/* Import Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');

/* CSS Variables for Theming */
:root {
    --primary-color: #00aaff; /* Un azul eléctrico/cian brillante */
    --primary-hover: #00cfff;
    --background-dark: #0a192f; /* Azul marino muy oscuro */
    --background-light: #172a45; /* Azul marino un poco más claro para tarjetas */
    --text-primary: #ccd6f6; /* Texto principal claro, casi blanco */
    --text-secondary: #8892b0; /* Texto secundario más apagado */
    --border-color: #233554;
}




body {
    font-family: 'Poppins', sans-serif;
    /*background-color: var(--background-dark);*/
    background: radial-gradient(ellipse 80% 100% at top, #0a3d73, #13161c);
    background: radial-gradient(ellipse 50% 80% at top,#042245, #13161c );
    background-attachment: fixed;
    color: var(--text-primary);
}
  
/* ================== Header / Navbar ================== */
.navbar {
    background-color: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    
    transition: background-color 0.3s ease-in-out;
}

    .navbar.scrolled {
        background-color: rgba(10, 25, 47, 0.85);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--border-color);
    }

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-link {
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

    .nav-link:hover, .nav-link.active {
        color: var(--primary-color);
    }
/* ================== Header Logo ================== */
.navbar-logo {
    height: 40px; /* Ajusta la altura según sea necesario */
    width: auto;
}

/* ================== Buttons ================== */
.btn-primary, .btn-primary:hover, .btn-primary:active, .btn-primary:focus {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: var(--background-dark) !important;
    font-weight: 600;
    box-shadow: 0 0 10px 0 rgba(0, 170, 255, 0.5);
    transition: all 0.3s ease;
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 0 20px 0 rgba(0, 207, 255, 0.7);
    }

.btn-outline-light {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

    .btn-outline-light:hover {
        background-color: var(--primary-color);
        color: var(--background-dark);
    }

/* ================== Layout Helpers ================== */
.hero-section {
    padding: 8rem 0;
    text-align: center;
    overflow: hidden;
}

.hero-section--overlay {
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(10, 25, 47, 0.85));
    background-size: cover;
}

.hero-profesor,
.hero-afiliados,
.hero-tutor {
    padding: 12rem 0;
    text-align: center;
}

.section-feature {
    padding: 4rem 0;
}

.section-feature--spacious {
    padding: 6rem 0;
}

.section-divider {
    border-top: 1px dotted var(--border-color);
}

.feature-image {
    max-width: 100%;
    border-radius: 1rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.feature-icon-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    height: 100%;
}

    .feature-icon-card svg {
        width: 50px;
        height: 50px;
        margin-bottom: 1.5rem;
        color: var(--primary-color);
    }

.feature-list-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

    .feature-list-item svg {
        width: 24px;
        height: 24px;
        color: var(--primary-color);
        margin-right: 1rem;
        flex-shrink: 0;
        margin-top: 5px;
    }

.hybrid-section {
    background-color: var(--background-light);
    border-radius: 1rem;
    padding: 4rem;
    border: 1px solid var(--border-color);
}

.feature-cards .card {
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    height: 100%;
    text-align: center;
}

body[data-page="profesores"] .feature-cards .card-title {
    color: var(--primary-color);
}

body[data-page="alumnos"] .feature-cards .card-title,
body[data-page="tutores"] .feature-cards .card-title {
    color: #ff5d3d;
}

.courses-section {
    border-top: 1px dotted var(--border-color);
    padding: 3rem 0 5rem 0;
}

.section-feature.feature-cards .card {
    border-radius: 1rem;
}

.text-accent-orange {
    color: #ff9900 !important;
}

.text-accent-lime {
    color: #7cff4d !important;
}

/* ================== Waitlist CTA ================== */
.waitlist-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 193, 7, 0.8);
    background-color: rgba(255, 193, 7, 0.1);
    color: #ffc107;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.waitlist-benefit {
    max-width: 32rem;
    text-align: center;
    margin-bottom: 0;
}

.waitlist-button {
    box-shadow: 0 0 15px rgba(255, 193, 7, 0.35);
}

/* ================== Course Detail Helpers ================== */
.hero-curso {
    padding: 7rem 0 5rem 0;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    margin-bottom: 1rem;
    font-size: 2rem;
    color: var(--primary-color);
    background-color: rgba(0, 170, 255, 0.1);
    border-radius: 0.75rem;
}

.accordion-button {
    background-color: var(--background-light);
    color: var(--text-primary);
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: var(--background-dark);
    font-weight: 600;
}

.accordion-body {
    background-color: var(--background-dark);
}

.accordion-item {
    border-color: var(--border-color);
}

/* ================== Afiliados ================== */
.how-it-works-step {
    text-align: center;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background-color: var(--background-light);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

/* ================== Blog ================== */
.blog-header {
    padding: 10rem 0 5rem 0;
    text-align: center;
}

.filter-buttons .btn {
    margin: 0.25rem;
}

.blog-grid {
    padding: 5rem 0;
}

.blog-card {
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 170, 255, 0.15);
}

