@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* Fuente Cross Boxed */
@font-face {
    font-family: 'Cross Boxed';
    src: url('/Graykids-Academy/src/assets/fonts/Cross Boxed.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}
@import url('https://cdn.boxicons.com/3.0.3/fonts/basic/boxicons.min.css');
/* ========================================
   📑 ÍNDICE DE CONTENIDOS
   ========================================
   
   1. 🎨 VARIABLES GLOBALES
   2. 📱 HEADER - Navegación Principal
   3. 🔘 BOTONES - Estilos Reutilizables
   4. 🦸 HERO - Sección Principal
   5. ⭐ CURSO DESTACADO
   6. 📚 CURSOS - Grid de Cursos
   7. 💎 MEMBRESÍA - Graykids Plus
   8. 💬 TESTIMONIOS
   9. 📢 CTA - Call To Action
   10. 👤 FUNDADOR - Sobre Clareny
   11. ❓ FAQ - Preguntas Frecuentes
   12. 🔽 FOOTER - Pie de Página
   13. 📱 RESPONSIVE - Media Queries
   14. 📦 PÁGINA LIBRERÍAS
   15. 📧 PÁGINA CONTACTO
   16. 📖 PÁGINA CURSOS
   17. 💬 PÁGINA DISCORD
   18. 💎 PÁGINA GRAYKIDS PLUS
   19. 💳 PÁGINA CHECKOUT
   20. 📝 FORMULARIO DE USUARIO
   21. 🎁 BENEFICIOS
   22. ✅ PÁGINA CONFIRMACIÓN
   23. 🔐 PÁGINA LOGIN
   24. 🎓 PÁGINA CAMPUS
   25. 📺 PÁGINA COURSE PLAYER
   26. ✨ ANIMACIONES Y EFECTOS
   
   ======================================== */

/* ========================================
   🎨 VARIABLES GLOBALES
   ======================================== */
:root {
    --primary-color: #39F3D4;
    --secondary-color: #7694FF;
    --accent-color: #8AB1FF;
    --dark-bg: #0a0a0a;
    --dark-secondary: #121325;
    --dark-tertiary: #1f223a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    --gradient-primary: linear-gradient(120deg, #39F3D4 0%, #7694FF 100%);
    --gradient-secondary: linear-gradient(120deg, #39F3D4 0%, #58E4F5 40%, #7694FF 100%);
    --gradient-accent: linear-gradient(120deg, #39F3D4 0%, #53D7F0 35%, #5B82FF 100%);
    --shadow: 0 14px 48px rgba(118, 148, 255, 0.22);
    --shadow-large: 0 24px 70px rgba(118, 148, 255, 0.28);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --primary-glow: 57, 243, 212;
    --accent-glow: 118, 148, 255;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-width: 320px;
}

body.no-scroll {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   📱 HEADER - Navegación Principal
   ======================================== */
.header {
    position: fixed; 
    display: flex;
    align-items: center;
    justify-content: space-around;           /* Fija el header en la parte superior de la ventana */
    top: 0;                        /* Coloca el header pegado arriba */
    left: 0;                       /* Extiende el header desde el borde izquierdo */
    right: 0;                      /* Extiende el header hasta el borde derecho */
    background: none;              /* Sin color de fondo (transparente) */
    z-index: 1000;                 /* Asegura que el header esté por encima de otros elementos */
    padding: 10px 10px;                    /* Elimina el espacio interno del header */
    overflow: visible;
    gap: 20px;
                 /* Permite que los elementos "salgan" del header si es necesario */
    -webkit-transform: translateZ(0); /* Hack para mejorar el rendimiento gráfico en Safari/Chrome */
    transform: translateZ(0);          /* Lo mismo que arriba, pero para navegadores modernos */
    pointer-events: none;          /* El header no intercepta eventos de mouse (clics, etc.) */
}

.header__container,
.header__toggle {
    pointer-events: auto;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-around;
    width: 100%;
    max-width: 20000px;
    margin: 0px 22px;
    padding: 10px 0px;
    padding-inline: 0px;
    gap: clamp(rem, 3vw, 3.0rem);
}

.header__logo {
    display: flex;
    align-items:center;
    justify-content: center;
    align-self: flex-end;
    /* El gap define el espacio (en este caso 0px) entre los elementos hijos del contenedor flex */
    gap: 0px;
    padding: 0px 0px;
    text-decoration: none;
    transition: var(--transition);
}

.header__logo a {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.header__logo-img {
    width: 52px;
    height: 52px;
    display: block;
    filter: drop-shadow(0 6px 16px rgba(118, 148, 255, 0.28));
    margin-left: 0;
}

.header__logo:hover {
    transform: scale(1.05);
}


.header__logo-text {
    font-size: 1.05rem;
    font-weight: 700;
    font-family: 'Poppins', 'Montserrat', sans-serif;
    color: #eef1ff;
    white-space: nowrap;
    letter-spacing: 0.16em;
    margin: 0;
    padding: 0;
    text-transform: uppercase;
    text-decoration: none;
}

.header__menu {
    display: flex;
    align-items: center;
    gap: clamp(1.5rem, 2.4vw, 3rem);
    margin-left: auto;
}


.header__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    min-width: 44px;
    min-height: 44px;
    margin-left: auto;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    background: rgba(10, 10, 16, 0.45);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
    position: relative;
    z-index: 10000;
}

.header__toggle:hover {
    transform: translateY(-1px);
    background: rgba(10, 10, 16, 0.65);
    border-color: rgba(255, 255, 255, 0.24);
}

.header__toggle-icon {
    width: 24px;
    height: 24px;
    color: rgba(238, 241, 255, 0.92);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

/* Icono de menú hamburguesa - visible por defecto */
.header__toggle-icon--menu {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%);
    z-index: 1;
    display: block;
}

/* Icono de cerrar (X) - oculto por defecto */
.header__toggle-icon--close {
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: block;
    color: rgba(255, 255, 255, 1);
}

/* Ocultar botón de cerrar en escritorio */
.header__menu-close {
    display: none;
}

/* Cuando el menú está abierto: ocultar hamburguesa */
.header__toggle--open .header__toggle-icon--menu {
    opacity: 0 !important;
    visibility: hidden !important;
    display: none !important;
}

/* Cuando el menú está abierto: mostrar X */
.header__toggle--open .header__toggle-icon--close {
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    transform: translate(-50%, -50%) !important;
    color: rgba(255, 255, 255, 1) !important;
}

.header__overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 9998;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.5s cubic-bezier(0.4, 0, 0.2, 1), backdrop-filter 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.header__overlay:not([hidden]) {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    animation: fadeInOverlay 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeInOverlay {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.header__overlay[hidden] {
    display: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.header__nav {
    display: flex; /* hace que los elementos hijos se alineen en fila */
    align-items: flex-start; /* centra verticalmente los items del nav */
    justify-content:space-between;
    margin: 0px 70px;
    
}
.header__auth {
    margin-right: 0px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(0.5rem, 1vw, 1.0rem);
    
    margin-bottom: 0px;
}

.header__user {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 1.8vw, 1.5rem);
}

.header__user .btn {
    margin: 0;
}

.header__link {
    position: relative;
    color: rgba(233, 236, 255, 0.78);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.80rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 9px 12px;
    transition: color 0.25s ease, text-shadow 0.35s ease;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-height: 44px;
}

.header__link::before {
    content: '';
    position: absolute;
    inset: 45% auto auto 0;
    width: 100%;
    height: 140%;
    background: radial-gradient(120% 140% at 50% 0%, rgba(57, 243, 212, 0.18), rgba(57, 243, 212, 0));
    opacity: 0;
    transform: translateY(40%) scale(0.9);
    transition: opacity 0.4s ease, transform 0.45s ease;
    pointer-events: none;
}

.header__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1.5px;
    background: var(--gradient-primary);
    transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.header__link:hover,
.header__link:focus-visible {
    color: var(--text-primary);
    text-shadow: 0 0 14px rgba(57, 243, 212, 0.3);
}

.header__link-label {
    position: relative;
    z-index: 1;
    letter-spacing: inherit;
}

.header__link-icon,
.header__link-trail {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 0.85rem;
    color: rgba(57, 243, 212, 0.58);
    text-shadow: 0 0 6px rgba(57, 243, 212, 0.2);
    transition: transform 0.35s ease, color 0.35s ease, opacity 0.35s ease;
    pointer-events: none;
}

.header__link-trail {
    margin-left: auto;
    font-size: 0.68rem;
    letter-spacing: 0.28em;
    opacity: 0.75;
}

.header__link:hover .header__link-icon,
.header__link:focus-visible .header__link-icon {
    transform: translateX(4px) scale(1.08);
    color: rgba(57, 243, 212, 0.92);
}

.header__link:hover .header__link-trail,
.header__link:focus-visible .header__link-trail {
    transform: translateX(2px);
    opacity: 1;
    color: rgba(255, 255, 255, 0.92);
}

.header__link:hover::before,
.header__link:focus-visible::before {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.header__link:hover::after,
.header__link:focus-visible::after {
    width: 100%;
}

.header__link.header__link--active {
    color: var(--text-primary);
    text-shadow: 0 0 14px rgba(57, 243, 212, 0.3);
}

.header__link.header__link--active::before {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.header__link.header__link--active::after {
    width: 100%;
}

.header__link.header__link--active .header__link-icon {
    transform: translateX(4px) scale(1.08);
    color: rgba(57, 243, 212, 0.92);
}

.header__link.header__link--active .header__link-trail {
    transform: translateX(2px);
    opacity: 1;
    color: rgba(255, 255, 255, 0.92);
}


/* ========================================
   🔘 BOTONES - Estilos Reutilizables
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 26px;
    margin: 0;
    border: 1px solid transparent;
    border-radius: 14px;
    background-color: #3ad19f;
    color: var(--dark-bg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    line-height: 1;
    min-height: 44px;
    letter-spacing: 0.04em;
    text-align: center;
    transition: var(--transition);
    transition: transform 0.2s cubic-bezier(0.45,0.05,0.55,0.95), box-shadow 0.2s cubic-bezier(0.45,0.05,0.55,0.95);
    cursor: pointer;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--dark-bg);
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(57, 243, 212, 0.3);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(57, 243, 212, 0.4);
}

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

.btn--secondary:hover {
    background: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.btn--outline {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: transparent;
    color: var(--text-primary);
    border-color: rgba(200, 214, 182, 0.3);
}

.btn--outline:hover {
    background: rgba(200, 200, 200, 0.1);
    border-color: rgba(200, 200, 200, 0.5);
}

