/* PALETA DE COLORES Y FUENTES PREMIUM */
:root {
    /* Fondo principal y textos */
    --color-dark-primary: #0A1931; 
    /* Fondo claro */
    --color-light-bg: #EAEAEA;
    /* Toque de lujo */
    --color-gold-accent: #C89B37; 
    /* Botones y acentos */
    --color-secondary-blue: #0077B6; 
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Poppins', sans-serif;
    --spacing-md: 20px;
    --spacing-lg: 60px;
}

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

body {
    font-family: var(--font-body);
    color: var(--color-dark-primary);
    line-height: 1.6;
    background-color: white;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* --- ESTILOS DE NAVEGACIÓN --- */
.header {
    background-color: var(--color-dark-primary);
    padding: var(--spacing-md) 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    color: var(--color-gold-accent);
    font-size: 1.8rem;
    font-weight: 700;
}

.nav a {
    color: white;
    text-decoration: none;
    margin-left: 35px;
    font-weight: 400;
    transition: color 0.3s;
}

.nav a:hover, .nav a.active {
    color: var(--color-gold-accent);
}

/* --- SECCIÓN HERO --- */
.hero {
    height: 80vh;
    /* Espacio para imagen de fondo premium */
    background: 
        linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.8)),
        url('img5.png') no-repeat center center/cover;
    color: white;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content {
    max-width: 900px;
}

.tagline {
    font-size: 1.3rem;
    color: var(--color-gold-accent);
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

/* --- ESTILOS DE BOTONES --- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s;
    border: 2px solid transparent;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn-gold-cta {
    background-color: var(--color-gold-accent);
    color: var(--color-dark-primary);
    border-color: var(--color-gold-accent);
    padding: 18px 40px;
    font-size: 1.1rem;
    letter-spacing: 1px;
}

.btn-gold-cta:hover {
    background-color: #A98442; 
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(200, 155, 55, 0.4);
}

.btn-secondary {
    background-color: var(--color-dark-primary);
    color: white;
    border-color: var(--color-dark-primary);
}

.btn-primary-small {
    background-color: var(--color-secondary-blue);
    color: white;
    border-color: var(--color-secondary-blue);
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-primary-small:hover, .btn-secondary:hover {
    background-color: var(--color-secondary-blue);
    border-color: var(--color-secondary-blue);
}

/* --- ESTILOS DE SECCIONES GENERALES --- */
.section {
    padding: 80px 0;
    text-align: center;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-dark-primary);
    margin-bottom: 10px;
}

/* --- SECCIÓN PILARES (Pedagogía vs. Finanzas) --- */
.pillars-section {
    background-color: var(--color-light-bg);
    border-bottom: 5px solid var(--color-gold-accent);
}

.pillars-grid {
    display: flex;
    justify-content: space-around;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
}

.pillar-card {
    flex-basis: 45%;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    padding: 30px;
    transition: box-shadow 0.3s;
}

.pillar-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.card-image-placeholder {
    height: 200px;
    background-color: var(--color-secondary-blue);
    opacity: 0.8;
    margin-bottom: var(--spacing-md);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

/* Colores sutiles para diferenciar pilares */
.pillar-pedagogic .card-image-placeholder { background-color: #0077B6; }
.pillar-financial .card-image-placeholder { background-color: #373F51; }

.card-title {
    font-family: var(--font-heading);
    color: var(--color-dark-primary);
    margin-bottom: 15px;
}

/* --- SECCIÓN CURSOS DESTACADOS (Tienda) --- */
.featured-courses-section {
    background-color: white;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.course-card {
    border: 1px solid var(--color-light-bg);
    border-radius: 8px;
    overflow: hidden;
    text-align: left;
    transition: transform 0.3s, box-shadow 0.3s;
    background-color: white;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.course-image-placeholder {
    height: 180px;
    background-color: var(--color-light-bg);
    margin-bottom: var(--spacing-md);
    color: var(--color-dark-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-title {
    padding: 0 var(--spacing-md);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.course-price {
    display: block;
    color: var(--color-gold-accent);
    font-weight: 700;
    font-size: 1.4rem;
    padding: 0 var(--spacing-md) 15px;
}

.course-card .btn {
    width: calc(100% - 40px);
    margin: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
    text-align: center;
}

.bottom-cta {
    margin-top: 40px;
}

/* --- PIE DE PÁGINA --- */
.footer {
    background-color: var(--color-dark-primary);
    color: var(--color-light-bg);
    padding: 40px 0;
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    text-align: left;
}

.footer-info h4 {
    color: var(--color-gold-accent);
    margin-bottom: 10px;
    font-family: var(--font-heading);
}

.footer-links a {
    display: block;
    color: var(--color-light-bg);
    text-decoration: none;
    margin-bottom: 5px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--color-gold-accent);
}

/* --- RESPONSIVE MOBILE --- */
@media (max-width: 768px) {
    .nav {
        display: none; /* Simplificamos la navegación para el ejemplo móvil */
    }
    
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .pillars-grid, .footer-content {
        flex-direction: column;
    }
    
    .pillar-card {
        margin-bottom: var(--spacing-md);
    }
}
/* ==================================== */
/* === ESTILOS PARA LAS SUBPÁGINAS === */
/* ==================================== */

/* Mini-Hero de la Categoría */
.subpage-hero {
    height: 45vh; /* Altura dedicada a la presentación de la categoría */
    display: flex;
    align-items: center;
    text-align: left;
    color: white;
    padding: var(--spacing-lg) 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* 1. ESTILOS para PEDAGOGÍA */
.subpage-hero.pedagogic-bg {
    /* Fondo con degradado azul/teal */
    background: 
        linear-gradient(rgba(0, 119, 182, 0.7), rgba(0, 119, 182, 0.9)),
        url('') no-repeat center center/cover;
    background-color: var(--color-secondary-blue);
}

/* 2. ESTILOS para FINANZAS */
.subpage-hero.financial-bg {
    /* Fondo con degradado gris/oscuro */
    background: 
        linear-gradient(rgba(55, 63, 81, 0.7), rgba(55, 63, 81, 0.9)),
        url('

[Image of financial charts and graphs on a market floor]
') no-repeat center center/cover;
    background-color: #373F51; 
}

.subpage-hero-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    color: white;
    margin-bottom: 10px;
    padding-left: 5%;
}

.subpage-hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-gold-accent);
    padding-left: 5%;
}

/* CATÁLOGO DE CURSOS (Tienda) */
.catalog-grid {
    display: grid;
    /* Diseño de 3 columnas adaptable */
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    text-align: left;
    margin-top: var(--spacing-lg);
}

.catalog-course-card {
    border: 1px solid var(--color-light-bg);
    border-radius: 8px;
    overflow: hidden;
    transition: box-shadow 0.3s, transform 0.3s;
    background-color: white;
}

.catalog-course-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

.catalog-image-container {
    height: 200px;
    overflow: hidden;
    position: relative;
    background-color: var(--color-light-bg);
}

.catalog-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.course-info {
    padding: var(--spacing-md);
}

.course-info h4 {
    font-family: var(--font-heading);
    color: var(--color-dark-primary);
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    margin-top: 15px;
    border-top: 1px solid var(--color-light-bg);
}

.course-meta .price {
    font-weight: 700;
    color: var(--color-gold-accent);
    font-size: 1.6rem;
}