.activity-center {
    height: 100%;
    padding: 18px;
    background: var(--mud-palette-surface);
}

.activity-center-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}

.activity-center-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.activity-summary-card {
    padding: 12px;
    border-radius: 14px;
    background: rgba(120, 120, 120, 0.07);
    border: 1px solid rgba(120, 120, 120, 0.10);
}

    .activity-summary-card.summary-alarm {
        background: rgba(244, 67, 54, 0.07);
        border-color: rgba(244, 67, 54, 0.28);
    }

    .activity-summary-card.summary-warning {
        background: rgba(255, 152, 0, 0.07);
        border-color: rgba(255, 152, 0, 0.28);
    }

.activity-summary-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1.2;
}

.activity-summary-label {
    display: block;
    margin-top: 3px;
    font-size: 0.75rem;
    opacity: 0.65;
}

.activity-tabs {
    min-height: 0;
}

.activity-tab-panel {
    padding-top: 14px;
}

.activity-table {
    border: 1px solid rgba(120, 120, 120, 0.12);
    border-radius: 14px;
    overflow: hidden;
}

.log-message {
    max-width: 280px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 700px) {
    .activity-center {
        padding: 14px;
    }

    .activity-center-summary {
        grid-template-columns: 1fr;
    }

    .log-message {
        max-width: 180px;
    }
}