/* ===== VARIABLES CSS ===== */
:root {
    /* Colores principales */
    --primary: #0d47a1;
    --primary-light: #5472d3;
    --primary-dark: #002171;
    --secondary: #ff6b35;
    --secondary-light: #ff9b66;
    --accent: #00b4d8;
    --accent-light: #62d9ff;
    
    /* Colores neutros */
    --dark: #0a1931;
    --dark-light: #1a2c4e;
    --light: #f8f9fa;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    --white: #ffffff;
    --black: #000000;
    
    /* Colores de estado */
    --success: #2ecc71;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #3498db;
    
    /* Efectos visuales */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
    
    /* Bordes */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s ease;
    
    /* Espaciados */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
}

/* ===== RESET Y ESTILOS BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

h1 { 
    font-size: 3.5rem; 
    letter-spacing: -0.5px;
}

h2 { 
    font-size: 2.5rem; 
    letter-spacing: -0.3px;
}

h3 { 
    font-size: 1.75rem; 
}

h4 { 
    font-size: 1.25rem; 
}

p {
    margin-bottom: var(--space-sm);
    color: var(--gray);
    line-height: 1.7;
}

.highlight {
    color: var(--secondary);
    position: relative;
    display: inline-block;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 6px;
    background: rgba(255, 107, 53, 0.15);
    border-radius: 3px;
    z-index: -1;
}

/* ===== BOTONES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-normal);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.btn-hero {
    padding: 16px 36px;
    font-size: 1rem;
    border-radius: var(--radius-lg);
}

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

/* Botón CONTÁCTANOS específico - COMPACTO */
.btn-contact {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.8rem;
    transition: var(--transition-normal);
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
}

.btn-contact:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

/* ===== HEADER OPTIMIZADO - VERSIÓN COMPACTA ===== */
.academy-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    padding: 8px 0; /* Reducido de 12px */
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px; /* Reducido de 30px */
}

/* Logo optimizado - COMPACTO */
.logo-academy {
    display: flex;
    align-items: center;
    gap: 10px; /* Reducido de 12px */
    text-decoration: none;
    color: var(--dark);
    flex-shrink: 0;
}

.logo-symbol {
    width: 42px; /* Reducido de 48px */
    height: 42px; /* Reducido de 48px */
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem; /* Reducido de 1.4rem */
    box-shadow: var(--shadow-sm);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    max-width: 120px; /* Limitar ancho */
}

.logo-main {
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.3rem; /* Reducido de 1.5rem */
    letter-spacing: -0.3px;
    color: var(--dark);
    white-space: nowrap;
}

.logo-sub {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 0.75rem; /* Reducido de 0.8rem */
    color: var(--primary);
    letter-spacing: 1px; /* Reducido de 1.2px */
}

.logo-tagline {
    font-size: 0.65rem;
    color: var(--secondary);
    font-weight: 500;
    margin-top: 1px;
    white-space: nowrap;
    display: none; /* Ocultar en desktop para ahorrar espacio */
}

/* Navegación optimizada - COMPACTA */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 4px;
    margin: 0;
    padding: 0;
}

.main-nav a {
    display: flex;
    align-items: center;
    gap: 6px; /* Reducido de 8px */
    padding: 8px 14px; /* Reducido de 10px 18px */
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    font-size: 0.78rem; /* Reducido de 0.82rem */
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
    white-space: nowrap;
}

.main-nav a:hover {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    transform: translateY(-1px);
}

.main-nav a.active {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

/* Acciones del header */
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--dark);
    cursor: pointer;
    padding: 6px;
    transition: var(--transition-normal);
}

.mobile-menu-btn:hover {
    color: var(--primary);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(10, 25, 49, 0.9) 0%, 
        rgba(13, 71, 161, 0.8) 50%, 
        rgba(0, 180, 216, 0.7) 100%);
}

/* Elementos flotantes */
.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    animation: float 8s ease-in-out infinite;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-md);
}

