/* Swiss3D Premium-Tooltip — popover for "3D-Visualizer" menu item */

:root {
  --s3d-tt-bg: #1a1a1a;
  --s3d-tt-fg: #ffffff;
  --s3d-tt-accent: #ffffff;
  --s3d-tt-radius: 8px;
  --s3d-tt-arrow-size: 8px;
  --s3d-tt-z: 9999;
}

.s3d-tt {
  position: absolute;
  z-index: var(--s3d-tt-z);
  max-width: 280px;
  padding: 14px 16px;
  background: var(--s3d-tt-bg);
  color: var(--s3d-tt-fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.45;
  border-radius: var(--s3d-tt-radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 180ms ease-out, transform 180ms ease-out;
  pointer-events: none;
}

.s3d-tt[data-show] {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.s3d-tt::before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-left: var(--s3d-tt-arrow-size) solid transparent;
  border-right: var(--s3d-tt-arrow-size) solid transparent;
  left: var(--s3d-tt-arrow-x, 50%);
  transform: translateX(-50%);
}

.s3d-tt[data-placement="bottom"]::before {
  top: calc(var(--s3d-tt-arrow-size) * -1);
  border-bottom: var(--s3d-tt-arrow-size) solid var(--s3d-tt-bg);
}

.s3d-tt[data-placement="top"]::before {
  bottom: calc(var(--s3d-tt-arrow-size) * -1);
  border-top: var(--s3d-tt-arrow-size) solid var(--s3d-tt-bg);
}

.s3d-tt__text {
  margin: 0 0 10px 0;
  font-weight: 400;
}

.s3d-tt__btn {
  display: inline-block;
  padding: 8px 14px;
  background: var(--s3d-tt-fg);
  color: var(--s3d-tt-bg);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  transition: background 120ms ease-out, color 120ms ease-out;
}

.s3d-tt__btn:hover,
.s3d-tt__btn:focus-visible {
  background: var(--s3d-tt-accent);
  color: var(--s3d-tt-bg);
  outline: none;
}

@media (max-width: 768px) {
  .s3d-tt {
    position: fixed;
    bottom: 20px;
    left: 16px;
    right: 16px;
    max-width: none;
    width: auto;
    top: auto !important;
  }
  .s3d-tt::before {
    display: none;
  }
}