.mobile-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  padding: 0.45rem 0.5rem max(0.45rem, env(safe-area-inset-bottom));
  z-index: 45;
  min-height: var(--bottom-height);
}
.mobile-nav a {
  min-width: 0;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  font-size: 0.6875rem;
  color: var(--color-muted);
  min-height: var(--touch-size);
  font-weight: 600;
  border-radius: var(--radius-sm);
}
.mobile-nav .lucide {
  width: 1.4rem;
  height: 1.4rem;
}
.mobile-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}
.mobile-nav a.active .lucide {
  stroke-width: 2.4;
}
@media (min-width: 1024px) {
  .mobile-nav {
    display: none;
  }
}