.page-privacy {
  --privacy-green: #4CAF50;
  --privacy-deep-blue: #1A237E;
  --privacy-orange: #FF5722;
  --privacy-dark-green: #2E7D32;
  --privacy-light-gray: #F5F5F5;
  --privacy-deep-gray: #424242;
  --privacy-white: #FFFFFF;
  --privacy-radius: 12px;
  --privacy-card-radius: 16px;
  --privacy-section-gap: 2.5rem;
  --privacy-body-font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --privacy-heading-font: 'Arial Black', 'Impact', 'PingFang SC', sans-serif;
  display: block;
  width: 100%;
  background-color: var(--privacy-light-gray);
  color: var(--privacy-deep-gray);
  font-family: var(--privacy-body-font);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ===== Hero 区域 ===== */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--privacy-deep-blue) 0%, #0d1b5a 60%, var(--privacy-dark-green) 100%);
  padding: 3rem 1.25rem 2.5rem;
  min-height: 320px;
  display: flex;
  align-items: center;
}

.page-privacy .privacy-hero-bg {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.page-privacy .privacy-hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-max, 1200px);
  margin: 0 auto;
  width: 100%;
  text-align: center;
}

.page-privacy .privacy-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 90px;
  height: 90px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(4px);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.page-privacy .privacy-icon {
  width: 64px;
  height: 64px;
  display: block;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.page-privacy .privacy-title {
  font-family: var(--privacy-heading-font);
  font-size: 2.4rem;
  font-weight: 900;
  font-style: italic;
  color: var(--privacy-white);
  margin: 0 0 0.6rem;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.page-privacy .privacy-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin: 0 auto 1.2rem;
  line-height: 1.6;
}

.page-privacy .privacy-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 2rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
}

.page-privacy .privacy-meta-item {
  position: relative;
  padding-left: 1.2rem;
}

.page-privacy .privacy-meta-item::before {
  content: "●";
  position: absolute;
  left: 0;
  color: var(--privacy-orange);
  font-size: 0.6rem;
  top: 0.4rem;
}

/* ===== TOC 目录导航 ===== */
.page-privacy .privacy-toc {
  background: var(--privacy-white);
  border-radius: var(--privacy-card-radius);
  padding: 1.25rem 1.5rem;
  margin: -1.8rem auto 2.5rem;
  max-width: 900px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.07);
  position: relative;
  z-index: 5;
  border-left: 4px solid var(--privacy-orange);
}

.page-privacy .privacy-toc-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--privacy-deep-blue);
  margin-bottom: 0.6rem;
}

.page-privacy .privacy-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.page-privacy .privacy-toc-link {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--privacy-deep-gray);
  text-decoration: none;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  background: var(--privacy-light-gray);
  transition: background 0.25s, color 0.25s, transform 0.2s;
  border: 1px solid transparent;
}

.page-privacy .privacy-toc-link:hover,
.page-privacy .privacy-toc-link:focus {
  background: var(--privacy-green);
  color: var(--privacy-white);
  transform: translateY(-1px);
  border-color: var(--privacy-green);
  outline: none;
}

.page-privacy .privacy-toc-link:focus-visible {
  outline: 3px solid var(--privacy-orange);
  outline-offset: 2px;
}

/* ===== 内容区 ===== */
.page-privacy .privacy-content {
  max-width: 900px;
  margin: 0 auto 3rem;
}

.page-privacy .privacy-section {
  background: var(--privacy-white);
  border-radius: var(--privacy-card-radius);
  padding: 2rem 1.5rem;
  margin-bottom: var(--privacy-section-gap);
  box-shadow: 0 4px 16px rgba(0,0,0,0.05);
  transition: box-shadow 0.3s;
  scroll-margin-top: 2rem;
}

.page-privacy .privacy-section:hover {
  box-shadow: 0 8px 28px rgba(76,175,80,0.10);
}

/* 标题绿色下划线装饰 */
.page-privacy .privacy-section-heading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.2rem;
  padding-bottom: 0.75rem;
  border-bottom: 4px solid var(--privacy-green);
  font-family: var(--privacy-heading-font);
  font-size: 1.5rem;
  font-weight: 900;
  font-style: italic;
  color: var(--privacy-deep-blue);
  line-height: 1.3;
}

.page-privacy .privacy-section-num {
  font-size: 1.8rem;
  color: var(--privacy-orange);
  font-style: italic;
  line-height: 1;
  opacity: 0.7;
  flex-shrink: 0;
}

.page-privacy .privacy-section-text {
  flex: 1;
}

.page-privacy .privacy-section-body {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--privacy-deep-gray);
}

.page-privacy .privacy-section-body p {
  margin: 0 0 0.9rem;
}

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

.page-privacy .privacy-list {
  margin: 0.8rem 0 1rem;
  padding: 0 0 0 1.2rem;
  list-style: none;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  line-height: 1.7;
}

.page-privacy .privacy-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--privacy-green);
  font-size: 1rem;
  font-weight: 700;
}

.page-privacy .privacy-note {
  background: rgba(76,175,80,0.07);
  border-left: 3px solid var(--privacy-green);
  padding: 0.8rem 1rem;
  border-radius: 0 8px 8px 0;
  font-size: 0.9rem;
  color: var(--privacy-deep-gray);
}