/* ========================================
   🦸 HERO - Sección Principal
   ======================================== */
.hero {
    margin-top: 0px;
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(57, 243, 212, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}

.hero__container {
    position: relative;
    z-index: 1;
}

.hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    color: #ffffff;
}

.hero__content {
    max-width: 800px;
}

.hero__intro {
    font-size: 1.2rem;
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero__subtitle {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   ⭐ CURSO DESTACADO - Curso Principal
   ======================================== */
.featured-course {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.featured-course__header {
    text-align: center;
    margin-bottom: 60px;
}

.featured-course__badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-secondary);
    color: var(--text-primary);
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.featured-course__title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.featured-course__status {
    font-size: 1.3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.featured-course__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.featured-course__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.featured-course__course-title {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.featured-course__course-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.featured-course__text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.featured-course__signature {
    font-size: 1.1rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    font-weight: 500;
}

.featured-course__image {
    position: relative;
}

.featured-course__placeholder {
    background: var(--gradient-accent);
    border-radius: 20px;
    padding: 80px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-large);
}

.featured-course__icon {
    font-size: 8rem;
}

/* ========================================
   📚 CURSOS - Grid de Cursos
   ======================================== */
.courses {
    padding: 80px 0;
    background: var(--dark-bg);
}

.courses__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
}

.courses__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.course-card {
    background: var(--dark-secondary);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
    border-color: rgba(57, 243, 212, 0.4);
}

.course-card__image {
    height: 200px;
    overflow: hidden;
}

.course-card__placeholder {
    background: var(--gradient-secondary);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-card__icon {
    font-size: 5rem;
}

.course-card__content {
    padding: 30px;
}

.course-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.course-card__description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.courses__view-all {
    text-align: center;
}

/* ========================================
   💎 MEMBRESÍA - Graykids Plus
   ======================================== */
.membership {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-bg) 100%);
}

.membership__container {
    max-width: 800px;
    text-align: center;
}

.membership__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.membership__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* ========================================
   💬 TESTIMONIOS - Reseñas de Usuarios
   ======================================== */
.testimonials {
    padding: 80px 0;
    background: var(--dark-bg);
}

.testimonials__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial {
    background: var(--dark-secondary);
    padding: 40px;
    border-radius: 20px;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.testimonial:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow);
}

.testimonial__author {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.testimonial__text {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   📢 CTA - Call To Action
   ======================================== */
.cta {
    padding: 80px 0;
    background: var(--gradient-primary);
    text-align: center;
}

.cta__title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* ========================================
   👤 FUNDADOR - Sobre Clareny
   ======================================== */
.founder {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.founder__container {
    max-width: 800px;
    text-align: center;
}

.founder__name {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.founder__role {
    font-size: 1.3rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    font-weight: 600;
}

.founder__bio {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

/* ========================================
   ❓ FAQ - Preguntas Frecuentes
   ======================================== */
.faq {
    padding: 80px 0;
    background: var(--dark-bg);
}

.faq__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
}

.faq__list {
    max-width: 900px;
    margin: 0 auto;
}

.faq__item {
    background: var(--dark-secondary);
    border-radius: 15px;
    margin-bottom: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.faq__question {
    padding: 25px 30px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    list-style: none;
    position: relative;
    transition: var(--transition);
}

.faq__question::-webkit-details-marker {
    display: none;
}

.faq__question::after {
    content: '+';
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2rem;
    font-weight: 300;
    transition: var(--transition);
}

details[open] .faq__question::after {
    transform: translateY(-50%) rotate(45deg);
}

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

.faq__answer {
    padding: 0 30px 25px 30px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   🔽 FOOTER - Pie de Página
   ======================================== */
.footer {
    padding: 60px 0 30px;
    background: var(--dark-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__container {
    text-align: center;
}

.footer__logo-img {
    width: 50px;
    height: 50px;
    margin-bottom: 20px;
}

.footer__links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}

.footer__link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer__copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ========================================
   📱 RESPONSIVE - Media Queries General
   ======================================== */
@media (max-width: 768px) {
    .container {
        padding: 0px;

    }

    .header {
        background: rgba(10, 10, 10, 0.92);
        border-bottom: 1px solid rgba(77, 74, 74, 0.836);
        margin: 0;
        gap: 20px;
    }

    .header__container {
        padding: 0px;
        gap: 10px;
    }

    .header__logo {
        flex: 1 1 auto;
        justify-content: flex-start;
    }

    .header__toggle {
        display: inline-flex;
        z-index: 10000;
    }
    
    .header__toggle--open {
        z-index: 10001;
    }

    .header__menu {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        max-width: 100vw;
        padding: 0;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(40px) saturate(200%);
        -webkit-backdrop-filter: blur(40px) saturate(200%);
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0;
        transform: translateX(100%);
        opacity: 0;
        transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: none;
        border-left: none;
        z-index: 9999;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        will-change: transform, opacity;
        box-sizing: border-box;
    }

    .header__menu.header__menu--open {
        transform: translateX(0);
        opacity: 1;
    }

    /* Animación de cierre */
    .header__menu:not(.header__menu--open) {
        transform: translateX(100%);
        opacity: 0;
    }

    .header__menu:not(.header__menu--open) .header__link {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .header__menu:not(.header__menu--open) .header__menu-close {
        opacity: 0;
        transform: translateX(20px) scale(0.8);
        transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .header__menu:not(.header__menu--open) .header__auth {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .header__menu-close {
        position: absolute;
        top: max(20px, env(safe-area-inset-top));
        right: 20px;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        display: flex !important;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.29);
        border-radius: 12px;
        cursor: pointer;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 10001;
        color: rgba(255, 255, 255, 0.9);
        padding: 0;
        margin: 0;
        -webkit-tap-highlight-color: transparent;
        opacity: 0;
        transform: translateX(20px) scale(0.8);
    }

    .header__menu.header__menu--open .header__menu-close {
        opacity: 1;
        transform: translateX(0) scale(1);
        animation: fadeInClose 0.4s cubic-bezier(0.4, 0, 0.2, 1) 0.3s forwards;
    }

    @keyframes fadeInClose {
        from {
            opacity: 0;
            transform: translateX(20px) scale(0.8);
        }
        to {
            opacity: 1;
            transform: translateX(0) scale(1);
        }
    }

    .header__menu-close:hover,
    .header__menu-close:active {
        background: rgba(255, 255, 255, 0.2);
        border-color: rgba(255, 255, 255, 0.3);
        transform: scale(1.1) rotate(90deg);
        color: rgba(255, 255, 255, 1);
    }

    .header__menu-close svg {
        width: 24px;
        height: 24px;
        fill: currentColor;
    }

    .header__nav {
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin: 0;
        padding: max(100px, env(safe-area-inset-top)) 0 0 0;
        order: 1;
        flex-shrink: 0;
        box-sizing: border-box;
    }

    .header__link {
        width: 100%;
        font-size: 1.1rem;
        letter-spacing: -0.01em;
        padding: 0;
        margin: 0;
        border-radius: 0;
        background: transparent;
        border: none;
        border-bottom: 0.5px solid rgba(255, 255, 255, 0.1);
        transition: background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        display: flex;
        align-items: center;
        gap: 0;
        box-sizing: border-box;
        flex-shrink: 0;
        min-height: 48px;
        word-wrap: break-word;
        overflow-wrap: break-word;
        color: rgba(255, 255, 255, 0.9);
        font-weight: 400;
        text-transform: none;
        position: relative;
        opacity: 0;
        transform: translateX(30px);
    }

    .header__menu.header__menu--open .header__link {
        opacity: 1;
        transform: translateX(0);
        animation: slideInLink 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    }

    .header__menu.header__menu--open .header__link:nth-child(1) {
        animation-delay: 0.1s;
    }

    .header__menu.header__menu--open .header__link:nth-child(2) {
        animation-delay: 0.15s;
    }

    .header__menu.header__menu--open .header__link:nth-child(3) {
        animation-delay: 0.2s;
    }

    .header__menu.header__menu--open .header__link:nth-child(4) {
        animation-delay: 0.25s;
    }

    .header__menu.header__menu--open .header__link:nth-child(5) {
        animation-delay: 0.3s;
    }

    .header__menu.header__menu--open .header__link:nth-child(6) {
        animation-delay: 0.35s;
    }

    @keyframes slideInLink {
        from {
            opacity: 0;
            transform: translateX(30px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }
    
    .header__link::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: transparent;
        transition: background-color 0.2s ease;
    }
    
    .header__link:hover,
    .header__link:active,
    .header__link:focus {
        background: rgba(255, 255, 255, 0.05);
        border-color: rgba(255, 255, 255, 0.1);
        transform: none;
        outline: none;
        color: rgba(255, 255, 255, 1);
        box-shadow: none;
    }
    
    .header__link.header__link--active {
        background: rgba(255, 255, 255, 0.05);
        border-color: rgba(255, 255, 255, 0.1);
        color: rgba(255, 255, 255, 1);
        box-shadow: none;
    }
    
    .header__link:hover::before,
    .header__link:active::before,
    .header__link:focus::before {
        background: rgba(57, 243, 212, 0.8);
    }
    
    .header__link.header__link--active::before {
        background: rgba(57, 243, 212, 0.8);
    }

    .header__link::after {
        display: none;
    }
    
    .header__link::before {
        display: none;
    }
    
    .header__link .header__link-icon {
        display: none;
    }
    
    .header__link .header__link-label {
        flex: 1;
        min-width: 0;
        font-weight: 400;
        padding: 16px 24px;
        line-height: 1.47059;
        font-size: 1.1rem;
    }
    
    .header__link .header__link-trail {
        display: none;
    }

    .header__auth {
        width: 100%;
        margin: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px 24px max(40px, env(safe-area-inset-bottom)) 24px;
        border-top: 0.5px solid rgba(255, 255, 255, 0.1);
        order: 2;
        flex-shrink: 0;
        box-sizing: border-box;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .header__menu.header__menu--open .header__auth {
        opacity: 1;
        transform: translateY(0);
        animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.4s forwards;
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .header__auth .btn {
        width: 100%;
        justify-content: center;
        margin: 0;
        border-radius: 12px;
        background: rgba(57, 243, 212, 0.15);
        border: 1px solid rgba(57, 243, 212, 0.3);
        color: rgba(57, 243, 212, 1);
        font-weight: 500;
    }
    
    .header__auth .btn:hover {
        background: rgba(57, 243, 212, 0.25);
        border-color: rgba(57, 243, 212, 0.5);
    }

