/* Proof popover system */
/* Requires: a .proof-popover div in the HTML and proof-popover.js */

.proof-popover-trigger{
  display: inline-block;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2px 8px;
  cursor: pointer;
  box-shadow: none;
  transition: background 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}
.proof-popover-trigger:hover{
  background: rgba(0, 0, 0, 0.07);
  border-color: rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

.proof-popover{
  position: absolute;
  z-index: 2000;
  display: none;
  width: 720px;
  max-width: min(98vw, 900px);
  max-height: 480px;
  overflow: auto;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  padding: 12px 14px;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}
.proof-popover.visible{ display: block; }
.proof-popover h4{ margin: 4px 0 8px 0; font-size: 18px; }
.proof-popover .meta{ font-size: 13px; color: var(--muted, #666); margin-bottom: 8px; }
.proof-center{ text-align: center; margin: 12px 0; }