/* Tab Hệ thống */
.system-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(280px, .8fr); gap: 10px; align-items: start; }
.system-section { min-width: 0; }

@media (max-width: 860px) {
  .system-grid { grid-template-columns: 1fr; }
}
.sys-section-title { font-size: 13px; font-weight: 700; margin: 14px 0 6px; color: #d8e2e6; }
.empty-msg { color: var(--muted); font-size: 13px; margin: 6px 0; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
.orange { color: #f59e0b; }
.red { color: #ef4444; font-weight: 600; }
.text-muted { color: var(--muted); }