    .header__user {
        width: 100%;
        justify-content: stretch;
    }

    .header__user .btn {
        width: 100%;
    }

    .hero {
        padding: 120px 0 60px;
        text-align: center;
    }

    .hero__content {
        margin: 0 auto;
        text-align: center;
    }

    .hero__intro {
        font-size: 1rem;
        letter-spacing: 1.6px;
    }

    .hero__title {
        font-size: clamp(2.3rem, 7vw, 2.8rem);
    }

    .hero__subtitle {
        font-size: clamp(1.2rem, 5vw, 1.6rem);
    }

    .hero__description {
        font-size: 1rem;
    }

    .featured-course__title {
        font-size: clamp(1.8rem, 6vw, 2.3rem);
    }

    .featured-course__content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .courses__grid,
    .testimonials__grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .cta__title {
        font-size: 2rem;
    }

    .founder__name {
        font-size: 2rem;
    }

    .footer__links {
        flex-direction: column;
        gap: 15px;
    }
}

/* Media queries para diferentes tamaños de dispositivos móviles */
@media (max-width: 480px) {
    .container {
        padding: 0 14px;
    }

    .header__container {
        padding: 12px 16px;
        gap: 12px;
    }

    .header__menu {
        width: 100vw;
        max-width: 100vw;
        left: 0;
        right: 0;
        transform: translateX(100%);
        box-sizing: border-box;
    }
    
    .header__nav {
        padding: max(100px, env(safe-area-inset-top)) 0 0 0;
    }
    
    .header__link .header__link-label {
        padding: 16px 24px;
        font-size: 1.1rem;
    }
    
    .header__menu.header__menu--open {
        transform: translateX(0);
    }

    .header__auth {
        gap: 0;
        margin-top: auto;
    }

    .header__user {
        width: 100%;
    }

    .header__user .btn {
        width: 100%;
    }
}

/* iPhone SE y dispositivos pequeños (320px - 375px) */
@media (max-width: 375px) {
    .header__menu {
        width: 100vw;
        max-width: 100vw;
        left: 0;
        right: 0;
        transform: translateX(100%);
        box-sizing: border-box;
    }
    
    .header__nav {
        padding: max(100px, env(safe-area-inset-top)) 0 0 0;
    }
    
    .header__link .header__link-label {
        padding: 16px 24px;
        font-size: 1.1rem;
    }
    
    .header__auth {
        padding: 16px 24px max(40px, env(safe-area-inset-bottom)) 24px;
    }
    
    .header__menu.header__menu--open {
        transform: translateX(0);
    }

    .header__container {
        padding: 10px 14px;
    }

    .header__toggle {
        width: 42px;
        height: 42px;
    }

    .header__toggle-icon {
        width: 20px;
        height: 20px;
    }

    .header__link {
        font-size: 0.85rem;
        padding: 12px 14px;
        width: 100%;
        gap: 8px;
    }
    
    .header__auth {
        margin-top: 0;
        padding-top: 16px;
    }
}

/* iPhone 12/13/14 Pro Max y dispositivos grandes (428px+) */
@media (min-width: 428px) and (max-width: 768px) {
    .header {
        padding-top: env(safe-area-inset-top);
        margin: 0;
        align-items: center;
        justify-content: space-around;
        
    }
    
    .header__menu {
        width: 100vw;
        max-width: 100vw;
        right: 0;
        left: 0;
        transform: translateX(100%);
        box-sizing: border-box;
    }
    
    .header__nav {
        padding: max(100px, env(safe-area-inset-top)) 0 0 0;
    }
    
    .header__link .header__link-label {
        padding: 16px 24px;
        font-size: 1.1rem;
    }
    
    .header__auth {
        padding: 16px 24px max(40px, env(safe-area-inset-bottom)) 24px;
    }
    
    .header__menu.header__menu--open {
        transform: translateX(0);
    }
    
    .header__container {
        padding: 14px max(20px, env(safe-area-inset-left)) 14px max(20px, env(safe-area-inset-right));
        position: relative;
        z-index: 1001;
    }
    
    .header__overlay {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        z-index: 9998 !important;
        pointer-events: auto !important;
        background: rgba(0, 0, 0, 0.4) !important;
        backdrop-filter: blur(20px) !important;
        -webkit-backdrop-filter: blur(20px) !important;
    }
}

/* Soporte para notches y safe areas (iPhone X y superiores) - Solo en móviles */
@media (max-width: 768px) {
    @supports (padding: max(0px)) {
        .header__menu {
            padding-top: max(80px, env(safe-area-inset-top));
            padding-bottom: max(40px, env(safe-area-inset-bottom));
            padding-left: max(24px, env(safe-area-inset-left));
            padding-right: max(24px, env(safe-area-inset-right));
        }
    }
}

/* Orientación landscape en móviles */
@media (max-width: 768px) and (orientation: landscape) {
    .header__menu {
        width: 100vw;
        max-width: 100vw;
        left: 0;
        right: 0;
    }
    
    .header__nav {
        padding: max(80px, env(safe-area-inset-top)) 0 0 0;
    }

    .header__link .header__link-label {
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .header__auth {
        padding: 20px 24px max(30px, env(safe-area-inset-bottom)) 24px;
    }
}

/* Ajustes adicionales para móviles */
@media (max-width: 768px) {
    .hero {
        padding: 100px 0 50px;
    }

    .header__logo-img {
        width: clamp(32px, 8vw, 40px);
        height: clamp(32px, 8vw, 40px);
    }

    .header__logo-text {
        font-size: clamp(0.75rem, 3vw, 1.05rem);
    }

    .hero__intro {
        font-size: 0.95rem;
        letter-spacing: 1.2px;
    }

    .hero__title {
        font-size: 2.1rem;
    }

    .hero__subtitle {
        font-size: 1.25rem;
    }

    .hero__description {
        font-size: 0.95rem;
    }

    .featured-course__badge {
        font-size: 0.8rem;
    }

    .featured-course__content {
        gap: 24px;
    }

    .course-card__content,
    .library-card__content {
        padding: 24px;
    }

    .faq__question {
        padding: 20px;
        font-size: 1rem;
    }

    .faq__answer {
        padding: 0 20px 20px 20px;
    }

    .footer {
        padding: 50px 0 24px;
    }
}

/* ========================================
   📦 PÁGINA LIBRERÍAS - Sound Kits
   ======================================== */
.categories {
    padding: 40px 0;
    background: var(--dark-bg);
}

.categories__filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--dark-secondary);
    color: var(--text-secondary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border-color: transparent;
    transform: translateY(-2px);
}

.libraries {
    padding: 60px 0 80px;
    background: var(--dark-secondary);
}

.libraries__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.library-card {
    background: var(--dark-bg);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.library-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
    border-color: rgba(57, 243, 212, 0.4);
}

.library-card__image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.library-card__badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.library-card__placeholder {
    background: var(--gradient-secondary);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.library-card__icon {
    font-size: 5rem;
    opacity: 0.9;
}

.library-card__content {
    padding: 30px;
}

.library-card__category {
    font-size: 0.85rem;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    display: block;
}

.library-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.library-card__description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.library-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--dark-secondary);
    border-radius: 10px;
}

.library-card__count {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.library-card__price {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 700;
}

.cta__text {
    font-size: 1.2rem;
    color: rgba(10, 10, 10, 0.9);
    margin-bottom: 2rem;
}

.btn--large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .libraries__grid {
        grid-template-columns: 1fr;
    }

    .categories__filters {
        gap: 10px;
    }

    .filter-btn {
        padding: 8px 18px;
        font-size: 0.85rem;
    }
}

/* ========================================
   📧 PÁGINA CONTACTO - Formularios
   ======================================== */
.contact {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact__form-container {
    background: var(--dark-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact__form-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--dark-secondary);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(57, 243, 212, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.btn--block {
    width: 100%;
}

.contact__info-container {
    position: sticky;
    top: 100px;
}

.contact__info {
    background: var(--dark-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact__info-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.contact__info-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 35px;
}

.contact__method {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact__method:last-child {
    border-bottom: none;
}

.contact__method-icon {
    font-size: 2rem;
    min-width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
}

.contact__method-content {
    flex: 1;
}

.contact__method-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.contact__method-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact__social {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact__social-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.contact__social-links {
    display: flex;
    gap: 15px;
}

.contact__social-link {
    padding: 10px 20px;
    background: var(--dark-secondary);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.contact__social-link:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

@media (max-width: 968px) {
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact__info-container {
        position: static;
    }
}

@media (max-width: 768px) {
    .contact__form-container,
    .contact__info {
        padding: 30px 20px;
    }

    .contact__social-links {
        flex-direction: column;
    }

    .contact__social-link {
        text-align: center;
    }
}

/* ========================================
   ✨ ANIMACIONES Y EFECTOS ESPECIALES
   ======================================== */

/* Animación de entrada para el header */
@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.header {
    animation: slideDown 0.6s ease-out;
}

/* Animación de entrada para hero */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__container {
    animation: fadeInUp 1s ease-out;
}

/* Efecto de brillo en textos */
.shine-text {
    background: linear-gradient(
        90deg,
        rgba(57, 243, 212, 0.8) 0%,
        rgba(255, 255, 255, 0.9) 50%,
        rgba(57, 243, 212, 0.8) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shine 3s linear infinite;
}

@keyframes shine {
    to {
        background-position: 200% center;
    }
}

/* Efecto de hover para cards con glow */
.course-card:hover,
.library-card:hover,
.testimonial:hover {
    animation: cardGlow 2s ease-in-out infinite;
}

@keyframes cardGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(57, 243, 212, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(57, 243, 212, 0.6);
    }
}

/* Animación de bounce para botones */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.btn:active {
    animation: bounce 0.5s;
}

/* Efecto de carga para imágenes */
/* ========================================
   ⏳ PANTALLA DE CARGA
   ======================================== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease-out;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-logo {
    display: flex;
    width: 180px;
    height: 180px;
    object-fit: contain;
    animation: logoPulse 2s ease-in-out infinite;
    margin: 0 auto 30px;
    justify-content: center;
    align-items: center;
    filter: drop-shadow(0 0 20px rgba(57, 243, 212, 0.5));
}

.loading-spinner-ring {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(57, 243, 212, 0.1);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 25px;
}

.loading-text {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 3px;
    animation: textFade 2s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.15);
        opacity: 0.9;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes textFade {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* ======================================== */

