.tool-summary {
    border-left: 4px solid #198754;
    background: #f2fff7;
    padding: 0.75rem 1rem;
    border-radius: 0.25rem;
}

.ratio-result-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.ratio-card {
    border: 1px solid #dee2e6;
    border-radius: 0.75rem;
    background: #fff;
    padding: 1rem;
    text-align: center;
}

.ratio-label {
    display: block;
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.ratio-card strong {
    display: block;
    font-size: 1.8rem;
    color: #198754;
}

.tool-result-textarea {
    min-height: 230px;
    font-family: Consolas, Monaco, 'Courier New', monospace;
}

@media (max-width: 767.98px) {
    .ratio-result-grid {
        grid-template-columns: 1fr;
    }

    .tool-result-textarea {
        min-height: 200px;
    }

    #run,
    #copy,
    #reset {
        width: 100%;
    }
}