/* ==========================================================================
   Navigation Header Styles - Scroll Behavior & Colors
   ========================================================================== */

/* Couleurs de texte de la navigation */
#masthead.nav-textcolor-white {
    color: var(--c-light-stone);
}

#masthead.nav-textcolor-white a,
#masthead.nav-textcolor-white .nav-link,
#masthead.nav-textcolor-white .menu-item a {
    color: var(--c-light-stone) !important;
}

#masthead.nav-textcolor-white .opener-line {
    background: var(--c-light-stone);
}

#masthead.nav-textcolor-white .cosamirai-navigation-opener[aria-expanded="true"] .opener-line {
    background: var(--c-oak-text);
}

#masthead.nav-textcolor-oak {
    color: var(--c-oak-text);
}

#masthead.nav-textcolor-oak .opener-line {
    background: var(--c-oak);
}

#masthead.nav-textcolor-oak a,
#masthead.nav-textcolor-oak .nav-link,
#masthead.nav-textcolor-oak .menu-item a {
    color: var(--c-oak-text) !important;
}

#masthead.site-header .nav-link:hover,
#masthead.site-header .menu-item a:hover {
    opacity: 0.8;
}

/* Animation simple du header */
#masthead {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.3s ease, background-color 0.3s ease;
    transform: translateY(0);
}

#masthead.header-hidden:not(.nav-open) {
    transform: translateY(-100%);
}

/* Couleurs de fond au scroll up - pas de transition séparée, déjà dans #masthead */

#masthead.nav-scrollup-color-none.header-has-background {
    background-color: var(--c-light-stone);
}

#masthead.nav-scrollup-color-terracotta.header-has-background {
    background-color: var(--c-terracotta);
}

#masthead.nav-scrollup-color-indigo.header-has-background {
    background-color: var(--c-indigo);
}

/* Assurer que le texte reste lisible avec les fonds colorés */
#masthead.nav-scrollup-color-terracotta.header-has-background,
#masthead.nav-scrollup-color-indigo.header-has-background {
    color: white;
}

#masthead.nav-scrollup-color-terracotta.header-has-background a,
#masthead.nav-scrollup-color-terracotta.header-has-background .nav-link,
#masthead.nav-scrollup-color-terracotta.header-has-background .menu-item a,
#masthead.nav-scrollup-color-indigo.header-has-background a,
#masthead.nav-scrollup-color-indigo.header-has-background .nav-link,
#masthead.nav-scrollup-color-indigo.header-has-background .menu-item a {
    color: white !important;
}

#masthead.nav-scrollup-color-terracotta.header-has-background .cosamirai-navigation-block[aria-expanded="true"] a,
#masthead.nav-scrollup-color-terracotta.header-has-background .cosamirai-navigation-block[aria-expanded="true"] .nav-link,
#masthead.nav-scrollup-color-terracotta.header-has-background .cosamirai-navigation-block[aria-expanded="true"] .menu-item a,
#masthead.nav-scrollup-color-indigo.header-has-background .cosamirai-navigation-block[aria-expanded="true"] a,
#masthead.nav-scrollup-color-indigo.header-has-background .cosamirai-navigation-block[aria-expanded="true"] .nav-link,
#masthead.nav-scrollup-color-indigo.header-has-background .cosamirai-navigation-block[aria-expanded="true"] .menu-item a,
#masthead.nav-textcolor-white .cosamirai-navigation-block[aria-expanded="true"] a,
#masthead.nav-textcolor-white .cosamirai-navigation-block[aria-expanded="true"] .nav-link,
#masthead.nav-textcolor-white .cosamirai-navigation-block[aria-expanded="true"] .menu-item a {
    color: var(--oak-text) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    #masthead {
        transition: transform 0.3s ease;
    }
}