/* Efecto de carga para imágenes */
img {
    transition: opacity 0.3s ease;
}

img.loading {
    opacity: 0;
}

img.loaded {
    opacity: 1;
}

/* Animación de carga */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.loader {
    border: 3px solid rgba(57, 243, 212, 0.3);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

/* Efecto de hover en el logo */
.header__logo:hover {
    animation: logoPulse 1s ease-in-out;
}

@keyframes logoPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Animación de fade in para FAQ */
.faq__answer {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efecto de gradiente animado en el fondo */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero {
    background-size: 200% 200%;
    animation: gradientShift 10s ease infinite;
}

/* Efecto de hover en links del header */
/* Efecto de shimmer en badge */
.featured-course__badge,
.library-card__badge {
    position: relative;
    overflow: hidden;
}

.featured-course__badge::before,
.library-card__badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Efecto de partículas flotantes */
.particle {
    pointer-events: none;
    z-index: 10;
}

/* Animación de contador */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efecto de hover en iconos */
.course-card__icon,
.library-card__icon {
    transition: transform 0.3s ease;
}

.course-card:hover .course-card__icon,
.library-card:hover .library-card__icon {
    transform: scale(1.1) rotate(5deg);
}

/* Animación de entrada para el footer */
.footer {
    animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

/* Efecto de parallax suave */
@media (prefers-reduced-motion: no-preference) {
    .hero {
        will-change: transform;
    }
}

/* Optimización para rendimiento */
.course-card,
.library-card,
.testimonial,
.faq__item {
    will-change: transform;
    transform: translateZ(0);
}

/* Animación de typing cursor */
@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.typing-cursor::after {
    content: '|';
    animation: blink 1s infinite;
}

/* Efecto de hover en testimonios */
.testimonial:hover {
    transform: translateX(10px) scale(1.02);
}

/* Animación de entrada para filtros */
.filter-btn {
    animation: fadeInUp 0.5s ease-out backwards;
}

.filter-btn:nth-child(1) {
    animation-delay: 0.1s;
}

.filter-btn:nth-child(2) {
    animation-delay: 0.2s;
}

.filter-btn:nth-child(3) {
    animation-delay: 0.3s;
}

.filter-btn:nth-child(4) {
    animation-delay: 0.4s;
}

.filter-btn:nth-child(5) {
    animation-delay: 0.5s;
}

.filter-btn:nth-child(6) {
    animation-delay: 0.6s;
}

/* Efecto de onda en botones */
@keyframes wave {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.btn:focus {
    animation: wave 0.3s ease-out;
}

/* Animación de entrada para formulario */
.form-group {
    animation: fadeInUp 0.6s ease-out backwards;
}

.form-group:nth-child(1) {
    animation-delay: 0.1s;
}

.form-group:nth-child(2) {
    animation-delay: 0.2s;
}

.form-group:nth-child(3) {
    animation-delay: 0.3s;
}

.form-group:nth-child(4) {
    animation-delay: 0.4s;
}

/* Efecto de hover en métodos de contacto */
.contact__method {
    transition: all 0.3s ease;
    cursor: pointer;
}

.contact__method:hover {
    transform: translateX(10px);
    background: var(--dark-secondary);
    border-radius: 10px;
    padding: 15px;
    margin: -15px -15px 15px -15px;
}

/* Scroll bar personalizado */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Optimización de rendimiento */
* {
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Efecto de parallax para backgrounds */
.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
}

/* ============================================ */
/* EFECTOS FUTURISTAS */
/* ============================================ */

/* Pantalla Holográfica para el Header */
.header {
    background-color: transparent;
    backdrop-filter: blur(20px);
    border-bottom: 2px solid transparent;
    border-image: linear-gradient(90deg, transparent, var(--primary-color), transparent) 1;
    position: relative;
}

.header::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        var(--primary-color) 50%, 
        transparent 100%);
    box-shadow: 0 0 10px var(--primary-color),
                0 0 20px var(--primary-color);
    animation: scanline 3s linear infinite;
}

@keyframes scanline {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Efecto neón en el logo */
.header__logo-text {
    text-shadow: 
        0 0 5px rgba(42, 230, 230, 0.5),
        0 0 10px rgba(171, 49, 241, 0.3);
    animation: neonPulse 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%, 100% {
        text-shadow: 
            0 0 5px rgba(44, 224, 194, 0.514),
            0 0 10px rgba(30, 228, 228, 0.3);
    }
    50% {
        text-shadow: 
            0 0 8px rgba(211, 67, 255, 0.6),
            0 0 15px rgba(37, 247, 212, 0.4);
    }
}

/* Botones con efecto neón */
.btn--primary {
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 0 10px var(--primary-color),
        0 0 20px rgba(57, 243, 212, 0.5),
        inset 0 0 20px rgba(57, 243, 212, 0.3);
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -50%;
    }
    100% {
        left: 150%;
    }
}

.btn--primary:hover {
    box-shadow: 
        0 0 20px var(--primary-color),
        0 0 40px var(--primary-color),
        0 0 60px var(--primary-color),
        inset 0 0 30px rgba(57, 243, 212, 0.5);
    transform: translateY(-2px) scale(1.02);
}

/* Cards con borde holográfico */
.course-card,
.library-card,
.testimonial,
.course-item {
    position: relative;
    background: var(--dark-secondary);
    border: 1px solid transparent;
}

.course-card::before,
.library-card::before,
.testimonial::before,
.course-item::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(45deg, var(--primary-color), transparent, var(--primary-color));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    opacity: 0;
    transition: opacity 0.3s;
}

.course-card:hover::before,
.library-card:hover::before,
.testimonial:hover::before,
.course-item:hover::before {
    opacity: 1;
    animation: rotate 3s linear infinite;
}

/* Efecto de grid futurista en background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: 
        linear-gradient(rgba(57, 243, 212, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(57, 243, 212, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.3;
}

/* Hero con efecto de holograma */
.hero {
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(57, 243, 212, 0.1), 
        transparent);
    animation: hologram 4s linear infinite;
}

@keyframes hologram {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Efecto de partículas flotantes futuristas */
.featured-course,
.courses-hero {
    position: relative;
}

.featured-course::before,
.courses-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(57, 243, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(57, 243, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(57, 243, 212, 0.05) 0%, transparent 50%);
    pointer-events: none;
    animation: pulse 4s ease-in-out infinite;
}

/* Featured course con efecto de pantalla */
.featured-course__placeholder,
.course-item__placeholder {
    position: relative;
    overflow: hidden;
}

.featured-course__placeholder::after,
.course-item__placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(57, 243, 212, 0.03) 0px,
        transparent 1px,
        transparent 2px,
        rgba(57, 243, 212, 0.03) 3px
    );
    pointer-events: none;
    animation: scanlines 8s linear infinite;
}

@keyframes scanlines {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(10px);
    }
}

/* Badges futuristas */
.featured-course__badge,
.library-card__badge,
.course-item__badge,
.pack-special__badge {
    position: relative;
    overflow: hidden;
    text-shadow: 0 0 10px currentColor;
    box-shadow: 
        0 0 10px currentColor,
        inset 0 0 10px rgba(255, 255, 255, 0.1);
}

/* Efecto de glitch en los títulos */
.hero__title,
.courses-hero__title,
.course-item__title {
    position: relative;
}

.hero__title::before,
.courses-hero__title::before,
.course-item__title::before {
    content: attr(data-text);
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0;
    animation: glitch 3s infinite;
}

@keyframes glitch {
    0%, 90%, 100% {
        opacity: 0;
    }
    92%, 95% {
        opacity: 0.8;
        transform: translateX(2px);
    }
    93%, 96% {
        opacity: 0.8;
        transform: translateX(-2px);
    }
}

/* Footer con efecto de energía */
.footer {
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--primary-color) 50%, 
        transparent);
    box-shadow: 0 0 10px var(--primary-color);
}

/* Imagen del fundador con borde futurista */
.founder__image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    margin: 20px auto;
    display: block;
    position: relative;
    border: 3px solid var(--primary-color);
    box-shadow: 
        0 0 20px var(--primary-color),
        inset 0 0 20px rgba(57, 243, 212, 0.3);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.founder__image::before {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    padding: 5px;
    background: linear-gradient(45deg, var(--primary-color), transparent, var(--primary-color));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    animation: rotateReverse 10s linear infinite;
}

@keyframes rotateReverse {
    from {
        transform: rotate(360deg);
    }
    to {
        transform: rotate(0deg);
    }
}

/* Efecto de typing en el texto */
.hero__description,
.course-item__description {
    position: relative;
}

.hero__description::after,
.course-item__description::after {
    content: '▋';
    color: var(--primary-color);
    animation: blink 1s infinite;
    margin-left: 4px;
}

/* Efectos en hover de links */
.header__link::after {
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    box-shadow: 0 0 10px var(--primary-color);
}

/* Scroll bar futurista */
::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    box-shadow: 
        0 0 10px var(--primary-color),
        inset 0 0 10px rgba(255, 255, 255, 0.2);
}

/* Efecto de partículas animadas */
@keyframes float {
    0%, 100% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 0.3;
    }
    33% {
        transform: translateY(-30px) translateX(20px) rotate(120deg);
        opacity: 0.6;
    }
    66% {
        transform: translateY(30px) translateX(-20px) rotate(240deg);
        opacity: 0.3;
    }
}

/* Pack especial con efecto de energía */
.pack-special__content {
    position: relative;
    overflow: hidden;
}

.pack-special__content::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 30px;
    padding: 2px;
    background: linear-gradient(45deg, 
        var(--primary-color), 
        transparent, 
        var(--primary-color), 
        transparent, 
        var(--primary-color));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    animation: borderGlow 3s linear infinite;
}

@keyframes borderGlow {
    0%, 100% {
        opacity: 0.5;
        filter: hue-rotate(0deg);
    }
    50% {
        opacity: 1;
        filter: hue-rotate(90deg);
    }
}

/* Efecto de terminal en los badges */
.course-item__badge,
.library-card__badge {
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* Animación de datos en el footer */
.footer__copyright {
    position: relative;
}

.footer__copyright::before,
.footer__copyright::after {
    content: '<>';
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
    margin: 0 5px;
}

/* ========================================
   📖 PÁGINA CURSOS - Catálogo Completo
   ======================================== */

.courses-hero {
    margin-top: 80px;
    padding: 100px 0 80px;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-secondary) 100%);
    text-align: center;
}

.courses-hero__title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.courses-hero__subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
}

