/* ====== LOADER GENERAL ====== */
#page-loader {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25); /* sombra ligera */
    backdrop-filter: blur(3px); /* desenfoque suave */
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

/* Imagen del loader */
.loader-img {
    width: 120px;
    height: auto;
    opacity: 0.9;
    animation: loaderFade 1.8s ease-in-out infinite;
}

/* Efecto de respiración en la imagen */
@keyframes loaderFade {
    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

/* Ocultar loader */
#page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}