/* Graph view – only loaded on /graph. */
.graph-page .sidebar { display: none; }
.graph-page .layout { display: block; }
.graph-page .page-inner { max-width: none; padding: 0; }

.graph {
  position: relative;
  height: calc(100vh - 3.5rem);
  height: calc(100dvh - 3.5rem);
  overflow: hidden;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}
.graph canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
  opacity: 0;
  transition: opacity 0.9s ease;
}
.graph.ready canvas { opacity: 1; }
.graph canvas.grabbing { cursor: grabbing; }
.graph canvas.pointing { cursor: pointer; }

.graph-hint, .graph-count {
  position: absolute;
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--faint);
  pointer-events: none;
  transition: opacity 1.2s ease;
}
.graph-hint { left: 1.25rem; bottom: 1rem; }
.graph-count { left: 1.25rem; top: 1rem; font-variant-numeric: tabular-nums; }
.graph.touched .graph-hint { opacity: 0; }
.graph-hint-touch { display: none; }
@media (hover: none) {
  .graph-hint-mouse { display: none; }
  .graph-hint-touch { display: inline; }
}

.graph-fit {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.25rem; height: 2.25rem;
  padding: 0;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}
.graph-fit:hover { color: var(--text); background: var(--bg-hover); }
.graph-fit svg { width: 1.05rem; height: 1.05rem; }

.graph[data-empty="true"]::after {
  content: "No pages yet.";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--faint);
}

/* Readable list for screen readers; the canvas is only a picture. */
.graph-list {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
@media (max-width: 800px) {
  .graph-page .sidebar.open { display: flex; }
  .graph-hint { left: 1rem; }
  .graph-count { left: 1rem; }
}