.courses-list {
    padding: 80px 0;
    background: var(--dark-bg);
}

.courses-list__container {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.course-item {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    background: var(--dark-secondary);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.course-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-large);
    border-color: rgba(57, 243, 212, 0.4);
}

.course-item__image {
    position: relative;
    height: 100%;
    overflow: hidden;
}

.course-item__placeholder {
    background: var(--gradient-secondary);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-item__icon {
    font-size: 5rem;
}

.course-item__badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-item__badge.new {
    background: linear-gradient(135deg, #FF6B6B 0%, #EE5A24 100%);
}

.course-item__badge.popular {
    background: linear-gradient(135deg, #FFD93D 0%, #FF9F43 100%);
}

.course-item__content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.course-item__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.course-item__description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 25px;
    font-size: 1rem;
}

.course-item__info {
    display: flex;
    gap: 30px;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.course-item__stat {
    display: flex;
    align-items: center;
    gap: 8px;
}

.course-item__stat-icon {
    font-size: 1.2rem;
}

.course-item__stat-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.course-item__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.course-item__price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.pack-special {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--dark-secondary) 0%, var(--dark-bg) 100%);
}

.pack-special__content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    background: var(--dark-secondary);
    padding: 60px 40px;
    border-radius: 30px;
    border: 2px solid rgba(57, 243, 212, 0.3);
}

.pack-special__badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.pack-special__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.pack-special__description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.pack-special__benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 40px;
    text-align: left;
}

.pack-benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
}

.pack-benefit__icon {
    width: 30px;
    height: 30px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.pack-special__pricing {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.pack-special__old-price {
    font-size: 1.5rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.pack-special__new-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
}

.pack-special__discount {
    padding: 6px 15px;
    background: linear-gradient(135deg, #FF6B6B 0%, #EE5A24 100%);
    color: var(--text-primary);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 700;
}

/* Responsive para cursos */
@media (max-width: 968px) {
    .course-item {
        grid-template-columns: 1fr;
    }

    .course-item__image {
        height: 250px;
    }

    .course-item__content {
        padding: 30px;
    }

    .pack-special__benefits {
        grid-template-columns: 1fr;
    }

    .pack-special__pricing {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 768px) {
    .courses-hero__title {
        font-size: 2.5rem;
    }

    .course-item__title {
        font-size: 1.5rem;
    }

    .course-item__info {
        flex-wrap: wrap;
        gap: 15px;
    }

    .course-item__footer {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }

    .pack-special__content {
        padding: 40px 20px;
    }

    .pack-special__title {
        font-size: 2rem;
    }
}

/* ========================================
   💬 PÁGINA DISCORD - Comunidad
   ======================================== */
.discord-info {
    padding: 80px 0;
}

.discord-info__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.discord-info__header {
    text-align: center;
    margin-bottom: 60px;
}

.discord-info__badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.discord-info__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.discord-info__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.discord-info__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.discord-feature {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 35px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    text-align: center;
}

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

.discord-feature__icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.discord-feature__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.discord-feature__description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* DISCORD CHANNELS */
.discord-channels {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.discord-channels__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.discord-channels__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.discord-channels__subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

.channels__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.channel-card {
    background: var(--dark-bg);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.channel-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 5px 20px rgba(57, 243, 212, 0.2);
}

.channel-card__header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.channel-card__icon {
    font-size: 1.8rem;
}

.channel-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary-color);
}

.channel-card__description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* CTA SECTION ENHANCED */
.cta__subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin: 20px 0 40px;
}

.cta__actions {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* Responsive para Discord */
@media (max-width: 768px) {
    .discord-info__title {
        font-size: 2rem;
    }

    .discord-info__grid {
        grid-template-columns: 1fr;
    }

    .discord-channels__title {
        font-size: 2rem;
    }

    .channels__grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   💎 PÁGINA GRAYKIDS PLUS - Membresía Premium
   ======================================== */
.membership-plans {
    padding: 80px 0;
}

.membership-plans__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.membership-plans__header {
    text-align: center;
    margin-bottom: 60px;
}

.membership-plans__badge {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.membership-plans__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.membership-plans__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.plans__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    margin-top: 50px;
}

.plan-card {
    background: var(--dark-secondary);
    border-radius: 25px;
    padding: 40px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    position: relative;
}

.plan-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-large);
}

.plan-card--featured {
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow);
    transform: scale(1.05);
}

.plan-card__badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #FF6B6B 0%, #EE5A24 100%);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    color: white;
}

.plan-card__header {
    text-align: center;
    margin-bottom: 35px;
}

.plan-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.plan-card__price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 5px;
}

.plan-card__currency {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.plan-card__amount {
    font-size: 4rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.plan-card__period {
    font-size: 1.2rem;
    color: var(--text-secondary);
    align-self: flex-end;
    margin-bottom: 8px;
}

.plan-card__savings {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    margin-top: 10px;
}

.plan-card__features {
    list-style: none;
    margin-bottom: 35px;
}

.plan-card__feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.plan-card__check {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.plan-card__feature--highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.plan-card .btn {
    width: 100%;
}

/* CONTENT CATEGORIES */
.membership-content {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.membership-content__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.membership-content__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.membership-content__subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 60px;
}

.content-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.content-category {
    background: var(--dark-bg);
    border-radius: 20px;
    padding: 35px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.content-category__icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.content-category__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.content-category__description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* MEMBERSHIP BENEFITS */
.membership-benefits {
    padding: 80px 0;
}

.membership-benefits__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.membership-benefits__title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
}

.benefit-item {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.benefit-item__icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.benefit-item__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.benefit-item__description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Responsive para Graykids Plus */
@media (max-width: 768px) {
    .membership-plans__title,
    .membership-content__title,
    .membership-benefits__title {
        font-size: 2rem;
    }

    .plans__grid {
        grid-template-columns: 1fr;
    }

    .plan-card--featured {
        transform: scale(1);
    }

    .plan-card__amount {
        font-size: 3rem;
    }

    .content-categories,
    .benefits__grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   💳 PÁGINA CHECKOUT - Proceso de Pago
   ======================================== */
.checkout {
    padding: 120px 0 80px;
}

.checkout__container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}

.checkout__header {
    text-align: center;
    margin-bottom: 50px;
}

.checkout__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.checkout__subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

.checkout__grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.checkout__plan {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    height: fit-content;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.checkout__plan-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--text-primary);
}

.checkout__plan-details {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkout__plan-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.checkout__plan-item span {
    color: var(--text-secondary);
    font-weight: 600;
}

.checkout__plan-item strong {
    color: var(--text-primary);
    font-weight: 700;
}

.checkout__plan-item--total {
    background: rgba(116, 85, 255, 0.12);
    border-color: rgba(116, 85, 255, 0.35);
}

.checkout__plan-item--total strong {
    font-size: 1.4rem;
    color: var(--primary-color);
}

.checkout__methods {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.checkout__methods-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.payment-method {
    margin-bottom: 25px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
}

.payment-method__radio {
    display: none;
}

.payment-method__radio:checked + .payment-method__label {
    background: var(--dark-bg);
    border-color: var(--primary-color);
}

.payment-method__radio:checked ~ .payment-method__content {
    display: block;
}

.payment-method__label {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.payment-method__label:hover {
    background: var(--dark-bg);
}

.payment-method__icon {
    font-size: 2.5rem;
}

.payment-method__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.payment-method__description {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.payment-method__content {
    display: none;
    padding: 20px;
    background: var(--dark-bg);
}

.payment-method__content--active {
    display: block;
}

.payment-method__instructions {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.card-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-form label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
}

.card-form input {
    background: var(--dark-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 12px 15px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.card-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}



.bank-info,
.mobile-payment {
    padding: 20px;
}

.bank-info__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.bank-info__item,
.mobile-payment__item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.bank-info__label {
    color: var(--text-secondary);
}

.bank-info__value {
    font-weight: 600;
    color: var(--text-primary);
}

.bank-info__note,
.mobile-payment__note {
    background: rgba(57, 243, 212, 0.1);
    border-left: 3px solid var(--primary-color);
    padding: 15px;
    margin-top: 20px;
    border-radius: 10px;
    color: var(--text-secondary);
}

.mobile-payment__item {
    display: block;
    margin-bottom: 20px;
}

.mobile-payment__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.mobile-payment__number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.mobile-payment__name {
    color: var(--text-secondary);
}

.checkout__security {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin: 10px 0 0;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--dark-secondary);
    padding: 15px 25px;
    border-radius: 30px;
}

.security-badge__icon {
    font-size: 1.5rem;
}

.security-badge__text {
    color: var(--text-secondary);
    font-weight: 600;
}

/* ========================================
   📝 FORMULARIO DE USUARIO - Datos Personales
   ======================================== */
.checkout__user-form {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 40px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.checkout__user-form-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.checkout__user-form-subtitle {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.user-info-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.user-info-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.user-info-form .form-group--inline {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.user-info-form label {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
}

.user-info-form input,
.user-info-form select {
    background: var(--dark-bg);
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 16px 20px;
    color: var(--text-primary);
    font-size: 1.1rem;
    transition: var(--transition);
    min-height: 52px;
}

.user-info-form input:focus,
.user-info-form select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.user-info-form input::placeholder {
    color: var(--text-muted);
}

.user-info-form select {
    cursor: pointer;
}

.user-info-form select option {
    background: var(--dark-bg);
    color: var(--text-primary);
}

/* ========================================
   🎁 BENEFICIOS - Lista del Curso
   ======================================== */
.checkout__benefits {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.checkout__benefits-card {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 26px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.checkout__benefits-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 18px;
    color: var(--text-primary);
}

.checkout__benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkout__benefits-list li {
    position: relative;
    padding-left: 28px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.checkout__benefits-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--primary-color);
    font-weight: 700;
}

/* Responsive para Checkout */
@media (max-width: 968px) {
    .checkout__grid {
        grid-template-columns: 1fr;
    }

    .form-group--inline {
        grid-template-columns: 1fr;
    }

    .checkout__user-form {
        padding: 30px 20px;
    }

    .user-info-form .form-group--inline {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

/* ========================================
   ✅ PÁGINA CONFIRMACIÓN - Pago Exitoso
   ======================================== */
.confirmation {
    padding: 120px 0 80px;
}

.confirmation__container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.confirmation__content {
    background: var(--dark-secondary);
    border-radius: 30px;
    padding: 60px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.confirmation__icon {
    font-size: 5rem;
    margin-bottom: 20px;
}

.confirmation__title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.confirmation__subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.confirmation__details {
    background: var(--dark-bg);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 40px;
}

