/* ===== 页面专属：隐私政策 ===== */
.page-privacy {
  position: relative;
  background-color: var(--black, #121212);
  color: var(--white, #fff);
  font-family: var(--font-body, 'Inter', 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif);
  line-height: var(--lh, 1.6);
  overflow-x: hidden;
  min-height: 100vh;
}

/* ---------- 背景金色微纹理 ---------- */
.page-privacy__bg-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse at 15% 30%, rgba(255, 215, 0, 0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 70%, rgba(198, 40, 40, 0.03) 0%, transparent 55%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      rgba(255, 215, 0, 0.008) 40px,
      rgba(255, 215, 0, 0.008) 41px
    );
}

/* ---------- 内容容器覆盖 ---------- */
.page-privacy .content-container {
  position: relative;
  z-index: 1;
  max-width: var(--max-width, 1200px);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md, 1rem);
  padding-right: var(--space-md, 1rem);
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  margin-bottom: var(--space-lg, 2rem);
  font-size: 0.85rem;
  opacity: 0.75;
}
.page-privacy .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  padding: 0;
  margin: 0;
}
.page-privacy .breadcrumb__item + .breadcrumb__item::before {
  content: "▸";
  margin-right: 0.5rem;
  color: var(--gold, #FFD700);
}
.page-privacy .breadcrumb__link {
  color: var(--gold, #FFD700);
  text-decoration: none;
  transition: opacity 0.2s;
}
.page-privacy .breadcrumb__link:hover {
  opacity: 0.7;
  text-decoration: underline;
}

/* ---------- 顶部英雄区 ---------- */
.page-privacy__hero {
  text-align: center;
  padding-top: var(--space-xl, 3rem);
  padding-bottom: var(--space-lg, 2rem);
}
.page-privacy__icon-wrap {
  margin-bottom: var(--space-md, 1rem);
}
.page-privacy__icon {
  display: inline-block;
  max-width: 100%;
  height: auto;
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(255, 215, 0, 0.12);
  background-color: var(--black-light, #1E1E1E);
  padding: 0.5rem;
  object-fit: contain;
}
.page-privacy__title {
  font-family: var(--font-heading, 'Inter', 'Helvetica Neue', Arial, sans-serif);
  font-weight: 100;
  font-size: var(--h1, 2.5rem);
  background: var(--gold-grad, linear-gradient(135deg, #FFD700, #FFA000));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 var(--space-sm, 0.5rem);
  letter-spacing: 2px;
}
.page-privacy__subtitle {
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0 auto var(--space-sm, 0.5rem);
  color: rgba(255, 255, 255, 0.8);
}
.page-privacy__status {
  font-size: 0.85rem;
  color: var(--gold, #FFD700);
  opacity: 0.7;
  margin: 0;
}

/* ---------- 目录：移动端折叠 ---------- */
.page-privacy__toc-wrap {
  padding-bottom: var(--space-md, 1rem);
}
.page-privacy__toc-details {
  display: block;
  border: var(--border-fine, 1px solid rgba(255, 215, 0, 0.25));
  border-radius: var(--radius, 4px);
  background: var(--black-light, #1E1E1E);
  margin-bottom: var(--space-lg, 2rem);
}
.page-privacy__toc-summary {
  padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  font-weight: 600;
  color: var(--gold, #FFD700);
  cursor: pointer;
  list-style: none;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-privacy__toc-summary::-webkit-details-marker {
  display: none;
}
.page-privacy__toc-summary::before {
  content: "📋";
  font-size: 1.1rem;
}
.page-privacy__toc-details[open] .page-privacy__toc-summary::before {
  content: "📂";
}
.page-privacy__toc-list {
  list-style: none;
  padding: 0 0 var(--space-sm, 0.5rem) 0;
  margin: 0;
}
.page-privacy__toc-list li {
  border-top: 1px solid rgba(255, 215, 0, 0.08);
}
.page-privacy__toc-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  color: var(--white, #fff);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
  font-size: 0.95rem;
}
.page-privacy__toc-link:hover {
  background: rgba(255, 215, 0, 0.08);
  color: var(--gold, #FFD700);
}
.page-privacy__toc-num {
  font-weight: 700;
  color: var(--gold, #FFD700);
  min-width: 2.2rem;
}
/* 桌面端独立目录（默认隐藏，桌面显示） */
.page-privacy__toc-desktop {
  display: none;
}

