/* Base y Resets */
:root {
    --primary-color: #007bff; /* Azul vibrante */
    --secondary-color: #28a745; /* Verde para acciones secundarias */
    --tertiary-color: #ffc107; /* Amarillo para ofertas especiales */
    --dark-bg: #343a40; /* Fondo oscuro */
    --light-bg: #f8f9fa; /* Fondo claro */
    --text-color: #333;
    --white-text: #fff;
    --font-family: 'Poppins', sans-serif;
}

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

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

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

h1, h2, h3, h4 {
    margin-bottom: 15px;
    color: var(--dark-bg);
    line-height: 1.2;
}

/*h1 { font-size: 2.8em; text-align: center; }*/
h1 { font-size: 2.4em; text-align: center; }
h2 { font-size: 2.2em; text-align: center; }
h3 { font-size: 1.6em; }
p { margin-bottom: 10px; }

.lead {
    font-size: 1.25em;
    font-weight: 300;
    margin-bottom: 20px;
}

.text-center { text-align: center; }
.mt-4 { margin-top: 40px; }
.bg-light { background-color: var(--light-bg); }
.bg-dark { background-color: var(--dark-bg); color: var(--white-text); }
.bg-dark h2, .bg-dark h3 { color: var(--white-text); }

a {
    color: var(--primary-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

.icon {
    font-size: 1.8em;
    margin-right: 10px;
    vertical-align: middle;
}

/* Botones */
.btn {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white-text);
    padding: 15px 30px;
    border-radius: 5px;
    font-size: 1.1em;
    font-weight: 600;
    text-transform: uppercase;
    transition: background-color 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 20px;
}

.btn:hover {
    background: #0056b3; /* Un azul más oscuro */
    text-decoration: none;
}

.btn.primary-cta {
    background: var(--primary-color);
}
.btn.primary-cta:hover {
    background: #0056b3;
}

.btn.secondary-cta {
    background: var(--secondary-color);
}
.btn.secondary-cta:hover {
    background: #218838;
}

.btn.tertiary-cta {
    background: var(--tertiary-color);
    color: var(--dark-bg); /* Texto oscuro para contraste */
}
.btn.tertiary-cta:hover {
    background: #e0a800; /* Un amarillo más oscuro */
}

.btn-lg {
    padding: 18px 35px;
    font-size: 1.3em;
}


/* Cabecera */
.main-header {
    padding: 20px 0;
    border-bottom: 1px solid #eee;
    background-color: var(--white-text);
    text-align: center; /* Asegura el centrado del logo si el contenedor es más pequeño */
}

.main-header .logo {
    width: 5cm;   /* Aproximadamente 189px */
    height: 2cm;  /* Aproximadamente 75px */
    object-fit: contain; /* Para que la imagen no se distorsione */
    display: block; /* Para que margin auto funcione */
    margin: 0 auto; /* Centrar el logo */
}

/* Sección Hero */
.hero-section {
    padding: 60px 0;
    text-align: center;
    background: linear-gradient(to bottom, var(--light-bg), var(--white-text));
}

.hero-section .course-cover {
    width: 8cm;  /* Aproximadamente 302px */
    height: 4cm; /* Aproximadamente 151px */
    object-fit: contain;
    margin: 0 auto 30px auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.hero-section h1 {
    /*font-size: 3.2em;*/
    font-size: 1.8em;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.hero-section h2 {
    font-size: 1.8em;
    color: var(--text-color);
    margin-bottom: 30px;
    font-weight: 400;
}

.offer-box {
    background: var(--primary-color);
    color: var(--white-text);
    padding: 20px;
    border-radius: 10px;
    margin: 30px auto 40px auto;
    max-width: 600px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    animation: pulse 2s infinite; /* Animación para destacar la oferta */
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}


.countdown-timer {
    display: flex;
    justify-content: center;
    align-items: baseline;
    font-size: 3em;
    font-weight: 700;
    margin: 15px 0;
    color: var(--tertiary-color);
}

