/*
 * 6px-wide hit target with a thin visible grip. Width is part of the layout
 * budget (HANDLE_WIDTH in PanesStore); keep them in sync if this changes.
 */
.handle {
  flex: 0 0 6px;
  position: relative;
  cursor: col-resize;
  background: var(--border);
  touch-action: none; /* let pointer drags own the gesture, not scroll */
  transition: background var(--dur-fast) var(--ease);
}

.handle:hover,
.handle:focus-visible {
  background: var(--accent);
  outline: none;
}

/* A short centered grip line, so the handle reads as a draggable divider. */
.grip {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px;
  height: 24px;
  transform: translate(-50%, -50%);
  background: var(--border-strong);
  border-radius: var(--radius);
}

.handle:hover .grip,
.handle:focus-visible .grip {
  background: var(--accent-contrast);
}