/* ============================================
   ESTILOS PARA PÁGINA PRINCIPAL
   Asistente para Docentes Primerizos
   ============================================ */

:root {
    --primary: #003366;
    --primary-dark: #00264d;
    --secondary: #6c757d;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --border: #dee2e6;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-hover: 0 20px 40px rgba(0,0,0,0.15);
    --radius: 20px;
    --radius-sm: 10px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--primary);
    padding: 20px 40px;
    border-bottom: 4px solid var(--primary-dark);
    flex-wrap: wrap;
}

.header-logo {
    max-height: 70px;
    background: white;
    padding: 8px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
}

.header h1 {
    color: white;
    font-size: 1.8rem;
    text-align: center;
    flex: 1;
    margin: 0 30px;
    font-weight: 600;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

/* Banner de bienvenida */
.bienvenida-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 40px 20px;
    margin-bottom: 40px;
}

.bienvenida-banner h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.bienvenida-banner p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.95;
}

/* Contenedor de opciones */
.opciones-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

/* Tarjetas de opción */
.opcion-card {
    background: white;
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.opcion-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.opcion-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(90deg, var(--primary), var(--info));
}

.opcion-icono {
    font-size: 5rem;
    text-align: center;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.opcion-card h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
    text-align: center;
}

.opcion-descripcion {
    font-size: 1.2rem;
    color: var(--secondary);
    text-align: center;
    margin-bottom: 30px;
    line-height: 1.5;
}

/* Ejemplos de preguntas */
.ejemplos {
    background: var(--light);
    border-radius: var(--radius-sm);
    padding: 25px;
    margin: 25px 0;
    border-left: 4px solid var(--info);
}

.ejemplos h4 {
    color: var(--dark);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.ejemplos ul {
    list-style: none;
    padding: 0;
}

.ejemplos li {
    padding: 10px 15px;
    margin: 8px 0;
    background: white;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    color: var(--dark);
    font-size: 1rem;
    border-left: 3px solid var(--primary);
    transition: transform 0.2s;
}

.ejemplos li:hover {
    transform: translateX(5px);
    background: #f0f7ff;
}

/* Sección para docentes primerizos */
.docente-primerizo {
    background: #fff3cd;
    border-radius: var(--radius-sm);
    padding: 20px;
    margin: 25px 0;
    border: 1px solid #ffeeba;
}

.badge {
    display: inline-block;
    background: var(--warning);
    color: #856404;
    padding: 5px 15px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.consejo {
    color: #856404;
    font-style: italic;
    margin: 0;
    font-size: 1rem;
}

/* Botón de acción */
.btn-opcion {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-opcion:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 20px rgba(0,51,102,0.3);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

/* Sección de ayuda para primerizos */
.ayuda-primerizos {
    max-width: 1200px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.ayuda-primerizos h3 {
    font-size: 1.8rem;
    color: var(--primary);
    text-align: center;
    margin-bottom: 40px;
}

.guia-pasos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.paso {
    background: white;
    border-radius: var(--radius-sm);
    padding: 25px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 20px;
    transition: transform 0.3s;
}

.paso:hover {
    transform: translateY(-5px);
}

.paso-numero {
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.paso-contenido h4 {
    color: var(--dark);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.paso-contenido p {
    color: var(--secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

.consejos-clave {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: var(--radius);
    padding: 30px;
    margin-top: 30px;
}

.consejos-clave h4 {
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.consejos-clave ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.consejos-clave li {
    background: white;
    padding: 15px 20px;
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
    color: var(--dark);
    border-left: 4px solid var(--success);
}

/* Footer */
.footer {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 30px;
    margin-top: auto;
}

.footer p {
    margin: 5px 0;
    font-size: 1rem;
}

.footer .small {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 1.2rem;
        margin: 10px 0;
    }
    
    .header-logo {
        max-height: 50px;
    }
    
    .bienvenida-banner h2 {
        font-size: 1.8rem;
    }
    
    .opciones-container {
        grid-template-columns: 1fr;
    }
    
    .opcion-card {
        padding: 25px;
    }
    
    .opcion-icono {
        font-size: 4rem;
    }
    
    .opcion-card h2 {
        font-size: 1.6rem;
    }
    
    .guia-pasos {
        grid-template-columns: 1fr;
    }
    
    .paso {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .consejos-clave ul {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .ejemplos li {
        font-size: 0.9rem;
    }
    
    .btn-opcion {
        font-size: 1rem;
        padding: 12px;
    }
}