/* V86 — toutes les flèches encadrent directement le cartouche-titre. */
.case-study-view .case-hero > div,
.case-study-view .ris-infos-interface-hero > div {
  position: relative;
}

.case-study-view .case-study-project-navigation {
  position: absolute;
  z-index: 8;
  top: 50%;
  right: -58px;
  left: -58px;
  display: flex;
  width: auto;
  height: 44px;
  align-items: center;
  justify-content: space-between;
  margin: 0;
  pointer-events: none;
  transform: translateY(-50%);
}

.case-study-view .case-study-project-navigation button {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  color: #a69ca7;
  background: transparent;
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
  pointer-events: auto;
  transition: color .2s ease, transform .2s ease;
}

.case-study-view .case-study-project-navigation button:hover,
.case-study-view .case-study-project-navigation button:focus-visible {
  color: var(--project-blue);
  background: transparent;
  transform: scale(1.08);
}

@media (max-width: 720px) {
  .case-study-view .case-study-project-navigation {
    right: -38px;
    left: -38px;
  }

  .case-study-view .case-study-project-navigation button { width: 34px; }
}