/* PROCESO 2: DISEÑO Y ESTILO (CSS) - VERSIÓN FINAL Y MEJORADA */

/* 1. Variables globales */
:root {
    --color-bg: #05082e;
    --color-secondary: #145da1;
    --color-accent: #f8d12a;
    --color-text-light: #ffffff;
    --color-text-dark: #05082e;
    --color-muted: #adb5bd;
    --color-deep-blue: #030622;
    --border-radius-main: 15px;
    --box-shadow-main: 0 10px 25px rgba(0, 0, 0, 0.2);
    --transition-main: all 0.3s ease-in-out;
}

/* 2. Reset y base tipográfica */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
    font-size: 16px;
}
body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text-light);
    line-height: 1.7;
    overflow-x: hidden;
}

/* 3. Clase de Accesibilidad (para ocultar visualmente) */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* 4. Animación Reveal */
.reveal {
    position: relative;
    transform: translateY(50px);
    opacity: 0;
    transition: all 1s ease;
}
.reveal.active {
    transform: translateY(0);
    opacity: 1;
}

/* 5. Contenedores y secciones */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
section {
    padding: 100px 0;
}
.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 20px;
    color: var(--color-accent);
}
.section-subtitle {
    text-align: center;
    max-width: 750px;
    margin: 0 auto 60px;
    font-size: 1.1rem;
    color: var(--color-muted);
}

/* 6. Header y navegación */
header {
    background-color: rgba(5, 8, 46, 0.8);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo img {
    height: 50px;
    display: block; /* Evita espacios extra debajo de la imagen */
}
.main-nav {
    margin-left: auto; /* Empuja la navegación a la izquierda, dejando espacio para el CTA */
}
.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
}
.main-nav ul li {
    margin-left: 35px;
}
.main-nav ul li a {
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-main);
    position: relative;
    padding-bottom: 5px;
}
.main-nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-accent);
    transition: var(--transition-main);
}
.main-nav ul li a:hover,
.main-nav ul li a.active {
    color: var(--color-accent);
}
.main-nav ul li a:hover::after,
.main-nav ul li a.active::after {
    width: 100%;
}

/* 7. CTA “Acceder a la Demo” en el Header */
.nav-cta {
    margin-left: 40px; /* Espacio entre el último enlace de nav y el botón */
}
.nav-cta a {
    display: flex;
    align-items: center;
    gap: 10px; /* Espacio entre el texto y el ícono SVG */
    background: linear-gradient(90deg, var(--color-accent), #ffd700);
    color: var(--color-text-dark);
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(248, 209, 42, 0.3);
    transition: all 0.4s ease;
    text-decoration: none;
    white-space: nowrap; /* Evita que el texto se parta en dos líneas */
}
.nav-cta a:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(248, 209, 42, 0.5);
}
.nav-cta a svg {
    transition: transform 0.3s ease;
}
.nav-cta a:hover svg {
    transform: translateX(3px); /* Pequeño movimiento del ícono al pasar el mouse */
}

/* 8. Menú móvil */
.mobile-menu-icon {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    margin-left: 20px; /* Espacio por si el CTA se encoge */
}
.mobile-menu-icon .bar {
    width: 25px;
    height: 3px;
    background-color: var(--color-text-light);
    border-radius: 5px;
    transition: var(--transition-main);
}

/* 9. Slider de inicio */
#inicio {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 0;
}
/* ... (resto de la sección 9 sin cambios) ... */
.slider-container { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.slider { position: relative; width: 100%; height: 100%; }
.slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; transition: opacity 1.5s ease-in-out; }
.slide.active { opacity: 1; z-index: 1; }
.slide .slide-bg { width: 100%; height: 100%; background-size: cover; background-position: center; transform: scale(1.0); transition: transform 8s ease-in-out; }
.slide.active .slide-bg { transform: scale(1.1); }
.slider-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(5, 8, 46, 0.6); z-index: 2; }
.slide-content { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 3; display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 20px; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
.slide-content h1, .slide-content p, .slide-content .btn-primary { opacity: 0; }
.slide.active .slide-content h1 { font-size: 3.8rem; font-weight: 800; text-shadow: 2px 2px 10px rgba(0,0,0,0.5); animation: fadeInUp 1s 0.5s forwards; }
.slide.active .slide-content p { font-size: 1.2rem; max-width: 600px; margin: 20px auto 40px; animation: fadeInUp 1s 0.8s forwards; }
.btn-primary { background-color: var(--color-accent); color: var(--color-text-dark); padding: 15px 35px; border-radius: 50px; text-decoration: none; font-weight: 700; font-size: 1.1rem; transition: var(--transition-main); display: inline-block; border: none; cursor: pointer; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 5px 15px rgba(248, 209, 42, 0.4); }
.slide.active .slide-content .btn-primary { animation: fadeInUp 1s 1.1s forwards; }
.slider-controls { position: absolute; top: 50%; width: 100%; display: flex; justify-content: space-between; transform: translateY(-50%); z-index: 5; padding: 0 30px; }
.slider-btn { background: rgba(255,255,255,0.1); backdrop-filter: blur(5px); color: white; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%; width: 50px; height: 50px; font-size: 2rem; cursor: pointer; transition: var(--transition-main); }
.slider-btn:hover { background: var(--color-accent); color: var(--color-text-dark); }
.slide-progress { position: absolute; bottom: 0; left: 0; height: 4px; background-color: var(--color-accent); width: 0; z-index: 4; }
.slide.active .slide-progress { width: 100%; transition: width 5s linear; }


