.libro-header {
    text-align: center;
    margin-bottom: 30px;
}
.libro-form {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}
.libro-form h3 {
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: bold;
    color: #333;
}
.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}
.form-row .col-1 { flex: 1 1 100%; }
.form-row .col-2 { flex: 1 1 calc(50% - 10px); }
.wpcf7-form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 15px;
    transition: border-color 0.3s;
}
.wpcf7-form-control:focus {
    border-color: #000;
    outline: none;
}
.wpcf7-radio,
.wpcf7-checkbox {
    display: flex;
    gap: 15px;
    margin-top: 10px;
}
.wpcf7-list-item {
    display: flex;
    align-items: center;
    gap: 5px;
}
.btn-enviar {
    background-color: #7c003d;
    color: #fff;
    border: none;
    padding: 14px 30px;
    font-size: 15px;
    cursor: pointer;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}
.btn-enviar:hover {
    background-color: #7c003d;
    opacity: 0.8;
}
.libro-info-legal { margin-top: 30px; }
@media (max-width: 768px) {
    .form-row .col-2 { flex: 1 1 100%; }
}