:root {
    --header-height: calc(1.3rem * 2 + 2.5rem);
}
/* ------------------------------------- */
/* --- ESPACIADOR SÓLIDO (CON COLOR Y ANIMACIÓN) --- */
/* ------------------------------------- */
.header-spacer {
    /* Mantiene la altura del encabezado fijo para empujar el contenido */
    height: var(--header-height);
    width: 100%;
    
    /* PROPIEDADES VISUALES APLICADAS */
    background-color:  #565e79; /* Azul Francia */
    position: relative; /* Necesario para posicionar el pseudo-elemento animado */
    overflow: hidden; /* Oculta el pseudo-elemento que crea el efecto */
}

/* Efecto de movimiento leve dentro del fondo */
.header-spacer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    /* Gradiente radial sutil para el efecto de movimiento */
    background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.1) 10%, transparent 70%);
    animation: slight-move 15s infinite linear;
}

@keyframes slight-move {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    50% {
        transform: translate(5%, 5%) rotate(1deg);
    }
    100% {
        transform: translate(0, 0) rotate(0deg);
    }
}:root {
    --dark-bg: #000000;
    --dark-secondary: #0a0a0a;
    --accent: #1a237e;
    --accent-light: #3949ab;
    --accent-bright: #5c6bc0;
    --text-primary: #ffffff;
    --text-secondary: #b0bec5;
    --card-bg: rgba(10, 10, 10, 0.9);
    --highlight-bg: rgba(26, 35, 126, 0.2);
    --border-color: rgba(92, 107, 192, 0.3);
}

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

body {
    font-family: 'Montserrat', sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    position: relative;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.3rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    box-sizing: border-box;
}


.header::before {
    content: '';
    position: absolute;
    width: 100%;
    top: 0;
    left: 0;
    height: 100%;
    background: rgba(0,0,0, .1);
    backdrop-filter: blur(50px);
    z-index: -1;
}

.header::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255, .4),
    transparent);
    transition: .5s;
}

.header:hover::after {
    left: 100%;
}

/* ESTILO DEL LOGO (CONTENEDOR DEL ENLACE) */
.logo{
    text-decoration: none;
    font-weight: 700;
    display: flex; /* Asegura que la imagen esté bien centrada */
    align-items: center;
}

/* ESTILO DE LA IMAGEN DENTRO DEL LOGO */
.logo img {
    height: 2.5rem; /* Ajusta la altura de la imagen en la barra */
    width: auto;
}

.navbar a{
    font-size: 1.15rem;
    color: aliceblue;
    text-decoration: none;
    font-weight: 500;
    margin: 0 0.8rem;
}

/* ------------------------------------- */
/* --- ESTILOS PARA MENÚS DESPLEGABLES (DROPDOWN) - ESCRITORIO --- */
/* ------------------------------------- */

.dropdown {
    position: relative;
    display: inline-block;
    margin: 0 0.8rem;
}

.dropdown > a {
    font-size: 1.15rem;
    color: aliceblue;
    text-decoration: none;
    font-weight: 500;
    margin: 0; 
}

.dropdown-content {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    min-width: 180px;
    background: rgba(0,0,0, .7); 
    backdrop-filter: blur(20px);
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.4);
    z-index: 200;
    border-radius: 5px;
    padding: 5px 0; 
}

.dropdown-content a {
    color: aliceblue;
    padding: 10px 16px;
    text-decoration: none;
    display: block;
    text-align: center;
    transition: background-color 0.3s;
    font-weight: 400;
    margin: 0;
}

.dropdown-content a:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

.dropdown:hover .dropdown-content {
    display: block; /* Muestra el submenú al pasar el ratón en escritorio */
}


.icons {
    position: absolute;
    right: 5%;
    font-size: 2.8rem;
    color: aliceblue;
    cursor: pointer;
    display: none;
}

#check {
    display: none;
}

@media (max-width: 992px) {
    .header {
        padding: 1.3rem 2rem;
    }
}

@media (max-width: 768px) {
    .icons {
        display: inline-flex;
    }
    
    #check:checked~.icons #menu-icon {
        display: none;
    }

    .icons #close-icon {
        display: none;
    }

    #check:checked~.icons #close-icon {
        display: block;
    }

    .navbar {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        height: 0; 
        background: rgba(0,0,0, .1);
        backdrop-filter: blur(50px);
        box-shadow: 0 .5rem 1rem rgba(0,0,0, .1);
        overflow: hidden;
        transition: .3s ease;
    }

