/* Configuración general de la página */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    padding: 20px;
    margin: 0;
}

h1 {
    color: #2c3e50;
    border-bottom: 2px solid #2c3e50;
    padding-bottom: 10px; 
}

h2 {
    color: #2c3e50;
    margin-top: 5px;
    font-size: 1.3rem;
}

h3 {
    color: #2d3748;
    margin-top: 0;
    border-bottom: 1px dashed #cbd5e0;
    padding-bottom: 6px;
    font-size: 1.1rem;
}

/* Contenedor del laboratorio */
.ejercicio {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* --- ESTILO AZUL BONITO DE LA PLANTILLA --- */
.explicacion {
    margin-bottom: 25px;
    background-color: #ebf8ff;
    padding: 15px;
    border-left: 4px solid #3182ce;
    border-radius: 0 6px 6px 0;
    color: #2b6cb0;
}

.explicacion p { margin: 5px 0; line-height: 1.5; }
.sub-tecnico { font-size: 0.8rem; color: #718096; margin-top: -6px; margin-bottom: 15px; }

/* Distribución en Malla Responsiva */
.malla-jquery {
    display: flex;
    flex-wrap: wrap;
    gap: 25px;
    margin-top: 20px;
}

.tarjeta-control {
    background-color: #f7fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 20px;
    flex: 1;
    min-width: 280px;
    max-width: 48%;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-sizing: border-box;
}

/* Elementos comunes e interactivos */
.area-interactiva {
    display: flex;
    gap: 15px;
}

.caja-base {
    width: 130px;
    height: 130px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.85rem;
    text-align: center;
    color: #2d3748;
    border-radius: 6px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

#capa1 {
    background-color: #bee3f8;
    border: 2px dashed #63b3ed;
    cursor: pointer;
    transition: transform 0.2s;
}
#capa1:hover { transform: scale(1.03); }
#capa2 { background-color: #fed7d7; border: 2px solid #feb2b2; }

/* Botonería jQuery */
.btn-jquery {
    padding: 10px;
    background-color: #3182ce;
    color: white;
    border: none;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.2s;
}
.btn-jquery:hover { background-color: #2b6cb0; }

/* Estilos de la Persiana (Slide) */
.panel-desplegable {
    background-color: white;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    padding: 10px 15px;
    display: none;
}
.panel-desplegable p { margin: 0; font-size: 0.85rem; line-height: 1.4; color: #4a5568; }

/* Estilos del bloque Fade */
.fila-botones {
    display: flex;
    gap: 8px;
}
.btn-pequeno {
    flex: 1;
    padding: 6px;
    background-color: #e2e8f0;
    border: 1px solid #cbd5e0;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 0.8rem;
}
.btn-pequeno:hover { background-color: #cbd5e0; }
#cajaOpacidad {
    background-color: #e9d8fd;
    border: 2px solid #d6bcfa;
    width: 100%;
}

/* Estilos de la Pista de Animación */
.contenedor-pista {
    background-color: white;
    border: 1px solid #edf2f7;
    border-radius: 4px;
    padding: 10px;
    min-height: 150px;
    display: flex;
    align-items: center;
}
#cajaAnimada {
    background-color: #feebc8;
    border: 2px solid #fbd38d;
}

code {
    background-color: #edf2f7;
    color: #c53030;
    padding: 2px 5px;
    border-radius: 4px;
    font-family: monospace;
}