/* ===== privacy 页面专属样式 ===== */
.page-privacy {
  position: relative;
  background-color: var(--bg, #f2f4f8);
  color: var(--text-primary, #1a1a2e);
  font: var(--font-body, 400 1rem/1.6 'Inter', 'Noto Sans SC', sans-serif);
  overflow-x: hidden;
}

/* 背景纹理 */
.page-privacy .privacy-bg-texture {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.08;
  mix-blend-mode: multiply;
}
.page-privacy .privacy-bg-texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 容器继承全站 */
.page-privacy .container {
  max-width: var(--max-width, 1280px);
  margin: 0 auto;
  padding: 0 1.25rem;
  position: relative;
  z-index: 1;
}

/* ===== 首屏横幅 ===== */
.page-privacy .privacy-hero {
  background: var(--primary, #0a2540);
  color: #fff;
  padding: 3.5rem 0 3rem;
  position: relative;
  z-index: 1;
  overflow: hidden;
}
.page-privacy .privacy-hero::after {
  content: '';
  position: absolute;
  right: -3rem;
  top: -2rem;
  width: 18rem;
  height: 18rem;
  background: var(--secondary, #f5c518);
  opacity: 0.07;
  border-radius: 50%;
  pointer-events: none;
}
.page-privacy .privacy-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font: var(--font-small, 300 0.875rem/1.5 'Inter', 'Noto Sans SC', sans-serif);
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.25rem;
}
.page-privacy .privacy-breadcrumb a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  transition: color var(--transition, 0.3s);
}
.page-privacy .privacy-breadcrumb a:hover {
  color: var(--secondary, #f5c518);
}
.page-privacy .privacy-breadcrumb .bc-sep {
  color: rgba(255,255,255,0.35);
}
.page-privacy .privacy-hero h1 {
  font: var(--font-heading, 800 clamp(2.5rem,5vw,4rem)/1.1 'Inter', 'Noto Sans SC', sans-serif);
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
  color: #fff;
}
.page-privacy .privacy-meta {
  font: var(--font-small, 300 0.875rem/1.5 'Inter', 'Noto Sans SC', sans-serif);
  color: var(--secondary, #f5c518);
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.page-privacy .privacy-desc {
  font-size: 1.05rem;
  line-height: 1.6;
  color: rgba(255,255,255,0.8);
  max-width: 42rem;
  margin: 0;
}

/* ===== 主体布局 ===== */
.page-privacy .privacy-body {
  padding: 2.5rem 0 3rem;
  position: relative;
  z-index: 1;
}
.page-privacy .privacy-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* ===== 侧边栏 ===== */
.page-privacy .privacy-sidebar {
  display: none;
  flex: 0 0 14rem;
  position: sticky;
  top: 2rem;
  align-self: start;
  max-height: calc(100vh - 4rem);
  overflow-y: auto;
  padding: 1.5rem 1.25rem;
  background: var(--surface, #ffffff);
  border-radius: 0.75rem;
  box-shadow: 0 2px 12px var(--shadow, rgba(10,37,64,0.15));
  border-left: 4px solid var(--secondary, #f5c518);
}
.page-privacy .privacy-sidebar .sidebar-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary, #5a5a7a);
  margin: 0 0 1rem;
  font-weight: 700;
}
.page-privacy .privacy-sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.page-privacy .privacy-sidebar li {
  margin: 0;
}
.page-privacy .privacy-sidebar a {
  display: block;
  padding: 0.45rem 0.75rem;
  font-size: 0.9rem;
  color: var(--text-primary, #1a1a2e);
  text-decoration: none;
  border-radius: 0.375rem;
  transition: background var(--transition, 0.3s), color var(--transition, 0.3s);
  border-left: 2px solid transparent;
}
.page-privacy .privacy-sidebar a:hover,
.page-privacy .privacy-sidebar a:focus {
  background: rgba(245,197,24,0.12);
  color: var(--primary, #0a2540);
  border-left-color: var(--secondary, #f5c518);
}

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

/* ===== 章节通用 ===== */
.page-privacy .privacy-section {
  margin-bottom: 3rem;
  scroll-margin-top: 2rem;
}
.page-privacy .privacy-section:last-child {
  margin-bottom: 0;
}
.page-privacy .privacy-section h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  font-weight: 700;
  color: var(--primary, #0a2540);
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
  position: relative;
  display: inline-block;
}
.page-privacy .privacy-section h2::after {
  content: '';
  display: block;
  width: 3rem;
  height: 3px;
  background: var(--secondary, #f5c518);
  margin-top: 0.35rem;
  border-radius: 2px;
}
.page-privacy .section-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary, #1a1a2e);
}
.page-privacy .section-body p {
  margin: 0 0 1rem;
}
.page-privacy .section-body p:last-child {
  margin-bottom: 0;
}
.page-privacy .section-body p.narrow {
  max-width: 38rem;
  color: var(--text-secondary, #5a5a7a);
  font-size: 0.95rem;
}

/* 宽窄章节：宽章节使用较大间距，窄章节使用较小间距 */
.page-privacy .section-wide .section-body {
  max-width: 100%;
}
.page-privacy .section-narrow .section-body {
  max-width: 44rem;
}
.page-privacy .section-narrow {
  background: var(--surface, #ffffff);
  border-radius: 0.75rem;
  padding: 1.5rem 1.75rem;
  box-shadow: 0 1px 6px var(--shadow, rgba(10,37,64,0.10));
  margin-left: 0;
  margin-right: 0;
}

