#top-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 50px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #ccc;
  padding: 0 16px;
  z-index: 3000;
}
.topbar-btn {
  margin-right: 8px;
  padding: 8px 12px;
  background: #007bff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.topbar-btn:hover { background: #0056b3; }
.topbar-left, .topbar-center, .topbar-right {
  display: flex;
  align-items: center;
}
.topbar-center { flex: 1; justify-content: center; }
.donate-btn img {
  height: 24px;
  margin-left: 8px;
}
body { padding-top: 50px; }
/* Container for toasts, pinned under the top bar */
#toast-container {
  position: fixed;
  top: 50px;
  right: 16px;
  z-index: 2001;
  pointer-events: none;
}
.toast-notice {
  margin: 8px 0;
  padding: 8px 12px;
  background: rgba(0,0,0,0.85);
  color: #fff;
  border-radius: 4px;
  min-width: 200px;
  text-align: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.toast-notice.visible {
  opacity: 1;
}
.toast-notice.error {
  background: rgba(200,0,0,0.85);
}