.speech-controls {
  background-color: transparent;
  border-radius: 8px;
  padding: 15px 0px;
  margin: 0 0;
  max-width: 100%;
}

.tts-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

@media screen and (max-width: 520px) {
  .control-group {
    flex-direction: column;
    align-items: stretch;
  }

}

.control-group label {
  min-width: 60px;
}

.control-group input {
  flex-grow: 1;
  padding: 6px;
  border-radius: 32px;
  border: 1px solid var(--input-border);
  background-color: var(--background-color);
  color: var(--text-color);
}

.control-group select {
  flex-grow: 1;
  padding: 8px 16px;
  padding-right: 30px;
  /* Add extra padding on the right for the chevron */
  border-radius: 32px;
  border: 1px solid var(--input-border);
  appearance: none;
  /* Remove default arrow styling */
  -webkit-appearance: none;
  /* For Safari */
  -moz-appearance: none;
  /* For Firefox */
  background-color: var(--background-color);
  color: var(--text-color);
  background-image: url("data:image/svg+xml;utf8,<svg fill='grey' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
  background-repeat: no-repeat;
  background-position: right 8px center;
  /* Position the custom arrow */
  background-size: 32px;
}

/* Remove focus outline for better appearance (optional) */
.control-group select:focus {
  outline: none;
  border-color: #aaa;
}

/* Fix for Firefox showing a second arrow */
.control-group select::-ms-expand {
  display: none;
}

/* Hover effect (optional) */
.control-group select:hover {
  border-color: #bbb;
}

input[type=range] {
  display: block;
  width: 70%;
}

@media screen and (max-width: 520px) {
  input[type=range] {
    width: 100%;
  }
}

.tts-highlight {
  background-color: #1ddb8c7b;
  transition: background-color 0.2s ease;
}

.buttons {
  display: flex;
  gap: 10px;
  align-self: flex-start;
}

@media screen and (max-width: 520px) {
  .buttons {
    align-self: stretch;
  }

  .speech-controls {
    max-width: 85%;
  }
}

.speech-button {
  padding: 6px 16px;
  border-radius: 32px;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#speakBtn {
  background-color: transparent;
  border: 1px solid var(--input-border);
  color: var(--text-color);
}

#speakBtn:hover {
  background-color: var(--background-color-nav);
  color: var(--text-color);
  border: 1px solid var(--input-border);
}

#speakBtn:active {
  background-color: var(--background-color-nav);
  color: var(--text-color);
  border: 1px solid var(--switch-bg);
}

/* previous colours: #4CAF50 #ff9800 #f44336*/

#pauseBtn {
  background-color: transparent;
  border: 1px solid var(--input-border);
  color: var(--text-color);
}

#pauseBtn:hover {
  background-color: var(--pause-button-hover);
  color: var(--text-color);
  border: 1px solid var(--input-border);
}

#pauseBtn:active {
  background-color: var(--pause-button-hover);
  color: var(--text-color);
  border: 1px solid var(--switch-bg);
}

#stopBtn {
  background-color: transparent;
  border: 1px solid var(--input-border);
  color: var(--text-color);
}

#stopBtn:hover {
  background-color: var(--stop-button-hover);
  color: var(--text-color);
  border: 1px solid #ff3333;
}

#stopBtn:active {
  background-color: var(--stop-button-hover);
  color: var(--text-color);
  border: 1px solid #ff3333;
}