/* 10. Grillas y contenido */
/* ... (secciones 10, 11, 12 y 13 sin cambios) ... */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 60px; align-items: center; }
.info-image { width: 100%; border-radius: var(--border-radius-main); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
#servicios { background-color: var(--color-deep-blue); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.service-card { background: linear-gradient(145deg, rgba(20, 93, 161, 0.1), rgba(5, 8, 46, 0.2)); padding: 40px 30px; border-radius: var(--border-radius-main); text-align: center; transition: var(--transition-main); border: 1px solid rgba(255, 255, 255, 0.1); }
.service-card:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.3); border-color: var(--color-accent); }
.service-card-icon { margin-bottom: 25px; color: var(--color-accent); }
.service-card h3 { font-size: 1.5rem; margin-bottom: 15px; }


/* 11. CTA sección "Acceso a plataforma" */
#acceso-plataforma { background: linear-gradient(45deg, var(--color-secondary), var(--color-bg)); text-align: center; }
.cta-box { background: rgba(255,255,255,0.05); padding: 60px 40px; border-radius: var(--border-radius-main); border: 1px solid rgba(255,255,255,0.1); box-shadow: var(--box-shadow-main); }
.cta-box h2 { font-size: 2.5rem; color: var(--color-text-light); margin-bottom: 20px; }
.cta-box p { color: var(--color-muted); max-width: 600px; margin: 0 auto 40px; }
.btn-cta { background: linear-gradient(90deg, var(--color-accent), #ffd700); color: var(--color-text-dark); padding: 18px 45px; border:none; border-radius: 50px; font-weight: 700; font-size: 1.2rem; text-decoration:none; display:inline-block; box-shadow: 0 5px 20px rgba(248, 209, 42, 0.4); transition: all 0.4s ease; }
.btn-cta:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(248, 209, 42, 0.6); }

/* 12. Footer */
.main-footer { background-color: var(--color-deep-blue); padding: 60px 0 0 0; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-about .logo img { height: 40px; margin-bottom: 20px; }
.footer-about p { color: var(--color-muted); font-size: 0.9rem; }
.footer-links h4, .footer-social h4 { font-size: 1.2rem; color: var(--color-text-light); margin-bottom: 20px; }
.footer-links ul { list-style: none; padding: 0; }
.footer-links ul li { margin-bottom: 10px; }
.footer-links ul li a { color: var(--color-muted); text-decoration: none; transition: var(--transition-main); }
.footer-links ul li a:hover { color: var(--color-accent); padding-left: 5px; }
.social-icons { display: flex; gap: 15px; }
.social-icons a { color: var(--color-muted); font-size: 1.5rem; text-decoration: none; transition: var(--transition-main); }
.social-icons a:hover { color: var(--color-accent); transform: scale(1.2); }
.footer-bottom { background-color: #02041a; padding: 20px 0; text-align: center; }
.footer-bottom p { margin: 0; color: var(--color-muted); font-size: 0.9rem; }
.footer-bottom a { color: var(--color-accent); text-decoration: none; }

/* 13. Scroll-Up Button (ir al inicio) */
#scroll-up { position: fixed; bottom: 40px; left: 40px; width: 50px; height: 50px; background-color: var(--color-accent); color: var(--color-text-dark); border-radius: 50%; box-shadow: var(--box-shadow-main); display: flex; align-items: center; justify-content: center; opacity: 0; transform: translateY(100px); transition: opacity 0.3s ease, transform 0.3s ease; pointer-events: none; z-index: 2000; }
#scroll-up:hover { background-color: var(--color-secondary); color: var(--color-text-light); }
#scroll-up.active { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* 14. Responsive */
@media (max-width: 992px) {
    /* Ocultar navegación de escritorio y mostrar ícono móvil */
    .main-nav, .nav-cta {
        display: none;
    }
    .mobile-menu-icon {
        display: flex;
    }
    
    /* Estilos para el menú móvil cuando está activo */
    .main-nav.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px; /* Ajustar a la altura de tu header */
        left: 0;
        width: 100%;
        background-color: var(--color-bg);
        padding: 20px 0;
    }
    .main-nav.active ul {
        flex-direction: column;
        width: 100%;
    }
    .main-nav.active ul li {
        margin: 15px 0;
        text-align: center;
    }

    /* Transformación del ícono de hamburguesa a "X" */
    .mobile-menu-icon.active .bar:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    .mobile-menu-icon.active .bar:nth-child(2) {
        opacity: 0;
    }
    .mobile-menu-icon.active .bar:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    /* Layouts de grilla a una columna */
    .grid-2,
    .grid-3,
    .footer-content {
        grid-template-columns: 1fr;
    }
    .footer-content { text-align: center; }
    .footer-about .logo img { margin: 0 auto 20px; }
    .social-icons { justify-content: center; }
}

@media (max-width: 768px) {
    .slide-content h1 {
        font-size: 2.8rem;
    }
    .section-title {
        font-size: 2.2rem;
    }
}