/* Sticky header avanzado solo en desktop */
@media (min-width: 922px) {
    /* Sticky header completo */
    .site-header {
        /*position: sticky;*/
        top: 0;
        z-index: 9999;
        width: 100%;
        transition: top 0.3s ease, box-shadow 0.3s ease;
    }

    /* Transición del above header */
    .ast-above-header-wrap {
        transition: max-height 0.3s ease, opacity 0.3s ease;
        max-height: 80px; /* altura original aproximada */
        opacity: 1;
        overflow: hidden;
    }

    /* Cuando se hace scroll, colapsa el above header */
    .site-header.scroll-up .ast-above-header-wrap {
        max-height: 0;
        opacity: 0;
    }

    /* Primary header compacto */
    .ast-primary-header-bar {
        transition: padding 0.3s ease;
        padding-top: 0.2em;
        padding-bottom: 0.2em;
    }

    /* Opcional: sombra al hacer scroll */
    .site-header.scroll-up {
        box-shadow: 0 4px 15px rgba(0,0,0,0.18);
    }
}