Template:Tooltip/styles.css

/* Base target */
.tooltip {
  position: relative;
  cursor: help;
}

/* Dotted underline option (sanitizer-safe fallback) */
.tooltip-dotted {
  text-decoration: underline;
}

/* Popup body */
.tooltip .tooltip-body {
  position: absolute;
  left: 0;
  top: 100%;
  margin-top: 6px;
  padding: 6px 8px;
  background: #222;
  color: #fff;
  border-radius: 6px;
  font-size: 0.875em;
  line-height: 1.35;
  max-width: 90vw; /* avoid off-screen on mobile */
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  z-index: 1000;

  opacity: 0;
  visibility: hidden;
  transition: opacity .15s ease-in-out;
  white-space: normal;
}

/* Arrow */
.tooltip .tooltip-body::after {
  content: "";
  position: absolute;
  top: -6px;
  left: 12px;
  border: 6px solid transparent;
  border-bottom-color: #222;
}

/* Show states (split to avoid invalid selector list) */
.tooltip:hover > .tooltip-body {
  opacity: 1;
  visibility: visible;
}
.tooltip:focus > .tooltip-body {
  opacity: 1;
  visibility: visible;
}
.tooltip.tooltip--open > .tooltip-body {
  opacity: 1;
  visibility: visible;
}

/* Optional flips (set via JS) */
.tooltip.tooltip--align-right > .tooltip-body {
  left: auto;
  right: 0;
}
.tooltip.tooltip--align-right > .tooltip-body::after {
  left: auto;
  right: 12px;
}
.tooltip.tooltip--above > .tooltip-body {
  top: auto;
  bottom: 100%;
  margin-top: 0;
  margin-bottom: 6px;
}
.tooltip.tooltip--above > .tooltip-body::after {
  top: auto;
  bottom: -6px;
  border-bottom-color: transparent;
  border-top-color: #222;
}