.page-content {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    max-width: 1200px;
    margin: 40px auto;
    line-height: 1.6;
}

.article-meta {
    text-align: center;
    margin-bottom: 40px;
    padding: 15px;
    background-color: #f0f4f7;
    border-left: 5px solid #007bff;
    border-radius: 5px;
}

.article-meta p {
    margin: 5px 0;
    font-size: 1.1rem;
    color: #4a4a4a;
}

.page-content h2 {
    font-size: 2.5rem;
    color: #2c3e50;
    border-bottom: 2px solid #2c3e50;
    padding-bottom: 15px;
    margin-bottom: 30px;
}

.page-content h3 {
    font-size: 1.8rem;
    color: #007bff;
    margin-top: 40px;
    margin-bottom: 15px;
}

.page-content p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    text-align: justify;
}

/* Estilos de lista */
.process-list, .material-list, .design-list, .criteria-list {
    list-style-type: disc;
    padding-left: 20px;
    margin-bottom: 30px;
}

.process-list li strong {
    color: #007bff;
}

/* Estilos para la sección de Referencias */
.references-section {
    border-top: 2px solid #2c3e50;
    padding-top: 20px;
    margin-top: 40px;
}

.references-section h2 {
    color: #2c3e50;
    border-bottom: none;
}

.references-list {
    list-style-type: none; /* Estilo sin viñetas para referencias APA/ISO */
    padding-left: 0;
    font-size: 0.95rem;
}

.references-list li {
    margin-bottom: 15px;
    text-indent: -20px; /* Sangría francesa */
    padding-left: 20px;
}