body {
    background-color: #f5f6fa;
}

.auth-container {
    max-width: 420px;
    margin: 80px auto;
}

.auth-card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.auth-card .card-header {
    background: #212529;
    color: #fff;
    border-radius: 12px 12px 0 0;
    text-align: center;
    padding: 1.5rem;
}

.tenant-card {
    border: none;
    border-radius: 8px;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.2s;
}

.tenant-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.status-badge {
    font-size: 0.75rem;
    padding: 0.35em 0.65em;
}

.status-running { background-color: #198754; color: #fff; }
.status-stopped { background-color: #6c757d; color: #fff; }
.status-provisioning { background-color: #ffc107; color: #212529; }
.status-error { background-color: #dc3545; color: #fff; }
.status-pending { background-color: #0dcaf0; color: #212529; }

.color-swatch {
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 1px solid #dee2e6;
    vertical-align: middle;
}

.qr-code {
    max-width: 250px;
    margin: 0 auto;
    display: block;
}