/* =============================================================
   KAIROS·1 — Constraint Observatory · interior overrides
   =============================================================
   The Observatory inherits the chamber shell from sequence.css.
   This file adds only what the pressure topology needs.
   ============================================================= */

/* Pressure-field nodes */
.pt-node .pt-node-circle {
  fill: var(--gr-2);
  stroke: var(--ink-3);
  stroke-width: 1;
  transition: stroke var(--slow), stroke-width var(--slow), fill var(--slow), r var(--slow), filter var(--slow);
}
.pt-node.is-center .pt-node-circle {
  fill: var(--heat-4);
  stroke: var(--heat);
  stroke-width: 1.6;
  filter: drop-shadow(0 0 14px rgba(217,148,102,0.5));
  animation: c-pulse-slow var(--rhythm-breath) ease-in-out infinite;
}
.pt-node.is-eliminated .pt-node-circle {
  stroke: var(--ink-4);
  stroke-dasharray: 2 3;
  opacity: 0.55;
}
.pt-node-id {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.32em;
  text-anchor: middle;
  dominant-baseline: middle;
  fill: var(--ink-3);
}
.pt-node.is-center .pt-node-id { fill: var(--heat); }
.pt-node.is-eliminated .pt-node-id { fill: var(--ink-4); }

.pt-node-label {
  font-family: var(--sans);
  font-size: 11.5px;
  font-weight: 400;
  text-anchor: middle;
  fill: var(--ink-2);
}
.pt-node.is-center .pt-node-label { fill: var(--ink); font-style: italic; font-family: var(--serif); font-size: 13px; }
.pt-node.is-eliminated .pt-node-label { fill: var(--ink-4); text-decoration: line-through; text-decoration-thickness: 0.5px; }

.pt-node-cat {
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  text-anchor: middle;
  fill: var(--ink-4);
}
.pt-node.is-center .pt-node-cat { fill: var(--heat); }