/* Схема задания: блоки доменов и стрелки canonical / x-default (views/partials/task_diagram.php). */
.task-diagram {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6rem;
  /* Сверху место под петли «на себя» у верхнего ряда. */
  padding: 2.25rem 0 0.5rem;
}
.task-diagram-arrows {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}
.task-diagram-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  gap: 1.5rem 2.5rem;
}
.task-diagram-node {
  --node-color: var(--tblr-azure);
  position: relative;
  z-index: 1;
  width: 15rem;
  padding: 0.6rem;
  border-radius: 1rem;
  background: color-mix(in srgb, var(--node-color) 12%, transparent);
}
.task-diagram-main { --node-color: var(--tblr-green); }
.task-diagram-mirror { --node-color: var(--tblr-purple); }
.task-diagram-external { --node-color: var(--tblr-secondary); }
.task-diagram-redirect { --node-color: var(--tblr-orange); }
.task-diagram-node.is-paused { opacity: 0.55; }
.task-diagram-node { cursor: grab; touch-action: none; user-select: none; }
.task-diagram-node.is-dragging { cursor: grabbing; z-index: 2; box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.15); }
/* Свободная раскладка: блоки стоят по координатам, ряды не участвуют. */
.task-diagram.is-free { display: block; }
.task-diagram.is-free .task-diagram-row { display: contents; }
.task-diagram.is-free .task-diagram-node { position: absolute; }
.task-diagram-window {
  border: 2px solid var(--tblr-body-color);
  border-radius: 0.6rem;
  background: var(--tblr-bg-surface);
  padding: 0.35rem 0.6rem 0.5rem;
}
.task-diagram-external .task-diagram-window { border-style: dashed; }
.task-diagram-dots { display: flex; gap: 0.25rem; margin-bottom: 0.3rem; }
.task-diagram-dots span { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--tblr-red); }
.task-diagram-dots span:nth-child(2) { background: var(--tblr-yellow); }
.task-diagram-dots span:nth-child(3) { background: var(--tblr-green); }
.task-diagram-title {
  font-weight: 600;
  overflow-wrap: anywhere;
  border-left: 0.35rem solid var(--node-color);
  padding-left: 0.4rem;
}
.task-diagram-meta { font-size: 0.75rem; margin-top: 0.25rem; display: flex; flex-wrap: wrap; gap: 0.25rem; align-items: center; }
.task-diagram-badge {
  background: color-mix(in srgb, var(--node-color) 18%, transparent);
  color: var(--node-color);
}
.task-diagram-note { font-size: 0.75rem; color: var(--tblr-secondary); margin-top: 0.3rem; padding-left: 0.2rem; }
.task-diagram-note::before { content: '• '; }
.task-diagram-arrows path,
.task-diagram-legend line,
.task-diagram-legend path { fill: none; stroke-width: 2; }
.task-diagram-edge-canonical { stroke: var(--tblr-body-color); }
.task-diagram-edge-xdefault { stroke: var(--tblr-azure); stroke-dasharray: 6 4; }
.task-diagram-legend { display: flex; justify-content: center; gap: 1.5rem; margin-top: 1rem; }
.task-diagram-arrows .task-diagram-head-canonical { fill: var(--tblr-body-color); stroke: none; }
.task-diagram-arrows .task-diagram-head-xdefault { fill: var(--tblr-azure); stroke: none; }
.task-diagram-edge-hreflang { stroke: var(--tblr-teal); stroke-dasharray: 2 4; stroke-linecap: round; }
.task-diagram-arrows .task-diagram-head-hreflang { fill: var(--tblr-teal); stroke: none; }
.task-diagram-label-hreflang { fill: var(--tblr-teal); font-size: 0.75rem; font-weight: 600; }
.task-diagram-edge-redirect { stroke: var(--tblr-orange); stroke-width: 2.5; }
.task-diagram-arrows .task-diagram-head-redirect { fill: var(--tblr-orange); stroke: none; }
.task-diagram-label-redirect { fill: var(--tblr-orange); font-size: 0.75rem; font-weight: 600; }

/* Редактор схемы. */
.task-diagram-root { position: relative; }
.task-diagram-tip {
  position: absolute;
  z-index: 20;
  pointer-events: none;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  background: var(--tblr-dark);
  color: #fff;
  font-size: 0.75rem;
  white-space: nowrap;
}
.task-diagram-handle {
  position: absolute;
  right: -0.45rem;
  top: 1.6rem;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  border: 2px solid var(--tblr-bg-surface);
  background: var(--node-color);
  cursor: crosshair;
  z-index: 2;
  opacity: 0.35;
  transition: opacity 0.15s, transform 0.15s;
}
.task-diagram-node:hover .task-diagram-handle { opacity: 1; transform: scale(1.2); }
.task-diagram-node { cursor: pointer; }
.task-diagram-node.is-drop-target { outline: 3px solid var(--tblr-primary); outline-offset: 2px; }
.task-diagram-node.has-problem { outline: 2px solid var(--tblr-orange); outline-offset: 2px; }
.task-diagram-node.is-changed .task-diagram-title::after { content: ' •'; color: var(--tblr-primary); }
.task-diagram-edge-draft { stroke: var(--tblr-primary); stroke-width: 2; stroke-dasharray: 4 4; fill: none; }
.task-diagram-arrows .task-diagram-hit { stroke: transparent; stroke-width: 14; fill: none; pointer-events: stroke; cursor: pointer; }
.task-diagram-arrows .task-diagram-hit:hover { stroke: color-mix(in srgb, var(--tblr-primary) 15%, transparent); }
.task-diagram-popover {
  position: absolute;
  z-index: 10;
  width: 20rem;
  max-width: calc(100% - 0.5rem);
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.2);
}
.task-diagram-toolbar {
  border: 1px solid var(--tblr-border-color);
  border-radius: var(--tblr-border-radius);
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
}
.task-diagram-problems { margin: 0 0 0.25rem; padding-left: 1.2rem; font-size: 0.85rem; }
.task-diagram-actions { display: flex; gap: 0.5rem; align-items: center; }

/* Многострочный текст из textarea (описания схем). */
.text-pre-line { white-space: pre-line; }