/* container */
.boxgrid {
  position: relative;
  overflow: hidden;
}

/* image stays static */
.guide_teaser_img {
  width: 100%;
  height: 220px; /* IMPORTANT: must match your design */
  background-size: cover !important;
}

/* shared cover styles */
.boxgrid .cover {
  position: absolute;
  left: 0;
  width: 100%;
  transition: top 0.4s ease;
}

/* background overlay */
.boxgrid .boxcaptionbg {
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

/* text content */
.boxgrid .boxcaption {
  color: #fff;
  z-index: 2;
  padding: 15px;
}

/* INITIAL STATE (hidden below) */
.boxgrid .boxcaption,
.boxgrid .boxcaptionbg {
  top: 220px;
}

/* HOVER STATE (slide up) */
.boxgrid:hover .boxcaption,
.boxgrid:hover .boxcaptionbg {
  top: 0;
}

.boxgrid {
  position: relative;
  overflow: hidden;
}

.boxgrid .cover {
  position: absolute;
  left: 0;
  width: 100%;
  transition: top 0.4s ease;
}

/* default hidden (override inline style) */
.boxgrid .boxcaption,
.boxgrid .boxcaptionbg {
  top: 220px !important;
}

/* on hover → slide up */
.boxgrid:hover .boxcaption,
.boxgrid:hover .boxcaptionbg {
  top: 0 !important;
}