.popup-link{
  text-decoration: underline;
  color: blue;
  cursor: pointer;
}

.popup-overlay{
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.popup-overlay.open{
  display: flex;
}

.popup-content{
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel, #fff);
  color: var(--text, #222);
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 12px;
  /* fallback : écrasé par JS si data-width/height présents */
  width: min(90vw, 640px);
  height: min(85vh, 420px);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
  padding: 16px 16px 12px 16px;
}

.popup-close{
  position:absolute;
  right:8px;
  top:8px;
  border:0;
  background:transparent;
  color:#000;
  font-size:30px;
  cursor:pointer;
}

#popupText{
  flex:1;
  min-height:0;
}

.popup-iframe{
  width:100%;
  height:100%;
  display:block;
  border:0;
  background:transparent;
}