.grafo-music-control {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 10050;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  max-width: min(360px, calc(100vw - 28px));
  font-family: Arial, sans-serif;
}
.grafo-music-button {
  min-height: 44px;
  padding: 10px 16px;
  border: 2px solid #fff;
  border-radius: 999px;
  background: #175d3d;
  color: #fff;
  box-shadow: 0 4px 18px rgba(0,0,0,.25);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.grafo-music-button:hover,
.grafo-music-button:focus-visible { transform: translateY(-1px); outline: 3px solid #ffd54f; outline-offset: 2px; }
.grafo-music-button.is-off { background: #5d3030; }
.grafo-music-notice {
  padding: 11px 13px;
  border-radius: 10px;
  background: rgba(24,24,24,.96);
  color: #fff;
  box-shadow: 0 4px 18px rgba(0,0,0,.25);
  font-size: 14px;
  line-height: 1.4;
}
@media (max-width: 600px) {
  .grafo-music-control { right: 10px; bottom: 10px; }
  .grafo-music-button { font-size: 14px; padding: 9px 13px; }
}
@media (prefers-reduced-motion: reduce) {
  .grafo-music-button { transition: none; }
}