.page-privacy {
  --privacy-red: #E03A3E;
  --privacy-red-dim: rgba(224, 58, 62, 0.08);
  --privacy-red-border: rgba(224, 58, 62, 0.35);
  --privacy-section-gap: 48px;
  --privacy-padding-block: 32px;
  display: block;
  width: 100%;
  background-color: var(--bg-light, #F5F5F5);
  color: var(--text-primary, #121212);
  font-family: var(--font-body, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
  line-height: 1.6;
}

/* 容器继承共享样式，补充页面内边距 */
.page-privacy .container {
  max-width: var(--content-width, 1280px);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* 面包屑 */
.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding-top: 20px;
  padding-bottom: 12px;
  font-size: 0.8125rem;
  color: var(--text-secondary, #757575);
  letter-spacing: 0.02em;
}

.page-privacy .breadcrumb a {
  color: var(--text-secondary, #757575);
  text-decoration: none;
  transition: color var(--transition, 0.2s ease);
  border-bottom: 1px solid transparent;
}

.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: var(--privacy-red);
  border-bottom-color: var(--privacy-red);
}

.page-privacy .breadcrumb__sep {
  color: var(--border, #E0E0E0);
  font-weight: 300;
}

.page-privacy .breadcrumb__current {
  color: var(--text-primary, #121212);
  font-weight: 600;
}

/* 页面标题区 */
.page-privacy .page-header {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 8px;
  padding-bottom: 36px;
  border-bottom: 2px solid var(--privacy-red-border);
  margin-bottom: var(--privacy-section-gap);
}

.page-privacy .page-header__text {
  flex: 1;
}

.page-privacy .page-header__title {
  margin: 0 0 12px 0;
  font-family: var(--font-heading, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
  font-weight: 900;
  font-size: clamp(1.75rem, 4.5vw, 2.625rem);
  color: var(--text-primary, #121212);
  letter-spacing: 0.03em;
  line-height: 1.15;
  position: relative;
}

.page-privacy .page-header__title::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 0.85em;
  background-color: var(--privacy-red);
  margin-right: 14px;
  vertical-align: middle;
  border-radius: 2px;
}

.page-privacy .page-header__desc {
  margin: 0;
  font-size: 1rem;
  color: var(--text-secondary, #757575);
  max-width: 640px;
  line-height: 1.65;
}

.page-privacy .page-header__icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  flex-shrink: 0;
  align-self: flex-start;
  border: 2px solid var(--privacy-red-border);
  padding: 8px;
  border-radius: 4px;
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* 政策章节 */
.page-privacy .policy-section {
  padding-top: var(--privacy-padding-block);
  padding-bottom: var(--privacy-padding-block);
  margin-bottom: var(--privacy-section-gap);
  background-color: #ffffff;
  border-left: 5px solid var(--privacy-red);
  border-radius: 0 4px 4px 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  transition: box-shadow var(--transition, 0.2s ease);
}

.page-privacy .policy-section:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.10);
}

.page-privacy .policy-section__title {
  margin: 0 0 18px 0;
  font-family: var(--font-heading, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
  font-weight: 900;
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  color: var(--privacy-red);
  letter-spacing: 0.02em;
  line-height: 1.25;
  padding-left: 4px;
}

.page-privacy .policy-section__content {
  padding-left: 4px;
  font-size: 0.9375rem;
  color: var(--text-primary, #121212);
}

.page-privacy .policy-section__content p {
  margin: 0 0 16px 0;
  line-height: 1.7;
}

.page-privacy .policy-section__content p:last-child {
  margin-bottom: 0;
}

.page-privacy .policy-section__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-privacy .policy-section__list li {
  padding: 0 0 0 22px;
  position: relative;
  line-height: 1.65;
}

.page-privacy .policy-section__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  background-color: var(--privacy-red-border);
  border-radius: 50%;
  border: 1.5px solid var(--privacy-red);
}