.confirmation__item {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.confirmation__item:last-child {
    border-bottom: none;
}

.confirmation__label {
    color: var(--text-secondary);
    font-weight: 600;
}

.confirmation__value {
    color: var(--primary-color);
    font-weight: 700;
}

.confirmation__next-steps {
    text-align: left;
    margin-bottom: 40px;
}

.confirmation__next-steps-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.step-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.step-item__number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-item__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.step-item__description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.confirmation__actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.confirmation__help {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.confirmation__help-text {
    color: var(--text-secondary);
}

.confirmation__help-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.confirmation__help-link:hover {
    text-decoration: underline;
}

/* Responsive para Confirmación */
@media (max-width: 768px) {
    .confirmation__content {
        padding: 40px 25px;
    }

    .confirmation__title {
        font-size: 2rem;
    }

    .confirmation__actions {
        flex-direction: column;
    }

    .confirmation__actions .btn {
        width: 100%;
    }
}

/* ========================================
   🔐 PÁGINA LOGIN - Iniciar Sesión
   ======================================== */
.login-page {
    background: var(--dark-bg);
    min-height: 100vh;
}

.login-page .header {
    background: rgba(10, 10, 10, 0.95);
}

.login-hero {
    position: relative;
    margin-top: -50px;
    padding: clamp(80px, 12vw, 140px) 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(var(--primary-glow), 0.12), transparent 45%),
        radial-gradient(circle at 85% 30%, rgba(var(--accent-glow), 0.15), transparent 55%),
        var(--dark-bg);
    overflow: hidden;
    isolation: isolate;
}

.login-hero__background {
    position: absolute;
    top: 100px;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
}

.login-hero__grid {
    position: absolute; /* Posiciona el grid absolutamente respecto al contenedor padre */
    inset: 0; /* Ocupa toda el área disponible del contenedor (top, right, bottom, left en 0) */
    background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px), /* Crea líneas horizontales sutiles del grid */
                      linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px); /* Crea líneas verticales sutiles del grid */
    background-size: 120px 120px; /* Define el tamaño de cada cuadro del grid dibujado */
    opacity: 0.35; /* Controla la transparencia del grid para que sea discreto */
    mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.9), transparent 75%); /* Hace que el grid desaparezca gradualmente hacia los bordes (compatibilidad estándar) */
    -webkit-mask-image: radial-gradient(circle at center, rgba(0, 0, 0, 0.9), transparent 75%); /* Lo mismo que arriba, pero para navegadores basados en WebKit como Chrome/Safari */
}

.login-hero__orb {
    position: absolute;
    width: clamp(220px, 35vw, 420px);
    aspect-ratio: 1/1;
    border-radius: 50%;
    filter: blur(0px);
    opacity: 0.45;
    animation: orbFloat 16s ease-in-out infinite;
}

.login-hero__orb--primary {
    right: -10%;
    top: 6%;
    background: radial-gradient(circle, rgba(var(--primary-glow), 0.55) 0%, rgba(var(--primary-glow), 0) 70%);
}

.login-hero__orb--secondary {
    left: -15%;
    bottom: -8%;
    background: radial-gradient(circle, rgba(var(--accent-glow), 0.45) 0%, rgba(var(--accent-glow), 0) 68%);
    animation-delay: -6s;
}

@keyframes orbFloat {
    0%, 100% {
        transform: translate3d(0, 0, 0) scale(1);
    }
    50% {
        transform: translate3d(10px, -18px, 0) scale(1.05);
    }
}

.login-hero__container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
    gap: clamp(2rem, 6vw, 4rem);
    align-items: center;
    justify-content: space-between;
    min-height: calc(100vh - 120px);
}

.login-hero__left {
    padding: clamp(2rem, 5vw, 60px) 0;
    max-width: 520px;
}

.login-hero__title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-hero__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 40px;
}

.login-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
}

.login-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(12, 15, 35, 0.9), rgba(12, 12, 28, 0.65));
    padding: 16px 22px;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-feature::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(var(--primary-glow), 0.2), transparent 60%);
    opacity: 0.6;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.login-feature:hover {
    transform: translateY(-5px);
    border-color: rgba(var(--accent-glow), 0.4);
    box-shadow: 0 20px 40px rgba(var(--accent-glow), 0.22);
}

.login-feature:hover::after {
    opacity: 1;
}

.login-feature__icon {
    font-size: 1.8rem;
}

.login-feature__text {
    color: var(--text-primary);
    font-weight: 600;
}

/* LOGIN CARD */
.login-card {
    position: relative;
    width: min(100%, 420px);
    margin: 0 auto;
    padding: clamp(2.5rem, 4vw, 42px);
    border-radius: 28px;
    background: rgba(12, 15, 35, 0.82);
    border: 1px solid rgba(var(--accent-glow), 0.2);
    box-shadow: 0 40px 90px rgba(7, 10, 28, 0.65);
    overflow: hidden;
    animation: loginCardFade 0.6s ease-out both;
}

.login-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background:
        radial-gradient(circle at top, rgba(var(--primary-glow), 0.26), transparent 60%),
        radial-gradient(circle at bottom right, rgba(var(--accent-glow), 0.18), transparent 55%);
    opacity: 0.9;
    pointer-events: none;
    z-index: 0;
}

@supports (backdrop-filter: blur(12px)) {
    .login-card {
        backdrop-filter: blur(18px);
        background: rgba(12, 15, 35, 0.68);
    }
}
@keyframes loginCardFade {
    from {
        transform: translateY(24px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.login-card > * {
    position: relative;
    z-index: 1;
}

.login-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border-radius: 999px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    box-shadow: 0 18px 40px rgba(var(--accent-glow), 0.3);
    margin-bottom: 26px;
    width: fit-content;
}

.login-card__badge-icon {
    font-size: 1.1rem;
    line-height: 1;
}

.login-tabs {
    display: flex;
    gap: 10px;
    margin-top: -12px;
    margin-bottom: 15px;
    padding: 5px;
    border-radius: 16px;
    background: rgba(10, 14, 32, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.login-tab {
    flex: 1;
    padding: 14px 20px;
    background: transparent;
    border: none;
    border-radius: 12px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.login-tab--active {
    background: var(--gradient-primary);
    color: var(--dark-bg);
    box-shadow: 0 12px 30px rgba(var(--accent-glow), 0.28);
}

.login-tab:focus-visible {
    outline: 3px solid rgba(118, 148, 255, 0.55);
    outline-offset: 2px;
}

.login-form__header {
    margin-bottom: 15px;
}

.login-form__title {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.login-form__subtitle {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.80rem;
    text-align: center;
    line-height: 1.6;
}

.form-group {
    margin-bottom: 18px;
    
}

.form-group--inline {
    gap: 2px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.form-label {
    display: block;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}


.form-input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(10, 13, 27, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.25s ease;
    box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.05);
}

.form-input:hover {
    border-color: rgba(var(--accent-glow), 0.35);
}

.form-input:focus {
    outline: none;
    border-color: rgba(var(--accent-glow), 0.55);
    background: rgba(10, 13, 27, 0.95);
    box-shadow: 0 0 0 3px rgba(var(--accent-glow), 0.22);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    z-index: 10;
    width: 36px;
    height: 36px;
}

.password-toggle:hover {
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.1);
}

.password-toggle:active {
    transform: translateY(-50%) scale(0.95);
}

.eye-icon {
    width: 20px;
    height: 20px;
    transition: all 0.3s ease;
    user-select: none;
    pointer-events: none;
}

.eye-icon-visible,
.eye-icon-hidden {
    position: absolute;
}


.login-form__options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 18px;
    width: 100%;
}

.remember-switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    cursor: pointer;
    user-select: none;
    color: rgba(255, 255, 255, 0.78);
    font-weight: 500;
}

.remember-switch input {
    position: absolute;
    opacity: 0;
    inset: 0;
    pointer-events: none;
}

.remember-switch__box {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 1.5px solid rgba(255, 255, 255, 0.32);
    background: rgba(12, 15, 35, 0.85);
    display: grid;
    place-items: center;
    margin-left: 4px;
    transition: border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.remember-switch__tick {
    width: 7px;
    height: 12px;
    border: solid transparent;
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(45deg) scale(0);
    transform-origin: center;
    transition: transform 0.2s ease-out, border-color 0.2s ease-out;
}

.remember-switch input:checked ~ .remember-switch__box {
    border-color: var(--primary-color);
    background: rgba(var(--primary-glow), 0.18);
    box-shadow: 0 0 12px rgba(var(--primary-glow), 0.32);
    transform: translateY(-1px);
}

.remember-switch input:checked ~ .remember-switch__box .remember-switch__tick {
    border-color: var(--primary-color);
    transform: rotate(45deg) scale(1);
}

.remember-switch input:focus-visible ~ .remember-switch__box {
    outline: 2px solid rgba(var(--accent-glow), 0.45);
    outline-offset: 2px;
}

.remember-switch:hover .remember-switch__box {
    border-color: rgba(var(--accent-glow), 0.6);
}

.remember-switch__text {
    font-size: 0.90rem;
    letter-spacing: 0.01em;
}

.login-form__forgot {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 400;
    text-decoration: none;
    position: relative;
    padding-bottom: 0px;
    transition: color 0.2s ease;
}

.login-form__forgot::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
}

.login-form__forgot:hover,
.login-form__forgot:focus-visible {
    color: var(--secondary-color);
}

.login-form__forgot:hover::after,
.login-form__forgot:focus-visible::after {
    transform: scaleX(1);
}

.login-divider {
    /* Para reducir el tamaño de todo el bloque .login-divider */
    font-size: 0.75rem;
    padding: 4px 0;
    /* Si tienes hijos dentro como .login-divider__text, puedes reducir margen/padding allí también si lo deseas */

    display: flex;
    align-items: center;
    margin: 9px 10px;
    text-align: center;
    gap: 0px;
}

.login-divider__text {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.80rem;
    padding: 6px 18px;
    border-radius: 999px;
    background: rgba(10, 13, 27, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.login-divider:before,
.login-divider:after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
}

.social-login {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.social-btn {
    flex: 1 1 calc(50% - 10px);
    padding: 12px 16px;
    background: rgba(12, 15, 35, 0.78);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    color: var(--text-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.social-btn:hover {
    transform: translateY(-3px);
    border-color: rgba(var(--accent-glow), 0.35);
    box-shadow: 0 16px 32px rgba(var(--accent-glow), 0.22);
}