.shape-1 { top: 15%; left: 8%; animation-delay: 0s; }
.shape-2 { top: 65%; left: 4%; animation-delay: 2s; }
.shape-3 { top: 35%; right: 8%; animation-delay: 4s; }
.shape-4 { top: 75%; right: 12%; animation-delay: 6s; }

@keyframes float {
    0%, 100% { 
        transform: translateY(0) rotate(0deg) scale(1); 
    }
    50% { 
        transform: translateY(-30px) rotate(5deg) scale(1.05); 
    }
}

/* Contenido del hero */
.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 25px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: var(--space-xl);
}

.hero-title {
    font-size: 3.8rem;
    margin-bottom: var(--space-lg);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    line-height: 1.1;
}

.hero-desc {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

/* Estadísticas */
.hero-stats {
    display: flex;
    justify-content: center; /* Centra horizontalmente los elementos */
    align-items: center; /* Centra verticalmente los elementos */
    gap: 40px; /* Espacio entre los elementos */
    flex-wrap: nowrap; /* Evita que se rompan a varias líneas */
    width: 100%;
    margin: 0 auto;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center; /* Centra el contenido dentro de cada .stat */
    text-align: center;
    flex: 0 1 auto; /* Permite que crezcan pero no demasiado */
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 1rem;
    color: #666;
}



.stat {
    text-align: center;
}

.stat-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem; /* Reducido de 3rem */
    font-weight: 900;
    color: var(--white);
    margin-bottom: 5px;
    text-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.8rem; /* Reducido de 0.9rem */
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Scroll indicator */
.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    font-size: 1.2rem;
    animation: bounce 2s infinite;
    transition: var(--transition-normal);
}

.scroll-down:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===== SECCIONES GENERALES ===== */
.section {
    padding: var(--space-2xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title {
    margin-bottom: var(--space-sm);
}

.section-sub {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.bg-light {
    background: var(--light);
}

.bg-dark {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
}

.bg-dark .section-sub,
.bg-dark p {
    color: rgba(255, 255, 255, 0.8);
}

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

.mt-4 {
    margin-top: var(--space-xl);
}

/* ===== ESPECIALIDADES ===== */
.specialties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    justify-content: center;
}

.specialty-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
    max-width: 300px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.specialty-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.specialty-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--primary), var(--accent));
}

.specialty-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    display: flex;           /* Nuevo: para centrar mejor */
    align-items: center;     /* Nuevo: centra verticalmente */
    justify-content: center; /* Nuevo: centra horizontalmente */
}

.icon-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg);
    transform: rotate(45deg);
    opacity: 0.1;
}

.specialty-icon i {
    position: relative;
    z-index: 2;
    font-size: 2.5rem;
    color: var(--primary);
}

.specialty-card h3 {
    margin-bottom: var(--space-sm);
    color: var(--dark);
    text-align: center;
    width: 100%;
}

.specialty-card > p {
    color: var(--gray);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    text-align: center;
    width: 100%;
}

/* AQUÍ ESTÁ EL CAMBIO IMPORTANTE */
.specialty-list {
    list-style: none;
    margin-bottom: var(--space-xl);
    text-align: center;
    padding-left: 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.specialty-list li {
    display: flex;
    align-items: center;
    justify-content: flex-start; /* Cambiado de 'flex-start' a 'center' */
    gap: 10px;
    margin-bottom: 12px;
    color: var(--dark);
    font-size: 0.95rem;
    width: auto;
    max-width: 200px;
    text-align: left;
}

.specialty-list i {
    color: var(--success);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.btn-specialty {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 25px;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-normal);
    margin-top: auto;
}

.btn-specialty:hover {
    background: var(--primary-light);
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

/* Media queries para pantallas medianas */
@media (min-width: 768px) and (max-width: 1199px) {
    .specialties-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 650px;
        margin: 0 auto;
    }
}