.page-privacy .policy-section__term {
  font-weight: 700;
  color: var(--text-primary, #121212);
  display: inline-block;
  margin-bottom: 2px;
  font-size: 0.975rem;
}

.page-privacy .policy-section__explain {
  display: inline;
  color: var(--text-secondary, #757575);
}

.page-privacy .policy-section__email {
  color: var(--privacy-red);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--privacy-red-border);
  transition: border-color var(--transition, 0.2s ease), color var(--transition, 0.2s ease);
}

.page-privacy .policy-section__email:hover,
.page-privacy .policy-section__email:focus-visible {
  color: var(--privacy-red);
  border-bottom-color: var(--privacy-red);
}

/* data-highlight 模拟工具提示 */
.page-privacy [data-highlight] {
  position: relative;
  cursor: help;
  border-bottom: 1px dashed var(--privacy-red-border);
}

.page-privacy [data-highlight]::after {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 0;
  background-color: var(--bg-dark, #1A1A1A);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 400;
  padding: 6px 12px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  z-index: 10;
  line-height: 1.4;
  font-family: var(--font-body, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
}

.page-privacy [data-highlight="cookie"]::after {
  content: '小型文本文件，用于记录浏览偏好';
}

.page-privacy [data-highlight]:hover::after,
.page-privacy [data-highlight]:focus-visible::after {
  opacity: 1;
}

/* 联系信息区 */
.page-privacy .contact-section {
  padding-top: var(--privacy-padding-block);
  padding-bottom: var(--privacy-padding-block);
  margin-bottom: var(--privacy-section-gap);
  background-color: #ffffff;
  border-left: 5px solid var(--privacy-red);
  border-radius: 0 4px 4px 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.page-privacy .contact-section__title {
  margin: 0 0 18px 0;
  font-family: var(--font-heading, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
  font-weight: 900;
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  color: var(--privacy-red);
  letter-spacing: 0.02em;
  line-height: 1.25;
  padding-left: 4px;
}

.page-privacy .contact-section__content {
  padding-left: 4px;
  font-size: 0.9375rem;
}

.page-privacy .contact-section__intro {
  margin: 0 0 16px 0;
  color: var(--text-primary, #121212);
  line-height: 1.7;
}

.page-privacy .contact-section__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-privacy .contact-section__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 8px;
  padding: 6px 0 6px 20px;
  border-bottom: 1px solid var(--border, #E0E0E0);
  line-height: 1.6;
}

.page-privacy .contact-section__list li:last-child {
  border-bottom: none;
}

.page-privacy .contact-section__list li::before {
  content: '→';
  color: var(--privacy-red);
  font-weight: 700;
  margin-left: -20px;
  width: 16px;
  flex-shrink: 0;
}

.page-privacy .contact-section__label {
  font-weight: 600;
  color: var(--text-primary, #121212);
  min-width: 72px;
}

.page-privacy .contact-section__note {
  color: var(--text-secondary, #757575);
  font-size: 0.875rem;
}

/* 相关页面导航 */
.page-privacy .related-links {
  padding-top: 12px;
  padding-bottom: 32px;
  margin-bottom: var(--privacy-section-gap);
}

.page-privacy .related-links__title {
  margin: 0 0 16px 0;
  font-family: var(--font-heading, 'Noto Sans SC', 'Helvetica Neue', sans-serif);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-secondary, #757575);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-privacy .related-links__list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.page-privacy .related-links__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--privacy-red);
  background-color: #ffffff;
  border: 2px solid var(--privacy-red-border);
  border-radius: 4px;
  text-decoration: none;
  transition: background-color var(--transition, 0.2s ease), color var(--transition, 0.2s ease), border-color var(--transition, 0.2s ease);
}

.page-privacy .related-links__item:hover,
.page-privacy .related-links__item:focus-visible {
  background-color: var(--privacy-red);
  color: #ffffff;
  border-color: var(--privacy-red);
}

