.hp_case_studies{
  /*max-width: 25.12vw;*/
  max-width: 25vw;
}

.hp_case_studies{
  position: relative;
}

.hp_case_studies a{
  text-decoration: none;
  display: block;
  position: relative;
}

.hp_case_studies a::after {
  content: '';
  display: block;
  position: absolute;
  width: 4px;
  height: 29px;
  margin-top: -15px;
  background: var(--rouge);
  z-index: 99;
  margin-left: 59%;
  transition: transform 0.4s ease-in-out;
}
.hp_case_studies a:hover::after {
  transform-origin: top center;
  transform: scaleY(1.3);
}

.hp_case_studies a::before {
  content: attr(data-title);
  display: block;
  position: absolute;
  z-index: 99;
  margin: 0 0 0 59%;
  text-transform: uppercase;
  letter-spacing: .4em;
  font-size: 1.045em;
  line-height: 1.1em;
  color: var(--noir);
  top: calc(100% + 1.4em);
  padding: 0;
  left: 0;
  width: 16em;
  transition: transform 0.4s ease-in-out;
}



.hp_case_studies a:hover::before {
  transform-origin: top center;
  transform: translateY(1vw);
}

.hp_case_studies .image-container {
  display: block;
  overflow: hidden;
  position: relative;
}

.hp_case_studies .image-container-inner {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  background-position: center center;
  background-size: cover;
  transition: transform 2.4s ease;
  z-index: 50;
}
.hp_case_studies:hover .image-container .image-container-inner{
  transform: scale(1.1);
}
.hp_case_studies:hover .image-container .image-container-inner::after{
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  display: block;
  background: #000;
  opacity: 0;
  top: 0;
  left: 0;
  animation: blackFilter 0.8s ease forwards;
}
@keyframes blackFilter{
  100%{
    opacity: 0.2;
  }
}

.hp_case_studies.mode1 .image-container,
.hp_case_studies.mode2 .image-container{
  width: 25vw;
  height: 25vw;
}
.hp_case_studies.mode2 a::before,
.hp_case_studies.mode2 a::after {
  margin-left: 15%;
}
.hp_case_studies.mode2::before{
  content: '';
  position: absolute;
  display: block;
  left: -13%;
  top: -2vw;
  mix-blend-mode: multiply;
  background: var(--rouge);
  z-index: 99;
  width: 19.0625vw;
  height: 4.2708vw;
}
.hp_case_studies.mode3 .image-container {
  width: 25.1562vw;
  height: 41.04vw;
}