.page-privacy {
  --privacy-gold: #FFD700;
  --privacy-deep-red: #8B0000;
  --privacy-charcoal: #1A1A1A;
  --privacy-dark-gray: #2E2E2E;
  --privacy-light-gray: #B0B0B0;
  --privacy-white: #FFFFFF;
  --privacy-gold-glass: rgba(255, 215, 0, 0.12);
  --privacy-red-glass: rgba(139, 0, 0, 0.25);
  --privacy-sidebar-width: 220px;
  --privacy-content-max: 820px;
  --privacy-body-font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --privacy-mono-font: 'Fira Code', 'Courier New', monospace;
  --privacy-heading-font: Impact, 'Arial Black', sans-serif;
  background-color: var(--privacy-charcoal);
  color: var(--privacy-white);
  font-family: var(--privacy-body-font);
  line-height: 1.7;
  padding: 0;
  margin: 0;
  min-height: 80vh;
}

/* ── Hero 区域 ── */
.page-privacy .privacy-hero {
  background: linear-gradient(135deg, var(--privacy-charcoal) 0%, #2a0a0a 80%, var(--privacy-deep-red) 100%);
  padding: 3rem 1.5rem 2.5rem;
  text-align: center;
  border-bottom: 1px solid var(--privacy-gold-glass);
  position: relative;
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--privacy-gold-glass) 0%, transparent 70%);
  pointer-events: none;
}

.page-privacy .privacy-hero-inner {
  max-width: var(--privacy-content-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-icon-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.page-privacy .privacy-icon {
  display: block;
  width: 100px;
  height: 100px;
}

.page-privacy .privacy-hero-title {
  font-family: var(--privacy-heading-font);
  font-size: 2.8rem;
  color: var(--privacy-gold);
  letter-spacing: 0.05em;
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  line-height: 1.15;
}

.page-privacy .privacy-hero-sub {
  font-size: 0.95rem;
  color: var(--privacy-light-gray);
  margin: 0 0 1rem;
  font-family: var(--privacy-mono-font);
  letter-spacing: 0.04em;
}

.page-privacy .privacy-hero-desc {
  font-size: 1.05rem;
  color: #ddd;
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── 主体布局 ── */
.page-privacy .privacy-layout {
  display: flex;
  max-width: calc(var(--privacy-content-max) + var(--privacy-sidebar-width) + 3rem);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  gap: 2.5rem;
  position: relative;
}

/* ── 侧边导航 ── */
.page-privacy .privacy-sidebar {
  flex: 0 0 var(--privacy-sidebar-width);
  position: sticky;
  top: 1.5rem;
  align-self: flex-start;
  max-height: calc(100vh - 3rem);
  overflow-y: auto;
  padding-top: 0.25rem;
}

.page-privacy .privacy-sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.page-privacy .privacy-sidebar-link {
  display: block;
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
  color: var(--privacy-light-gray);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
  border-radius: 0 4px 4px 0;
  font-family: var(--privacy-body-font);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-sidebar-link:hover,
.page-privacy .privacy-sidebar-link:focus {
  color: var(--privacy-gold);
  border-left-color: var(--privacy-gold);
  background: var(--privacy-gold-glass);
  outline: none;
}

.page-privacy .privacy-sidebar-meta {
  margin-top: 1.5rem;
}

.page-privacy .privacy-sidebar-line {
  display: block;
  width: 2rem;
  height: 2px;
  background: var(--privacy-gold);
  margin: 0 0 0.8rem 0.8rem;
  opacity: 0.5;
}

.page-privacy .privacy-sidebar-contact {
  display: block;
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
  color: var(--privacy-gold);
  text-decoration: none;
  border-left: 3px solid var(--privacy-gold);
  transition: background 0.25s;
  border-radius: 0 4px 4px 0;
  font-weight: 600;
}

.page-privacy .privacy-sidebar-contact:hover,
.page-privacy .privacy-sidebar-contact:focus {
  background: var(--privacy-gold-glass);
  outline: none;
}

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

/* ── 章节 ── */
.page-privacy .privacy-section {
  margin-bottom: 3.5rem;
  scroll-margin-top: 2rem;
}

