/* ------------------------------------------------------------------ */
/* Cursor precision ruler overlay                                      */
/* ------------------------------------------------------------------ */

.cursor-ruler {
  --cursor-x: -100px;
  --cursor-y: -100px;
  --ruler-color: rgba(26, 10, 12, 0.18);
  --ruler-thickness: 1px;
  --badge-bg: rgba(248, 245, 242, 0.95);
  --badge-fg: #1a0a0c;

  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;

  /* Hidden by default on touch devices and when reduced motion is preferred. */
  display: none;
}

@media (pointer: fine) {
  .cursor-ruler:not(.cursor-ruler--disabled) {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cursor-ruler {
    display: none;
  }
}

.cursor-ruler__line {
  position: absolute;
  top: 0;
  left: 0;
  background-color: var(--ruler-color);
  will-change: transform;
}

.cursor-ruler__line--vertical {
  width: var(--ruler-thickness);
  height: 100vh;
  transform: translate3d(var(--cursor-x), 0, 0);
}

.cursor-ruler__line--horizontal {
  width: 100vw;
  height: var(--ruler-thickness);
  transform: translate3d(0, var(--cursor-y), 0);
}

.cursor-ruler__badge {
  position: absolute;
  top: 0;
  left: 0;
  transform: translate3d(calc(var(--cursor-x) + 14px), calc(var(--cursor-y) + 14px), 0);
  padding: 0.35rem 0.55rem;
  border-radius: 0;
  background: var(--badge-bg);
  color: var(--badge-fg);
  font: 400 0.7rem "Space Grotesk", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  letter-spacing: 0.04em;
  white-space: nowrap;
  user-select: none;
}