/* privacy page - 专属样式，所有选择器限定在 .page-privacy 内 */
.page-privacy {
  display: block;
  padding: 2rem 1rem 4rem;
  max-width: var(--container-max);
  margin: 0 auto;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.7;
  --privacy-toc-width: 220px;
  --privacy-gap: 2.5rem;
  --privacy-code-bg: rgba(0, 229, 255, 0.08);
  --privacy-code-border: rgba(0, 229, 255, 0.2);
  --privacy-link-color: var(--color-accent-cyan);
  --privacy-phone-color: var(--color-accent-orange);
  --privacy-list-marker: var(--color-accent-cyan);
}

/* 面包屑 */
.page-privacy .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  color: var(--color-text-secondary);
}

.page-privacy .breadcrumb__link {
  color: var(--color-text-secondary);
  transition: color 0.2s ease;
}

.page-privacy .breadcrumb__link:hover {
  color: var(--color-accent-cyan);
}

.page-privacy .breadcrumb__separator {
  color: var(--color-border);
  user-select: none;
}

.page-privacy .breadcrumb__item {
  color: var(--color-text-primary);
}

/* 布局：桌面端使用flex，目录在左侧 */
.page-privacy .privacy-layout {
  display: flex;
  flex-direction: column;
  gap: var(--privacy-gap);
}

/* 目录 */
.page-privacy .privacy-toc {
  order: -1;
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 0.375rem;
  padding: 1.25rem 1rem;
  position: sticky;
  top: calc(var(--header-height) + 1rem);
  max-height: calc(100vh - var(--header-height) - 2rem);
  overflow-y: auto;
  align-self: start;
  width: 100%;
}

.page-privacy .privacy-toc__heading {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--color-accent-cyan);
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-privacy .privacy-toc__heading::before {
  content: "⌂";
  font-size: 1.25rem;
  opacity: 0.8;
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-privacy .privacy-toc__item {
  border-left: 2px solid var(--color-border);
  padding-left: 0.75rem;
  transition: border-color 0.2s ease;
}

.page-privacy .privacy-toc__item:hover {
  border-left-color: var(--color-accent-cyan);
}

.page-privacy .privacy-toc__link {
  display: inline-block;
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 0.15rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-bottom-color 0.2s ease;
}

.page-privacy .privacy-toc__link:hover {
  color: var(--color-accent-cyan);
  border-bottom-color: var(--color-accent-cyan);
}

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

.page-privacy .privacy-content__title {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 2rem;
  margin: 0 0 0.25rem;
  line-height: 1.15;
  color: var(--color-text-primary);
}

.page-privacy .privacy-content__last-update {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  font-family: var(--font-numbers);
}

.page-privacy .privacy-content__intro {
  font-size: 1rem;
  color: var(--color-text-primary);
  margin-bottom: 2rem;
  padding: 1rem 1.25rem;
  background: var(--color-bg-card);
  border-left: 3px solid var(--color-accent-cyan);
  border-radius: 0 0.375rem 0.375rem 0;
}

/* 每个章节 */
.page-privacy .privacy-section {
  margin-bottom: 2.5rem;
  scroll-margin-top: calc(var(--header-height) + 1.5rem);
}

.page-privacy .privacy-section__title {
  font-family: var(--font-headings);
  font-weight: 700;
  font-size: 1.5rem;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-privacy .privacy-section__title::before {
  content: "⅌";
  font-size: 1.25rem;
  color: var(--color-accent-cyan);
  opacity: 0.7;
  font-weight: 300;
}

.page-privacy .privacy-section__body {
  color: var(--color-text-primary);
}

.page-privacy .privacy-section__body p {
  margin: 0 0 0.75rem;
}

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

/* 列表样式 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.page-privacy .privacy-list--contact {
  gap: 0.75rem;
}

.page-privacy .privacy-list__item {
  position: relative;
  padding-left: 1.6rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.page-privacy .privacy-list__item::before {
  content: "▸";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent-cyan);
  font-weight: 700;
}

.page-privacy .privacy-list__item strong {
  color: var(--color-text-primary);
  font-weight: 600;
}

.page-privacy .privacy-list__item code {
  font-family: var(--font-numbers);
  font-size: 0.875rem;
  background: var(--privacy-code-bg);
  border: 1px solid var(--privacy-code-border);
  border-radius: 0.25rem;
  padding: 0.1rem 0.4rem;
  color: var(--color-accent-cyan);
  word-break: break-all;
}

/* 保护措施网格 */
.page-privacy .privacy-protect-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: start;
}

.page-privacy .privacy-protect-grid__img {
  max-width: 100%;
  height: auto;
  border-radius: 0.375rem;
  border: 1px solid var(--color-border);
  object-fit: contain;
  background: var(--color-bg-dark);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.08);
  width: 300px;
  flex-shrink: 0;
}

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

/* 内联链接和联系方式 */
.page-privacy .privacy-link {
  color: var(--color-accent-cyan);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

.page-privacy .privacy-link:hover {
  color: #66f0ff;
}

.page-privacy .privacy-phone {
  font-family: var(--font-numbers);
  color: var(--color-accent-orange);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.page-privacy .privacy-note {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

.page-privacy .privacy-trust {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.page-privacy .privacy-footer-links {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
}

/* 桌面端 >= 768px */
@media (min-width: 768px) {
  .page-privacy {
    padding: 3rem 1.5rem 5rem;
  }

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

  .page-privacy .privacy-toc {
    order: 0;
    width: var(--privacy-toc-width);
    min-width: var(--privacy-toc-width);
    position: sticky;
    top: calc(var(--header-height) + 1rem);
  }

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

  .page-privacy .privacy-content__title {
    font-size: 2.5rem;
  }

  .page-privacy .privacy-section__title {
    font-size: 1.625rem;
  }

  .page-privacy .privacy-protect-grid {
    flex-direction: row;
    align-items: flex-start;
  }

  .page-privacy .privacy-protect-grid__img {
    width: 300px;
    height: auto;
  }
}

/* 大桌面端 >= 1024px */
@media (min-width: 1024px) {
  .page-privacy {
    padding: 4rem 2rem 6rem;
  }

  .page-privacy .privacy-toc {
    width: 240px;
    min-width: 240px;
  }

  .page-privacy .privacy-content__title {
    font-size: 3rem;
  }
}