/* پس‌زمینه نیمه‌شفاف */
.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
}

/* جعبه پاپ‌آپ */
.popup {
  background: #fff;
  padding: 20px 30px;
  border-radius: 12px;
  min-width: 280px;
  max-width: 400px;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0,0,0,0.25);
  position: relative;
  animation: popIn .4s ease;
}

.popup.success { border-top: 4px solid #28a745; }
.popup.error   { border-top: 4px solid #dc3545; }
.popup.info    { border-top: 4px solid #0dcaf0; }

/* دکمه بستن */
.popup-close {
  position: absolute;
  top: 8px;
  right: 12px;
  font-size: 20px;
  color: #666;
  cursor: pointer;
}

/* انیمیشن */
@keyframes popIn {
  from { transform: scale(0.8); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}