;
  }

  .page-privacy .privacy-layout {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-xl);
  }

  /* 侧边导航：桌面端垂直固定 */
  .page-privacy .privacy-side-nav {
    position: sticky;
    top: var(--spacing-lg);
    min-width: 200px;
    max-width: 220px;
    padding: var(--spacing-xl) var(--spacing-lg);
    overflow: visible;
    background: var(--color-surface);
    border: 1px solid var(--color-neutral-light);
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.05);
  }
  .page-privacy .privacy-nav-list {
    flex-direction: column;
    gap: var(--spacing-xs, 0.25rem);
  }
  .page-privacy .privacy-nav-list li {
    flex-shrink: 1;
  }
  .page-privacy .privacy-nav-list a {
    font-size: 0.8rem;
    font-weight: 400;
    white-space: normal;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    background: transparent;
    color: var(--color-neutral-medium);
    border-left: 3px solid transparent;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
  }
  .page-privacy .privacy-nav-list a:hover,
  .page-privacy .privacy-nav-list a:focus {
    background: rgba(27, 94, 32, 0.06);
    color: var(--color-primary);
    border-left-color: var(--color-accent);
  }

  .page-privacy .privacy-content {
    flex: 1;
    min-width: 0;
  }

  .page-privacy .section-title {
    font-size: 1.8rem;
  }
  .page-privacy .section-text {
    font-size: 1.05rem;
    line-height: 1.8;
  }
}

/* ===== 大桌面端（≥1200px） ===== */
@media (min-width: 1200px) {
  .page-privacy .privacy-side-nav {
    min-width: 240px;
    max-width: 260px;
  }
  .page-privacy .privacy-nav-list a {
    font-size: 0.85rem;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  .page-privacy .privacy-title {
    font-size: 4rem;
  }
  .page-privacy .section-title {
    font-size: 2rem;
  }
}

/* ===== 确保窄屏不横向溢出 ===== */
@media (max-width: 374px) {
  .page-privacy .privacy-title {
    font-size: 2rem;
  }
  .page-privacy .privacy-nav-list a {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
  }
  .page-privacy .section-title {
    font-size: 1.3rem;
  }
  .page-privacy .section-text {
    font-size: 0.95rem;
  }
  .page-privacy .privacy-footer-links {
    font-size: 0.8rem;
  }
}