/* Fond quadrillé et styles généraux */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,100..700;1,100..700&display=swap');


body {
    background-image:
            linear-gradient(rgba(255, 0, 0, 0.06) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 0, 0, 0.06) 1px, transparent 1px);
    background-size: 50px 50px;
    background-attachment: fixed;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
  	overflow-x: hidden;
}

:root {
    --dark-main: #14000A;
    --pink-main: #ED0066;
    --blue-main: #0921EA;
}

/* Menu principal */
#menu-principal {
    background: var(--pink-main);
    padding: 6px;
}

#menu-principal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--pink-main);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease-in-out;
    z-index: 1000;
    padding: 20px;
}

#menu-principal.visible {
    transform: translateY(0); /* Menu affiché */
}

#menu-principal:not(.visible) {
    transform: translateY(-100%); /* Cache le menu en le décalant vers le haut */
}

#menu-principal a{
    display: block;
    border-radius: 5px;
    padding: 4px 8px;
}


#menu-principal a.selected {
    color: #fff;
    background-color: rgba(255, 64, 129, 0.8);
}

#menu-principal a:hover {
    color: #fff;
    background-color: rgba(255, 64, 129, 0.8);
}

/* La page principale doit se décaler en fonction de la hauteur du menu */
body {
    transition: padding-top 0.3s ease-in-out;
}

@media screen and (max-width: 600px) {
    /* Vous pouvez aussi ajuster la taille du menu pour les petites écrans */
    #menu-principal {
        padding-top: 80px;
        height: 90px;
    }
}





#menu-principal ul {
    list-style: none;
    margin:0 ;
    margin-left: 150px;
    padding: 0;
    display: flex;
}
#menu-principal li {
    margin-right: 30px;
}
#menu-principal a {
    font-family: "IBM Plex sans";
    font-size: 1em;
    color: #fff;
    text-decoration: none;
}

@media screen and (max-width: 600px) {
    #menu-principal {
        padding-top: 80px;
       height: 150px;
    }
}


/* Conteneur principal */
#content {
    padding: 20px;
}
.page {
    display: none;
}
.page.active {
    display: block;
}
.page-title {
    font-family: "IBM Plex sans";
    text-align: left;
    margin-left: 482px;
    padding-top: 15px;
    margin-bottom: 20px;
    color: var(--pink-main);
    font-style: italic;
    font-size: 2em;
}

/* Chaque partie en deux colonnes via CSS Grid */
.part {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 20px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--pink-main);
    padding-bottom: 20px;
}

/* Colonne des références */
.references {
    position: sticky;
    top: 60px; /* Ajustez selon la hauteur du header */
    z-index: 0;
    background: #fff;
    padding: 15px;
    border-right: 1px solid var(--pink-main);
    align-self: start; /* Empêche l'étirement */
}
.references h2 {
    margin-top: 0;
    font-size: 1.2em;
}
.references ol {
    list-style: none;
    padding: 0 0 0 20px;
    margin: 0;
}
.references li {
    margin-bottom: 20px;
    transition: all 0.3s ease;
}
.references ol li a{
    color:#000;
}
.is-gris{
    opacity:0.3;
}
.ref-index {
    font-weight: bold;
    margin-right: 5px;
}

/* Colonne du contenu */
.content {
    min-height: 100vh;
    max-width: 750px;
    margin-left: 80px ;

}



/* Gestion des images */
figure {
    margin: 0px;
    padding-top: 20px;
}
figure img {
    max-width: 100%;
    height: auto;
    display: block;
    cursor: zoom-in;
}
figcaption {
    margin-top: 25px;
    margin-bottom: 50px;
    font-size: 0.9em;
    color: #313131;
}

#fullscreen{
    position: absolute;
    left: 0;
    width:100vw;
    height: 100vh;
    background-color: white;
    z-index: -1;
    opacity:0;
    overflow-y: scroll;
    padding-top:0;
    transition: all 0.3s ease;
}
#fullscreen img{
    width:100%;
    height: auto;
    cursor: zoom-out;
}

.is-visible{
    opacity: 1 !important;
    z-index: 999 !important;
}

.noscroll{
     height: 100%;
     overflow: hidden;
}

p{
    font-family: Arial, Helvetica, sans-serif;
    color: rgba(0, 0, 0, .85);
    font-size: 18px;
    line-height: 1.5;

    /* Évite les veuves et orphelines */
    widows: 1;
    orphans: 1;
}

/* Empêcher un dernier mot isolé dans un paragraphe */
p span.nowrap {
    white-space: nowrap;
}






[id$="bloc-0"]{

    font-family: "IBM Plex sans";
    font-weight: bold;
    font-size: 1.5em;
    color: var(--blue-main);

}



sup{

    color: #fff;
    font-size: 0.7em;
    margin-left: 4px;
    width: 12px;
    height:12px;
    border-radius:12px;
    background: var(--blue-main);
    opacity: 1;
    display: inline-block;
    text-align: center;
    padding: 3px;
    line-height: 1em;

    cursor: pointer;

}


ol{
font-size: 0.9em;
color: var(--dark-main);
}


#home-button {
    position: fixed;
    top: 13px;
    left: 25px;
    background-color: var(--pink-main);
    color: white;
    padding: 10px 15px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;
    z-index: 9999; /* Assure que le bouton est au-dessus de tout */
}

