/* FRAME Tooltip (Phase 8) */
.frame-tooltip {
  position: absolute;
  background: #1A2058;
  color: #FFFFFF;
  font-size: 11px;
  padding: 6px 12px;
  border-radius: 4px;
  border: 1px solid #2E3880;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  z-index: 9999;
  pointer-events: none;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.5px;
  max-width: 300px;
  white-space: normal;
  line-height: 1.4;
  opacity: 0;
  visibility: hidden;
  transition: opacity 120ms ease;
}
.frame-tooltip.visible {
  opacity: 1;
  visibility: visible;
}
.frame-tooltip-arrow {
  position: absolute;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
}
.frame-tooltip.above .frame-tooltip-arrow {
  top: 100%;
  border-top: 6px solid #1A2058;
  transform: translateX(-50%);
}
.frame-tooltip.below .frame-tooltip-arrow {
  bottom: 100%;
  border-bottom: 6px solid #1A2058;
  transform: translateX(-50%);
}