/* 页脚前补充说明区：与站点浅蓝分区风格一致，不依赖 JS */
.hf-seo-block {
  width: 100%;
  background: #e8f4ff;
  padding: 48px 16px;
  box-sizing: border-box;
  color: #555;
  line-height: 1.75;
  font-size: 14px;
}

.hf-seo-block .hf-seo-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.hf-seo-block .hf-seo-title {
  margin: 0 0 16px;
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  color: #333;
  line-height: 1.3;
}

.hf-seo-block .hf-seo-lead {
  max-width: 820px;
  margin: 0 auto 28px;
  text-align: center;
  font-size: 15px;
  color: #666;
  line-height: 1.8;
}

.hf-seo-block .hf-seo-faq {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 0;
}

.hf-seo-block .hf-seo-faq-item {
  background: #fff;
  border: 1px solid #d7e8f7;
  border-radius: 8px;
  padding: 18px 20px;
  box-sizing: border-box;
}

.hf-seo-block .hf-seo-faq-item dt,
.hf-seo-block .hf-seo-faq-item h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
  color: #1a1a1a;
  line-height: 1.5;
}

.hf-seo-block .hf-seo-faq-item dd,
.hf-seo-block .hf-seo-faq-item p {
  margin: 0;
  font-size: 14px;
  color: #666;
  line-height: 1.7;
}

.hf-seo-block .hf-seo-links {
  margin: 28px 0 0;
  padding-top: 20px;
  border-top: 1px solid #cfe3f5;
  text-align: center;
  font-size: 14px;
  color: #888;
}

.hf-seo-block .hf-seo-links a {
  display: inline-block;
  margin: 4px 6px;
  padding: 6px 14px;
  color: #1a6fb5;
  background: #fff;
  border: 1px solid #c5ddf0;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.hf-seo-block .hf-seo-links a:hover {
  background: #f3f9ff;
  border-color: #1a6fb5;
  text-decoration: none;
}

@media screen and (max-width: 750px) {
  .hf-seo-block {
    padding: 36px 14px;
  }

  .hf-seo-block .hf-seo-title {
    font-size: 22px;
  }

  .hf-seo-block .hf-seo-lead {
    font-size: 14px;
    margin-bottom: 20px;
    text-align: left;
  }

  .hf-seo-block .hf-seo-faq {
    grid-template-columns: 1fr;
  }
}