/* ──────────────────────────────────────────────────────────────────────
   COMET newcomer tooltips — pure CSS, no dependencies.
   A .cterm span gets a dotted underline + a hover/tap definition bubble.
   Works on desktop (hover) and touch (tap toggles .cterm-open via the JS).
   ────────────────────────────────────────────────────────────────────── */
.cterm {
  border-bottom: 1px dotted currentColor;
  cursor: help;
  position: relative;
  text-decoration: none;
}
.cterm::after {
  /* the bubble */
  content: attr(data-tip);
  position: absolute;
  left: 0;
  top: 1.5em;
  z-index: 9999;
  width: max-content;
  max-width: 300px;
  background: #0f1727;
  color: #e2e8f0;
  border: 1px solid #2dd4bf;
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 12.5px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: normal;
  text-transform: none;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.14s ease, transform 0.14s ease;
  white-space: normal;
}
.cterm::before {
  /* little arrow */
  content: "";
  position: absolute;
  left: 10px;
  top: calc(1.5em - 5px);
  z-index: 10000;
  border: 5px solid transparent;
  border-bottom-color: #2dd4bf;
  opacity: 0;
  transition: opacity 0.14s ease;
}
.cterm:hover::after,
.cterm:focus::after,
.cterm.cterm-open::after,
.cterm:hover::before,
.cterm:focus::before,
.cterm.cterm-open::before {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
/* flip to the right edge so the bubble never clips off-screen */
.cterm[data-tip-align="right"]::after { left: auto; right: 0; }
.cterm[data-tip-align="right"]::before { left: auto; right: 10px; }

/* a tiny "new to this?" legend chip the JS injects once per page */
.cterm-legend {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #64748b;
  border: 1px dashed #cbd5e1;
  border-radius: 20px;
  padding: 3px 11px;
  margin: 8px 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.cterm-legend b { color: #0f766e; }
@media (prefers-color-scheme: dark) {
  .cterm-legend { color: #94a3b8; border-color: #334155; }
}