body{
    margin: 0;
}

h1{
    color: brown;
    font-size: 30px;
}

/* HEADER  */
header{
    background-color: rgb(221, 221, 221);
    display: flex;
    justify-content: space-between;
    padding: 0px 20px;
    align-items: center;
    margin : none;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

header ul{
    list-style: none;
}

header ul li{
    display: inline-block;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 10px;
    text-transform: none;
}

.active{
    color: brown;
}

header ul li a {
    color: white;
    font: ;
    text-decoration: none;
    padding: 10px 20px;
    background-color: #444;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

header ul li a:hover {
    background-color: rgb(105, 19, 19);
}

header ul li.active a{
    background-color: brown;
}

header h2{
    font-size: 35px;
}

/* INDEX */

section#presentation{
    background-color: rgb(242, 239, 239);
    margin : none;
    padding : 40px 80px;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 18px;
    text-align: justify;
    
}

.container1{
    display: flex;
    gap: 40px;
    align-items: center;
}

section#presentation img{
    align-items: left;
    height: auto;
    width: 300px;
    object-fit: cover;
    object-position: center;
    border-radius: 50px;
    box-shadow: 5px 5px 5px #cbcbcb;
    
}
section#CV{
    background-color: white;
    padding: 40px 80px;
    text-align: justify;
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 18px;
    margin: none;

}


section#CV h3{
    text-decoration: underline;
}

section#CV ul li::marker, li{
    content: "✦";
    font-size: 1.2 em;
    text-transform: none;
    list-style-position: outside;
    padding-left: 20px;
    line-height: 25px;
    margin-bottom: 15px;
}

section#CV a{
    color: brown;
}

.container2{
    columns: 2;
    column-gap: 60px;
}

/* MONOGRAPHIES  */
section#published{
    background-color: rgb(242, 239, 239);
    margin : none;
    padding : 40px 80px;
    text-align: justify;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

section#published p{
    font-size: 18px;
}

section#published img{
    height: auto;
    width: 200px;
    object-fit: cover;
    object-position: center;
    
}

.Book1, .Book2, .Book3, .Book4{
    display: flex;
    gap: 30px;
    align-items: center;
    margin-bottom: 30px; 
    padding-left: 60px;
    padding-right: 60px;
}

section#published img{
    transition: filter 0.3s ease;
}
  
section#published img:hover{
    filter: brightness(60%); /* ⬅️ rend l’image plus sombre au survol */
}

/* ARTICLES  */

section#Published-articles{
    margin: none;
    padding: 35px 80px;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

section#Published-articles h3{
    font-size: 18px;
    margin-bottom: 30px;
    padding: 5px;
    border-radius: 5px;
    padding-left: 10px;
    color: white;
    background-color: brown;
}

section#Published-articles a{
    text-transform: none;
    color: black;
    text-decoration: underline;
    text-align: justify;
    font-size: 18px;
}

section#Published-articles ul li{
    text-transform: none;
}

.timeline{
    list-style: none;
    position: relative;
    margin-left: 20px;
    padding-left: 20px;
    border-left: 3px solid brown;
}

.timeline .Article{
    position: relative;
    margin-bottom: 40px;
    padding-left: 20px;
}

.timeline .Article::before {
    content: "";
    position: absolute;
    left: -11px;
    top: 5px;
    width: 7px;
    height: 7px;
    background-color: brown;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 2px brown;
}

.timeline-content {
    background-color: #fff;
    padding: 10px 15px;
    border-radius: 10px;
    box-shadow: 1px 1px 5px rgba(0,0,0,0.1);
}
.timeline-name {
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 5px;
}
  
  .timeline-papier,
  .timeline-edition {
    font-size: 16px;
    color: #555;
    margin: 2px 0;
}




section#Accepted-articles{
    margin: none;
    padding: 40px 80px;
    font-size: 18px;
    font-family: Georgia, 'Times New Roman', Times, serif;
    background-color: rgb(242, 239, 239);
    text-transform: none;
}

section#Accepted-articles ul li{
    display: grid;
    gap: 20px;
    text-transform: none;
}


/* PUBLICATIONS IN CONFERENCES*/

section#Conferences{
    margin: none;
    padding: 40px 80px;
    font-size: 18px;
    font-family: Georgia, 'Times New Roman', Times, serif;
    background-color: rgb(242, 239, 239);
    text-transform: none;
    
}

section#Conferences ul li{
    text-transform: none;
}

section#Conferences a{
    text-decoration: underline ;
    color: #000000;
}

.Date{
    color: brown;
    font-size: 22px;;
}

/* RESEARCHE PROJECT  */


section#Research-projects{
    margin: none;
    padding: 40px 80px;
    text-align:justify ;
    font-size: 18px;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

section#Research-projects h4{
    color: #727272;
    text-decoration: underline;
}


/* NEWS */

section#News{
    margin: none;
    padding: 40px 80px;
    align-items: center;
    columns: 3;
    font-family: Georgia, 'Times New Roman', Times, serif;
}

Section#News a{
    text-decoration: none;
    text-transform: none;
}

.news-grid{
    display:grid;
    gap: 40px;
}

.news-card{
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.21); 
    border-radius: 10px;
    padding: 10px;
    background-color: white
}

.news-card:hover{
    background-color: #cbcbcb;
    transition: background-color 0.4s ease;
    filter: brightness(80%);
}

.news-date{
    font-weight: bold;
    margin: auto;
    color: white;
    font-size: 20px;
    background-color: brown;
    padding: 10px;
}

.news-img img{
    position: relative;
    width: 250px;
    height: auto;
    margin: auto;
    display: block;
    margin-top: 10px;

}

.news-content{
    
    padding: 5px 15px;
    text-align: center;
    border: 3px solid rgb(164, 41, 41);
    background-color: rgba(165, 42, 42, 0.068);
    line-height: 1.5;
    border-radius: 20px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1); 

}

.news-category{
    font-size: 15px;
    color:#727272;
}

.news-title{
    color: brown;
    font-size: 23px;
    font-weight: bold; 
}

.news-description{
    padding: 5px;
    text-align: justify;
    font-size: 17px;
    color: #000000;

}

/* SAUL */

section#Saul, section#Barrau1, section#Barrau2, section#Magnason{
    margin: none;
    padding: 40px 80px;
    font-family: Georgia, 'Times New Roman', Times, serif;
    align-items: center;
}

section#Saul h1, section#Barrau1 h1, section#Barrau2 h1, section#Magnason h1{
    text-align: center;
}

section#Saul img, section#Barrau1 img, section#Barrau2 img, section#Magnason img{
    position: relative;
    margin: auto;
    display: block;
    align-items: center;
    width: 400px;
    height: auto;
}

section#Saul p, section#Barrau1 p, section#Barrau2 p, section#Magnason p{
    text-align: justify;
    font-size: 22px;
}

.button{
    background-color: brown;
    color: #fff;
    padding: 10px 10px;
    align-items: center;
    margin: auto;
    display: block;
    font-size: 20px;
    font-family: 'Times New Roman', Times, serif;
}

/* CONTACT */ 
section#Contact{
    background-color: rgb(221, 221, 221);
    display: flex;
    justify-content: space-between;
    padding: 40px 80px;
    align-items: center;
    margin : none;
    font-family: Georgia, 'Times New Roman', Times, serif;
    border-radius: 10px;
}

section#Contact ul{
    list-style: none;
}

section#Contact ul li{
    display: inline-block;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 10px;
}