.card {
    background: var(--color-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
}

.card h2 {
    margin: 0 0 12px;
    font-size: 17px;
}

.metric {
    margin: 0;
    font-size: 28px;
    font-weight: 700;
}

.muted {
    color: var(--color-muted);
    font-size: 14px;
}

.mt-20 {
    margin-top: 20px;
}

.alert {
    margin: 18px 28px 0;
    padding: 12px 16px;
    border-radius: 10px;
}

.alert-success {
    background: #dcfce7;
    color: #166534;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
}