.dialogAssinatura-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(13, 15, 30, 0.6);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px;
    overflow-y: auto;
}

.dialogAssinatura-box {
    background-color: white;
    padding: 16px;
    border-radius: 12px;
    width: 100%;
    max-width: 640px;
    max-height: 95vh;
    overflow-y: auto;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dialogAssinatura-titulo {
    font-size: 18px;
    font-weight: bold;
    margin: 0 0 4px 0;
    align-self: flex-start;
}

.dialogAssinatura-instrucao {
    font-size: 13px;
    color: #555;
    margin: 0 0 12px 0;
    align-self: flex-start;
}

.dialogAssinatura-canvas {
    width: 100%;
    max-width: 600px;
    height: auto;
    aspect-ratio: 600 / 220;
    border: 1px dashed #ccc;
    border-radius: 8px;
    background-color: #fafafa;
    cursor: crosshair;
}

.dialogAssinatura-buttons {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    margin-left: auto;
    gap: 10px;
    width: 100%;
}

.dialogAssinatura-btn-confirm,
.dialogAssinatura-btn-cancel,
.dialogAssinatura-btn-limpar {
    background-color: #0ea3ce;
    color: white;
    padding: 10px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: 160px;
    font-weight: bold;
}

.dialogAssinatura-btn-limpar {
    background-color: #6c757d;
}

.dialogAssinatura-btn-cancel {
    background-color: #eb2211;
}

.dialogAssinatura-btn-confirm:disabled,
.dialogAssinatura-btn-cancel:disabled,
.dialogAssinatura-btn-limpar:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

@media (max-width: 600px) {

    .dialogAssinatura-buttons {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .dialogAssinatura-btn-confirm,
    .dialogAssinatura-btn-cancel,
    .dialogAssinatura-btn-limpar {
        width: 100%;
    }
}