/* Pure CSS tooltips via data-tooltip attribute.
   No JavaScript needed — hover to show, pure CSS positioning.
   Works with VitePress dark/light themes via CSS variables. */

[data-tooltip] {
  position: relative;
}

[data-tooltip]:hover {
  z-index: 50;
}

[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 0;
  transform: none;
  width: max-content;
  max-width: min(35ch, calc(100vw - 2rem));
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  background: var(--vp-c-bg-elv);
  color: var(--vp-c-text-1);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.8em;
  font-weight: 400 !important;
  line-height: 1.5;
  pointer-events: none;
  z-index: 10000;
  border: 1px solid var(--vp-c-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

/* Near left edge: align left */
[data-tooltip]:first-child:hover::after,
td:first-child [data-tooltip]:hover::after {
  left: 0;
  transform: none;
}

/* Don't show empty tooltips */
[data-tooltip=""]:hover::after,
[data-tooltip]:not([data-tooltip]):hover::after {
  display: none;
}

/* Prevent containers from clipping tooltips */
.vp-doc .vp-table {
  overflow: visible !important;
}