.settings-panel { width: 400px; }
.setting-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid #1a3a4a;
}
.toggle-btn {
  padding: 8px 20px;
  background: #1a2a3a;
  border: 1px solid #3a5a6a;
  color: #5a8a9a;
  border-radius: 5px;
  cursor: pointer;
  font-family: inherit;
}
.toggle-btn.active { background: #00aa66; border-color: #00ff88; color: #000; }
.volume-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid #1a3a4a;
}
.volume-row-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.volume-control {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}
.volume-slider {
  flex: 1;
  -webkit-appearance: none;
  height: 6px;
  border-radius: 3px;
  background: #1a2a3a;
  outline: none;
  cursor: pointer;
}
.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #00ccff;
  cursor: pointer;
  box-shadow: 0 0 8px #00ccff;
}
.volume-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #00ccff;
  cursor: pointer;
  border: none;
  box-shadow: 0 0 8px #00ccff;
}
.volume-value {
  min-width: 50px;
  text-align: right;
  font-size: 13px;
  color: #00ffcc;
  font-weight: bold;
}