/* ============================================================
   Лаборатория «Извлечь по выражению» — интерактив для Практики 5.
   ============================================================ */
.model-lab {
  margin: 24px 0; border: 1px solid var(--border); border-radius: 16px;
  background: var(--panel); box-shadow: var(--shadow); overflow: hidden;
}
.ml-head { padding: 16px 20px 12px; border-bottom: 1px solid var(--border); background: var(--panel-2); }
.ml-head h4 { margin: 8px 0 6px; font-size: 17px; color: var(--text); }
.ml-head p { margin: 0; color: var(--muted); font-size: 14px; }

.ml-body { padding: 18px 20px 22px; display: flex; gap: 24px; flex-wrap: wrap; align-items: flex-start; }
.ml-canvases { display: flex; gap: 14px; flex-wrap: wrap; }
.ml-canvas-wrap { text-align: center; }
.ml-canvas-wrap canvas { border-radius: 10px; border: 1px solid var(--border); display: block; background: var(--bg); }
.ml-canvas-label { margin-top: 6px; font-size: 12.5px; color: var(--muted); }

.ml-controls { flex: 1 1 220px; min-width: 220px; }
.ml-controls label { display: flex; justify-content: space-between; font-size: 13.5px; color: var(--muted); margin-bottom: 6px; font-family: ui-monospace, Consolas, monospace; }
.ml-controls input[type="range"] { width: 100%; accent-color: var(--accent); }
.ml-expr {
  margin-top: 16px; padding: 12px 14px; border-radius: 8px; background: var(--panel-2);
  border: 1px solid var(--border); font-family: ui-monospace, Consolas, monospace; font-size: 13.5px;
  color: var(--accent-2); overflow-x: auto; white-space: pre;
}
.ml-stats { margin-top: 12px; font-size: 13px; color: var(--muted); }
.ml-stats b { color: var(--text); }
.ml-legend { margin-top: 10px; display: flex; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); }
.ml-legend span { display: inline-flex; align-items: center; gap: 6px; }
.ml-legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }