/* Importar fuentes si no están en sistema (fallback) */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;700;900&display=swap');

:root {
    /* PALETA EXACTA DE TU IMAGEN */
    --c-primary: #1e3340;    /* Azul Oscuro Profundo */
    --c-secondary: #697f8c;  /* Azul Acero */
    --c-accent: #aab9bf;     /* Gris Plata Azulado */
    --c-dark: #191f24;       /* Casi Negro (Texto) */
    --white: #ffffff;
}

body {
    font-family: 'Aptos', 'Segoe UI', 'Roboto', sans-serif; /* Aptos primero */
    margin: 0;
    color: var(--c-dark);
    background-color: #f8f9fa;
    line-height: 1.6;
}

/* Navbar */
.navbar {
    background-color: var(--c-primary);
    padding: 10px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 60px;
    width: auto;
    
}

.brand-text {
    font-weight: 700;
    line-height: 1.1;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.brand-sub { 
    color: var(--c-accent); 
    font-size: 0.8rem; 
}

.nav-links { 
    list-style: none; 
    display: flex; 
    gap: 20px; 
    margin: 0;
    padding: 0;
}
.nav-links a { 
    color: var(--c-accent); 
    text-decoration: none; 
    font-weight: 600; 
    transition: 0.3s;

}
.nav-links a:hover { 
    color: var(--white); 
}

.btn-nav { 
    background: var(--c-secondary); 
    color: var(--white) !important; 
    padding: 8px 20px; 
    border-radius: 4px; 
}
.menu-toggle {
    display: none; /* IMPORTANTE: Esto lo oculta en PC */
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--white);
}
/* Hero Section */
.hero {
    background: url('img/BACK.jpeg'); /* Pon una imagen de fondo aquí */
    background-size: cover;
    background-position: center;
    height: 80vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(30, 51, 64, 0.9); /* --c-primary con transparencia */
}

.hero-content { 
    position: relative; 
    z-index: 2; 
    max-width: 800px; 
    padding: 20px; 
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin: 10px 0;
    font-weight: 900;
}
.hero h1 .highlight { 
    color: var(--c-accent); 
}

.tagline { 
    font-size: 1.2rem; 
    margin-bottom: 30px; 
    font-weight: 300; 
}

.badge {
    background: var(--c-secondary);
    padding: 5px 15px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--c-secondary);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 5px;
    border: 1px solid var(--c-secondary);
    transition: 0.3s;
}
.btn-primary:hover { 
    background: var(--c-primary); 
    border-color: var(--c-accent); 
}

.btn-outline {
    border: 1px solid var(--white);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 5px;
    margin-left: 10px;
    transition: 0.3s;
}
.btn-outline:hover { 
    background: var(--white); 
    color: var(--c-primary); 
}

/* Barra de Info (Logística) */
.info-bar {
    background: var(--c-accent); /* Color gris plata */
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    padding: 6rem 5%;
    color: var(--c-primary);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255,255,255,0.5);
    padding: 15px 25px;
    border-radius: 8px;
    min-width: 200px;
}

.info-item i { 
    font-size: 1.5rem; 
    color: var(--c-primary); 
}
.info-item strong { 
    display: block; 
    font-size: 0.8rem; 
    text-transform: uppercase; 
}
.info-item span { 
    font-weight: 700; 
    font-size: 1.1rem; 
}

/* Sección Cursos */
.section-container { 
    padding: 4rem 5%; 
    background: var(--white); 
}
.section-header { 
    text-align: center; 
    margin-bottom: 3rem; 
}
.section-header h2 { 
    font-size: 2.5rem; 
    color: var(--c-primary); 
    margin-bottom: 0.5rem; 
}

.courses-wrapper {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.course-card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
    width: 350px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}
.course-card:hover { 
    transform: translateY(-10px); 
}

.course-card.advanced {
    border: 2px solid var(--c-primary);
    transform: scale(1.05); /* Ligeramente más grande */
}

.card-header {
    background: var(--c-primary);
    color: var(--white);
    padding: 20px;
    text-align: center;
}
.basic .card-header { 
    background: var(--c-secondary); 
}
/* --- ESTILOS DE LOS MODALES --- */

/* El fondo oscuro que cubre toda la pantalla */
.modal-overlay {
    display: none; /* Oculto por defecto */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(30, 51, 64, 0.85); /* Tu color primario con transparencia */
    z-index: 2000; /* Por encima de todo */
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s;
}

/* La caja blanca del contenido */
.modal-content {
    background-color: #fff;
    width: 90%;
    max-width: 600px;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    animation: slideUp 0.3s;
}

/* Animaciones suaves */
@keyframes fadeIn { 
    from { 
        opacity: 0; 
    } to { 
        opacity: 1; 
    } 
}
@keyframes slideUp { 
    from { 
        transform: translateY(50px); 
    } to { 
        transform: translateY(0); 
    } 
}

