/* POL site BGM dock — fixed corner, Off by default */
#pol-site-bgm {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  max-width: min(100vw - 2rem, 16rem);
  padding: 0.6rem 0.75rem;
  border: 2px solid rgba(24, 24, 27, 0.12);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  pointer-events: auto;
  color: #18181b;
}
@media (min-width: 640px) {
  #pol-site-bgm {
    bottom: 1.5rem;
    left: 1.5rem;
  }
}
#pol-site-bgm[data-theme="dark"] {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(24, 24, 27, 0.88);
  color: #fafafa;
}
#pol-site-bgm .pol-bgm-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
#pol-site-bgm .pol-bgm-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2.25rem;
  min-width: 4.5rem;
  padding: 0 0.5rem;
  border: 2px solid rgba(24, 24, 27, 0.15);
  border-radius: 0.75rem;
  background: #ecfccb;
  color: #18181b;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}
#pol-site-bgm[data-theme="dark"] .pol-bgm-toggle {
  border-color: rgba(255, 255, 255, 0.2);
  background: #3f6212;
  color: #f7fee7;
}
#pol-site-bgm .pol-bgm-toggle:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
#pol-site-bgm .pol-bgm-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
#pol-site-bgm .pol-bgm-label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 10px;
  color: #71717a;
}
#pol-site-bgm[data-theme="dark"] .pol-bgm-label {
  color: #a1a1aa;
}
#pol-site-bgm .pol-bgm-vol {
  width: 100%;
  height: 0.35rem;
  cursor: pointer;
  accent-color: #db2777;
}
#pol-site-bgm .pol-bgm-err {
  margin: 0;
  font-size: 10px;
  line-height: 1.35;
  color: #71717a;
}