/* ---------- 章节正文 ---------- */
.page-privacy__content {
  padding-bottom: var(--space-xl, 3rem);
}
.page-privacy__section {
  margin-bottom: var(--space-xxl, 4rem);
  scroll-margin-top: 2rem;
}
.page-privacy__section-head {
  margin-bottom: var(--space-md, 1rem);
}
.page-privacy .section-number {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--crimson, #C62828);
  padding: var(--space-xs, 0.25rem) var(--space-md, 1rem) var(--space-xs, 0.25rem) var(--space-sm, 0.5rem);
  border-radius: var(--radius, 4px);
  box-shadow: 0 2px 12px rgba(198, 40, 40, 0.35);
}
.page-privacy .section-number__digit {
  font-family: var(--font-heading, 'Inter', 'Helvetica Neue', Arial, sans-serif);
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--gold, #FFD700);
  letter-spacing: 1px;
  line-height: 1.2;
}
.page-privacy .section-number__title {
  font-family: var(--font-heading, 'Inter', 'Helvetica Neue', Arial, sans-serif);
  font-weight: 600;
  font-size: 1.35rem;
  color: var(--white, #fff);
  margin: 0;
  line-height: 1.3;
}
.page-privacy__body {
  padding-left: 0.25rem;
  max-width: 820px;
}
.page-privacy__body p {
  margin: 0 0 var(--space-md, 1rem);
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.88);
}

/* ---------- 可展开术语 ---------- */
.page-privacy__term {
  color: var(--gold, #FFD700);
  border-bottom: 1px dashed var(--gold, #FFD700);
  cursor: help;
  transition: background 0.2s;
  padding: 0 0.15rem;
}
.page-privacy__term:hover {
  background: rgba(255, 215, 0, 0.12);
}
.page-privacy__expand {
  display: none;
  margin-top: var(--space-sm, 0.5rem);
  margin-bottom: var(--space-md, 1rem);
  padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  background: rgba(255, 215, 0, 0.06);
  border-left: 3px solid var(--gold, #FFD700);
  border-radius: 0 var(--radius, 4px) var(--radius, 4px) 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.8);
}
.page-privacy__expand p {
  margin: 0;
}
.page-privacy__expand.is-visible {
  display: block;
}

/* ---------- 底部联系与内链 ---------- */
.page-privacy__footer-links {
  padding-top: var(--space-lg, 2rem);
  padding-bottom: var(--space-xxl, 4rem);
  border-top: var(--border-fine, 1px solid rgba(255, 215, 0, 0.2));
}
.page-privacy__contact-box {
  margin-bottom: var(--space-lg, 2rem);
  background: var(--black-light, #1E1E1E);
  border: var(--border-fine, 1px solid rgba(255, 215, 0, 0.2));
  border-radius: var(--radius, 4px);
  padding: var(--space-md, 1rem) var(--space-lg, 2rem);
}
.page-privacy__contact-note {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.7);
  margin: 0 0 var(--space-sm, 0.5rem);
}
.page-privacy__contact-note:first-child {
  margin-bottom: var(--space-md, 1rem);
}
.page-privacy__contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md, 1rem);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.page-privacy__contact-list li {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
}
.page-privacy .contact__label {
  color: var(--gold, #FFD700);
  font-weight: 600;
}
.page-privacy .contact__email {
  color: var(--gold, #FFD700);
}
.page-privacy__link-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md, 1rem);
  justify-content: center;
}
.page-privacy .btn--outline {
  border: 1px solid var(--crimson, #C62828);
  color: var(--crimson, #C62828);
  background: transparent;
  padding: var(--space-sm, 0.5rem) var(--space-lg, 2rem);
  font-weight: 600;
  border-radius: var(--radius, 4px);
  transition: background 0.25s, color 0.25s;
  text-decoration: none;
}
.page-privacy .btn--outline:hover {
  background: var(--crimson, #C62828);
  color: var(--white, #fff);
}
.page-privacy .btn--gold {
  background: var(--gold-grad, linear-gradient(135deg, #FFD700, #FFA000));
  color: var(--black, #121212);
  padding: var(--space-sm, 0.5rem) var(--space-lg, 2rem);
  font-weight: 700;
  border-radius: var(--radius, 4px);
  transition: opacity 0.25s, box-shadow 0.25s;
  text-decoration: none;
}
.page-privacy .btn--gold:hover {
  opacity: 0.9;
  box-shadow: 0 0 24px rgba(255, 215, 0, 0.35);
}

