.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 8px 0 24px;
  border-top: 0.5px solid var(--color-border);
  background: var(--color-nav-bg);
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
}
.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 4px;
}
.nav-icon { font-size: 22px; }
.nav-label { font-size: 10px; color: var(--color-text-secondary); }
.nav-label.active { color: var(--color-primary); font-weight: 600; }