/* ===== page-privacy 专属样式 ===== */
.page-privacy {
  --privacy-number-size: clamp(4rem, 12vw, 8rem);
  --privacy-border-color: #00ff87;
  --privacy-border-width: 6px;
  --privacy-gap: 2.5rem;
  --privacy-hero-min-height: 360px;
  display: block;
  width: 100%;
  background: linear-gradient(145deg, #0a192f 0%, #0d1f3a 40%, #112240 100%);
  color: #e6f1ff;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem 0;
  font-size: 0.8rem;
  color: #8892b0;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  letter-spacing: 0.02em;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
  box-sizing: border-box;
}
.page-privacy .breadcrumb a {
  color: #00ff87;
  text-decoration: none;
  transition: color 0.2s;
}
.page-privacy .breadcrumb a:hover,
.page-privacy .breadcrumb a:focus-visible {
  color: #ff6f00;
  outline: none;
  text-decoration: underline;
}
.page-privacy .breadcrumb .sep {
  color: #1c3a5c;
  font-weight: 700;
}
.page-privacy .breadcrumb [aria-current="page"] {
  color: #8892b0;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: 1rem 0 2rem;
}
.page-privacy .privacy-hero-inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.page-privacy .privacy-hero-text {
  flex: 1 1 auto;
}
.page-privacy .privacy-hero-title {
  font-family: 'Familjen Grotesk', 'Arial Black', 'Impact', sans-serif;
  font-weight: 900;
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  line-height: 1.1;
  color: #e6f1ff;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
  position: relative;
}
.page-privacy .privacy-hero-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 6px;
  background: #00ff87;
  margin-top: 0.6rem;
  border-radius: 3px;
}
.page-privacy .privacy-hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #8892b0;
  max-width: 640px;
  margin: 0;
  line-height: 1.6;
}
.page-privacy .privacy-hero-visual {
  flex: 0 0 auto;
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid #1c3a5c;
  box-shadow: 0 8px 32px rgba(0, 255, 135, 0.08);
}
.page-privacy .privacy-hero-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1200 / 600;
}

/* ---------- 锚点导航 ---------- */
.page-privacy .privacy-anchor-wrap {
  position: relative;
  width: 100%;
  padding: 0 1.25rem;
  margin: 0 auto 1.5rem;
  max-width: 1280px;
  box-sizing: border-box;
}
.page-privacy .privacy-anchor-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  border-top: 2px solid #1c3a5c;
  border-bottom: 2px solid #1c3a5c;
  padding: 0.75rem 0;
}
.page-privacy .anchor-link {
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-size: 0.85rem;
  color: #8892b0;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}
.page-privacy .anchor-link .anchor-num {
  color: #00ff87;
  font-weight: 700;
  font-size: 0.75rem;
}
.page-privacy .anchor-link:hover,
.page-privacy .anchor-link:focus-visible {
  color: #e6f1ff;
  background: rgba(0, 255, 135, 0.08);
  outline: none;
}

/* ---------- 章节容器 ---------- */
.page-privacy .privacy-sections {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding-bottom: 2rem;
}

/* ---------- 单个章节 ---------- */
.page-privacy .privacy-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem 0;
  border-bottom: var(--privacy-border-width) solid #00ff87;
  position: relative;
  scroll-margin-top: 2rem;
}
.page-privacy .privacy-section:first-of-type {
  border-top: var(--privacy-border-width) solid #00ff87;
}
.page-privacy .section-number {
  font-family: 'Familjen Grotesk', 'Arial Black', 'Impact', sans-serif;
  font-weight: 900;
  font-size: var(--privacy-number-size);
  line-height: 1;
  color: #00ff87;
  opacity: 0.85;
  letter-spacing: -0.04em;
  user-select: none;
  flex-shrink: 0;
}
.page-privacy .section-body {
  flex: 1;
  min-width: 0;
}
.page-privacy .section-heading {
  font-family: 'Familjen Grotesk', 'Arial Black', 'Impact', sans-serif;
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: #e6f1ff;
  margin: 0 0 1rem;
  line-height: 1.2;
}
.page-privacy .section-text {
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  color: #ccd6f6;
  margin: 0 0 1rem;
  max-width: 720px;
}
.page-privacy .section-text:last-child {
  margin-bottom: 0;
}
.page-privacy .section-text a {
  color: #00ff87;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.2s;
}
.page-privacy .section-text a:hover,
.page-privacy .section-text a:focus-visible {
  color: #ff6f00;
  outline: none;
}