.countdown-item {
    background-color: rgba(255,255,255,0.2);
    padding: 5px 10px;
    border-radius: 5px;
    margin: 0 5px;
    min-width: 60px; /* Para asegurar que los números no bailen */
    display: inline-block;
    text-align: center;
}
.countdown-label {
    font-size: 0.4em;
    margin-left: 5px;
    margin-right: 15px;
    font-weight: 400;
    color: var(--white-text);
}

.offer-box .small-text {
    font-size: 0.9em;
    margin-top: 10px;
    opacity: 0.9;
}
.offer-box .special-offer-text {
    font-size: 1.5em;
    font-weight: 700;
    margin-top: 15px;
    color: var(--tertiary-color);
}
.price-info {
    font-size: 1.1em;
    margin-top: 10px;
    color: var(--text-color);
}
.price-info del {
    color: #dc3545; /* Rojo para el precio tachado */
    margin-right: 5px;
}
.ebook-promo {
    margin-top: 25px;
    font-size: 1.1em;
    font-weight: 600;
}
.ebook-promo a {
    color: var(--primary-color);
    text-decoration: underline;
}
.ebook-promo a:hover {
    color: #0056b3;
}


/* Secciones Generales */
section {
    padding: 80px 0;
}

section h2 {
    margin-bottom: 40px;
}

/* Sección Problema */
.problem-section {
    padding-bottom: 40px; /* Menos padding abajo */
}

/* Sección Beneficios */
.benefits-section {
    background-color: var(--white-text);
}
.benefits-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    /*grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));*/
    gap: 30px;
    margin-top: 40px;
}

.benefit-item {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
    flex: 1 1 280px; 
    max-width: 320px; 
    
}
.benefit-item:hover {
    transform: translateY(-5px);
}
.benefit-item h3 {
    color: var(--primary-color);
    font-size: 1.4em;
    margin-bottom: 15px;
}
.benefit-item .icon {
    font-size: 2.5em;
    display: block;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

/* Sección Instructor */
.instructor-section .instructor-card {
    display: flex;
    flex-direction: column; /* Por defecto para móviles */
    align-items: center;
    gap: 30px;
    padding: 40px;
    border-radius: 15px;
    background-color: rgba(255,255,255,0.1);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.instructor-section .instructor-photo {
    width: 3cm;  /* Aproximadamente 113px */
    height: 3cm; /* Aproximadamente 113px */
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--primary-color);
    box-shadow: 0 0 0 7px rgba(255,255,255,0.2);
}

.instructor-section .instructor-info {
    text-align: center;
}
.instructor-section .instructor-info h2 {
    font-size: 1.8em;
    margin-bottom: 10px;
    color: var(--white-text);
}
.instructor-section .instructor-info h3 {
    font-size: 1.4em;
    margin-bottom: 10px;
    color: var(--tertiary-color);
}
.instructor-section .instructor-info p {
    font-size: 1.1em;
    line-height: 1.7;
    color: rgba(255,255,255,0.9);
}

/* Sección Público Objetivo */
.target-audience-section {
    background-color: var(--white-text);
}
.audience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}
.audience-item {
    background-color: var(--light-bg);
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.audience-item .icon {
    font-size: 2.5em;
    margin-bottom: 15px;
    color: var(--primary-color);
    display: block;
}
.audience-item p {
    font-size: 1.1em;
}

/* Sección Transformación */
.transformation-section {
    padding: 80px 0;
    text-align: center;
}
.transformation-content {
    display: flex;
    flex-direction: column; /* Default para móvil */
    align-items: center;
    gap: 40px;
    margin-top: 40px;
}
.transformation-text {
    flex: 1;
    text-align: left;
}
.transformation-text h2 {
    text-align: left;
    color: var(--primary-color);
}
.transformation-text p {
    font-size: 1.1em;
    line-height: 1.7;
}
.transformation-image {
    flex: 1;
    text-align: center;
}
.transformation-image .placeholder-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}
.transformation-image .image-caption {
    font-style: italic;
    font-size: 0.9em;
    color: #666;
    margin-top: 10px;
}

/* Sección Testimonios */
.testimonials-section {
    padding: 60px 0;
}
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.testimonial-item {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    font-style: italic;
    text-align: center;
}
.testimonial-item p {
    font-size: 1.1em;
    margin-bottom: 15px;
}
.testimonial-item .author {
    font-style: normal;
    font-weight: 600;
    color: var(--primary-color);
}

