.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem;
}

.center-screen {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 1rem;
}