:root{--system-warning-bg: #78350f;--system-readonly-bg: #374151;--system-emergency-bg: #7f1d1d}.system-state-banner{width:100%;min-height:48px;padding:12px 16px;color:#fff;font-size:1rem;font-weight:600;display:flex;align-items:center;z-index:3000;border-bottom:3px solid rgba(255,255,255,.15)}.system-state-banner.warning{background-color:var(--system-warning-bg)}.system-state-banner.read_only,.system-state-banner.degraded{background-color:var(--system-readonly-bg)}.system-state-banner.emergency{background-color:var(--system-emergency-bg);animation:emergency-pulse 1.6s infinite}.banner-text{white-space:nowrap}@keyframes emergency-pulse{0%{box-shadow:0 0 #ef444499}70%{box-shadow:0 0 0 6px #ef444400}to{box-shadow:0 0 #ef444400}}body[data-system-state=emergency]{cursor:not-allowed}body[data-system-state=read_only],body[data-system-state=degraded]{cursor:default}html,body,#app{height:100%;margin:0;padding:0;overflow:hidden}