@media (min-width: 1200px) {
    .specialties-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ===== CURSOS DESTACADOS ===== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-lg);
}

.course-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    position: relative;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.course-card:hover {
    transform: translateY(-10px) scale(1.01);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

.course-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 8px 20px;
    background: var(--secondary);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

.course-badge.new { 
    background: var(--accent); 
}

.course-badge.popular { 
    background: var(--success); 
}

.course-img {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.course-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.course-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.course-card:hover .course-img img {
    transform: scale(1.05);
}

.course-card:hover .course-overlay {
    opacity: 1;
}

.course-content {
    padding: var(--space-xl);
}

.course-category {
    display: inline-block;
    padding: 6px 15px;
    background: rgba(13, 71, 161, 0.1);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-sm);
}

.course-title {
    font-size: 1.4rem;
    margin-bottom: var(--space-sm);
    color: var(--dark);
    line-height: 1.4;
}

.course-desc {
    color: var(--gray);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
    font-size: 0.95rem;
}

.course-info {
    display: flex;
    gap: 20px;
    margin-bottom: var(--space-lg);
    color: var(--gray);
    font-size: 0.9rem;
}

.course-info span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-instructor {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--space-lg);
}

.course-instructor img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
}

.course-instructor span {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.95rem;
}

.course-price {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: var(--space-lg);
}

.price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
}

.price-old {
    font-size: 1.2rem;
    color: var(--gray);
    text-decoration: line-through;
}

.btn-course {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-course:hover {
    background: linear-gradient(135deg, var(--accent), var(--primary));
}

/* ===== BENEFICIOS ===== */
.benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.benefits-title {
    margin-bottom: var(--space-sm);
}

.benefits-desc {
    font-size: 1.1rem;
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.benefit-item:hover .benefit-icon {
    transform: rotate(10deg) scale(1.1);
}

.benefit-text h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--dark);
    text-align: justify;
}

.benefit-text p {
    color: var(--gray);
    line-height: 1.6;
    margin: 0;
    font-size: 0.95rem;
}

.benefits-image {
    position: relative;
}

.image-container {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.image-container img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.image-container:hover img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(0, 0, 0, 0.1), 
        rgba(0, 0, 0, 0.05));
}

/* ===== TESTIMONIOS ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.testimonial-content {
    position: relative;
    margin-bottom: var(--space-lg);
}

.testimonial-content i {
    color: var(--accent);
    font-size: 2rem;
    margin-bottom: 20px;
    opacity: 0.7;
}

.testimonial-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
}

.testimonial-author h4 {
    color: var(--white);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.testimonial-author span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ===== AULA VIRTUAL ===== */
.virtual-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
}

.virtual-title {
    margin-bottom: var(--space-sm);
}

.virtual-desc {
    font-size: 1.1rem;
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--light);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    background: var(--white);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.feature-item span {
    font-weight: 600;
    color: var(--dark);
    font-size: 0.95rem;
}

.virtual-image .image-frame {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.virtual-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}

.virtual-image:hover img {
    transform: scale(1.02);
}

.frame-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    border-radius: 30px;
    transform: rotate(45deg);
    z-index: -1;
    opacity: 0.3;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(45deg); }
    100% { transform: rotate(405deg); }
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    padding: var(--space-2xl) 0 var(--space-lg);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--secondary), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: var(--space-lg);
    position: relative;
    padding-bottom: var(--space-sm);
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    text-decoration: none;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    font-size: 0.95rem;
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--secondary);
    transform: translateX(5px);
}

.contact-info {
    list-style: none;
    padding: 0;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    font-size: 0.95rem;
}

.contact-info i {
    color: var(--secondary);
    font-size: 1.2rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.newsletter-desc {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.newsletter-form {
    margin-top: var(--space-md);
}

.input-group {
    display: flex;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.input-group:focus-within {
    border-color: var(--secondary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.input-group input {
    flex: 1;
    padding: 15px 20px;
    background: transparent;
    border: none;
    color: var(--white);
    font-size: 0.95rem;
    outline: none;
}

