/* ===== 手机底部导航（Figma 1:8811） ===== */
.mobile-tabbar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 220;
  height: 64px;
  padding-top: 1px;
  background: #fff;
  border-top: 1px solid #e5e7eb;
  box-shadow: 0 -2px 5px rgba(0, 0, 0, 0.05);
  align-items: stretch;
  justify-content: center;
}

.mobile-tabbar-item {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  text-decoration: none;
  color: #002b5c;
  font-size: 12px;
  line-height: 15px;
  font-weight: 400;
  padding: 6px 2px 4px;
  transition: color 0.15s;
}

.mobile-tabbar-item.active {
  color: #fea619;
}

.mobile-tabbar-icon {
  display: block;
  flex-shrink: 0;
  object-fit: contain;
}

@media (max-width: 768px) {
  .mobile-tabbar {
    display: flex;
  }

  body.has-mobile-tabbar {
    padding-bottom: 64px;
  }

  body.has-mobile-tabbar .footer {
    display: none;
  }

  body.has-mobile-tabbar .back-to-top {
    bottom: 76px;
  }
}