/* ===== VARIABLES CSS ===== */
:root {
    --vao-primary: #1f0c82;
    --vao-secondary: #fcfd01;
    --vao-text-dark: #212121;
    --vao-text-light: #ffffff;
    --vao-bg-light: #f5f5f5;
    --vao-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --vao-transition: all 0.3s ease;
}
/* ===== NAVBAR MICROSERVICE VAO ===== */
.navbar-vao {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(31, 12, 130, 0.1);
    box-shadow: var(--vao-shadow);
    transition: var(--vao-transition);
    padding: 0.75rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}
.navbar-vao.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    /*padding: 0.5rem 0;*/
}
/* Conteneur principal */
.navbar-vao .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
}
/* Logo */
.navbar-brand-vao {
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
}
.navbar-logo-vao {
    display: flex;
    align-items: center;
    transition: var(--vao-transition);
}
.navbar-logo-vao:hover {
    transform: scale(1.05);
}
.navbar-logo-vao img {
    width: 100%;
    object-fit: contain;
    border-radius: 20%;
}
/* Bouton de menu mobile avec animation */
.navbar-toggler-vao {
    border: none;
    background: none;
    padding: 0.75rem;
    cursor: pointer;
    display: none;
    z-index: 1001;
    position: relative;
    width: 30px;
    height: 30px;
}
.navbar-toggler-icon-vao {
    display: block;
    position: relative;
    width: 25px;
    height: 2px;
    background: var(--vao-primary);
    margin: auto;
    transition: all 0.3s ease;
}
.navbar-toggler-icon-vao::before,
.navbar-toggler-icon-vao::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 2px;
    background: var(--vao-primary);
    left: 0;
    transition: all 0.3s ease;
}
.navbar-toggler-icon-vao::before {
    transform: translateY(-8px);
}
.navbar-toggler-icon-vao::after {
    transform: translateY(8px);
}
/* Animation du bouton menu */
.navbar-toggler-vao[aria-expanded="true"] .navbar-toggler-icon-vao {
    background-color: transparent;
}
.navbar-toggler-vao[aria-expanded="true"] .navbar-toggler-icon-vao::before {
    transform: rotate(45deg);
}
.navbar-toggler-vao[aria-expanded="true"] .navbar-toggler-icon-vao::after {
    transform: rotate(-45deg);
}
/* Menu principal */
.navbar-collapse {
    transition: var(--vao-transition);
}
.navbar-nav-vao {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1rem;
}
.nav-item-vao {
    list-style: none;
}
.nav-link-vao {
    color: var(--vao-text-dark);
    font-weight: 500;
    padding: 0.75rem 1rem;
    position: relative;
    transition: var(--vao-transition);
    text-decoration: none;
    display: block;
    font-size: 0.95rem;
}
.nav-link-vao::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--vao-primary);
    transition: var(--vao-transition);
}
.nav-link-vao:hover::after,
.nav-link-vao.active::after {
    width: 100%;
}
.nav-link-vao:hover {
    color: var(--vao-primary);
}
/* Comportement mobile */
@media (max-width: 991.98px) {
    .navbar-toggler-vao {
        display: flex;
    }
    .navbar-collapse {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        padding: 1rem;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
        transform: translateY(-100%);
        opacity: 0;
        transition: transform 0.3s ease-out, opacity 0.2s ease-out;
        pointer-events: none;
    }
    .navbar-collapse.show {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .navbar-nav-vao {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    .nav-link-vao {
        padding: 0.75rem 1rem;
        border-radius: 0.25rem;
        margin-bottom: 0.5rem;
    }
    .nav-link-vao:hover,
    .nav-link-vao.active {
        background: rgba(31, 12, 130, 0.05);
    }
    .navbar-brand-vao {
        margin-right: 0;
    }
    .navbar-vao .container {
        padding: 0 0.75rem;
    }
}
/* Animation pour le menu */
@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}
/* Style pour le overlay quand le menu est ouvert */
.navbar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.navbar-overlay.show {
    opacity: 1;
    pointer-events: auto;
}