.tts-row { display:flex; flex-wrap:wrap; gap:.5rem; align-items:center; margin:.5rem 0 1rem; }
.tts-inline { display:inline-flex; align-items:center; gap:.35rem; font-size:.95rem; }
.tts-btn { padding:.4rem .7rem; border-radius:.5rem; border:1px solid #cfd4dc; background:#f7f9fc; cursor:pointer; font-weight:600; }
.tts-btn:hover:not([disabled]) { filter:brightness(.98); }
.tts-btn[disabled] { opacity:.55; cursor:not-allowed; }
.tts-unsupported,.tts-error { color:#b00020; font-weight:600; }