.popup {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.popup-content {
  background-color: rgba(255,255,255,0.95);
  backdrop-filter: blur(5px);
  padding: 30px;
  border-radius: 20px;
  max-width: 600px;
  width: 90%;
  max-height: 80%;
  overflow-y: auto;
  position: relative;
}

.popup-content .close {
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 2rem;
  text-decoration: none;
  color: #333;
}

.popup-content .close:hover {
  color: #DD9013;
}


.columns {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* center cards if row is not full */
    gap: 30px;
}

.column {
    flex: 0 1 25%; /* takes about 30% width → 3 per row */
    background-color: rgba(255, 255, 255, 0.7);
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    text-align: center;
    cursor: pointer;
    transition: transform 0.2s;
}

.column:hover {
    transform: translateY(-5px);
}