.t776__imgwrapper.csi-active {
  overflow: hidden;
}

.csi-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.88);
  border: none;
  border-radius: 4px;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .18s, background .15s;
  box-shadow: 0 1px 4px rgba(0,0,0,.18);
  padding: 0;
}
.csi-btn:hover { background: #fff; }
.csi-btn--prev { left: 8px; }
.csi-btn--next { right: 8px; }
.t776__imgwrapper.csi-active:hover .csi-btn { opacity: 1; }

.csi-dots {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
  z-index: 30;
  pointer-events: none;
}
.csi-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,.5);
  transition: background .18s;
}
.csi-dot.is-active { background: #fff; }

/* мобильные — стрелки видны всегда, чуть меньше */
@media (hover: none) {
  .csi-btn {
    opacity: 0.75 !important;
    width: 28px;
    height: 28px;
    font-size: 20px;
  }
}