/* Estilos específicos para la página de Formularios PHP */

.tutorial-article {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #ecf0f1;
}

.article-title {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 1rem;
    font-weight: 300;
}

.article-subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
}

.content-section {
    margin-bottom: 3rem;
}

.content-section h2 {
    color: #2c3e50;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #ecf0f1;
}

.content-section h3 {
    color: #34495e;
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem 0;
}

.content-section h4 {
    color: #2c3e50;
    font-size: 1.2rem;
    margin: 1.5rem 0 1rem 0;
}

.content-section h5 {
    color: #34495e;
    font-size: 1.1rem;
    margin: 1rem 0 0.5rem 0;
}

.content-section p {
    line-height: 1.7;
    margin-bottom: 1rem;
    color: #555;
}

/* Estilos para pasos */
.steps {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step {
    padding: 1.5rem;
    border-radius: 6px;
    border-left: 4px solid #3498db;
}

.step h3, .step h5 {
    color: #2c3e50;
    margin-top: 0;
}

/* Estilos para listas */
.content-section ul, .content-section ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.content-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Estilos para código */
.code-block {
    display: inline-block;
    background: #2c3e50;
    color: #ecf0f1;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    margin: 0.5rem 0;
}

.code-example {
    border: 1px solid #e1e8ed;
    border-radius: 6px;
    padding: 1.5rem;
    margin: 1rem 0;
    overflow-x: auto;
}

.code-example h4, .code-example h5 {
    color: #2c3e50;
    margin-top: 0;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.code-example pre {
    margin: 0;
    white-space: pre-wrap;
}

.code-example code {
    font-family: 'Courier New', monospace;
    color: #2c3e50;
    line-height: 1.5;
}

/* Estilos para formulario en vivo */
.live-example {
    padding: 2rem;
    border-radius: 8px;
    border: 2px dashed #3498db;
    margin: 2rem 0;
}

.form-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.form-container h3 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #2c3e50;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #3498db;
    outline: none;
}

.submit-btn {
    width: 100%;
    background: #3498db;
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 4px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background: #2980b9;
}

/* Cajas de explicación */
.explanation-box {
    padding: 1.5rem;
    border-radius: 6px;
    border-left: 4px solid #3498db;
    margin: 1.5rem 0;
}

.explanation-box h4 {
    color: #2c3e50;
    margin-top: 0;
}

/* Estilos para sección de problemas */
.troubleshooting {
    background: #fffaf0;
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid #e67e22;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.problem {
    padding: 1.5rem;
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.problem h3 {
    color: #e67e22;
    margin-top: 0;
}

.demo-result {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #e8f6f3;
    border-radius: 6px;
    border-left: 4px solid #27ae60;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #3498db;
    color: white;
    padding: 1rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.download-btn:hover {
    background: #2980b9;
    transform: translateY(-2px);
}