/* Cabeceras de colores */
.modal-header { 
    padding: 20px; 
    color: #fff; 
    text-align: center; 
}
.modal-header h2 { 
    margin: 0; 
    font-size: 2rem; 
}
.modal-header p { 
    margin: 5px 0 0 0; 
    opacity: 0.9; 
}

.basic-header { 
    background-color: var(--c-secondary); 
} /* Azul claro para básico */
.advanced-header { 
    background-color: var(--c-primary); 
} /* Azul oscuro para avanzado */

/* Cuerpo del modal */
.modal-body { 
    padding: 30px; 
    color: #333; 
}
.modal-body h3 { 
    color: var(--c-primary); 
    margin-top: 0; 
}

.detail-list { 
    padding-left: 20px; 
    line-height: 1.8; 
    margin-bottom: 20px; 
}
.detail-list strong { 
    color: var(--c-secondary); 
}

/* Botón de cerrar (X) */
.close-btn {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}
.close-btn:hover { 
    color: var(--c-accent); 
}

/* Caja de alerta para el uniforme */
.alert-box {
    background-color: #f0f4f8;
    border-left: 4px solid var(--c-primary);
    padding: 15px;
    margin: 15px 0;
    font-size: 0.95rem;
}

/* Pie del modal */
.modal-footer-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    font-weight: bold;
    color: var(--c-primary);
    font-size: 1.1rem;
}

.btn-modal {
    display: block;
    width: 94.5%;
    padding: 15px;
    background-color: var(--c-primary);
    color: #fff;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    border-radius: 8px;
    transition: 0.3s;
}
.btn-modal:hover { 
    background-color: var(--c-secondary); 
}
.recommended-badge {
    position: absolute;
    top: 0; right: 0;
    background: var(--c-accent);
    color: var(--c-primary);
    font-size: 0.7rem;
    font-weight: bold;
    padding: 5px 10px;
    border-bottom-left-radius: 10px;
}

.card-body { 
    padding: 30px; 
}
.card-body ul { 
    list-style: none; 
    padding: 0; 
}
.card-body li { 
    margin-bottom: 15px; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    color: var(--c-dark); 
}
.card-body li i { 
    color: var(--c-secondary); 
}
.highlight-item { 
    color: var(--c-primary) !important; 
    font-weight: 700; 
}
.highlight-item i { 
    color: var(--c-primary) !important; 
}

/* Contacto */
.contact-section {
    background: var(--c-primary);
    padding: 4rem 5%;
    text-align: center;
    color: var(--white);
}

.contact-box {
    background: rgba(255,255,255,0.05);
    padding: 3rem;
    border-radius: 15px;
    border: 1px solid var(--c-secondary);
    max-width: 600px;
    margin: 0 auto;
}
/* --- NUEVOS ESTILOS PARA EL FORMULARIO --- */

.contact-container {
    display: flex;
    flex-wrap: wrap;
    max-width: 1100px;
    margin: 0 auto;
    gap: 2rem;
    align-items: flex-start;
    justify-content: space-between;
    text-align: left; /* Reseteamos alineación para escritorio */
}

/* Columna Izquierda */
.contact-info {
    flex: 1;
    min-width: 300px;
    color: var(--white);
}

.contact-info h2 { 
    font-size: 2.5rem; 
    margin-bottom: 1rem; 
    color: var(--c-accent); 
}
.contact-info p { 
    margin-bottom: 2rem; 
    opacity: 0.9; 
}

.info-card {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.05);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--c-secondary);
}
.info-card:hover{
    background-color: var(--c-secondary);
    color: var(--c-dark); 
}
.info-card i { 
    font-size: 2rem; 
    color: var(--c-accent); 
}
.info-card h3 { 
    margin: 0; 
    font-size: 1.1rem; 
}
.info-card span { 
    font-size: 0.9rem; 
    opacity: 0.8; 
}
.phone-btn-large {
    display: block;
    text-align: center;
    background: var(--c-secondary);
    color: var(--white);
    font-weight: 800;
    padding: 15px;
    border-radius: 8px;
    text-decoration: none;
    margin-top: 30px;
    transition: 0.3s;
}
.phone-btn-large:hover { 
    background: var(--c-accent);
    color: var(--c-primary); 
}

/* Columna Derecha: La Caja del Formulario */
.form-box {
    flex: 1;
    min-width: 300px;
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    color: var(--c-dark);
}

.form-box h3 {
    color: var(--c-primary);
    margin-top: 0;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--c-secondary);
    padding-bottom: 10px;
    display: inline-block;
}

/* Inputs y Labels */
.input-group { 
    margin-bottom: 15px; 
}
.input-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--c-primary);
    margin-bottom: 5px;
}

.input-group input, 
.input-group select, 
.input-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd; /* Borde suave */
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    background: #f9f9f9;
    transition: 0.3s;
    box-sizing: border-box; /* Importante para que no se salga del contenedor */
}

