body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #0a1aff, #000814);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.app {
  width: 360px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  border-radius: 25px;
  padding: 20px;
  color: white;
  box-shadow: 0 0 40px rgba(0,255,255,0.4);
}

.header {
  text-align: center;
  font-weight: bold;
  letter-spacing: 2px;
  margin-bottom: 10px;
}

#status {
  text-align: center;
  margin-bottom: 15px;
  font-size: 14px;
  color: cyan;
}

.orb {
  width: 140px;
  height: 140px;
  margin: auto;
  border-radius: 50%;
  background: radial-gradient(circle, #00e5ff, #0033ff);
  box-shadow: 0 0 30px cyan;
}

.listening {
  animation: pulse 1s infinite;
}

.speaking {
  animation: glow 0.5s infinite alternate;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

@keyframes glow {
  from { box-shadow: 0 0 20px cyan; }
  to { box-shadow: 0 0 60px cyan; }
}

.conversation {
  margin-top: 15px;
  font-size: 14px;
}