/* AI池子框架页统一页脚：只服务首页与频道页。 */
.aichizi-site-footer {
  width: 100%;
  margin-top: 32px !important;
  padding: 0 32px 24px !important;
  border-top: 0 !important;
  color: #64748b !important;
  background: transparent !important;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  text-align: left !important;
}

.aichizi-footer-inner {
  width: min(1216px, 100%);
  margin: 0 auto;
}

.aichizi-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.aichizi-footer-card {
  display: flex;
  align-items: center;
  min-height: 72px;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid #e3e6ec;
  border-radius: 16px;
  color: #1f2937 !important;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 4px 18px rgba(15, 23, 42, .045);
  text-decoration: none !important;
  transition: border-color .16s ease, transform .16s ease, box-shadow .16s ease;
}

.aichizi-footer-card:hover,
.aichizi-footer-card:focus-visible {
  border-color: #bfd3ff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, .075);
  transform: translateY(-1px);
  outline: none;
}

.aichizi-footer-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 12px;
  color: #315fbd;
  background: linear-gradient(145deg, #e8f5ff, #f0edff);
  font-size: 20px;
}

.aichizi-footer-copy { min-width: 0; }
.aichizi-footer-kicker {
  display: block;
  margin-bottom: 2px;
  color: #8a94a5;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .12em;
  line-height: 1;
}
.aichizi-footer-title {
  display: block;
  color: #172033;
  font-size: 14px;
  font-weight: 700;
  line-height: 20px;
}
.aichizi-footer-desc {
  display: block;
  overflow: hidden;
  color: #7b8494;
  font-size: 11px;
  line-height: 16px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.aichizi-footer-legal {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 17px;
  color: #98a2b3;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
}
.aichizi-footer-legal a { color: inherit !important; text-decoration: none; }
.aichizi-footer-legal a:hover { color: #6c5ce7 !important; }

.dark .aichizi-footer-card,
.channel-dark .aichizi-footer-card {
  border-color: #303744;
  color: #e7eaf0 !important;
  background: #181e29;
  box-shadow: none;
}
.dark .aichizi-footer-title,
.channel-dark .aichizi-footer-title { color: #f1f4f8; }
.dark .aichizi-footer-desc,
.channel-dark .aichizi-footer-desc { color: #9099a9; }
.dark .aichizi-footer-icon,
.channel-dark .aichizi-footer-icon {
  color: #c8d7ff;
  background: linear-gradient(145deg, #233b54, #30294b);
}

@media (max-width: 767px) {
  .aichizi-site-footer { margin-top: 24px !important; padding: 0 12px 18px !important; }
  .aichizi-footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
  .aichizi-footer-card { min-height: 82px; align-items: flex-start; padding: 11px; gap: 8px; }
  .aichizi-footer-icon { width: 34px; height: 34px; flex-basis: 34px; border-radius: 10px; font-size: 17px; }
  .aichizi-footer-title { font-size: 13px; }
  .aichizi-footer-desc { display: -webkit-box; white-space: normal; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
}

@media (prefers-reduced-motion: reduce) {
  .aichizi-footer-card { transition: none; }
}