/* Industry 4.0 SCADA-style operations panel */

.i40-panel {
  flex-shrink: 0;
  background: linear-gradient(180deg, #0c1929 0%, #111827 100%);
  color: #e2e8f0;
  border-bottom: 1px solid rgba(34, 197, 94, 0.35);
  font-variant-numeric: tabular-nums;
}

.i40-panel__head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(0, 0, 0, 0.25);
}

.i40-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(34, 197, 94, 0.2);
  border: 1px solid rgba(34, 197, 94, 0.45);
  color: #86efac;
}
.i40-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px #22c55e;
  animation: i40pulse 2s infinite;
}
@keyframes i40pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.i40-mode {
  margin-inline-start: auto;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(251, 191, 36, 0.15);
  color: #fcd34d;
  border: 1px solid rgba(251, 191, 36, 0.35);
}
.i40-mode--live {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.4);
}

.i40-toggle {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #cbd5e1;
  border-radius: 6px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.i40-panel__body {
  padding: 10px 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.i40-panel__body[hidden] { display: none; }

.i40-kpis {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
@media (min-width: 480px) {
  .i40-kpis { grid-template-columns: repeat(4, 1fr); }
}

.i40-kpi {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 8px 10px;
  min-height: 58px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}
.i40-kpi[data-status="warn"] {
  border-color: rgba(251, 191, 36, 0.5);
  background: rgba(251, 191, 36, 0.08);
}
.i40-kpi[data-status="crit"] {
  border-color: rgba(239, 68, 68, 0.55);
  background: rgba(239, 68, 68, 0.1);
}
.i40-kpi__label {
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
}
.i40-kpi__value {
  font-size: 1.125rem;
  font-weight: 700;
  color: #f8fafc;
  line-height: 1.2;
}

.i40-alarms {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 88px;
  overflow-y: auto;
}
.i40-alarms__empty {
  font-size: 0.75rem;
  color: #64748b;
  margin: 0;
}
.i40-alarm {
  font-size: 0.75rem;
  padding: 6px 8px;
  border-radius: 6px;
  border-inline-start: 3px solid;
  background: rgba(255, 255, 255, 0.04);
}
.i40-alarm--warning {
  border-color: #fbbf24;
  color: #fde68a;
}
.i40-alarm--critical {
  border-color: #ef4444;
  color: #fecaca;
}
.i40-alarm__tag {
  font-weight: 700;
  font-size: 0.625rem;
  margin-inline-end: 6px;
}

.i40-asset-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
}
.i40-asset-row label { color: #94a3b8; white-space: nowrap; }
.i40-asset-row select {
  flex: 1 1 160px;
  min-width: 0;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.35);
  color: #f1f5f9;
  font-family: inherit;
  font-size: 0.8125rem;
}
.i40-asset-row .quick-btn {
  flex-shrink: 0;
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(34, 197, 94, 0.35);
  color: #86efac;
  min-height: 40px;
}

body.theme-dark .i40-panel {
  border-bottom-color: rgba(34, 197, 94, 0.25);
}

@media (max-width: 767px) {
  .i40-panel__body { padding: 8px 12px 10px; }
  .i40-kpi__value { font-size: 1rem; }
  .i40-asset-row { flex-direction: column; align-items: stretch; }
  .i40-asset-row .quick-btn { width: 100%; }
}