.input-group input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.input-group button {
    padding: 0 25px;
    background: var(--secondary);
    border: none;
    color: var(--white);
    cursor: pointer;
    transition: var(--transition-normal);
}

.input-group button:hover {
    background: var(--secondary-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.copyright strong {
    color: var(--secondary);
}

.footer-policies {
    display: flex;
    gap: 25px;
}

.footer-policies a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition-normal);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1200px) {
    .header-content {
        gap: 20px;
    }
    
    .main-nav a {
        padding: 10px 15px;
        font-size: 0.8rem;
    }
    
    .logo-tagline {
        font-size: 0.6rem;
    }
}

@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .benefits-grid,
    .virtual-grid {
        gap: 40px;
    }
}

@media (max-width: 900px) {
    .header-content {
        flex-wrap: wrap;
    }
    
    .main-nav {
        order: 3;
        width: 100%;
        margin-top: 15px;
    }
    
    .main-nav ul {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .btn-contact {
        margin-left: auto;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        padding: 20px;
        border-radius: 0 0 var(--radius-xl) var(--radius-xl);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        z-index: 999;
    }
    
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .main-nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    /* Mostrar tagline solo en móvil */
    .logo-tagline {
        display: block;
        font-size: 0.65rem;
    }
    
    .logo-text {
        max-width: none;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-desc {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .btn-hero {
        width: 100%;
        max-width: 300px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 30px;
    }
    
    .benefits-grid,
    .virtual-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .benefits-image {
        order: -1;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .specialties-grid,
    .courses-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .footer-policies {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    
    .logo-text {
        max-width: 150px;
    }
    
    .logo-tagline {
        display: none;
    }
    
    .hero-badge {
        padding: 8px 20px;
        font-size: 0.8rem;
    }
    
    .hero-desc {
        font-size: 1rem;
    }
    
    .btn-hero {
        padding: 14px 25px;
        font-size: 0.9rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .specialty-card,
    .course-content {
        padding: 30px 20px;
    }
}

/* ===== TESTIMONIOS CON CARRUSEL CSS PURO ===== */
.testimonials-carousel {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    padding: 20px 0 60px;
}

.carousel-wrapper {
    position: relative;
}

/* Ocultar los radio buttons */
.carousel-wrapper input[type="radio"] {
    display: none;
}

/* Contenedor de slides */
.carousel-slides {
    display: flex;
    width: 400%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: 40px;
}

/* Slides individuales */
.carousel-slide {
    width: 25%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    padding: 10px;
    opacity: 0.3;
    transform: scale(0.9);
    transition: all 0.5s ease;
}

/* Control del carrusel con radio buttons */
#slide-1:checked ~ .carousel-slides {
    transform: translateX(0%);
}

#slide-2:checked ~ .carousel-slides {
    transform: translateX(-25%);
}

#slide-3:checked ~ .carousel-slides {
    transform: translateX(-50%);
}

#slide-4:checked ~ .carousel-slides {
    transform: translateX(-75%);
}

/* Animación de slide activo */
#slide-1:checked ~ .carousel-slides .slide-1,
#slide-2:checked ~ .carousel-slides .slide-2,
#slide-3:checked ~ .carousel-slides .slide-3,
#slide-4:checked ~ .carousel-slides .slide-4 {
    opacity: 1;
    transform: scale(1);
}

/* Tarjeta de testimonio mejorada */
.testimonial-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: var(--transition-normal);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.testimonial-content {
    position: relative;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.quote-icon {
    color: var(--accent);
    font-size: 2.5rem;
    margin-bottom: 20px;
    opacity: 0.7;
    display: block;
}

.testimonial-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
    line-height: 1.8;
    font-style: italic;
    margin: 0;
    padding-left: 10px;
}

.testimonial-author {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-md);
}