/* ===== 联系卡片 ===== */
.page-privacy .privacy-contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.8rem;
  margin: 1.2rem 0 1rem;
}

.page-privacy .privacy-contact-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--privacy-light-gray);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  border: 1px solid rgba(76,175,80,0.15);
  transition: background 0.25s, border-color 0.25s;
}

.page-privacy .privacy-contact-card:hover {
  background: rgba(76,175,80,0.06);
  border-color: var(--privacy-green);
}

.page-privacy .privacy-contact-card-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--privacy-white);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.page-privacy .privacy-contact-card-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--privacy-deep-blue);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  min-width: 60px;
}

.page-privacy .privacy-contact-card-value {
  font-size: 0.9rem;
  color: var(--privacy-deep-gray);
  word-break: break-all;
}

.page-privacy .privacy-contact-note {
  font-size: 0.85rem;
  color: var(--privacy-deep-gray);
  background: rgba(255,87,34,0.06);
  border-radius: 8px;
  padding: 0.7rem 1rem;
  margin-top: 0.5rem;
  border-left: 3px solid var(--privacy-orange);
}

/* ===== 底部链接 ===== */
.page-privacy .privacy-back-link-wrap {
  background: var(--privacy-white);
  border-top: 1px solid rgba(0,0,0,0.05);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.page-privacy .privacy-back-link {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--privacy-deep-blue);
  text-decoration: none;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  transition: color 0.25s, background 0.25s;
}

.page-privacy .privacy-back-link:hover,
.page-privacy .privacy-back-link:focus {
  color: var(--privacy-green);
  background: rgba(76,175,80,0.08);
  outline: none;
}

.page-privacy .privacy-back-link:focus-visible {
  outline: 3px solid var(--privacy-orange);
  outline-offset: 2px;
}

.page-privacy .privacy-sep {
  color: #ccc;
  padding: 0 0.3rem;
  font-size: 0.9rem;
}

/* ===== 容器覆盖 ===== */
.page-privacy .container {
  max-width: var(--container-max, 1200px);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
  width: 100%;
  box-sizing: border-box;
}

/* ===== Tablet 及以上 ===== */
@media (min-width: 640px) {
  .page-privacy .privacy-hero {
    padding: 4rem 2rem 3rem;
    min-height: 360px;
  }

  .page-privacy .privacy-icon-wrap {
    width: 110px;
    height: 110px;
  }

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

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

  .page-privacy .privacy-subtitle {
    font-size: 1.1rem;
  }

  .page-privacy .privacy-toc {
    padding: 1.5rem 2rem;
    margin-top: -2.2rem;
  }

  .page-privacy .privacy-toc-list {
    gap: 0.6rem 1.2rem;
  }

  .page-privacy .privacy-section {
    padding: 2.5rem 2.2rem;
  }

  .page-privacy .privacy-section-heading {
    font-size: 1.7rem;
  }

  .page-privacy .privacy-section-num {
    font-size: 2rem;
  }

  .page-privacy .privacy-contact-cards {
    grid-template-columns: 1fr 1fr;
  }

  .page-privacy .privacy-section-body {
    font-size: 1rem;
  }
}

/* ===== Desktop ===== */
@media (min-width: 1024px) {
  .page-privacy .privacy-hero {
    padding: 5rem 2rem 3.5rem;
    min-height: 400px;
  }

  .page-privacy .privacy-icon-wrap {
    width: 130px;
    height: 130px;
    margin-bottom: 1.5rem;
  }

  .page-privacy .privacy-icon {
    width: 96px;
    height: 96px;
  }

  .page-privacy .privacy-title {
    font-size: 3.6rem;
  }

  .page-privacy .privacy-subtitle {
    font-size: 1.15rem;
    max-width: 720px;
  }

  .page-privacy .privacy-toc {
    padding: 1.8rem 2.5rem;
    margin-top: -2.6rem;
    margin-bottom: 3rem;
  }

  .page-privacy .privacy-toc-label {
    font-size: 0.85rem;
  }

  .page-privacy .privacy-section {
    padding: 3rem 3rem;
    margin-bottom: 2rem;
  }

  .page-privacy .privacy-section-heading {
    font-size: 1.9rem;
    padding-bottom: 0.9rem;
    margin-bottom: 1.5rem;
  }

  .page-privacy .privacy-section-num {
    font-size: 2.2rem;
  }

  .page-privacy .privacy-section-body {
    font-size: 1.05rem;
  }

  .page-privacy .privacy-contact-cards {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-privacy .privacy-contact-card {
    flex-direction: column;
    text-align: center;
    padding: 1.2rem 0.8rem;
  }

  .page-privacy .privacy-contact-card-icon {
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
  }

  .page-privacy .privacy-contact-card-label {
    min-width: auto;
  }

  .page-privacy .privacy-back-link-wrap {
    padding: 2rem 1.25rem;
  }
}

/* ===== 超大屏优化 ===== */
@media (min-width: 1400px) {
  .page-privacy .privacy-hero {
    padding: 6rem 2rem 4rem;
  }

  .page-privacy .privacy-title {
    font-size: 4rem;
  }

  .page-privacy .privacy-section {
    padding: 3.5rem 3.5rem;
  }
}