.voice-control {
  padding: 1rem;
  background: #1e293b;
  border-radius: 0.5rem;
  border: 1px solid #334155;
}

.voice-control.unsupported {
  text-align: center;
  padding: 2rem;
  color: #ef4444;
}

.voice-control.unsupported small {
  color: #9ca3af;
  display: block;
  margin-top: 0.5rem;
}

.voice-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.voice-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #f9fafb;
  margin: 0;
}

.selected-turtle {
  font-size: 0.875rem;
  color: #10b981;
  font-weight: 600;
}

.no-selection {
  font-size: 0.875rem;
  color: #9ca3af;
}

.voice-button {
  width: 100%;
  padding: 1.5rem;
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  border: none;
  border-radius: 0.75rem;
  color: white;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.voice-button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

.voice-button:disabled {
  background: #374151;
  cursor: not-allowed;
  opacity: 0.5;
}

.voice-button.listening {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.5);
  }
  50% {
    box-shadow: 0 0 40px rgba(239, 68, 68, 0.8);
  }
}

.voice-button .icon {
  font-size: 2rem;
}

.pulse-ring {
  position: absolute;
  width: 80px;
  height: 80px;
  border: 3px solid rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  animation: pulse-ring 1.5s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.5);
    opacity: 1;
  }
  100% {
    transform: scale(1.5);
    opacity: 0;
  }
}

.voice-feedback {
  margin-top: 1rem;
  padding: 1rem;
  background: #0f172a;
  border-radius: 0.5rem;
  border: 1px solid #1e293b;
}

.transcript {
  color: #e5e7eb;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.transcript strong {
  color: #60a5fa;
}

.last-command {
  color: #10b981;
  font-size: 0.875rem;
  font-family: 'Courier New', monospace;
}

.last-command strong {
  color: #34d399;
}

.voice-commands-help {
  margin-top: 1rem;
}

.voice-commands-help details {
  background: #0f172a;
  border-radius: 0.5rem;
  border: 1px solid #1e293b;
}

.voice-commands-help summary {
  padding: 0.75rem;
  cursor: pointer;
  font-weight: 600;
  color: #94a3b8;
  -webkit-user-select: none;
  user-select: none;
  transition: all 0.2s;
}

.voice-commands-help summary:hover {
  color: #e5e7eb;
}

.commands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  padding: 1rem;
}

.command-category h4 {
  font-size: 0.75rem;
  color: #60a5fa;
  text-transform: uppercase;
  margin: 0 0 0.5rem 0;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.command-category ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.command-category li {
  font-size: 0.75rem;
  color: #9ca3af;
  padding: 0.25rem 0;
  font-family: 'Courier New', monospace;
}

.command-category li::before {
  content: "▸ ";
  color: #3b82f6;
  font-weight: bold;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .voice-button {
    padding: 1.25rem;
  }
  
  .commands-grid {
    grid-template-columns: 1fr;
  }
}