body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle, #1a1a2e, #16213e);
  color: white;
  text-align: center;
}

.nova-wrapper {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
}

.nova-title {
  font-size: 3rem;
  color: #00fff7;
  font-weight: bold;
  margin-bottom: 10px;
}

.nova-subtitle {
  font-size: 1.2rem;
  color: #cccccc;
  margin-bottom: 40px;
}

.time-box {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
  font-size: 1rem;
}

.mic-visual {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto;
  background-color: #00fff770;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px #00fff7aa;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.mic-btns {
  margin-top: 30px;
}

.btn {
  background-color: #00fff7;
  color: #111;
  border: none;
  padding: 12px 25px;
  font-size: 1rem;
  border-radius: 50px;
  cursor: pointer;
  margin: 10px;
  transition: 0.3s;
}

.btn:hover {
  background-color: #00cccc;
}

.transcript-box,
.answer-box {
  margin-top: 30px;
  padding: 20px;
  background-color: #0f3460;
  border-radius: 15px;
  box-shadow: 0 0 10px #00000033;
}

.answer-box {
  display: none;
}

.quick-commands {
  margin-top: 40px;
  text-align: left;
}

.quick-commands h3 {
  margin-bottom: 10px;
}

.command-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.command {
  background-color: #1a1a40;
  padding: 10px;
  border-radius: 10px;
  cursor: pointer;
  transition: 0.2s;
  text-align: center;
}

.command:hover {
  background-color: #0f3460;
}

.site-footer {
  margin-top: 70px;
  padding: 10px;
  font-size: 0.9rem;
  color: #888;
  text-align: center;
}