body { margin: 1rem; font-family: sans-serif; background: #f6f7fb; }
.contenedor { 
	max-width: 720px;
	margin: 36px auto;
	padding: 12px;
}

.titulo {
    text-align: center;
    color: #333;
    margin-bottom: 24px;
    font-size: 1.5rem;
    margin-top: 12px;
}

.seccion { display: flex; flex-direction: column; gap: 12px; }

.btn-volver {
    margin-top: 20px;
    background-color: #171717;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.volver-link {
    color: white;
    text-decoration: none;
}

.bloque {
	background: #ffffff;
	padding: 20px;
	border-radius: 8px;
	border: 3px solid #e0e0e0; 
	box-shadow: 0 2px 6px rgba(20,20,30,0.04);
}

#bloque-entrada { border-color: #2b9cff; }
#bloque-boton { border-color: #00b894; }
#bloque-estado { border-color: #f39c12; }
#bloque-resultado { border-color: #e84a5f; }

.titulo { color: #222; font-weight: 700; margin: 0 0 8px 0; font-size: 1.05rem; }

.input-text { width: 96%; padding: 10px 12px; font-size: 1rem; border: 1px solid #cfcfcf; border-radius: 6px; }

.btn-encriptar { background: linear-gradient(180deg,#00b894,#00976f); color: white; padding: 10px 14px; border: none; border-radius: 6px; font-size: 1rem; cursor: pointer; }
.btn-encriptar:hover { filter: brightness(0.95); }

.estado-text { min-height: 28px; padding: 6px 8px; background: #fbfbfb; border-radius: 4px; border: 1px dashed #ddd; }

#resultado-contenido { white-space: pre-wrap; word-break: break-word; }

@media (max-width: 520px) {
	.contenedor { margin: 16px; }
	.bloque { padding: 12px; }
}