.font-btn {
  border: 1px solid rgba(28,74,60,.16);
  border-radius: 999px;
  background: rgba(255,255,255,0.8);
  color: var(--primary-jade);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  width: 28px;
  height: 28px;
  min-height: 28px;
  padding: 0;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,.05);
  transition: transform .18s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.font-btn:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.98);
  color: #173b30;
  border-color: rgba(28,74,60,.32);
  box-shadow: 0 6px 14px rgba(28,74,60,.14);
}

.font-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(28,74,60,.10);
}

.font-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

.chat-btn {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  background: var(--primary-jade);
  color: white;
  box-shadow: var(--shadow-deep);
  display: grid;
  place-items: center;
  z-index: 1;
  font-family: sans-serif;
  font-size: 22px;
}

.play-btn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 84px;
  height: 84px;
  border-radius: 999px;
  background: rgba(38, 54, 56, 0.88);
  color: white;
  display: grid;
  place-items: center;
  font-size: 34px;
  font-family: sans-serif;
  padding-left: 5px;
}