#home-button:hover {
    background-color: rgba(255, 64, 129, 0.8); /* Version plus claire au survol */
}


@media screen and (max-width: 800px) {
    #home-button {
top: 25px;
left: 15px;
    }
}




.img_home{
    margin-left: 45%;
    width: 50%;
    height: 50%;
    min-width: 400px;
    margin-top: -250px;
}






@media screen and (max-width: 800px) {
    #menu-principal ul {
        flex-direction: column;
        margin-left: 0;
    }
    #menu-principal li {
        margin-right: 0;
        margin-bottom: 10px;
    }
    #content {
        padding: 35px;
    }
    .part {
        grid-template-columns: 1fr;
    }
    .references {
        position: static;
        padding: 0;
        border-right: none;
        border-bottom: 1px solid var(--pink-main);
    }

    .content {
        margin-left: 0;
    }
    .page-title {
        margin-left: 0;
    }

    .img_home{
        margin-left: 0;
        width: 100%;
        height: 100%;
        min-width: 200px;
        margin-top: 0;
    }
}



.image-container {
    position: relative; /* Conteneur qui permet la superposition */
    display: inline-block;
    text-align: left;
}









.titre-principal-home {

    position: absolute;

    font-family: "IBM Plex sans";
    top: 250px; /* Positionne le texte au centre de l’image */
    left: 120px;

    color: var(--pink-main); /* Texte en blanc pour le contraste */
    font-size: 2em;
    font-weight: bold;
    background-color: #fff;
    padding: 10px;
    border-radius: 25px;
    }


.titre-secondaire-home {

    position: absolute;
    font-family: "IBM Plex sans";

    top: 315px; /* Positionne le texte au centre de l’image */
    left: 120px;

    color: var(--pink-main); /* Texte en blanc pour le contraste */
    font-size: 1.3em;
    font-weight: 300;
    background-color: #fff;
    padding: 10px;
    border-radius: 25px;
}


.btn-lire-memoire{

    font-family: "IBM Plex sans";
    font-size: 1.2em;
    font-weight: bold;
    background-color: var(--pink-main);
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 5px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;

}

.btn-lire-memoire:hover {
    background-color: rgba(255, 64, 129, 0.8); /* Version plus claire au survol */
}


@media screen and (max-width: 1000px) {
    .titre-principal-home {
        font-size: 2.5vw; /* Taille du texte en fonction de la largeur de l'écran */
        top: 25vh; /* 25% de la hauteur de l'écran */
        left: 10vw; /* 10% de la largeur de l'écran */
        transform: translate(0, 0); /* Supprime le centrage précédent */
    }

    .titre-secondaire-home {
        font-size: 2vw; /* Taille du texte en fonction de la largeur de l'écran */
        top: 35vh; /* 35% de la hauteur de l'écran */
        left: 10vw; /* 10% de la largeur de l'écran */
        transform: translate(0, 0);
    }
}
.desktop-only {
    display: block;
}
@media screen and (max-width: 800px) {
    .desktop-only {
        display: none;
    }
}
@media screen and (max-width: 800px) {
    .titre-principal-home {
        font-size: 5vw;
        top: 30vh;
        left: 5vw;
        padding: 8px 12px;
        max-width: 90%;
    }

    .titre-secondaire-home {
        font-size: 4vw;
        top: 38vh;
        left: 5vw;
        padding: 8px 12px;
        max-width: 90%;
    }

    .btn-lire-memoire {
        display: inline-block;
        font-size: 3.8vw;
        margin-top: 8px;
    }
}



.bloc-abstract {
    max-width: 800px;
    padding: 25px;
    margin: 0 auto;
}

.txt-abstract-1{

    font-family: Arial, Helvetica, sans-serif;
    color: var(--pink-main);
    font-size: 22px;
    line-height: 1.3;
    widows: 1;
    orphans: 1;
}

.txt-abstract-2{

    font-family: Arial, Helvetica, sans-serif;
    color: var(--dark-main);
    font-size: 18px;
    line-height: 1.3;
    widows: 1;
    orphans: 1;
    margin-top: 10px;

}

.br-zinz{

height: 100px;

}

#toc{
    font-family: "IBM Plex sans";
    padding: 0;
 
}

#toc li{
    list-style-type: none;
    padding-left: 40px;    
}
#toc li a{
    color: var(--pink-main);
    text-decoration: none;
}

#toc li.page-link{
    margin-top: 10px;
    padding-left: 0px;
    margin-bottom: 15px;
    font-size: 1.5em;
}

#toc li.page-link a{
    color: var(--pink-main);
    text-decoration: none;
    font-weight: bold;
}

#toc li.page-link a:hover, #toc li a:hover{
    text-decoration: underline;
}

#arrow {
    position: fixed;
    color: var(--pink-main);
    top: 30vh;
    margin-top: 400px;
    left: 15vw;
    transform: translate(-50%, -50%);
    font-family: 'IBM Plex Sans', sans-serif;
    font-size: 100px;
    z-index: 10;
    font-weight: 300;

    transition: opacity 0.2s; /* Effet fluide pour la transition de l'opacité */
}

@media screen and (max-width: 1300px) {
    #arrow {
        opacity: 0;
    }
}

.is-hidden{
    opacity: 0;
}