/*importing google font Popins*/
@import url('https://fonts.googleapis.com/css2?family=Pacifico&family=Poppins:wght@400;500;600;700&display=swap');


/*section cours*/
main .cours-bio{
    border-radius: 8px;
    padding: 20px;
    margin: 20px;
    position: relative;
    top: 240px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: calc(100% - 320px);
    height: 100%;
}
main .cours-bio h2{
    text-align: center;
    color: #3134c2;
    font-size: 30px;
    line-height: 1.5;
    letter-spacing: 1.5;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}

main .cours-bio .img{
    width: 300px;
    height: 200px;
    border-radius: 5px;
    border: 1px solid white;
    position: absolute;
    right: 20px;
    top: 150px;

}
main .cours-bio .objet{
width: 80%;
padding: 10px;
}
main .cours-bio .objet h3{
    color: #7f24bb;
}
main .cours-bio .objet p{
    text-align: justify;
    color: #302c57;
}
/*
main .cours-bio .bouton1{
    position: absolute;
    right: 60px;
    top: 20px;
    width: 100px;
    padding: 10px;
    margin: 10px;
    border:2px solid #959ae197;
    border-radius:5px ;
    background: linear-gradient(45deg, #959ae197, #f7ebff, #fff);   
    cursor: pointer;
}
main .cours-bio .bouton1 > a{
    text-decoration: none;
    color:  #959ae197 ;
    font-weight: bold;
}
main .cours-bio .bouton1:hover{
    background: linear-gradient(90deg, #f7ebff, #acb0e8ce);   
    border:2px solid #959ae197;
}
main .cours-bio .bouton1 i{
    margin-left: 10px;
}
main .cours-bio .bouton2{
    position: absolute;
    text-align: center;
    left: 60px;
    top: 20px;
    width: 100px;
    padding: 10px;
    margin: 10px;
    border:1px solid #42899d;
    border-radius:5px ;
    background-color: #42899d;
    color: #fcf7f7;
    cursor: pointer;
}
main .cours-bio .bouton2 i{
    margin-left: 10px;
}
main .cours-bio .bouton2:hover{
    background-color: #60b9d2;
    border:1px solid #60b9d2;
}*/

/*description  métabolisme glucides*/
/* Titre du chapitre */
.Chapter-header {
  text-align: center;
  margin: 0;
}

.Chapter-header h1 {
  font-size: 28px;
  font-weight: bold;
  color: #2c1e8d;
  position: relative;
  display: inline-block;
  padding: 10px 20px;
}

.Chapter-header span {
  color: #5a3dca;
}

.Chapter-header h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #5a3dca, #8e5fff);
  border-radius: 4px;
  animation: grow 1s ease-in-out forwards;
}
/* Bouton Commencez le chapitre */
.chapitre-btn1 {
  display: flex;
  justify-content: center;
  align-items: center;
}
.chapitre-btn1{
  background: linear-gradient(135deg, #4e73df, #1cc88a);
  color: white;
  font-weight: 600;
  font-size: 16px;
  width: fit-content;
  margin: 0 auto;
  padding: 12px 30px;
  border: none;
  border-radius: 30px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  transition: all 0.3s ease;
}
.chapitre-btn1:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
  background: linear-gradient(135deg, #1cc88a, #4e73df);
}
.chapitre-btn1:active {
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);

}
.chapitre-btn1 a{
  text-decoration: none;
  color: white;
}

@keyframes grow {
  from { width: 0; }
  to { width: 100%; }
}

/* Carte Objectifs  (page métabolisme glucides-index)*/
.card.objectifs {
  background: #fff;
  border-left: 6px solid #5a3dca;
  border-radius: 12px;
  padding: 20px;
  margin: 20px auto;
  width: 850px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}

.card.objectifs:hover {
  transform: translateY(-4px);
}

.card.objectifs h2 {
  color: #5a3dca;
  font-size: 22px;
  margin-bottom: 15px;
}

.card.objectifs ul {
  list-style: none;
  padding-left: 10px;
}

.card.objectifs li {
  margin: 8px 0;
  font-size: 16px;
  line-height: 1.5;
}
/* Carte prérequis */
.card.prérequis {
  background: #fff;
  border-left: 6px solid #735c8c;
  border-radius: 12px;
  padding: 20px;
  margin: 20px auto;
  width: 850px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}

.card.prérequis:hover {
  transform: translateY(-4px);
}

.card.prérequis h2 {
  color: #735c8c;
  font-size: 22px;
  margin-bottom: 15px;
}

.card.prérequis ul {
  list-style: none;
  padding-left: 10px;
}

.card.prérequis li {
  margin: 8px 0;
  font-size: 16px;
  line-height: 1.5;
}
/* Carte Plan du cours */
.card.plan1 {
  background: #fff;
  border-left: 6px solid #63baab; /* Couleur différente des objectifs */
  border-radius: 12px;
  padding: 20px;
  margin: 20px auto;
  width: 850px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}

