.section-title {
    font-weight: 700;
    font-size: 1.4rem;
    margin: 0 auto 0.5rem auto;
    text-align: center;
    width: 100%;
    color: #0073aa;
}

svg {
    max-width: 600px; /* aumentamos de 400 a 600 */
    height: auto;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 6px;
}

.calculo-form {
    max-width: 900px;
    margin: 1rem auto;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: #222;
}

.row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

.inputs-row {
    justify-content: center;
}

.input-group {
    flex: 1 1 200px;
    min-width: 150px;
    display: flex;
    flex-direction: column;
}

.input-group label {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.input-group input[type=number] {
    padding: 0.5rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    transition: border-color 0.3s ease;
}

.input-group input[type=number]:focus {
    border-color: #0073aa;
    outline: none;
}

.submit-row {
    justify-content: center;
}

.btn-primary {
    background-color: #0073aa;
    color: #fff;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 1.1rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #005177;
    outline: none;
}

.results-container {
    max-width: 900px;
    margin: 1rem auto;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.result-block {
    margin-bottom: 2rem;
    border: 1px solid #ccc;
    padding: 1rem;
    border-radius: 6px;
    background: #f9f9f9;
}

.result-title {
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
    text-align: center;
}

.canvas-container {
    display: flex;
    justify-content: center;
    margin-top: 1rem;
}

svg {
    max-width: 100%;
    height: auto;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 6px;
}

/* Responsive */

@media (max-width: 600px) {
    .row {
        flex-direction: column;
    }
    .input-group {
        min-width: 100%;
    }
}