/* ===== 图片与图表 ===== */
.page-privacy .privacy-figure {
  margin: 1.5rem 0;
  max-width: 100%;
}
.page-privacy .privacy-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 0.5rem;
  display: block;
  box-shadow: 0 2px 12px var(--shadow, rgba(10,37,64,0.12));
}
.page-privacy .privacy-figure figcaption {
  font: var(--font-small, 300 0.875rem/1.5 'Inter', 'Noto Sans SC', sans-serif);
  color: var(--text-secondary, #5a5a7a);
  margin-top: 0.5rem;
  text-align: center;
}
.page-privacy .rights-icon-wrap {
  display: inline-block;
  margin: 0.5rem 0 1rem;
  background: var(--bg, #f2f4f8);
  border-radius: 50%;
  padding: 0.5rem;
  line-height: 0;
}
.page-privacy .rights-icon-wrap img {
  display: block;
  width: 60px;
  height: 60px;
  object-fit: contain;
}

/* ===== 高亮块 ===== */
.page-privacy .highlight-box {
  background: linear-gradient(135deg, rgba(245,197,24,0.18) 0%, rgba(245,197,24,0.06) 100%);
  border-left: 5px solid var(--secondary, #f5c518);
  border-radius: 0 0.75rem 0.75rem 0;
  padding: 1.25rem 1.5rem;
  margin: 0 0 1.5rem;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.page-privacy .highlight-box p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--primary, #0a2540);
  line-height: 1.6;
}

/* ===== 联系详情 ===== */
.page-privacy .contact-details {
  background: var(--surface, #ffffff);
  border: 1px solid var(--border, #d0d4de);
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin: 1rem 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.page-privacy .contact-details p {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.95rem;
}
.page-privacy .cd-label {
  font-weight: 600;
  color: var(--primary, #0a2540);
  min-width: 3.2rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.page-privacy .contact-details a {
  color: var(--primary, #0a2540);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition, 0.3s);
}
.page-privacy .contact-details a:hover {
  border-bottom-color: var(--secondary, #f5c518);
}

/* ===== 内部链接 ===== */
.page-privacy .privacy-internal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border, #d0d4de);
}
.page-privacy .internal-link {
  display: inline-block;
  padding: 0.4rem 1.25rem;
  background: var(--primary, #0a2540);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 2rem;
  transition: background var(--transition, 0.3s), transform var(--transition, 0.3s);
}
.page-privacy .internal-link:hover,
.page-privacy .internal-link:focus {
  background: var(--accent, #ff6b35);
  transform: translateY(-2px);
}

/* ===== 底部索引 ===== */
.page-privacy .privacy-footer-nav {
  background: var(--surface, #ffffff);
  border-top: 1px solid var(--border, #d0d4de);
  padding: 1.75rem 0 2rem;
  position: relative;
  z-index: 1;
}
.page-privacy .privacy-footer-nav .fn-title {
  font: var(--font-small, 300 0.875rem/1.5 'Inter', 'Noto Sans SC', sans-serif);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary, #5a5a7a);
  margin: 0 0 0.75rem;
  font-weight: 700;
  font-size: 0.8rem;
}
.page-privacy .privacy-footer-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
}
.page-privacy .privacy-footer-nav li {
  margin: 0;
}
.page-privacy .privacy-footer-nav a {
  font-size: 0.9rem;
  color: var(--primary, #0a2540);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition, 0.3s), color var(--transition, 0.3s);
}
.page-privacy .privacy-footer-nav a:hover {
  border-bottom-color: var(--secondary, #f5c518);
  color: var(--accent, #ff6b35);
}

/* ===== 响应式 - 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    padding: 4.5rem 0 3.5rem;
  }
  .page-privacy .privacy-hero h1 {
    font-size: clamp(2.8rem, 5vw, 4rem);
  }
  .page-privacy .privacy-desc {
    font-size: 1.15rem;
  }
  .page-privacy .privacy-body {
    padding: 3rem 0 4rem;
  }
  .page-privacy .privacy-layout {
    flex-direction: row;
    gap: 2.5rem;
  }
  .page-privacy .privacy-sidebar {
    display: block;
  }
  .page-privacy .privacy-section {
    margin-bottom: 3.5rem;
  }
  .page-privacy .section-narrow {
    padding: 1.75rem 2.25rem;
    margin-left: -0.75rem;
    margin-right: -0.75rem;
  }
  .page-privacy .section-narrow .section-body {
    max-width: 48rem;
  }
  .page-privacy .highlight-box {
    padding: 1.5rem 2rem;
  }
  .page-privacy .contact-details {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem 2rem;
  }
  .page-privacy .contact-details p {
    font-size: 1rem;
  }
  .page-privacy .cd-label {
    min-width: 3.5rem;
  }
  .page-privacy .privacy-footer-nav {
    padding: 2rem 0 2.25rem;
  }
  .page-privacy .privacy-footer-nav ul {
    gap: 0.75rem 2rem;
  }
  .page-privacy .privacy-internal-links {
    gap: 1.25rem;
  }
}

/* ===== 大桌面端 ≥1024px ===== */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    padding: 5rem 0 4rem;
  }
  .page-privacy .privacy-body {
    padding: 4rem 0 5rem;
  }
  .page-privacy .privacy-layout {
    gap: 3.5rem;
  }
  .page-privacy .privacy-sidebar {
    flex-basis: 16rem;
    padding: 1.75rem 1.5rem;
  }
  .page-privacy .privacy-section {
    margin-bottom: 4rem;
  }
  .page-privacy .privacy-footer-nav ul {
    gap: 1rem 2.5rem;
  }
}

/* ===== 辅助 ===== */
.page-privacy .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}