.ops-shell {
  display: grid;
  gap: 1rem;
}

.ops-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.ops-header h1 {
  margin: 0;
}

.ops-subtitle {
  color: #93a4b8;
  margin: 0.25rem 0 0;
}

.ops-kpis {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.ops-kpi {
  border: 1px solid rgba(120, 170, 255, 0.25);
  border-radius: 12px;
  padding: 0.8rem;
  background: linear-gradient(150deg, rgba(15, 23, 42, 0.95), rgba(17, 30, 53, 0.7));
  box-shadow: inset 0 0 20px rgba(36, 99, 235, 0.08), 0 0 20px rgba(30, 64, 175, 0.12);
}

.ops-kpi .label {
  color: #8ba3c4;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ops-kpi .value {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 0.2rem;
}

.topology-card {
  position: relative;
  border-radius: 14px;
  border: 1px solid rgba(56, 189, 248, 0.3);
  background: radial-gradient(circle at top, rgba(21, 43, 77, 0.35), rgba(8, 15, 29, 0.92));
  overflow: hidden;
}

.topology-canvas {
  width: 100%;
  min-height: 520px;
}

.topology-lines line {
  stroke: rgba(59, 130, 246, 0.42);
  stroke-width: 2;
}

.pulse-line {
  stroke: rgba(56, 189, 248, 0.95);
  stroke-width: 2.6;
  stroke-dasharray: 10 14;
  animation: ops-line-pulse 1.8s linear infinite;
  filter: drop-shadow(0 0 6px rgba(56, 189, 248, 0.85));
}

.ops-node circle {
  fill: #0f172a;
  stroke-width: 2.2;
}

.ops-node text {
  fill: #d9e8ff;
  font-size: 12px;
  font-weight: 600;
}

.ops-node .sub {
  fill: #8ea7ca;
  font-size: 11px;
  font-weight: 500;
}

.node-proxmox circle {
  stroke: #f59e0b;
  filter: drop-shadow(0 0 11px rgba(245, 158, 11, 0.6));
}

.node-vm circle {
  stroke: #38bdf8;
  filter: drop-shadow(0 0 9px rgba(56, 189, 248, 0.5));
}

.node-service circle {
  stroke: #22c55e;
  filter: drop-shadow(0 0 8px rgba(34, 197, 94, 0.45));
}

.status-offline circle {
  stroke: #ef4444;
  filter: drop-shadow(0 0 10px rgba(239, 68, 68, 0.6));
}

.status-degraded circle,
.status-unknown circle {
  stroke: #f59e0b;
}

.ops-meta {
  color: #8ba3c4;
  font-size: 0.85rem;
}

@keyframes ops-line-pulse {
  from {
    stroke-dashoffset: 26;
  }
  to {
    stroke-dashoffset: 0;
  }
}