/* Thông báo XP, lên cấp, huy hiệu mới (bước B12) */
.reward-toasts {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 50;
  display: grid;
  gap: var(--space-2);
  max-width: min(320px, calc(100vw - 2 * var(--space-4)));
  pointer-events: none;
}

.reward-toast {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-primary);
  box-shadow: var(--shadow-lift);
  color: var(--color-on-primary);
  font-weight: 800;
  animation: reward-pop var(--duration-base) var(--ease-pop);
}

.reward-toast--big {
  background: var(--color-strand-energy);
  color: #1e2a3b;
}

.reward-toast p {
  margin: 0;
}

@keyframes reward-pop {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.95);
  }
}

@media (prefers-reduced-motion: reduce) {
  .reward-toast {
    animation: none;
  }
}