/* Efecto Focus (Cuando escriben) */
.input-group input:focus, 
.input-group select:focus, 
.input-group textarea:focus {
    border-color: var(--c-secondary);
    outline: none;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(105, 127, 140, 0.2); /* Sombra azul suave */
}

/* Fila de dos columnas para email y teléfono */
.row-50 {
    display: flex;
    gap: 15px;
}
.row-50 .input-group { 
    flex: 1; 
}

/* Botón de Enviar */
.btn-submit {
    width: 100%;
    background: var(--c-primary);
    color: var(--white);
    border: none;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 10px;
}

.btn-submit:hover {
    background: var(--c-secondary);
    transform: translateY(-2px);
}
.phone-btn {
    display: inline-block;
    background: var(--c-accent);
    color: var(--c-primary);
    font-size: 1.5rem;
    font-weight: 800;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    margin-top: 20px;
}
.phone-btn:hover { 
    background: var(--white); 
}
.main-footer {
    background-color: var(--c-primary); /* Tu azul oscuro */
    color: var(--white);
    padding-top: 60px;
    margin-top: 50px;
    border-top: 5px solid var(--c-secondary); /* Línea decorativa superior */
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 40px;
}

.footer-col {
    flex: 1;
    min-width: 250px; /* Para que no se aplasten en móviles */
    margin-bottom: 30px;
}

/* Columna 1: Logo y Redes */
.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}
.footer-logo img { 
    width: 80px; 
    height: auto; 
}
.footer-logo h3 { 
    margin: 0; 
    font-size: 1.5rem; 
    letter-spacing: 2px; 
}

.footer-desc {
    color: var(--c-accent); /* Gris plata */
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    color: var(--white);
    border-radius: 50%;
    margin-right: 10px;
    transition: 0.3s;
    text-decoration: none;
}
.social-links a:hover { 
    background: var(--c-secondary); 
    transform: translateY(-3px); 
}

/* Columna 2: Enlaces */
.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}
.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 2px;
    background: var(--c-secondary);
}

.footer-links { 
    list-style: none; 
    padding: 0; 
}
.footer-links li { 
    margin-bottom: 12px; 
}
.footer-links a {
    color: var(--c-accent);
    text-decoration: none;
    transition: 0.3s;
    font-size: 0.95rem;
}
.footer-links a:hover { 
    color: var(--white); 
    padding-left: 5px; 
}

/* Columna 3: Contacto */
.contact-list { 
    list-style: none; 
    padding: 0; 
}
.contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: var(--c-accent);
    font-size: 0.95rem;
}
.contact-list i { 
    color: var(--c-secondary); 
    margin-top: 5px; 
}

/* Barra final */
.footer-bottom {
    background-color: #15232d; /* Un tono más oscuro que tu primario */
    text-align: center;
    padding: 20px;
    margin-top: 20px;
    font-size: 0.85rem;
    color: #6d7a85;
}
/* Responsive para Formulario */

@media (max-width: 768px) {

    .contact-container { 
        flex-direction: column; 
    }
    .row-50 { 
        flex-direction: column; gap: 0; 
    }
    .form-box { 
        padding: 1.5rem; 
        width: 100%; 
        box-sizing: border-box;
    }
}


/* Responsive */
@media (max-width: 768px) {
 /* Aquí iría el menú móvil con JS */
    .hero h1 { 
        font-size: 2.5rem; 
    }
    .course-card.advanced { 
        transform: scale(1); 
    }
    .menu-toggle {
        display: block; 
    }

    /* 2. Configuramos la lista de enlaces para que se oculte al inicio */
    .nav-links {
        display: none; /* Oculto por defecto en celular */
        width: 100%;
        position: absolute;
        top: 100%; /* Justo debajo de la barra */
        left: 0;
        background-color: var(--c-primary);
        flex-direction: column; /* Lista vertical */
        padding: 20px 0;
        text-align: center;
        border-top: 1px solid rgba(255,255,255,0.1);
        box-shadow: 0 10px 10px rgba(0,0,0,0.2);
    }

    /* 3. Clase especial que agregaremos con JS para mostrar el menú */
    .nav-links.active {
        display: flex; /* Se muestra cuando tiene la clase 'active' */
    }

    .nav-links li {
        margin: 15px 0;
    }
    
    /* Ajuste para que los botones modales no se vean raros en móvil */
    .hero h1 { 
        font-size: 2.5rem; 
    }
    .course-card.advanced { 
        transform: scale(1); 
    }
    
    /* Ajustamos el contenedor del formulario para que no se rompa */
    .contact-container { 
        flex-direction: column; 
    }
    .footer-container { 
        flex-direction: column; 
    }
    .footer-col { 
        border-bottom: 1px solid rgba(255,255,255,0.05); 
        padding-bottom: 20px; 
    }
    .footer-col:last-child { 
        border-bottom: none; 
    }
}