/* Sección Impacto (Potencial de Ingresos y Tendencia) */
.impact-section {
    padding: 80px 0;
    color: var(--white-text);
}
.impact-section h3 {
    color: var(--tertiary-color);
    text-align: center;
    margin-bottom: 20px;
}
.impact-section p {
    font-size: 1.1em;
    line-height: 1.7;
    color: rgba(255,255,255,0.9);
}
.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 40px;
}
.impact-item {
    background-color: rgba(255,255,255,0.05);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* Sección Contenidos del Curso */
.course-content-section {
    background-color: var(--white-text);
}
.course-modules {
    list-style: none;
    padding: 0;
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.course-modules li {
    background-color: var(--light-bg);
    margin-bottom: 15px;
    padding: 20px 30px;
    border-radius: 8px;
    font-size: 1.2em;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    max-width: 700px;
    width: 100%;
    text-align: left;
}
.course-modules li .icon {
    color: var(--secondary-color);
    font-size: 1.5em;
    margin-right: 15px;
}

/* Sección Precios y Ofertas */
.price-offers-section {
    padding: 80px 0;
}
.price-card {
    background-color: var(--primary-color);
    color: var(--white-text);
    padding: 30px;
    border-radius: 15px;
    max-width: 400px;
    margin: 40px auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    position: relative;
    overflow: hidden;
}
.price-card::before { /* Cinta de "Oferta" */
    content: "OFERTA";
    position: absolute;
    top: 20px;
    right: -30px;
    background-color: var(--tertiary-color);
    color: var(--dark-bg);
    padding: 5px 30px;
    transform: rotate(45deg);
    font-weight: 700;
    font-size: 0.9em;
}
.price-label {
    font-size: 1.2em;
    opacity: 0.8;
}
.original-price {
    font-size: 1.8em;
    color: rgba(255,255,255,0.7);
    margin-top: 10px;
}
.original-price del {
    color: rgba(255,255,255,0.6);
}
.current-price {
    font-size: 3.5em;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--tertiary-color);
}
.price-card .small-text {
    font-size: 0.9em;
    opacity: 0.9;
}

.bonus-section {
    margin-top: 60px;
    padding: 30px;
    background-color: var(--white-text);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}
.bonus-section h3 {
    color: var(--primary-color);
    margin-bottom: 30px;
}
.bonus-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.bonus-item {
    padding: 25px;
    background-color: var(--light-bg);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    text-align: center;
}
.bonus-item .icon {
    font-size: 3em;
    margin-bottom: 15px;
    color: var(--secondary-color);
    display: block;
}
.bonus-item h4 {
    font-size: 1.3em;
    color: var(--dark-bg);
    margin-bottom: 10px;
}
.bonus-item p {
    font-size: 0.95em;
}

.cta-group {
    margin-top: 50px;
}
.cta-group .btn {
    width: auto;
    max-width: 100%;
}

.ebook-promo-box {
    background-color: #fff3cd; /* Amarillo claro */
    border: 1px solid #ffeeba; /* Borde amarillo */
    border-radius: 8px;
    padding: 30px;
    margin-top: 60px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    color: #664d03; /* Texto oscuro para contraste */
}
.ebook-promo-box h3 {
    color: #664d03;
    margin-bottom: 20px;
}
.ebook-promo-box p {
    font-size: 1.1em;
    margin-bottom: 20px;
}
.ebook-promo-box .btn {
    background: #0d6efd; /* Azul diferente para destacar */
    color: var(--white-text);
}
.ebook-promo-box .btn:hover {
    background: #0a58ca;
}
.ebook-promo-box .small-text {
    font-size: 0.85em;
    margin-top: 15px;
    color: #856404;
}

