.mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 8px;
  background: var(--header-bg, #fff);
  color: var(--header-text, #222);
  box-shadow: 0 1px 8px rgba(110, 74, 255, 0.06);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.icon-btn {
  background: none;
  border: none;
  padding: 0 6px;
  cursor: pointer;
}
.header-title {
  font-size: 1.3rem;
  flex: 1;
  text-align: center;
  font-weight: 500;
  color: #222;
}
body.light {
  background: #f6f6f8;
  color: #222;
}
body.dark {
  background: #161022;
  color: #fff;
}