.card.plan1:hover {
  transform: translateY(-4px);
}

.card.plan1 h2 {
  color: #63baab;
  font-size: 22px;
  margin-bottom: 15px;
}

.card.plan1 ol {
  padding-left: 20px;
  margin: 0;
}

.card.plan1 li {
  margin: 10px 0;
  font-size: 16px;
  line-height: 1.5;
  transition: color 0.3s;
}

.card.plan1 li:hover {
  color: #63baab;
  font-weight: 500;
}


/*guide-cours*/
.sidebar{
    float:right;
    right: 0;
    top: 250px;
    width: 270px;
    position:absolute;
    margin: 15px;
    border-radius: 50px;
    background: linear-gradient(45deg, #f7ebff, #f7ebff, #fff);   
    height: calc(100vh - 30px);
    transition: 0.4s ease;
    z-index: 20;
    font-family: "Pacifico", sans-serif;
}
.sidebar-header{
    position: relative;
    display: flex;
    padding: 25px 20px;
    align-items: center;
    justify-content: space-between;
}
.sidebar-header .header-logo i{
    font-size: 28px;
    color: #6b72dbbb;
    display: block;
    margin-left: 5px;
}
.sidebar-nav .nav-list {
    list-style: none;
    display: flex;
    gap: 4px;
    padding: 0 15px;
    flex-direction: column;
    transform: translateY(15px);
    transition: 0.4s ease;
}
.sidebar-nav .nav-link{
    color: #6b72dbbb;
    display: flex;
    gap: 12px;
    white-space: nowrap;
    border-radius: 8px;
    align-items: center;
    padding:8px 15px;
    text-decoration: none;
    transition: 0.4s ease;
}
.sidebar-nav .nav-link:hover{
    color: #a60bae;
    background: #fff;
}
.sidebar-nav .nav-link .nav-label{
    transition: opacity 0.4s ease; 
}
.sidebar-header h2{
    color: #6b72dbbb;
    font-size: 25px;
    letter-spacing: 2;
    position: absolute;
    left: 100px;}

.sidebar-nav .secondary-nav{
    position: absolute;
    bottom: 30px;
    width: 100%;
}

.sidebar-header .toggler{
    position: absolute;
    right: 30px;
    height: 25px;
    width: 25px;
    cursor: pointer;
    color: #6b72dbbb;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: none;
    background: #fff;
    transition: 0.4s ease;
}
.sidebar-header .toggler > i{
    font-size: 1.6rem;
    transition: 0.4s ease;
}

.sidebar-header .toggler:hover{
    background: #dde4fb;
}

/*sidebar collapsed*/
.sidebar.collapsed{
    width: 85px;
}
.sidebar.collapsed .sidebar-nav .nav-link .nav-label{
   opacity: 0; 
   pointer-events: none;
}
.sidebar.collapsed .sidebar-header h2{
    opacity: 0;
}
.sidebar.collapsed .sidebar-header .toggler{
    transform: translate(-5px, 40px);
}

.sidebar.collapsed .sidebar-nav .primary-nav{
    transform: translateY(65px);
}
.sidebar.collapsed .sidebar-header .toggler i{
    transform: rotate(180deg);
}

/*-- sidebar tooltip --*/
.sidebar-nav .nav-item{
    position: relative;
}
.sidebar-nav .nav-tooltip{
    opacity: 0;
    display: none;
    pointer-events: none;
    position: absolute;
    top: -10px;
    right: calc(100% + 25px);
    color: #6b72dbbb;
    padding: 6px 12px;
    border-radius: 8px;
    background: #fff;
    white-space: nowrap;
    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    transition: 0s;
}
.sidebar.collapsed .sidebar-nav .nav-tooltip{
    display:block;
}
.sidebar-nav .nav-item:hover .nav-tooltip{
    opacity: 1;
    pointer-events: auto;
    transform: translateY(50%);
    transition: 0.4s ease;
}
/*plan du cours*/
.plan-cours {
      background: white;
      padding: 25px;
      border-radius: 12px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.1);
      max-width: 800px;
      width: 100%;
      margin: 0 auto;
      margin-top: 40px;
    }

    .cours-bio .plan-cours h2 {
      text-align: center;
      font-size: 1.6em;
      margin-bottom: 20px;
      color: rgb(113, 89, 160);
      align-items: center;
      justify-content: center;
      gap: 10px;
    }

    .plan-cours h2::before {
      content: "📘";
      font-size: 1.4em;
    }

    .plan-cours ol {
      list-style: none;
      padding: 0;
      margin: 0;
      color: #4b3653;
    }

    .plan-cours li {
      display: flex;
      align-items: center;
      background: #f5f0f9;
      margin: 20px 20px;
      padding: 12px 18px;
      border-radius: 8px;
      font-size: 1.05em;
      transition: all 0.3s ease;
      cursor: pointer;
    }
    .plan-cours li a {
    text-decoration: none;
    }
    .plan-cours li a:visited{
    color: inherit;
}
    .plan-cours li:hover {
      background: #faf9fb;
      transform: translateX(5px);
    }

    .plan-cours li span {
      background: #faf9fb;
      color: #b8bbe4;
      font-weight: bold;
      border-radius: 50%;
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-right: 12px;
    }