.social-btn:focus-visible {
    outline: 3px solid rgba(118, 148, 255, 0.45);
    outline-offset: 2px;
}

.social-btn__icon {
    font-size: 1.2rem;
    display: flex;
    align-items: center;
}

.social-btn__icon svg {
    width: 20px;
    height: 20px;
}

.login-card .btn--primary {
    border-radius: 14px;
    padding: 14px 20px;
    background: var(--gradient-primary);
    box-shadow: 0 24px 48px rgba(var(--accent-glow), 0.26);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.login-card .btn--primary:hover {
    transform: translateY(-3px) scale(1.01);
    box-shadow: 0 28px 56px rgba(var(--accent-glow), 0.32);
}

.login-card .btn--primary:active {
    transform: translateY(0) scale(0.99);
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.social-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.login-form__footer {
    text-align: center;
    margin-top: 25px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.login-form__link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.login-form__link:hover {
    text-decoration: underline;
}

.link {
    color: var(--primary-color);
    text-decoration: none;
}

/* Responsive para Login */
@media (max-width: 968px) {
    .login-hero__container {
        grid-template-columns: 1fr;
        justify-items: center;
        gap: 40px;
        min-height: auto;
        padding: 70px 0;
    }

    .login-hero__left {
        text-align: center;
        padding: 0;
        order: 2;
        max-width: 620px;
    }

    .login-hero__title {
        font-size: 2.5rem;
    }

    .login-features {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .login-card {
        width: min(100%, 420px);
        padding: 32px;
    }
}

@media (max-width: 768px) {
    .login-card {
        padding: 30px 20px;
    }

    .login-hero__title {
        font-size: 2rem;
    }

    .social-login {
        flex-direction: column;
    }

    .form-group--inline {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 540px) {
    .login-tabs {
        flex-direction: column;
        padding: 8px;
    }

    .login-tab {
        padding: 12px 16px;
    }

    .login-card__badge {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .social-login {
        gap: 14px;
    }

    .social-btn {
        flex: 1 1 100%;
    }
}

/* ========================================
   🎓 PÁGINA CAMPUS - Área de Miembro
   ======================================== */

/* Header del Campus - Integrado con la página */
.campus-body .header--campus {
    position: relative;
    background: var(--dark-bg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.campus-body .header--campus .header__container {
    padding: 12px clamp(16px, 2.5vw, 28px);
}

/* Contenedor dinámico para cargar páginas externas */
.campus-content-wrapper {
    display: none;
    min-height: calc(100vh - 80px);
    background: var(--dark-bg);
}

.campus-iframe-container {
    width: 100%;
    height: calc(100vh - 80px);
    position: relative;
}

.campus-iframe-header {
    padding: 15px 20px;
    background: var(--dark-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
}

.campus-close-btn {
    background: var(--gradient-primary);
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    color: var(--dark-bg);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.campus-close-btn:hover {
    transform: translateX(-5px);
    box-shadow: var(--shadow);
}

.campus-iframe {
    width: 100%;
    height: calc(100vh - 130px);
    border: none;
    background: var(--dark-bg);
}

.nav-link.active {
    color: var(--primary-color);
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px;
}

.campus-hero {
    padding: 40px 0 60px;
    background: var(--dark-bg);
    margin-top: 0;
}

.campus-hero__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.campus-welcome {
    text-align: center;
    margin-bottom: 40px;
}

.campus-welcome__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.campus-welcome__subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.campus-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.campus-stat {
    background: var(--dark-secondary);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.campus-stat__number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.campus-stat__label {
    color: var(--text-secondary);
    font-weight: 600;
}

/* MY COURSES */
.my-courses {
    padding: 80px 0;
}

.my-courses__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.my-courses__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.my-courses__subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.my-courses__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.course-progress-card {
    background: var(--dark-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.course-progress-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary-color);
    box-shadow: 0 24px 50px rgba(57, 243, 212, 0.08);
}

.course-progress-card__header {
    display: flex;
    align-items: center;
    gap: 18px;
}

.course-progress-card__icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(57, 243, 212, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.course-progress-card__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: white;
}

.course-progress-card__meta {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.course-progress-card__stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.course-progress-card__stat {
    flex: 1;
    min-width: 120px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.course-progress-card__stat-label {
    color: var(--text-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-progress-card__stat-value {
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
}

.course-progress-card__bar {
    height: 10px;
    background: var(--dark-secondary);
    border-radius: 12px;
    overflow: hidden;
}

.course-progress-card__fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.course-progress-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.course-progress-card__status {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.my-course {
    position: relative;
}

.course-card__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 5px;
    background: var(--primary-color);
    transition: width 0.3s;
}

.course-card__stats {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
    padding: 15px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    grid-column: 1 / -1;
}

.empty-state__icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.empty-state__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.empty-state__description {
    color: var(--text-secondary);
    margin-bottom: 30px;
}

/* CAMPUS PROGRESS */
.campus-progress {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.campus-progress__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.campus-progress__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 40px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.progress-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.progress-item {
    background: var(--dark-bg);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.progress-item__info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.progress-item__title {
    font-weight: 700;
    color: var(--primary-color);
}

.progress-item__lessons {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.progress-item__bar {
    height: 8px;
    background: var(--dark-secondary);
    border-radius: 10px;
    overflow: hidden;
}

.progress-item__fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

/* CAMPUS LIBRARY */
.campus-library {
    padding: 80px 0;
}

.campus-library__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.campus-library__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 40px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.library-item {
    background: var(--dark-secondary);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.library-item__icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.library-item__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.library-item__description {
    color: var(--text-secondary);
}

/* HEADER USER */
.header__user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header__user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--dark-bg);
}

/* Responsive para Campus */
@media (max-width: 968px) {
    .campus-hero {
        padding: 100px 0 40px;
    }

    .campus-welcome__title {
        font-size: 2rem;
    }

    .campus-stats {
        grid-template-columns: 1fr;
    }

    .my-courses__grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   🛒 CURSOS DISPONIBLES EN CAMPUS - Seguir Comprando
   ======================================== */
.campus-available-courses {
    padding: 80px 0;
    background: var(--dark-bg);
}

.campus-available-courses__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.campus-available-courses__header {
    text-align: center;
    margin-bottom: 50px;
}

.campus-available-courses__title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.campus-available-courses__subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
}

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

.available-course-card {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

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

.available-course-card__icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.available-course-card__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.available-course-card__price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.campus-available-courses__view-all {
    text-align: center;
}

/* Responsive para Cursos Disponibles */
@media (max-width: 968px) {
    .campus-available-courses__title {
        font-size: 2rem;
    }

    .campus-available-courses__grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   🎬 PÁGINA CURSO PREVIEW - Video + Temario
   ======================================== */

.course-preview {
    padding: 80px 0;
    background: var(--dark-bg);
}

.course-preview__container {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 40px;
    align-items: flex-start;
}

.course-preview__media {
    background: var(--dark-secondary);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px;
}

.course-preview__media-frame {
    position: relative;
    padding-top: 56.25%;
    border-radius: 16px;
    overflow: hidden;
    background: #000;
}

.course-preview__media-frame iframe,
.course-preview__media-frame video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 16px;
    object-fit: cover;
}

.course-preview__media-empty {
    min-height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    color: var(--text-secondary);
}

.course-preview__sidebar {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.course-preview__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.course-preview__status {
    display: flex;
    align-items: center;
}

.course-preview__status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.course-preview__status-badge--available {
    background: linear-gradient(135deg, #4ade80 0%, #22c55e 100%);
    color: #0b1d1a;
}

.course-preview__status-badge--pre-sale {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #221400;
}

.course-preview__status-badge--coming-soon,
.course-preview__status-badge--soon {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-secondary);
}

.course-preview__description {
    color: var(--text-secondary);
    line-height: 1.7;
}

.course-preview__stats {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-preview__stats li {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 8px;
}

.course-preview__stats li strong {
    color: var(--primary-color);
}

.course-preview__ctas {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.course-preview__notice {
    background: rgba(255, 255, 255, 0.05);
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.course-preview__modules {
    padding: 80px 0;
    background: var(--dark-secondary);
}

.course-preview__modules-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 10px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.course-preview__modules-subtitle {
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.course-preview__modules-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.module-accordion {
    background: var(--dark-bg);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.module-accordion:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.module-accordion summary {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    cursor: pointer;
}

.module-accordion summary::-webkit-details-marker {
    display: none;
}

.module-accordion__meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.module-accordion__index {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.module-accordion__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.module-accordion__toggle {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--primary-color);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.module-accordion[open] .module-accordion__toggle {
    transform: rotate(45deg);
    border-color: var(--primary-color);
}

.module-accordion__content {
    padding: 0 20px 18px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.module-accordion__lessons {
    list-style: none;
    margin: 14px 0 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.module-accordion__lesson {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.module-accordion__lesson-index {
    font-weight: 700;
    color: var(--primary-color);
    flex-shrink: 0;
}

.module-accordion__lesson-meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.module-accordion__lesson-meta strong {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.module-accordion__lesson-meta span {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.module-accordion__empty {
    margin-top: 14px;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border-radius: 10px;
    padding: 12px 14px;
    font-size: 0.9rem;
}

.course-preview__cta {
    padding: 70px 0;
    background: var(--dark-bg);
}

.course-preview__cta-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    background: linear-gradient(135deg, rgba(57, 243, 212, 0.12) 0%, rgba(57, 243, 212, 0.05) 100%);
    border: 1px solid rgba(57, 243, 212, 0.25);
    border-radius: 24px;
    padding: 40px 50px;
}

.course-preview__cta-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
}

.course-preview__cta-text {
    color: var(--text-secondary);
    margin-top: 8px;
}

.course-preview__cta-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.course-preview__cta-actions .btn {
    min-width: 180px;
}

@media (max-width: 1024px) {
    .course-preview__container {
        grid-template-columns: 1fr;
    }

    .course-preview__sidebar {
        position: relative;
    }
}

@media (max-width: 768px) {
    .course-preview__cta-container {
        flex-direction: column;
        text-align: center;
    }

    .course-preview__cta-actions {
        justify-content: center;
    }

    .courses-hero__title {
        font-size: 2.6rem;
    }
}

/* ========================================
   📺 PÁGINA COURSE PLAYER - Reproductor de Cursos
   ======================================== */
.course-player {
    padding: 100px 0 0;
    min-height: calc(100vh - 120px);
}

.course-player__container {
    max-width: 1600px;
    margin: 0 auto;
}

.course-player__grid {
    display: grid;
    grid-template-columns: 2fr 400px;
    gap: 40px;
    padding: 0 20px;
}