/* 底部数据流图片 */
.page-privacy .data-flow {
  width: 100%;
  overflow: hidden;
  margin-top: 8px;
  margin-bottom: 0;
  line-height: 0;
  border-top: 2px solid var(--privacy-red-border);
}

.page-privacy .data-flow__img {
  width: 100%;
  height: auto;
  max-width: 100%;
  display: block;
  object-fit: cover;
  opacity: 0.75;
}

/* 等宽字体辅助 */
.page-privacy .mono {
  font-family: var(--font-mono, 'JetBrains Mono', 'Fira Code', monospace);
  font-weight: 500;
  letter-spacing: 0.01em;
}

/* ===== 响应式设计 ===== */
/* 移动端优先：已在上方定义基准样式 */

/* 平板及以上 */
@media (min-width: 768px) {
  .page-privacy {
    --privacy-section-gap: 56px;
    --privacy-padding-block: 40px;
  }

  .page-privacy .container {
    padding-left: 32px;
    padding-right: 32px;
  }

  .page-privacy .breadcrumb {
    font-size: 0.875rem;
    padding-top: 28px;
    padding-bottom: 16px;
  }

  .page-privacy .page-header {
    flex-direction: row;
    align-items: flex-start;
    gap: 36px;
    padding-bottom: 44px;
  }

  .page-privacy .page-header__icon {
    width: 100px;
    height: 100px;
    padding: 12px;
  }

  .page-privacy .page-header__desc {
    font-size: 1.0625rem;
  }

  .page-privacy .policy-section,
  .page-privacy .contact-section {
    border-left-width: 6px;
    border-radius: 0 6px 6px 0;
  }

  .page-privacy .policy-section__content {
    font-size: 1rem;
  }

  .page-privacy .policy-section__list {
    gap: 16px;
  }

  .page-privacy .policy-section__list li {
    padding-left: 28px;
  }

  .page-privacy .policy-section__list li::before {
    width: 10px;
    height: 10px;
    top: 0.6em;
  }

  .page-privacy .contact-section__list li {
    padding-left: 24px;
  }

  .page-privacy .contact-section__list li::before {
    margin-left: -24px;
    width: 20px;
  }

  .page-privacy .related-links {
    padding-bottom: 40px;
  }

  .page-privacy .related-links__list {
    gap: 20px;
  }

  .page-privacy .related-links__item {
    padding: 12px 32px;
    font-size: 1rem;
  }

  .page-privacy .data-flow {
    margin-top: 12px;
  }
}

/* 桌面端 */
@media (min-width: 1200px) {
  .page-privacy {
    --privacy-section-gap: 64px;
    --privacy-padding-block: 48px;
  }

  .page-privacy .container {
    padding-left: 40px;
    padding-right: 40px;
  }

  .page-privacy .breadcrumb {
    font-size: 0.9375rem;
    padding-top: 32px;
  }

  .page-privacy .page-header {
    gap: 48px;
    padding-bottom: 52px;
  }

  .page-privacy .page-header__icon {
    width: 120px;
    height: 120px;
    padding: 16px;
  }

  .page-privacy .page-header__desc {
    font-size: 1.125rem;
    max-width: 720px;
  }

  .page-privacy .policy-section,
  .page-privacy .contact-section {
    border-left-width: 8px;
    max-width: 960px;
  }

  .page-privacy .policy-section__content {
    font-size: 1.0625rem;
  }

  .page-privacy .policy-section__list {
    gap: 18px;
  }

  .page-privacy .related-links {
    max-width: 960px;
  }

  .page-privacy .data-flow__img {
    opacity: 0.65;
  }
}

/* 超大屏防止过度拉伸 */
@media (min-width: 1400px) {
  .page-privacy .policy-section,
  .page-privacy .contact-section,
  .page-privacy .related-links {
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
  }
}