* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: #000;
  color: #fff;
  overflow: hidden;
}

#app {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.controls {
  background: #1a1a1a;
  padding: 20px;
  border-bottom: 1px solid #333;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.header h3 {
  color: #fff;
  font-size: 18px;
  margin: 0;
}

.header a {
  text-decoration: none;
}

.header .btn {
  margin: 0;
}

.control-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
  -webkit-app-region: no-drag;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.control-group label {
  font-size: 14px;
  color: #ccc;
}

.control-group input,
.control-group select {
  padding: 8px;
  border: 1px solid #333;
  background: #2a2a2a;
  color: #fff;
  border-radius: 4px;
}

.control-group input[type="color"] {
  height: 40px;
  cursor: pointer;
}

.control-group input[type="range"] {
  width: 100%;
}

#font-size-display {
  color: #ccc;
  font-size: 14px;
}

.btn {
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: opacity 0.2s;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: #4CAF50;
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: #45a049;
}

.btn-secondary {
  background: #f44336;
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background: #da190b;
}

.btn-small {
  padding: 6px 12px;
  font-size: 12px;
}

.transcription-display {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: #000;
  position: relative;
}

#transcription-text {
  text-align: center;
  font-size: 32px;
  color: #fff;
  line-height: 1.5;
  max-width: 90%;
  word-wrap: break-word;
  transition: opacity 0.3s ease;
}

.fade-out {
  opacity: 0 !important;
}

.audio-level-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.audio-level-bar {
  flex: 1;
  height: 20px;
  background: #333;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
}

.audio-level-fill {
  height: 100%;
  background: linear-gradient(90deg, #4CAF50 0%, #FFC107 50%, #f44336 100%);
  width: 0%;
  transition: width 0.1s ease;
}

#audio-level-text {
  color: #ccc;
  font-size: 12px;
  min-width: 30px;
}

#queue-status {
  color: #ccc;
  font-size: 12px;
  font-family: monospace;
}