:root {
  color-scheme: light dark;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

body {
  margin: 0;
  background: #0f172a;
  color: #e2e8f0;
}

.app {
  max-width: 980px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

label {
  font-size: 0.95rem;
}

select,
button {
  border: 1px solid #334155;
  border-radius: 0.5rem;
  padding: 0.55rem 0.75rem;
  background: #1e293b;
  color: #e2e8f0;
}

button {
  cursor: pointer;
}

button:hover {
  background: #334155;
}

.screen {
  min-height: 560px;
  border: 1px solid #334155;
  border-radius: 0.75rem;
  background: #020617;
  overflow: hidden;
}

.status {
  margin-top: 0.75rem;
  color: #94a3b8;
  font-size: 0.9rem;
}