/* ===================== */
/*      STYLES PC        */
/* ===================== */

body {
  background-color: #C9D3DB;
  color: #1F2937;
}

header {
  margin-left: -8px;
  margin-top: -8px;
  margin-right: -8px;
  background-color: #1E3A8A;
  color: white;
  padding: 4%;
}

footer {
  padding: 20px;
  margin-bottom: -8px;
  margin-right:-8px;
  text-align: center;
  background-color: #1E3A8A;
  color: white;
  margin-top: 700px;
}

nav {
  background-color: #162347;
  color: white;
  padding: 2%;
  height: 120vh;
  position: fixed;
  margin-top: -20%;
  margin-left: -8px;
}

h1 {
  margin-left: 32%;
  text-shadow: 5px 5px 0px #0c0ca0;
}

a {
  color: #3B82F6;
}

a:hover {
  color: white;
}

#boxtext {
  margin-top: 100px;
  margin-left: 25%;
  margin-right: 20%;
  margin-bottom:150px;
  padding: 3%;
  background-color: #B0C4DE;
  border-radius: 15px;
  opacity: 0;
  transform: translateY(50px);
  transition: all 1s ease;
}

#boxtext.show {
  opacity: 1;
  transform: translateY(0);
}

#logo {
  margin-top: 5%;
  border-radius: 100px;
  margin-bottom:30px;
}

button {
  background-color: #4169E1;
  padding: 1%;
  margin-left: 10px;
  color: white;
  border-radius: 15px;
  border: 2px solid #4169E1;
}

button:hover {
  background-color: #587ae0;
}

.tx {
  text-decoration: none;
}

.tx:hover {
  color: white;
}

.h2 {
  font-size: 1.5em;
}

summary:hover {
  color: blue;
}

.txt {
  margin-left: 30%;
}

footer {
  padding: 20px;
  margin-bottom: -8px;
  border-radius: 10px;
  text-align: center;
  background-color: #1E3A8A;
  color: white;
  margin-top: 300px;
}

input {
  border-radius: 10px;
  border: 2px solid white;
}



/* ============================= */
/*     RESPONSIVE POUR MOBILE    */
/* ============================= */

@media screen and (max-width: 768px) {

  /* Header */
  header {
    padding: 10%;
    text-align: center;
  }

  h1 {
    margin-left: 0;
    font-size: 1.6em;
    text-shadow: 2px 2px 0px #0c0ca0;
  }

  .txt {
    margin-left: 0;
    text-align: center;
    font-size: 1em;
  }

  /* NAV devient horizontal */
  nav {
    position: relative;
    height: auto;
    width: 100%;
    margin: 0;
    padding: 20px 0;
    text-align: center;
  }

  #logo {
    width: 110px;
    height: auto;
    margin-top: 0;
  }

  nav a {
    font-size: 1.1em;
    margin: 12px 0;
    display: block;
  }

  /* Box de contenu */
  #boxtext {
    margin-left: 5%;
    margin-right: 5%;
    margin-top: 30px;
    padding: 6%;
    font-size: 1em;
  }

  /* Boutons optimisés mobile */
  button {
    width: 100%;
    padding: 15px;
    margin: 15px 0;
    font-size: 1em;
    border-radius: 12px;
  }

  /* Footer mobile */
  footer {
    padding: 40px 20px;
    font-size: 1em;
    margin-top: 50px;
  }

  /* Inputs */
  input {
    width: 100%;
    padding: 12px;
    font-size: 1em;
  }
}