.page-privacy .privacy-section-head {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--privacy-gold-glass);
  padding-bottom: 0.6rem;
}

.page-privacy .privacy-section-number {
  font-family: var(--privacy-heading-font);
  font-size: 2.4rem;
  color: var(--privacy-gold);
  line-height: 1;
  opacity: 0.7;
  flex-shrink: 0;
}

.page-privacy .privacy-section-title {
  font-family: var(--privacy-heading-font);
  font-size: 1.6rem;
  color: var(--privacy-white);
  margin: 0;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.page-privacy .privacy-section-body {
  padding-left: 0.25rem;
}

.page-privacy .privacy-body-text {
  font-size: 1rem;
  color: #e0e0e0;
  margin: 0 0 1rem;
  line-height: 1.75;
}

.page-privacy .privacy-strong {
  color: var(--privacy-gold);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: var(--privacy-gold);
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}

.page-privacy .privacy-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.8rem;
  font-size: 1rem;
  color: #e0e0e0;
  line-height: 1.65;
}

.page-privacy .privacy-list li::before {
  content: '◆';
  position: absolute;
  left: 0;
  top: 0.55rem;
  color: var(--privacy-gold);
  font-size: 0.6rem;
  opacity: 0.7;
}

.page-privacy .privacy-inline-link {
  color: var(--privacy-gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 0.2s;
}

.page-privacy .privacy-inline-link:hover,
.page-privacy .privacy-inline-link:focus {
  color: #ffe44d;
  text-decoration-thickness: 2px;
  outline: none;
}

/* ── 底部附注 ── */
.page-privacy .privacy-footer-note {
  margin-top: 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--privacy-dark-gray);
  border-radius: 8px;
  border-left: 4px solid var(--privacy-gold);
}

.page-privacy .privacy-footer-note-text {
  font-size: 0.95rem;
  color: #ccc;
  margin: 0;
  line-height: 1.7;
}

/* ── 响应式：移动端 ── */
@media (max-width: 768px) {
  .page-privacy .privacy-hero {
    padding: 2rem 1rem 1.75rem;
  }

  .page-privacy .privacy-hero-title {
    font-size: 2rem;
  }

  .page-privacy .privacy-hero-desc {
    font-size: 0.95rem;
  }

  .page-privacy .privacy-layout {
    flex-direction: column;
    padding: 0 1rem 3rem;
    gap: 0;
  }

  .page-privacy .privacy-sidebar {
    position: relative;
    top: 0;
    flex: none;
    width: 100%;
    max-height: none;
    overflow: visible;
    margin-bottom: 1.5rem;
    padding: 0.75rem 0 0.5rem;
    border-bottom: 1px solid var(--privacy-gold-glass);
  }

  .page-privacy .privacy-sidebar-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.2rem;
  }

  .page-privacy .privacy-sidebar-link {
    font-size: 0.82rem;
    padding: 0.35rem 0.6rem;
    border-left: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
  }

  .page-privacy .privacy-sidebar-link:hover,
  .page-privacy .privacy-sidebar-link:focus {
    border-left-color: transparent;
    border-bottom-color: var(--privacy-gold);
  }

  .page-privacy .privacy-sidebar-meta {
    display: none;
  }

  .page-privacy .privacy-section-title {
    font-size: 1.25rem;
  }

  .page-privacy .privacy-section-number {
    font-size: 1.8rem;
  }

  .page-privacy .privacy-section {
    margin-bottom: 2.5rem;
  }

  .page-privacy .privacy-footer-note {
    padding: 1rem;
  }

  .page-privacy .privacy-icon {
    width: 80px;
    height: 80px;
  }

  .page-privacy .privacy-list li {
    padding-left: 1.5rem;
    font-size: 0.95rem;
  }

  .page-privacy .privacy-body-text {
    font-size: 0.95rem;
  }
}

/* ── 桌面微调 ── */
@media (min-width: 769px) and (max-width: 1024px) {
  .page-privacy .privacy-sidebar {
    flex-basis: 180px;
  }

  .page-privacy .privacy-layout {
    gap: 1.5rem;
  }
}