body {
  font-family: system-ui, sans-serif;
  background: #0f0f14;
  color: white;
  display: grid;
  place-items: center;
  height: 100vh;
  margin: 0;
}

#app {
  text-align: center;
  padding: 20px;
  max-width: 600px;
}

h1 {
  margin-bottom: 0.5rem;
}

#status {
  color: #aaa;
  margin-bottom: 2rem;
}

button {
  margin: 8px;
  padding: 12px 24px;
  border-radius: 12px;
  border: none;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
}

button:active {
  transform: scale(0.98);
}

button:hover {
  opacity: 0.9;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}