/* Lightbox propio para la galeria de producto (sustituye a fancybox).
   Flechas siempre visibles, navegacion por teclado y swipe tactil. */
.mob-lb-overlay{
    position:fixed; top:0; left:0; right:0; bottom:0;
    background:rgba(0,0,0,.92);
    z-index:99999;
    display:none;
    align-items:center; justify-content:center;
}
.mob-lb-overlay.is-open{ display:flex; }
.mob-lb-stage{
    max-width:92vw; max-height:90vh;
    display:flex; align-items:center; justify-content:center;
}
.mob-lb-img{
    max-width:92vw; max-height:90vh;
    display:block;
    box-shadow:0 0 40px rgba(0,0,0,.6);
    -webkit-user-select:none; user-select:none;
}
.mob-lb-close{
    position:absolute; top:18px; right:24px;
    background:none; border:0; color:#fff;
    font-size:42px; line-height:1; cursor:pointer; z-index:2;
    opacity:.85; transition:opacity .2s;
}
.mob-lb-close:hover{ opacity:1; }
.mob-lb-prev,.mob-lb-next{
    position:absolute; top:50%; transform:translateY(-50%);
    background:rgba(0,0,0,.45); border:0; color:#fff;
    font-size:30px; line-height:1;
    width:56px; height:84px; cursor:pointer; z-index:2;
    display:flex; align-items:center; justify-content:center;
    transition:background .2s;
}
.mob-lb-prev:hover,.mob-lb-next:hover{ background:rgba(0,0,0,.8); }
.mob-lb-prev{ left:18px; }
.mob-lb-next{ right:18px; }
.mob-lb-counter{
    position:absolute; bottom:18px; left:0; right:0;
    text-align:center; color:#fff; font-size:15px; letter-spacing:1px;
    text-shadow:0 1px 3px rgba(0,0,0,.8);
}
.mob-lb-single .mob-lb-prev,
.mob-lb-single .mob-lb-next,
.mob-lb-single .mob-lb-counter{ display:none; }

@media (max-width:768px){
    .mob-lb-prev,.mob-lb-next{ width:44px; height:64px; font-size:24px; }
    .mob-lb-prev{ left:6px; }
    .mob-lb-next{ right:6px; }
    .mob-lb-close{ font-size:36px; top:10px; right:14px; }
}