.author-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.author-info h4 {
    color: var(--white);
    margin-bottom: 0;
    font-size: 1.2rem;
    font-weight: 700;
}

.author-title {
    color: var(--accent-light);
    font-size: 0.9rem;
    font-weight: 600;
    display: block;
}

.author-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 8px 0;
    flex-wrap: wrap;
    gap: 10px;
}

.university {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    font-style: italic;
}

.ciclo {
    color: var(--secondary-light);
    font-size: 0.8rem;
    font-weight: 600;
    background: rgba(255, 107, 53, 0.1);
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.specialty-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    margin-top: 5px;
    width: fit-content;
}

.specialty-badge i {
    font-size: 1rem;
}

/* Colores por especialidad */
.specialty-badge i.fa-mountain {
    color: #ff9b66;
}

.specialty-badge i.fa-hard-hat {
    color: #62d9ff;
}

.specialty-badge i.fa-gem {
    color: #ff66a1;
}

.specialty-badge i.fa-user-shield {
    color: #2ecc71;
}

/* Controles del carrusel */
.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    position: relative;
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.1);
}

/* Esconder botones cuando no sean necesarios */
#slide-1:checked ~ .carousel-controls .prev-btn,
#slide-4:checked ~ .carousel-controls .next-btn {
    opacity: 0.3;
    cursor: default;
    pointer-events: none;
}

.carousel-indicators {
    display: flex;
    gap: 15px;
}

.indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 5px;
    border: none;
    background: none;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-normal);
}

.indicator::before {
    content: '';
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: block;
    transition: var(--transition-normal);
}

#slide-1:checked ~ .carousel-controls .indicator[for="slide-1"]::before,
#slide-2:checked ~ .carousel-controls .indicator[for="slide-2"]::before,
#slide-3:checked ~ .carousel-controls .indicator[for="slide-3"]::before,
#slide-4:checked ~ .carousel-controls .indicator[for="slide-4"]::before {
    background: var(--secondary);
    transform: scale(1.3);
}

.indicator:hover::before {
    background: rgba(255, 255, 255, 0.4);
}

.indicator-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Labels de slide activo */
.slide-labels {
    margin-top: 20px;
    position: relative;
    height: 40px;
    overflow: hidden;
}

.slide-label {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.label-title {
    font-weight: 600;
    color: var(--accent-light);
    font-size: 1rem;
}

.label-count {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
}

/* Mostrar label activo */
#slide-1:checked ~ .slide-labels .slide-label[data-slide="1"],
#slide-2:checked ~ .slide-labels .slide-label[data-slide="2"],
#slide-3:checked ~ .slide-labels .slide-label[data-slide="3"],
#slide-4:checked ~ .slide-labels .slide-label[data-slide="4"] {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (min-width: 992px) 
        grid-template-columns: repeat(2, 1fr)

    }
    
    .testimonial-card {
        padding: 25px;
    }
    
    .carousel-indicators {
        gap: 10px;
    }
    
    .indicator-label {
        display: none;
    }
}

@media (max-width: 768px) {
    .carousel-controls {
        gap: 20px;
        margin-top: 30px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .testimonial-content p {
        font-size: 0.95rem;
    }
    
    .slide-labels {
        height: 60px;
    }
    
    .slide-label {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .carousel-slides {
        width: 800%;
    }
    
    .carousel-slide {
        width: 12.5%;
        display: flex;
        flex-direction: column;
    }
    
    /* Para móvil, mostrar un testimonio a la vez */
    #slide-1:checked ~ .carousel-slides {
        transform: translateX(0%);
    }
    
    #slide-2:checked ~ .carousel-slides {
        transform: translateX(-12.5%);
    }
    
    #slide-3:checked ~ .carousel-slides {
        transform: translateX(-25%);
    }
    
    #slide-4:checked ~ .carousel-slides {
        transform: translateX(-37.5%);
    }
}