/* ===== MENU PRINCIPAL ===== */
header>.main>.fond {
    position: absolute;
    height: 100%;
    width: 100%;
    background-color: black;
    display: none;
    opacity: .5;
}
header>.main>nav {
    position: absolute;
    top:0px;
    left: auto;
    right: 0px;
    width: auto;
    height: 100%;

    display: flex;    /* Conteneur flexbox */
    flex-grow: 1;     /* L’élément peut grandir pour occuper l’espace dispo */
    flex-shrink: 1;   /* L’élément peut rétrécir si nécessaire */
    flex-basis: 0;    /* La taille de base est 0, le reste est calculé */
    justify-content: flex-end; /* Aligne les enfants sur la droite */
    align-items: center;       /* Centre verticalement les enfants */

}
header>.main>nav>.info {
    display: none;
}

header>.main>nav>.menu_primaire {
    float: left;
    display: flex;
    align-items: center;
    height: 100%;
    gap: 0px;
    list-style: none;
    margin: 0;
    padding: 0;
    font-family: var(--header_font);
}

header>.main>nav>.menu_primaire > li {
        float: auto;
    position: relative;
    height: 100%;
}

header>.main>nav>.menu_primaire > li > a {
    display: block;
    height: 100%;
    padding: var(--header_padding_menu);
    font-size: var(--header_font_menu_H);
    font-weight: 600;
    text-transform: uppercase;
    color: var(--color_bleufonce_neomedia);
    text-decoration: none;
    transition: background 0.3s ease, color 0.3s ease;
    display: flex;
    align-items: center;
}

header>.main>nav>.menu_primaire > li > a:hover,
header>.main>nav>.menu_primaire > li:hover > a {background-color: var(--color_bleuclairehover_neomedia);}
header>.main>nav>.menu_primaire > li > a.selected{background-color: var(--color_rosefonce_neomedia);color: #fff;}

/* ===== SOUS-MENUS ===== */
header>.main>nav>.menu_primaire > li > ul {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: var(--header_ssmenu_L);
    display: none;
    flex-direction: column;
    padding: 0;
    margin: 0;
    list-style: none;
    z-index: 999;
}

header>.main>nav>.menu_primaire > li:hover > ul {display: flex;}

/* style des liens sous-menu */
header>.main>nav>.menu_primaire > li > ul > li > a {
    display: block;
    padding: var(--header_padding_ssmenu);
    color: #222;
    background: var(--color_grisclaireplus_neomedia);
    margin-top: 1px;
    font-size: var(--header_font_ssmenu_H);
    text-decoration: none;
    position: relative;
    text-transform: uppercase;
    transition: background 0.3s ease, color 0.3s ease;
}

/* --- barre verticale sur le côté gauche --- */
header>.main>nav>.menu_primaire > li > ul > li > a::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background-color: transparent; /* cachée par défaut */
    transition: background 0.3s ease;
}

/* hover ou item sélectionné */
header>.main>nav>.menu_primaire>li>ul>li>a:hover::before{background-color:var(--color_bleufonce_neomedia);}
header>.main>nav>.menu_primaire>li>ul>li>a.selected::before{background-color:var(--color_rosefonce_neomedia);}
header>.main>nav>.menu_primaire>li>ul>li>a.selected{background-color:var(--color_roseclaire_neomedia);}
header>.main>nav>.menu_primaire>li>ul>li>a:hover{background-color:var(--color_bleuclairehover_neomedia);}


/* ========== MOBILE ==========
   Empile menu + sous-menus verticalement
   ============================ */
@media (max-width: 580px) {

    /* Fond sombre plein écran */
    header > .main > .fond {
        position: fixed;
        inset: 0;
        left: -1000px;
        background-color: black;
        opacity: .5;
        display: block;
    }

    /* Panneau du menu (gauche) */
    header > .main > nav {
        position: absolute;
        top: 0px;
        left: -1000px;
        height: 100%;
        width:100%;
        background-color: var(--color_grisclaireplus_neomedia);
        overflow: hidden;
        box-shadow: 2px 0 16px rgba(0,0,0,0.8);
        display: block;

        /* neutralise la config flex desktop */
        flex-grow: 0;
        flex-shrink: 0;
        flex-basis: auto;
        justify-content: initial;
        align-items: initial;
    }
    header > .main > nav::before {
        content: "";
        position: absolute;
        inset: 0;
        background-image: var(--header_menu_file);
        background-position: left center;
        background-repeat: no-repeat;
        background-size: cover;
        opacity: .2;            /* ← opacité de l’image uniquement */
        pointer-events: none;   /* (facultatif) */
        will-change: transform, opacity, filter, clip-path;
        transform: scale(1.06);
        animation: fadeIn .1s ease-out both,
        kenburns 5s ease-in-out infinite;
    }

