.popup {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.7);
}

.popup-contenu.styled-box {
  background-color: #121e28;
  color: #ffffff;
  width: 400px;
  margin: 5% auto;
  padding: 30px 25px;
  border-radius: 15px;
  position: relative;
  box-shadow: 0 0 20px rgba(0,255,255,0.1);
}

.titre {
  font-size: 1.4rem;
  margin-bottom: 10px;
  color: #ffffff;
}

.texte-lien {
  font-size: 0.95rem;
  margin-bottom: 20px;
  color: #aaa;
}

.texte-lien a {
  color: #00d2ff;
  text-decoration: none;
}

.texte-lien a:hover {
  text-decoration: underline;
}

.input-style {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: none;
  border-radius: 10px;
  background-color: #1e2b38;
  color: #fff;
  font-size: 1rem;
}

.input-style::placeholder {
  color: #888;
}

.btn-style {
  width: 100%;
  padding: 12px;
  margin-top: 20px;
  border: none;
  border-radius: 25px;
  background-color: #3a3f50;
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s;
}

.btn-style:hover {
  background-color: #4c5a70;
}

.texte-bas {
  text-align: center;
  margin-top: 20px;
  font-size: 0.9rem;
}

.texte-bas a {
  color: #ccc;
  text-decoration: none;
}

.texte-bas a:hover {
  text-decoration: underline;
}

#form_connexion {
  text-align: center;
  justify-content: center;
}

.popup-contenu.double-colonne {
  display: flex;
  flex-direction: row;
  width: 800px;
  max-width: 95%;
  height: auto;
  margin: 5% auto;
  background-color: #121e28;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
}

.col-gauche {
  flex: 1;
  background-color: #0a0f1a;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-vr {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.col-droite {
}

#img_renseignement {
  /*background-size: cover;*/
  background-position: center;
}

.popup-contenu.double-colonne_renseignement {
  display: flex;
  flex-direction: row;
  width: 800px;
  max-width: 85%;
  height: 550px;
  margin: 5% auto;
  background-color: #0c141b;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
}