/* 桌面端导航下拉：延长 hover 区域，避免鼠标移向菜单时菜单消失导致无法点击 */
@media (min-width: 768px) {
  .nav-menu-group::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 0.75rem;
  }

  .nav-dropdown {
    display: none;
  }

  .nav-menu-group:hover .nav-dropdown,
  .nav-dropdown:hover {
    display: block;
  }
}

.site-nav-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 9999px;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.45), rgba(37, 99, 235, 0.55));
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  flex-shrink: 0;
}