/* ========== 桌面端样式 (≥768px) ========== */
@media (min-width: 768px) {
  .page-privacy__title {
    font-size: var(--h1-desktop, 3rem);
  }
  .page-privacy__icon-wrap {
    margin-bottom: var(--space-lg, 2rem);
  }
  .page-privacy__icon {
    width: 160px;
    height: 160px;
  }

  /* 目录：桌面端右侧sticky */
  .page-privacy__toc-details {
    display: none;
  }
  .page-privacy__toc-desktop {
    display: block;
    position: sticky;
    top: 2rem;
    z-index: 5;
    margin-bottom: var(--space-lg, 2rem);
    background: var(--black-light, #1E1E1E);
    border: var(--border-fine, 1px solid rgba(255, 215, 0, 0.25));
    border-radius: var(--radius, 4px);
    padding: var(--space-md, 1rem);
    align-self: start;
    grid-row: 1 / span 3;
  }
  .page-privacy__toc-label {
    display: block;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gold, #FFD700);
    margin-bottom: var(--space-sm, 0.5rem);
    border-bottom: 1px solid rgba(255, 215, 0, 0.15);
    padding-bottom: var(--space-xs, 0.25rem);
  }
  .page-privacy__toc-desktop .page-privacy__toc-list {
    padding: 0;
  }
  .page-privacy__toc-desktop .page-privacy__toc-link {
    padding: var(--space-xs, 0.25rem) 0;
    font-size: 0.92rem;
  }

  /* 正文使用两列布局：左侧内容，右侧目录 */
  .page-privacy__content {
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: var(--space-xl, 3rem);
    align-items: start;
  }
  .page-privacy__section {
    grid-column: 1;
    margin-bottom: var(--space-xxl, 4rem);
  }
  .page-privacy__toc-desktop {
    grid-column: 2;
  }

  /* 调整正文宽度 */
  .page-privacy__body {
    max-width: 100%;
  }

  /* 底部链接区域 */
  .page-privacy__footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-lg, 2rem);
  }
  .page-privacy__contact-box {
    flex: 1 1 460px;
    margin-bottom: 0;
  }
  .page-privacy__link-group {
    flex: 0 0 auto;
    align-items: center;
  }
}

/* ========== 桌面大屏扩展 (≥1024px) ========== */
@media (min-width: 1024px) {
  .page-privacy__title {
    font-size: var(--h1, 4rem);
  }
  .page-privacy__content {
    grid-template-columns: 1fr 260px;
    gap: var(--space-xxl, 4rem);
  }
  .page-privacy .section-number__digit {
    font-size: 2.2rem;
  }
  .page-privacy .section-number__title {
    font-size: 1.6rem;
  }
  .page-privacy__body p {
    font-size: 1.05rem;
  }
  .page-privacy__contact-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-md, 1rem) var(--space-xl, 3rem);
  }
}

/* ========== 移动端窄屏微调 ========== */
@media (max-width: 420px) {
  .page-privacy__title {
    font-size: 1.8rem;
  }
  .page-privacy__icon {
    width: 120px;
    height: 120px;
  }
  .page-privacy .section-number__digit {
    font-size: 1.4rem;
  }
  .page-privacy .section-number__title {
    font-size: 1.1rem;
  }
  .page-privacy__body p {
    font-size: 0.94rem;
  }
  .page-privacy__contact-box {
    padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  }
  .page-privacy__link-group .btn {
    padding-left: var(--space-md, 1rem);
    padding-right: var(--space-md, 1rem);
    font-size: 0.9rem;
  }
}

.page-privacy {
  --h1-desktop: 1rem;
}