/* Flash messages (notice / alert) */
.flash-stack {
  position: fixed;
  top: 68px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1020;
  width: min(440px, calc(100% - 32px));
}

.flash-stack .alert {
  margin-bottom: 8px;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* On regular pages, show inline above the content instead of floating */
.non-map .flash-stack {
  position: static;
  transform: none;
  margin: 0 auto 16px;
}