    @keyframes kenburns{
        0%   { transform: scale(1.06) translate(0,0); }
        50%  { transform: scale(1.12) translate(-2%, -1%); }
        100% { transform: scale(1.06) translate(0,0); }
    }

    @keyframes fadeIn{
        from { opacity: 0; }
        to   { opacity: 0.2; }
    }
    
    /* Liste primaire */
    header > .main > nav > .menu_primaire {
        list-style: none;
        margin: 0;
        width: 100%;
        height: auto;

        /* plus de flex ici */
        display: block;          
        font-family: var(--header_font);
    }

    /* Item de menu (ligne pleine) */
    header > .main > nav > .menu_primaire > li {
        display: block;
        width: 100%;
        margin: 0;
        border-bottom: 1px dashed #777;
        position: static;        
        
        /* annule le positionnement desktop */
        height: auto;
        float: none;
    }

    /* Lien de menu (ligne cliquable) */
    header > .main > nav > .menu_primaire > li > a {
        display: block;
        width: calc(100% - 2*20px);
        padding: 14px 20px;
        line-height: 1.2;
        text-transform: uppercase;
        font-size: 14px;
        font-weight: 600;
        color: var(--color_bleufonce_neomedia);
        text-decoration: none;
        transition: background .2s ease, color .2s ease;
        background: transparent;
    }
    header > .main > nav > .menu_primaire > li:has(> ul) > a::after {
        content: "▾";
        margin-left: 8px;
        font-size: 20px;
        color: var(--color_bleufonce_neomedia);
        transform: rotate(0deg);
        transition: transform,color 0.3s ease;
    }
    header > .main > nav > .menu_primaire > li:has(> ul):hover > a::after{transform: rotate(180deg);color:var(--color_rosefonce_neomedia);}
    header>.main>nav>.menu_primaire > li:has(> ul)> a.selected::after{color: #fff;}


    /* Sous-menus : visibles, empilés et sans position absolue */
    header > .main > nav > .menu_primaire > li > ul {
        /* écrase top/left:100% */
        position: static !important;
        
        /* toujours visible en mobile */
        display: none;
        width: 100%;
        margin: 0;
        padding: 0;
        list-style: none;
        background: var(--color_grisclaireplus_neomedia);
        z-index: auto;
    }

    /* Lignes du sous-menu */
    header > .main > nav > .menu_primaire > li > ul > li {
        display: block;
        margin: 0;
        border-top: 1px solid #ccc;
    }

    /* Liens du sous-menu */
    header > .main > nav > .menu_primaire > li > ul > li > a {
        display: block;
        /* léger retrait pour hiérarchie */
        padding: 6px 24px 6px 38px;
        margin: 0;
        text-decoration: none;
        color: #222;
        font-size: 12px;
        background: transparent;
        position: relative;
        text-transform: uppercase;
        transition: background .2s ease, color .2s ease;
    }

    /* Petite barre gauche (hérite des couleurs existantes) */
    header > .main > nav > .menu_primaire > li > ul > li > a::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 6px;
        height: 100%;
        background: transparent;
        transition: background .2s ease;
    }

    /* Désactive complètement le comportement "sous-menu au survol" du desktop */
    header > .main > nav > .menu_primaire > li > a.selected + ul,
    header > .main > nav > .menu_primaire > li:hover > ul {display: block !important;}

    /*************************************************************************************/
    header>.main>nav>.info {
        display: block;
        width: 100%;
        min-height: calc(var(--header_bar_h) + var(--header_menu_h));
        position: relative;
        border-bottom: 1px dashed #777;
        background-color: white;
        
        background-image:var(--header_logo_file);
        background-position: 20px 20px !important;
        background-repeat: no-repeat;
        background-size: 150px auto !important;
    }
    header>.main>nav>.info>a {
        position: absolute;
        top:10px;
        right: 10px;
        width: 30px;
        height: 30px;
        line-height: 30px;
        text-align: center;
        color: var(--color_grisfonce_neomedia);
        font-size: 20px;
        text-decoration: none;
        transform: rotate(0deg);

        transition-property: color,transform;
        transition-duration:var(--anim_time2);
        transition-timing-function:var(--anim_ease);
        transition-delay: var(--anim_delay);
    }
    header>.main>nav>.info>a:hover {color: var(--color_rosefonce_neomedia);transform: rotate(180deg);}
}