.navbar-custom {
    background-color: #000000;
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand-custom {
    color: #ffffff;
}

.navbar {
    padding: 0.5rem 1rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-logo {
    height: 40px;
    width: auto;
}

.nav-link {
    padding: 0.5rem 0.75rem;
    position: relative;
    text-align: center;
}

.nav-link.active {
    font-weight: 500;
}

/* Styles pour les écrans moyens et grands */
@media screen and (min-width: 768px) {
    .navbar-logo {
        height: 50px;
    }
    
    .nav-link {
        margin: 0 5px;
    }
}

/* Styles pour les petits écrans */
@media screen and (max-width: 767.98px) {
    .navbar-collapse {
        margin-top: 0.5rem;
    }
    
    .nav-item {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding: 0.5rem 0;
    }
    
    .nav-item:last-child {
        border-bottom: none;
    }
    
    .navbar-nav {
        align-items: center;
    }
}

/* Styles pour les très petits écrans */
@media screen and (max-width: 575.98px) {
    .navbar-brand {
        max-width: 50%;
    }
    
    .navbar-logo {
        height: 35px;
    }
    
    .btn-danger {
        width: 100%;
        margin-top: 0.5rem;
        text-align: center;
    }
}

.navbar-toggler-custom {
    border-color: #ffffff;
}

.navbar-toggler-icon-custom {
    filter: invert(1);
}

.nav-link-custom {
    color: #ffffff !important;
    margin: 0 15px;
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

.nav-link-custom.active {
    color: #ffffff;
}

.nav-link-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #dc3545;
}

.nav-button {
    margin-left: 15px;
    padding: 8px 20px;
    border-radius: 5px;
    font-weight: 500;
}

@media screen and (max-width: 768px) {
    .navbar-custom {
        padding: 15px;
    }

    .nav-link-custom {
        margin: 10px 0;
        font-size: 1.1rem;
        text-align: center;
        padding: 12px 0;
    }

    .nav-button {
        margin: 10px 0;
        width: 100%;
        padding: 12px 20px;
        font-size: 1.1rem;
    }
}

@media screen and (max-width: 992px) {
    .navbar-logo {
        /* faire disparaitre */
        display: none;
    }
}