/* SEO 长尾专题页 */
.bx-topics-page {
  padding-bottom: 48px;
}

.bx-topics-lead {
  margin: 0 0 24px;
  color: var(--bx-muted, #666);
  font-size: 15px;
  line-height: 1.7;
}

.bx-topics-group {
  margin-bottom: 28px;
}

.bx-topics-group__title {
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(200, 16, 46, 0.15);
  font-size: 18px;
  color: var(--bx-title, #1a1a1a);
}

.bx-topics-group__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px 16px;
}

.bx-topics-group__list a {
  display: block;
  padding: 8px 0;
  color: var(--bx-text, #333);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.45;
  transition: color 0.2s ease;
}

.bx-topics-group__list a:hover {
  color: var(--bx-red, #c8102e);
}

.bx-topic-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 280px);
  gap: 28px;
  align-items: start;
}

.bx-topic-intro {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.75;
  color: #333;
}

.bx-topic-block {
  margin-bottom: 24px;
}

.bx-topic-block__title {
  margin: 0 0 12px;
  font-size: 18px;
  color: var(--bx-title, #1a1a1a);
}

.bx-topic-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.bx-topic-points li {
  padding: 10px 12px;
  border-radius: 8px;
  background: #faf8f5;
  border: 1px solid var(--bx-border, #e8e4de);
  font-size: 14px;
  line-height: 1.6;
}

.bx-topic-faq {
  margin: 0;
}

.bx-topic-faq__item {
  margin-bottom: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--bx-border, #e8e4de);
  background: #fff;
}

.bx-topic-faq__item dt {
  margin: 0 0 6px;
  font-weight: 700;
  font-size: 14px;
  color: var(--bx-title, #1a1a1a);
}

.bx-topic-faq__item dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--bx-muted, #666);
}

.bx-topic-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 8px 0 16px;
}

.bx-topic-compliance {
  margin: 0;
  padding: 12px 14px;
  border-radius: 8px;
  background: #faf8f5;
  font-size: 12px;
  line-height: 1.65;
}

.bx-topic-aside__card {
  margin-bottom: 16px;
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--bx-border, #e8e4de);
  background: #fff;
  box-shadow: 0 6px 20px rgba(26, 26, 26, 0.04);
}

.bx-topic-aside__title {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--bx-title, #1a1a1a);
}

.bx-topic-aside__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.bx-topic-aside__links a {
  display: block;
  padding: 4px 0;
  font-size: 13px;
  color: var(--bx-text, #444);
  text-decoration: none;
}

.bx-topic-aside__links a:hover {
  color: var(--bx-red, #c8102e);
}

.bx-topic-aside__more {
  margin: 10px 0 0;
}

/* 首页 SEO 索引 */
.bx-home-seo-index {
  padding-top: 40px;
  padding-bottom: 40px;
}

.bx-home-seo-index__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-width: 920px;
  margin: 0 auto;
}

.bx-home-seo-index__chip {
  display: inline-flex;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(200, 16, 46, 0.14);
  background: #fff;
  color: var(--bx-text, #444);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.bx-home-seo-index__chip:hover {
  border-color: rgba(200, 16, 46, 0.35);
  color: var(--bx-red, #c8102e);
  box-shadow: 0 4px 12px rgba(200, 16, 46, 0.08);
}

.bx-home-seo-index__more {
  margin: 16px 0 0;
  text-align: center;
}

.bx-footer-seo-links {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.bx-footer-seo-links__label {
  display: block;
  margin-bottom: 8px;
  font-size: 11px;
  opacity: 0.65;
}

.bx-footer-seo-links__row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
}

.bx-footer-seo-links__row a {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.bx-footer-seo-links__row a:hover {
  color: #fff;
}

@media (max-width: 860px) {
  .bx-topics-group__list {
    grid-template-columns: 1fr 1fr;
  }

  .bx-topic-layout {
    grid-template-columns: 1fr;
  }

  .bx-home-seo-index__chips {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .bx-home-seo-index__chips::-webkit-scrollbar {
    display: none;
  }

  .bx-home-seo-index__chip {
    flex-shrink: 0;
  }

  .bx-footer-seo-links__row {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
  }

  .bx-footer-seo-links__row::-webkit-scrollbar {
    display: none;
  }

  .bx-footer-seo-links__row a {
    flex-shrink: 0;
    white-space: nowrap;
  }
}

@media (max-width: 560px) {
  .bx-topics-group__list {
    grid-template-columns: 1fr;
  }
}