/* VIDEO PLAYER */
.video-player {
    background: var(--dark-bg);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 40px;
}

.video-player__placeholder {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--dark-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-player__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.video-player__play {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.video-player__play:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 40px rgba(57, 243, 212, 0.4);
}

.play-icon {
    font-size: 2.5rem;
    color: var(--dark-bg);
    margin-left: 5px;
}

.video-player__video {
    width: 100%;
    display: block;
    background: #000;
}

.video-player__info {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
}

.video-player__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.video-player__description {
    color: var(--text-secondary);
}

/* LESSON INFO */
.lesson-info {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 40px;
}

.lesson-info__header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.lesson-info__title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.lesson-info__meta {
    display: flex;
    gap: 20px;
}

.lesson-info__badge,
.lesson-info__duration {
    padding: 6px 15px;
    background: var(--dark-bg);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.lesson-info__subtitle {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 30px 0 20px;
    color: var(--text-primary);
}

.lesson-info__list {
    list-style: none;
    padding: 0;
}

.lesson-info__list li {
    padding: 12px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-secondary);
}

.lesson-info__list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

/* LESSON RESOURCES */
.lesson-resources {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.resource-card {
    background: var(--dark-bg);
    border-radius: 15px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-primary);
}

.resource-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow);
}

.resource-card__icon {
    font-size: 2.5rem;
}

.resource-card__info {
    flex: 1;
}

.resource-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.resource-card__size {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.resource-card__download {
    padding: 10px 20px;
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.resource-card__download:hover {
    transform: scale(1.05);
}

/* COURSE PROGRESS WIDGET */
.course-progress-widget {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 25px;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.course-progress-widget__title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.course-progress-widget__bar {
    height: 8px;
    background: var(--dark-bg);
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
}

.course-progress-widget__fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

.course-progress-widget__text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* COURSE MENU */
.course-menu {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 25px;
    max-height: 600px;
    overflow-y: auto;
}

.course-menu__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.course-module {
    margin-bottom: 20px;
}

.course-module__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 15px;
    background: var(--dark-bg);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.course-module__header-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    flex-wrap: wrap;
    width: 100%;
}

.course-module__title-group {
    flex: 1 1 220px;
    min-width: 220px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.course-module__title-input {
    width: 100%;
    padding: 8px;
    background: var(--dark-tertiary);
    color: white;
    border: 2px solid var(--primary-color);
    border-radius: 6px;
    font-size: 1rem;
    margin-top: 5px;
}

.course-module__header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.course-module__title {
    font-weight: 700;
    color: var(--text-primary);
}

.course-module__count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(57, 243, 212, 0.15);
    border: 1px solid rgba(57, 243, 212, 0.35);
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.8rem;
    line-height: 1;
    align-self: flex-start;
}

.course-module__actions {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-left: auto;
}

.course-module__action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
}

.course-module__action-btn--edit {
    background: var(--primary-color);
    color: var(--dark-bg);
    box-shadow: 0 6px 16px rgba(57, 243, 212, 0.25);
}

.course-module__action-btn--delete {
    background: rgba(255, 77, 77, 0.15);
    color: #ff4d4d;
    border: 1px solid rgba(255, 77, 77, 0.4);
}

.course-module__action-btn:hover:not(:disabled) {
    transform: translateY(-1px) scale(1.03);
}

.course-module__action-btn--edit:hover:not(:disabled) {
    box-shadow: 0 8px 20px rgba(57, 243, 212, 0.35);
}

.course-module__action-btn--delete:hover:not(:disabled) {
    background: rgba(255, 77, 77, 0.25);
}

@media (max-width: 720px) {
    .course-module__actions {
        flex-wrap: wrap;
        gap: 10px;
        justify-content: flex-start;
        margin-left: 0;
    }
}

.course-module__action-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}

.course-module__action-icon {
    pointer-events: none;
}

.lesson-navigation {
    margin-top: 20px;
    padding: 18px;
    background: linear-gradient(135deg, rgba(57, 243, 212, 0.16) 0%, rgba(57, 243, 212, 0.05) 100%);
    border: 1px solid rgba(57, 243, 212, 0.35);
    border-radius: 14px;
    display: flex;
    align-items: stretch;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.lesson-navigation__btn {
    flex: 1 1 200px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.25s ease, color 0.25s ease, opacity 0.25s ease;
    text-transform: none;
}

.lesson-navigation__btn--prev {
    background: var(--dark-tertiary);
    color: #ffffff;
    border: 1px solid rgba(57, 243, 212, 0.35);
}

.lesson-navigation__btn--prev:hover:not(:disabled) {
    background: rgba(57, 243, 212, 0.25);
    color: var(--dark-bg);
    transform: translateY(-1px);
}

.lesson-navigation__btn--next {
    background: var(--gradient-primary);
    color: var(--dark-bg);
    border: none;
    box-shadow: 0 8px 20px rgba(57, 243, 212, 0.25);
}

.lesson-navigation__btn--next:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgba(57, 243, 212, 0.3);
}

.lesson-navigation__btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.lesson-navigation__icon {
    font-size: 1.1rem;
    line-height: 1;
}

.lesson-navigation__counter {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: 999px;
    background: rgba(10, 10, 10, 0.85);
    border: 1px solid rgba(57, 243, 212, 0.35);
    box-shadow: inset 0 0 15px rgba(57, 243, 212, 0.15);
}

.lesson-navigation__counter-number {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.lesson-navigation__counter-text,
.lesson-navigation__counter-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
}

@media (max-width: 768px) {
    .lesson-navigation {
        flex-direction: column;
        align-items: stretch;
    }

    .lesson-navigation__btn {
        flex: 1 1 auto;
    }

    .lesson-navigation__counter {
        width: 100%;
        justify-content: center;
    }
}

.course-module__lessons {
    display: none;
    margin-top: 10px;
}

.course-module__lessons--expanded {
    display: block;
}

.lesson-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    margin: 8px 0;
    background: var(--dark-bg);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.lesson-item:hover {
    background: rgba(57, 243, 212, 0.1);
}

.lesson-item--active {
    border-color: var(--primary-color);
    background: rgba(57, 243, 212, 0.15);
}

.lesson-item--completed .lesson-item__title {
    color: var(--primary-color);
}

.lesson-item__left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.lesson-item__left--admin {
    flex: 1;
}

.lesson-item__number {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: var(--dark-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.lesson-item--completed .lesson-item__number {
    background: var(--primary-color);
    color: var(--dark-bg);
}

.lesson-item--active .lesson-item__number {
    background: var(--gradient-primary);
    color: var(--dark-bg);
}

.lesson-item__title {
    font-weight: 600;
    color: var(--text-primary);
}

.lesson-item__duration {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.lesson-item__check {
    color: var(--primary-color);
    font-size: 1.2rem;
}

.lesson-item__actions {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
    margin-left: 10px;
}

.lesson-item__action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    font-size: 0.9rem;
    line-height: 1;
    padding: 0;
}

.lesson-item__action-btn--edit {
    background: var(--primary-color);
    color: var(--dark-bg);
    box-shadow: 0 5px 14px rgba(57, 243, 212, 0.18);
}

.lesson-item__action-btn--delete {
    background: rgba(255, 77, 77, 0.15);
    color: #ff4d4d;
    border: 1px solid rgba(255, 77, 77, 0.35);
}

.lesson-item__action-btn:hover:not(:disabled) {
    transform: translateY(-1px) scale(1.04);
}

.lesson-item__action-btn--edit:hover:not(:disabled) {
    box-shadow: 0 8px 20px rgba(57, 243, 212, 0.28);
}

.lesson-item__action-btn--delete:hover:not(:disabled) {
    background: rgba(255, 77, 77, 0.25);
}

.lesson-item__action-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
}

.lesson-item__action-icon {
    pointer-events: none;
}

/* Responsive para Course Player */
@media (max-width: 1200px) {
    .course-player__grid {
        grid-template-columns: 1fr;
    }

    .course-player__sidebar {
        order: -1;
    }

    .course-menu {
        max-height: 400px;
    }
}

.checkout__layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 40px;
    align-items: flex-start;
}

.checkout__summary {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.checkout__summary-content {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.checkout__summary-title {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.2;
}

.checkout__summary-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.checkout__summary-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 10px;
}

.checkout__summary-actions .btn {
    width: 100%;
}

.course-preview__benefits ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: grid;
    gap: 10px;
}

.course-preview__benefits li {
    color: var(--text-secondary);
}

.checkout__card {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.checkout__card + .checkout__card {
    margin-top: 30px;
}

.checkout__card-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.checkout__card-subtitle {
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.checkout__payment-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.phone-input {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 0 16px;
}

.phone-input__code {
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

.phone-input input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    padding: 16px 0;
}

.phone-input input:focus {
    outline: none;
}

@media (max-width: 1024px) {
    .checkout__layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .checkout__payment-card {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .checkout {
        padding: 80px 0 60px;
    }

    .checkout__card,
    .checkout__summary-content {
        padding: 24px;
    }

    .checkout__summary-title {
        font-size: 1.9rem;
    }
}

.checkout__summary .course-preview__modules-wrapper {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.course-preview__benefits ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: grid;
    gap: 10px;
}

.course-preview__benefits li {
    color: var(--text-secondary);
}

.checkout__card {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.checkout__card + .checkout__card {
    margin-top: 30px;
}

.checkout__card-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.checkout__card-subtitle {
    color: var(--text-secondary);
    margin-bottom: 25px;
}

.checkout__payment-card {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.phone-input {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 0 16px;
}

.phone-input__code {
    font-weight: 600;
    color: var(--primary-color);
    white-space: nowrap;
}

.phone-input input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--text-primary);
    padding: 16px 0;
}

.phone-input input:focus {
    outline: none;
}

@media (max-width: 1024px) {
    .checkout__layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .checkout__payment-card {
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .checkout {
        padding: 80px 0 60px;
    }

    .checkout__card,
    .checkout__summary-content {
        padding: 24px;
    }

    .checkout__summary-title {
        font-size: 1.9rem;
    }
}

.checkout__summary .course-preview__modules-wrapper {
    background: var(--dark-secondary);
    border-radius: 20px;
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.course-preview__benefits ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: grid;
    gap: 10px;
}

.course-preview__benefits h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.checkout__summary .course-preview__modules-title {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.checkout__summary .course-preview__modules-subtitle {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.checkout__summary .course-preview__modules-grid {
    grid-template-columns: 1fr;
}