.gallery-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.95);z-index:200;
  display:flex;flex-direction:column;      /* ← вместо grid */
}
@media (min-width:901px){
  .gallery-overlay .g-prev{left:16px}
  .gallery-overlay .g-next{right:16px}
}

.g-stage{
  flex:1 1 0;min-height:0;padding:56px 8px 8px;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.g-stage img,.g-stage video{
  width:auto;height:auto;max-width:100%;max-height:100%;
  object-fit:contain;display:block;
}
.g-close{
  position:fixed;top:10px;right:10px;z-index:2;
  background:rgba(255,255,255,.15);border:none;color:#fff;
  width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:24px;
}
.g-prev,.g-next{
  position:fixed;top:50%;transform:translateY(-50%);z-index:2;
  background:rgba(0,0,0,.55);border:none;color:#fff;
  width:44px;height:44px;border-radius:50%;cursor:pointer;font-size:26px;
}
.g-prev{left:8px}
.g-next{right:8px}
.g-meta{flex:0 0 auto;color:#c3d0dc;font-size:13px;text-align:center;padding:8px 12px}