/* ---------- 底部链接区 ---------- */
.page-privacy .privacy-footer-links {
  padding: 2rem 1.25rem 3rem;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}
.page-privacy .privacy-footer-border {
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #00ff87, #ff6f00, #00ff87);
  border-radius: 2px;
  margin-bottom: 1.5rem;
}
.page-privacy .privacy-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}
.page-privacy .privacy-footer-label {
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-size: 0.75rem;
  color: #8892b0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.page-privacy .privacy-footer-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
}
.page-privacy .privacy-footer-link {
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  color: #00ff87;
  text-decoration: none;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.page-privacy .privacy-footer-link:hover,
.page-privacy .privacy-footer-link:focus-visible {
  color: #ff6f00;
  border-bottom-color: #ff6f00;
  outline: none;
}
.page-privacy .privacy-footer-sep {
  color: #1c3a5c;
  font-weight: 700;
  font-size: 1.2rem;
}
.page-privacy .privacy-footer-trust {
  font-size: 0.85rem;
  color: #8892b0;
  margin: 1.5rem 0 0;
  max-width: 560px;
  line-height: 1.6;
}
.page-privacy .privacy-footer-trust a {
  color: #00ff87;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.page-privacy .privacy-footer-trust a:hover {
  color: #ff6f00;
}

/* ---------- 返回顶部按钮 ---------- */
.page-privacy .back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.25rem;
  z-index: 90;
  width: 44px;
  height: 44px;
  border: 2px solid #00ff87;
  background: rgba(10, 25, 47, 0.92);
  color: #00ff87;
  font-size: 1.4rem;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
  font-weight: 700;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s, color 0.25s, border-color 0.25s, transform 0.25s;
  box-shadow: 0 4px 20px rgba(0, 255, 135, 0.15);
  line-height: 1;
  padding: 0;
  -webkit-appearance: none;
  appearance: none;
}
.page-privacy .back-to-top:hover,
.page-privacy .back-to-top:focus-visible {
  background: #00ff87;
  color: #0a192f;
  border-color: #00ff87;
  transform: translateY(-3px);
  outline: none;
}

/* ---------- 容器 ---------- */
.page-privacy .container {
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  box-sizing: border-box;
}

/* ===== 桌面端增强 (min-width: 768px) ===== */
@media (min-width: 768px) {
  .page-privacy .privacy-hero {
    padding: 2rem 0 3rem;
  }
  .page-privacy .privacy-hero-inner {
    flex-direction: row;
    align-items: center;
    gap: 3rem;
  }
  .page-privacy .privacy-hero-text {
    flex: 1 1 55%;
  }
  .page-privacy .privacy-hero-visual {
    flex: 0 0 40%;
    max-width: 480px;
  }
  .page-privacy .privacy-hero-title::after {
    width: 120px;
  }

  /* 锚点导航在桌面端靠右固定 */
  .page-privacy .privacy-anchor-wrap {
    position: sticky;
    top: 1rem;
    z-index: 20;
    padding: 0 1.25rem;
    margin-bottom: 1rem;
  }
  .page-privacy .privacy-anchor-list {
    justify-content: flex-end;
    padding: 0.5rem 0;
    gap: 0.5rem 2rem;
  }
  .page-privacy .anchor-link {
    font-size: 0.9rem;
    padding: 0.35rem 0.75rem;
  }

  /* 章节改为行布局：编号在左，内容在右 */
  .page-privacy .privacy-section {
    flex-direction: row;
    gap: 2.5rem;
    padding: 3rem 0;
  }
  .page-privacy .section-number {
    flex: 0 0 120px;
    text-align: right;
    opacity: 1;
    font-size: clamp(4.5rem, 8vw, 7rem);
  }
  .page-privacy .section-heading {
    margin-top: 0;
  }

  /* 底部链接区行内排列 */
  .page-privacy .privacy-footer-inner {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }
  .page-privacy .privacy-footer-label {
    font-size: 0.8rem;
  }
  .page-privacy .privacy-footer-trust {
    margin-top: 1.25rem;
  }

  /* 返回顶部按钮稍微放大 */
  .page-privacy .back-to-top {
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    font-size: 1.5rem;
  }
}

/* ===== 大桌面端 (min-width: 1024px) ===== */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    padding: 3rem 0 4rem;
  }
  .page-privacy .privacy-hero-inner {
    gap: 4rem;
  }
  .page-privacy .privacy-hero-visual {
    flex: 0 0 45%;
    max-width: 560px;
  }
  .page-privacy .privacy-section {
    gap: 3.5rem;
    padding: 4rem 0;
  }
  .page-privacy .section-number {
    flex: 0 0 140px;
    font-size: clamp(5rem, 9vw, 8rem);
  }
  .page-privacy .privacy-anchor-list {
    gap: 1rem 3rem;
  }
  .page-privacy .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .page-privacy .privacy-footer-links {
    padding: 3rem 2rem 4rem;
  }
}

/* ===== 宽屏微调 (min-width: 1440px) ===== */
@media (min-width: 1440px) {
  .page-privacy .privacy-hero-inner {
    gap: 5rem;
  }
  .page-privacy .privacy-section {
    padding: 5rem 0;
  }
  .page-privacy .section-number {
    flex: 0 0 160px;
  }
}