.fr-device-check{--fr-ok:#198754;--fr-warn:#d97706;--fr-bad:#dc3545;--fr-muted:#6c757d}.fr-device-check .fr-dc-join-bar{z-index:5;position:sticky;bottom:0;box-shadow:0 -6px 18px #0f172a0f}.fr-device-check .preview-shell{aspect-ratio:16/10;background:linear-gradient(160deg,#0f172a 0%,#1e293b 55%,#0f172a 100%);border-radius:1rem;min-height:220px;position:relative;overflow:hidden}.fr-device-check .preview-shell video{object-fit:cover;background:#0b1220;width:100%;height:100%;display:block}.fr-device-check .preview-placeholder{color:#cbd5e1;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.5rem;padding:1rem;display:flex;position:absolute;inset:0}.fr-device-check .preview-placeholder i{opacity:.85;font-size:2.5rem}.fr-device-check .preview-badge{top:.75rem;z-index:2;position:absolute;inset-inline-start:.75rem}.fr-device-check .status-pill{border-radius:999px;align-items:center;gap:.35rem;padding:.35rem .75rem;font-size:.8rem;font-weight:600;display:inline-flex}.fr-device-check .status-pill.ok{color:var(--fr-ok);background:#1987541f}.fr-device-check .status-pill.warn{color:var(--fr-warn);background:#d977061f}.fr-device-check .status-pill.bad{color:var(--fr-bad);background:#dc35451f}.fr-device-check .status-pill.idle{color:var(--fr-muted);background:#6c757d1f}.fr-device-check .mic-meter{background:#94a3b840;border-radius:999px;height:.45rem;overflow:hidden}.fr-device-check .mic-meter>span{border-radius:inherit;background:linear-gradient(90deg,#22c55e,#16a34a);width:0%;height:100%;transition:width 80ms linear;display:block}.fr-device-check .device-card{background:#fff;border:1px solid #0000000f;border-radius:.9rem;height:100%;padding:1rem}.fr-device-check .hint-box{background:#0d6efd0f;border:1px solid #0d6efd1f;border-radius:.85rem;padding:.85rem 1rem;font-size:.875rem}.fr-device-check .join-actions .btn{min-height:2.75rem}@media (width<=575.98px){.fr-device-check .preview-shell{aspect-ratio:4/3;min-height:180px}}