/* ===============================================
   2.1 - Header & Nav Mobile (Optimisé REM)
   =============================================== */

/* Groupement des fonds sombres */
.mob-header,
.sidebar-left,
.mob-nav,
.mob-nav-scroll,
.mob-nav-header,
.mob-nav-menu li {
    color: var(--typo-sur-fond-sombre);
    background-color: var(--fond-bandeau);
}

/* Groupement des couleurs de texte contrastées */
.contactButton,
.nav-item-active,
.sidebar-bottom-controls a,
.mob-nav-label,
.sidebar-form label,
.sidebar-left a,
.mob-nav a,
.sidebar-send-button,
.mob-header-toggle,
.mob-header-action {
    color: var(--typo-sur-fond-sombre);
}

.mob-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    display: grid;
    grid-template-columns: 1fr repeat(3, 65px); 
    height: 65px;
    box-shadow: var(--shadow-lt);
    z-index: 9000;
}

.mob-header-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.mob-header-logo img {
    max-width: 90%;
    max-height: 80%;
    filter: invert(100%);
}

/* Boutons d'action (Appel, Menu, etc.) */
.mob-header-toggle,
.mob-header-action {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: var(--taille-font-xl);
    background-color: var(--fond-bouton);
    border: none;
    border-left: 0.06rem solid var(--fond-page);
    text-decoration: none;
    cursor: pointer;
}

/* --- Menu Latéral (Sidebar) --- */
.mob-nav {
    position: fixed;
    top: 0; bottom: 0;
    right: 0;
    width: 17rem; /* ~270px */
    transform: translateX(105%); 
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: var(--family-corps);
    box-shadow: -0.1rem 0 0.1rem var(--overlay-faint);
    z-index: 9900;
}

.mob-nav.is-open {
    transform: translateX(0);
}

.mob-nav a {
    position: relative;
    display: block;
    overflow: hidden;
    text-decoration: none;
    z-index: 1;
}

.mob-nav-scroll {
    width: 100%;
    height: 100%;
    overflow: auto;
    overflow-x: hidden;
    background-color: var(--fond-bandeau);
}

.mob-nav-header {
    position: relative;
    display: flex;
    align-items: center;
    height: 65px;
    background-color: var(--fond-bandeau);
    color: var(--typo-sur-fond-sombre);
}

.mob-nav-label {
    padding: 1rem 1.25rem;
    font-size: var(--taille-font-lg);
    opacity: 0.3;
}

.mob-nav-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    margin-left: 0.5rem;
    background-color: var(--fond-bouton);
    border: none;
    border-radius: 50%;
    color: var(--typo-sur-fond-sombre);
}

/* ===============================================
   2.2 - Menu mobile dynamique
   =============================================== */
.mob-nav-menu {
    display: flex;
    flex-direction: column;
    padding: 0;
}

.mob-nav-menu li {
    display: list-item;
    list-style-position: inside;
    padding-left: 1.5rem;
    background: var(--fond-bandeau);
}

.mob-nav-menu li a {
    display: inline-block;
    vertical-align: middle;
    padding-left: 0.5rem;
    min-height: 3.7rem;
    line-height: 3.6rem;
}

.mob-nav-menu li.active {
    background: var(--overlay-lt);
}

.mob-nav-menu li.parent {
    background-image: url(../images/gopage.svg);
    background-position: 241px 26.2px;
    background-repeat: no-repeat;
    background-size: 9px auto;
}

.mob-nav-menu .sub-menu {
    display: none;
    padding: 1rem 0;
    background-color: var(--fond-bouton);
}

.mob-header-spacer {
    height: 65px;
}

@media (min-width: 991px) {
    .mob-header, .mob-nav, .mob-header-spacer {
        display: none;
    }
}