.barra-admin {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.4rem 1rem;
    padding: 0.45rem 16px;
    background-color: #0f172a;
    color: #ffffff;
    font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.85rem;
    text-align: center;
}

.barra-admin a {
    color: #0f172a;
    background-color: #ffffff;
    padding: 0.25rem 0.8rem;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.barra-admin a:hover {
    background-color: #e2e8f0;
}

nav {
    position: relative;
    z-index: 90;
}

:where(.nav-categorias-btn) {
    border: none;
    background-color: transparent;
    font: inherit;
    cursor: pointer;
}

.nav-categorias-flecha {
    font-size: 0.75rem;
    margin-left: 0.3rem;
    display: inline-block;
    transition: transform 0.2s ease;
}

.nav-categorias-btn.abierto .nav-categorias-flecha {
    transform: rotate(180deg);
}

.mega-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 0 1.5rem;
}

.mega-menu[hidden] {
    display: none;
}

.mega-menu-contenido {
    max-width: 1250px;
    margin: 0 auto;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--maldonado-yellow);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.18);
    padding: 1.6rem 2rem 1.2rem;
    max-height: calc(100vh - 160px);
    overflow-y: auto;
    animation: mega-menu-entrar 0.18s ease;
}

@keyframes mega-menu-entrar {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
    .mega-menu-contenido { animation: none; }
    .nav-categorias-flecha { transition: none; }
}

.mega-menu-columnas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.6rem 2rem;
}

.mega-menu-cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.mega-menu-titulo {
    font-size: 1rem;
    font-weight: 800;
    color: var(--maldonado-blue);
    text-decoration: none;
}

.mega-menu-titulo:hover,
.mega-menu-titulo.activa {
    color: var(--maldonado-red);
}

.mega-menu-desplegar {
    display: none;
}

.mega-menu-sub {
    list-style: none;
    margin-top: 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.mega-menu-sub a {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s ease, padding-left 0.15s ease;
}

.mega-menu-sub a:hover,
.mega-menu-sub a.activa {
    color: var(--maldonado-blue);
    padding-left: 0.25rem;
}

.mega-menu-sub a.activa {
    font-weight: 700;
}

.mega-menu-todo {
    display: inline-block;
    margin-top: 1.4rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--border-color);
    width: 100%;
    font-size: 0.88rem;
    font-weight: 800;
    color: var(--maldonado-red);
    text-decoration: none;
}

.mega-menu-todo:hover {
    text-decoration: underline;
}

.mega-menu-mensaje {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.category-item-sub .category-link {
    padding-left: 1.8rem;
    font-size: 0.85em;
}

.catalogo-aviso {
    grid-column: 1 / -1;
    background: #fff7e0;
    border: 1px solid var(--maldonado-yellow);
    border-radius: 8px;
    padding: 0.7rem 1rem;
    font-size: 0.88rem;
    color: var(--text-main);
    margin-bottom: 1rem;
}

@media (max-width: 768px) {
    .nav-categorias-btn {
        grid-column: 1 / -1;
        justify-content: center;
    }

    .mega-menu {
        padding: 0 0.6rem;
    }

    .mega-menu-contenido {
        padding: 0.4rem 1rem 0.9rem;
        border-radius: 0 0 10px 10px;
        max-height: calc(100vh - 120px);
    }

    .mega-menu-columnas {
        grid-template-columns: minmax(0, 1fr);
        gap: 0;
    }

    .mega-menu-columna {
        border-bottom: 1px solid var(--border-color);
    }

    .mega-menu-cabecera {
        min-height: 48px;
    }

    .mega-menu-titulo {
        flex: 1;
        padding: 0.75rem 0;
        font-size: 0.95rem;
    }

    .mega-menu-desplegar {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border: 1px solid var(--border-color);
        border-radius: 50%;
        background: var(--bg-page);
        color: var(--maldonado-blue);
        font-size: 1.1rem;
        font-weight: 800;
        font-family: inherit;
        cursor: pointer;
    }

    .mega-menu-sub {
        display: none;
        margin: 0 0 0.8rem 0.8rem;
        gap: 0;
    }

    .mega-menu-columna.abierta .mega-menu-sub {
        display: flex;
    }

    .mega-menu-sub a {
        display: block;
        padding: 0.55rem 0;
    }

    .mega-menu-todo {
        margin-top: 0.6rem;
        border-top: none;
        text-align: center;
    }
}