:root {
  --app-accent: #2b6cb0;
  --app-bg: #f5f7fa;
}
body { background: var(--app-bg); }
.app-nav { background: var(--app-accent); }
.task-row { cursor: grab; }
.task-row.dragging { opacity: .4; }
.task-row.drop-above { border-top: 3px solid var(--app-accent); }
.task-row.drop-below { border-bottom: 3px solid var(--app-accent); }
.task-handle { color: #9aa5b1; cursor: grab; user-select: none; }
.task-title.done { text-decoration: line-through; color: #9aa5b1; }
.source-chip { font-size: .72rem; }
.note-item { border-left: 3px solid var(--app-accent); padding-left: .6rem; }