body {
    font-family: 'Segoe UI', sans-serif;
    background: #f4f7f6;
    padding: 20px;
}

.container {
    max-width: 1000px;
    margin: auto;
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.os-card {
    border: 1px solid #eee;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 8px;
    position: relative;
}

.valor-tag {
    float: right;
    font-size: 18px;
    color: #28a745;
    font-weight: bold;
    text-align: right;
}

.acoes {
    margin-top: 10px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

button {
    border: none;
    padding: 7px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}

.btn-zap {
    background: #25D366;
    color: white;
}

.btn-imprimir {
    background: #6c757d;
    color: white;
}

.btn-editar {
    background: #ffc107;
}

.btn-excluir {
    background: #dc3545;
    color: white;
}

.btn-concluir {
    background: #007bff;
    color: white;
}

.assinaturas {
    display: none;
    margin-top: 20px;
}

.assinatura-card {
    margin-top: 12px;
    font-size: 13px;
}

.assinatura-card p {
    margin: 4px 0;
}

.linha-assinatura {
    margin-top: 18px;
    border-top: 1px solid #000;
    width: 100%;
    height: 1px;
}

@media print {

    .acoes,
    .nav {
        display: none !important;
    }

    .assinaturas {
        display: block !important;
    }
}