.two-for-one-promo {
    background-color: #d1ecf1; /* Azul cielo claro */
    border: 1px solid #bee5eb;
    border-radius: 8px;
    padding: 30px;
    margin-top: 40px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    color: #0c5460;
}
.two-for-one-promo h3 {
    color: #0c5460;
    margin-bottom: 20px;
}
.two-for-one-promo p {
    font-size: 1.1em;
    margin-bottom: 20px;
}
.two-for-one-promo .small-text {
    font-size: 0.85em;
    margin-top: 15px;
    color: #1a6d7b;
}

/* Sección Garantía */
.guarantee-section {
    background-color: var(--primary-color);
    color: var(--white-text);
    padding: 80px 0;
}
.guarantee-section h2 {
    color: var(--tertiary-color);
    margin-bottom: 30px;
}
.guarantee-section p {
    font-size: 1.2em;
    max-width: 800px;
    margin: 0 auto 20px auto;
    line-height: 1.7;
}
.guarantee-section .small-text {
    font-size: 1em;
    opacity: 0.9;
}

/* Sección FAQ */
.faq-section {
    padding: 60px 0;
}
.faq-item {
    background-color: var(--white-text);
    border: 1px solid #eee;
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.03);
}
.faq-question {
    padding: 20px;
    cursor: pointer;
    font-size: 1.2em;
    color: var(--dark-bg);
    position: relative;
    user-select: none; /* Evita que el texto se seleccione al hacer doble clic */
}
.faq-question::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5em;
    transition: transform 0.3s ease;
}
.faq-item.active .faq-question::after {
    transform: translateY(-50%) rotate(45deg);
}
.faq-answer {
    padding: 0 20px; /* 20px 20px;*/
    font-size: 1.1em;
    line-height: 1.7;
    color: #555;
    /*display: none;*/ /* Oculto por defecto, se muestra con JS */
    overflow: hidden; /* Para animar la altura */
    transition: max-height 0.3s ease-out, padding 0.3s ease-out, opacity 0.3s ease-out;/*all 0.3s ease-out;  Suaviza la transición */
    max-height: 0; /* Para la animación de altura */
    opacity:0;
}
.faq-item.active .faq-answer {
    max-height: 200px; /* Suficiente altura para la mayoría de las respuestas, ajustar si es necesario */
    padding-top: 10px;
    opacity:1;
}


/* Pie de Página */
.main-footer {
    padding: 30px 0;
    color: rgba(255,255,255,0.8);
    font-size: 0.9em;
}
.main-footer a {
    color: var(--tertiary-color);
    margin: 0 10px;
}
.main-footer a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (min-width: 768px) {
    .instructor-section .instructor-card {
        flex-direction: row; /* Horizontal para pantallas grandes */
        text-align: left;
    }
    .instructor-section .instructor-photo {
        margin-right: 30px; /* Espacio entre foto y texto */
    }
    .instructor-section .instructor-info {
        text-align: left;
    }
    .instructor-section .instructor-info h2,
    .instructor-section .instructor-info h3 {
        text-align: left;
    }

    .transformation-content {
        flex-direction: row;
        align-items: flex-start; /* Alinea el contenido arriba */
        text-align: left;
    }
    .transformation-text {
        padding-right: 40px; /* Espacio entre texto e imagen */
    }
    .transformation-image {
        text-align: right;
    }
}

@media (max-width: 767px) {
    h1 { font-size: 2em; }
    h2 { font-size: 1.8em; }
    .hero-section h1 { font-size: 2.5em; }
    .hero-section h2 { font-size: 1.4em; }
    .btn {
        padding: 12px 20px;
        font-size: 1em;
    }
    .btn-lg {
        padding: 15px 25px;
        font-size: 1.1em;
    }
    .countdown-timer {
        font-size: 2em;
    }
    .countdown-item {
        min-width: 45px;
        font-size: 0.8em; /* Ajuste para que quepa en pantallas pequeñas */
    }
    .countdown-label {
        margin-right: 10px;
    }
    .instructor-section .instructor-photo {
        margin-bottom: 20px; /* Espacio bajo la foto en móvil */
    }
    .transformation-text, .transformation-image {
        text-align: center;
    }
    .transformation-text h2 {
        text-align: center;
    }
    .bonus-section, .ebook-promo-box, .two-for-one-promo {
        padding: 20px; /* Menor padding en móvil */
    }
}