.blog-card-img {
    height: 200px;
    object-fit: cover;
}

.blog-card .card-body {
    display: flex;
    flex-direction: column;
}

.blog-card .category-badge {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
}

.blog-card .card-title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.blog-card .card-title a:hover {
    color: var(--primary-color);
}

.blog-card .card-text {
    color: var(--text-secondary);
    flex-grow: 1;
}

.blog-card .read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

/* ================== Footer ================== */
.footer {
    background-color: var(--background-light);
    border-top: 1px solid var(--border-color);
}

    .footer h5 {
        color: var(--text-primary);
        font-weight: 600;
    }

    .footer a {
        color: var(--text-secondary);
        text-decoration: none;
        transition: color 0.2s ease;
    }

        .footer a:hover {
            color: var(--primary-color);
        }

    .footer .social-icon {
        /* Estilos para íconos de redes sociales */
        margin-left: 15px;
        font-weight: bold;
    }

/* ================== Modal Styles ================== */
.modal-content {
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.modal-body .form-control {
    background-color: var(--background-dark);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

    .modal-body .form-control::placeholder {
        color: var(--text-secondary);
    }

    .modal-body .form-control:focus {
        background-color: var(--background-dark);
        border-color: var(--primary-color);
        box-shadow: 0 0 0 0.25rem rgba(0, 170, 255, 0.25);
        color: var(--text-primary);
    }


/* ================== Swiper 3D Carousel ================== */
.testimonial-carousel-container {
    padding: 2rem 0;
}

.swiper {
    width: 100%;
    padding-top: 50px;
    padding-bottom: 50px;
}

.swiper-slide {
    background-position: center;
    background-size: cover;
    width: 350px; /* Ancho de cada tarjeta */
    transition: transform 0.5s ease;
}

    .swiper-slide .card {
        background-color: var(--background-light);
        border: 1px solid var(--border-color);
        border-radius: 15px;
        color: var(--text-secondary);
        min-height: 350px; /* Altura mínima para consistencia */
    }

/* Estilos para la diapositiva activa (la del centro) */
.swiper-slide-active .card {
    border-color: var(--primary-color);
    box-shadow: 0 0 30px rgba(0, 170, 255, 0.3);
}

.swiper-slide-active .blockquote-footer cite {
    color: var(--text-primary);
}

/* Estilos para los botones de navegación (flechas) */
.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-color);
}
/* ================== Course Cards ================== */
.course-card {
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%; /* Para que todas las tarjetas en una fila tengan la misma altura */
}

    .course-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 10px 30px rgba(0, 170, 255, 0.15);
    }

.course-card-img {
    height: 200px;
    object-fit: cover; /* Asegura que la imagen cubra el espacio sin deformarse */
}

.course-card .card-body {
    display: flex;
    flex-direction: column;
}

.course-card .card-title {
    color: var(--text-primary);
    font-weight: 600;
}

.course-card .card-text {
    color: var(--text-secondary);
    flex-grow: 1; /* Empuja los botones hacia abajo */
}

.course-card .btn {
    margin-top: 1rem;
}


/* ================== Pricing Section ================== */
.pricing-card {
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

    .pricing-card .card-header {
        background-color: transparent;        
        padding: 1.5rem;
    }

    .pricing-card .card-body {
        padding: 2rem;
        display: flex;
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        flex-grow: 1; /* Esto empuja el botón al fondo */
    }

.pricing-card-title {
    font-weight: 700;
}

.pricing-card ul {
    text-align: left;
    padding-left: 0;
}

    .pricing-card ul li {
        display: flex;
        align-items: center;
        margin-bottom: 1rem;
    }

    .pricing-card ul svg {
        width: 16px;
        height: 16px;
        margin-right: 0.5rem;
        fill: currentColor;
    }

.pricing-card .btn {
    margin-top: auto; /* Empuja el botón al fondo */
}

/* Estilos para la tarjeta recomendada */
.pricing-card.recommended {
    border-width: 2px;
    border-color: var(--primary-color);
    transform: scale(1.03); /* La hace resaltar */
    position: relative;
}

.pricing-card .recommended-header {
    position: relative;
}

.pricing-card .badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1rem;
}


/* ================== Hero Section Dividida ================== */
.hero-tutor-split {
    padding: 8rem 0 3rem 0;
    overflow: hidden;
}

    .hero-tutor-split .hero-title .highlight {
        color: var(--primary-color);
    }

.hero-image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    border-radius: 1.5rem;
    max-width: 90%;
    z-index: 5;
    /* Efecto de resplandor sutil que respeta la forma de la imagen */
    filter: drop-shadow(0 0 35px rgba(0, 170, 255, 0.3));
}
/* ================== CORRECCIÓN DE SCROLL HORIZONTAL ================== */

/* Para el cuerpo principal de la página. 
   Esto previene que cualquier elemento desborde el viewport. */
body {
    overflow-x: hidden;
}

/* Para las secciones específicas que contienen las animaciones.
   Esto asegura que las animaciones de entrada no creen desbordamiento. */
.section-feature, .hero-section, .hero-tutor-split, .hero-alumnos, .hero-afiliados, .hero-profesor {
    overflow-x: hidden;
}