:root{--card-radius:1rem}
.card{border-radius:var(--card-radius)}
.table thead th{white-space:nowrap}
.badge-dot{display:inline-flex;align-items:center;gap:.35rem}
.badge-dot::before{content:'';display:inline-block;width:.55rem;height:.55rem;border-radius:50%}
.badge-online::before{background:#22c55e}
.badge-offline::before{background:#ef4444}
.small-muted{font-size:.85rem;color:#6b7280}