/* Styles for js/site.js: lightbox dialog and mobile-menu fade. */

/* Mobile menu: #rd-menu-v2 starts with inline display:none; site.js flips display
   and toggles .is-open so the opacity transition fades it in and out. */
#rd-menu-v2 { opacity: 0; transition: opacity .3s ease; }
#rd-menu-v2.is-open { opacity: 1; }

/* Lightbox */
dialog.lb {
  border: 0; padding: 0; margin: auto; background: transparent;
  max-width: 100vw; max-height: 100vh; overflow: visible;
}
dialog.lb::backdrop { background: rgba(0, 0, 0, .8); }
dialog.lb[open] { animation: lb-fade .25s ease; }
@keyframes lb-fade { from { opacity: 0; } to { opacity: 1; } }

.lb-frame { position: relative; }
.lb-img {
  display: block; width: auto; height: auto;
  max-width: 92vw; max-height: 82vh;
  background: #fff; box-shadow: 0 10px 25px rgba(0, 0, 0, .5);
}
.lb-caption {
  margin: 10px auto 0; padding: 6px 14px; width: fit-content; max-width: 92vw;
  background: rgba(0, 0, 0, .75); color: #fff; border-radius: 15px;
  font: 14px/1.4 Lato, Verdana, Arial, Helvetica, sans-serif; text-align: center;
}
.lb-caption[hidden] { display: none; }

.lb-close, .lb-nav {
  position: absolute; border: 0; cursor: pointer; color: #fff;
  background: rgba(0, 0, 0, .6); line-height: 1; padding: 0;
}
.lb-close { top: -16px; right: -16px; width: 36px; height: 36px; border-radius: 50%; font-size: 24px; }
.lb-nav {
  top: 50%; width: 40px; height: 60px; margin-top: -30px; font-size: 36px;
  opacity: 0; transition: opacity .2s;
}
.lb-frame:hover .lb-nav, .lb-nav:focus-visible { opacity: 1; }
.lb-prev { left: 0; border-radius: 0 4px 4px 0; }
.lb-next { right: 0; border-radius: 4px 0 0 4px; }
.lb-nav[disabled] { display: none; }
.lb-close:hover, .lb-nav:hover { background: rgba(0, 0, 0, .85); }
@media (max-width: 600px) { .lb-nav { opacity: 1; } }