/* ============================
   ENTÊTE — Bandeau principal
   ============================ */

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
  color: #222;
  margin: 0;
  background-color: #f5f5f5;
}

/* Structure principale : blocs aux extrémités */
#header-text-nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background:  #D5D5D5;
  padding: 10px 40px;
  flex-wrap: nowrap;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  position: relative;
}

/* Ligne colorée */
#header-text-nav-wrap::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, #5a6dbb, #14a6d6);
}

/* Bloc gauche */
#header-left {
  display: flex;
  align-items: center;
  gap: 15px;
}

#header-text h1 {
  margin: 0;
  font-size: 24px;
  color: #222;
}

#header-text p {
  margin: -5px 0 0;
  color: #555;
}

/* Menu principal */
.main-navigation ul {
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.main-navigation li {
  list-style: none;
  position: relative;
}

.main-navigation a {
  text-decoration: none;
  color: #333;
  font-size: 17px;
  font-weight: 500;
  padding: 10px 15px;
}

.main-navigation a:hover {
  color: #14a6d6;
}

/* Sous-menus centrés */
.submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  padding: 10px 0;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  min-width: 220px;
}

.submenu li a {
  display: block;
  padding: 10px 18px;
  line-height: 1.4;
  color: #333;
  font-weight: 500;
  white-space: nowrap;
}

.submenu li a:hover {
  background: #14a6d6;
  color: white;
}

.has-submenu:hover .submenu {
  display: block;
  opacity: 1;
  visibility: visible;
}

/* Responsive entête */
@media (max-width: 768px) {
  #header-text-nav-wrap {
    flex-direction: column;
    align-items: center;
  }

  .main-navigation ul {
    flex-direction: column;
    gap: 10px;
  }

  .submenu {
    position: static;
    transform: none;
    box-shadow: none;
    background: #f5f5f5;
    border-radius: 0;
    padding-left: 20px;
    opacity: 1;
    visibility: visible;
    display: none;
  }

  .has-submenu.open .submenu {
    display: block;
  }
}


/* ============================
   CONTENU — Page Troisième
   ============================ */

header nav {
  margin-top: 10px;
  text-align: center;
}

header nav a {
  color: #3b2a8a;
  margin: 0 10px;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 20px;
  text-align: center;
}
main h1 {
  color: #14a6d6;
  font-size: 32px;        /* plus grand */
  font-weight: 700;       /* plus épais */
  letter-spacing: 0.5px;  /* lettres légèrement espacées */
  margin-bottom: 25px;
  text-transform: uppercase; /* optionnel : donne un effet “titre” */
}


h2 {
  color: #3b2a8a;
  margin-bottom: 20px;
}

.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
}

.card {
  position: relative;
  width: 300px;
  height: 180px;
  background-size: cover;
  background-position: center;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s;
}

.card:hover {
  transform: scale(1.05);
}

.overlay {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: rgba(0,0,0,0.5);
  color: white;
  padding: 10px;
}

.overlay h3 {
  font-size: 16px;
  margin: 0;
}

/* Sous-menu interne des cartes */
.card .submenu {
  display: none;
  margin-top: 8px;
  background: transparent;
  box-shadow: none;
  position: static;
  transform: none;
  opacity: 1;
  visibility: visible;
}

.card:hover .submenu {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.card .submenu a {
  background-color: #6ec6ff;
  color: #000;
  padding: 4px 8px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
}

.card .submenu a:hover {
  background-color: #3b4a9b;
  color: white;
}

/* Responsive contenu */
@media (max-width: 768px) {
  .grid {
    flex-direction: column;
    align-items: center;
  }

  .card {
    width: 90%;
    height: 200px;
  }

  .overlay h3 {
    font-size: 14px;
  }

  .card .submenu a {
    padding: 6px 10px;
    font-size: 14px;
  }
}




/* Page Documents */
.upload-box {
  background: white;
  padding: 20px;
  border-radius: 8px;
  width: 350px;
  margin: 20px auto;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  text-align: center;
}

.upload-box input[type="file"] {
  margin: 10px 0;
}

.upload-box button {
  background: #14a6d6;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: bold;
}

.upload-box button:hover {
  background: #0d7aa0;
}

.doc-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}
.doc-item {
  background: #6ec6ff;
  padding: 10px 15px;
  border-radius: 6px;
  color: #000;
  text-decoration: none;
  font-weight: bold;
  display: inline-block;      /* s’adapte à la longueur du texte */
  white-space: nowrap;        /* empêche le retour à la ligne */
  text-align: center;
  transition: background 0.3s;
}

.doc-item:hover {
  background: #3b4a9b;
  color: white;
}