    #check:checked~.navbar {
        height: 100vh; 
        overflow-y: auto; 
    }

    /* Reglas para los elementos de navegación en móvil */
    .navbar a,
    .dropdown {
        display: block;
        font-size: 1.1rem;
        margin: 1.5rem 0;
        text-align: center;
    }
    
    /* ESTILOS DE LOS CONTENEDORES DROPDOWN EN MÓVIL */
    .dropdown {
        margin: 1.5rem 0;
        display: block;
    }

    .dropdown-content {
        /* Ocultar submenú por defecto en móvil */
        display: block; 
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out; 
        
        position: static;
        min-width: 100%;
        box-shadow: none;
        background: transparent;
        backdrop-filter: none;
        padding: 0;
        transform: none;
    }

    /* ESTILO DE LOS SUBENLACES EN MÓVIL (Indentación) */
    .dropdown-content a {
        text-align: left; 
        padding: 8px 16px; 
        padding-left: 60px; /* INDENTACIÓN */
        font-size: 1rem; 
        margin: 0.5rem 0; 
        
        opacity: 1; 
        transform: none;
    }
    
    /* Aseguramos que el enlace principal no tenga el margen de los otros */
    .dropdown-toggle {
        margin: 1.5rem 0;
    }
}
/* Fondo con imagen más oscuro */
.background-image {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(images/FondoMision.png) center/cover;
    opacity: 0.05;
    z-index: -2;
}

/* Fondo animado más oscuro */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 20% 80%, var(--accent-bright) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, var(--accent) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, var(--dark-secondary) 0%, transparent 50%),
                var(--dark-bg);
    animation: bgShift 25s ease-in-out infinite;
}

@keyframes bgShift {
    0%, 100% { background-position: 0% 0%, 100% 0%, 0% 0%, 0% 0%; }
    50% { background-position: 100% 100%, 0% 100%, 100% 0%, 100% 0%; }
}

/* Contenedor principal */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    position: relative;
    z-index: 1;
}

/* Título principal */
.main-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.main-title h1 {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(90deg, var(--text-primary), var(--accent-light), var(--accent-bright));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 15px;
    animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* Bloques separados con fondo negro */
.mission-blocks {
    background: transparent; /* AHORA TRANSPARENTE */
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 80px;
}

.mission-block {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px 30px;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.4s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mission-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(92, 107, 192, 0.1), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.mission-block:hover {
    transform: translateY(-10px);
    border-color: var(--accent-light);
    box-shadow: 0 20px 40px rgba(92, 107, 192, 0.4);
}

.mission-block:hover::before {
    opacity: 1;
}

.mission-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    position: relative;
    transition: all 0.3s ease;
}

.mission-block:hover .mission-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 0 25px rgba(92, 107, 192, 1);
}

.mission-icon i {
    font-size: 2.5rem;
    color: var(--text-primary);
}

.mission-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
}

.mission-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-bright);
    transition: width 0.3s ease;
}

.mission-block:hover .mission-title::after {
    width: 100%;
}

.mission-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

.mission-highlight {
    background: var(--highlight-bg);
    border-left: 3px solid var(--accent-light);
    padding: 15px;
    border-radius: 8px;
    font-weight: 500;
    color: var(--text-primary);
    position: relative;
    overflow: hidden;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.mission-highlight::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(92, 107, 192, 0.3), transparent 70%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.mission-block:hover .mission-highlight::before {
    animation: highlightPulse 1.5s ease infinite;
}

@keyframes highlightPulse {
    0% { transform: rotate(45deg) scale(0.8); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: rotate(45deg) scale(1.2); opacity: 0; }
}

/* Bloque de texto introductorio */
.intro-section {
    background: var(--card-bg);
    border-radius: 25px;
    padding: 60px 40px;
    margin: 80px 0;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.intro-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(92, 107, 192, 0.1), transparent 70%);
    animation: visionRotate 30s linear infinite;
    z-index: 0;
}

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

.intro-content {
    position: relative;
    z-index: 1;
}

.intro-text {
    font-size: 1.3rem;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 500;
    text-align: center;
    letter-spacing: 1px;
}

/* Bloque de conclusión */
.conclusion-section {
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.95), rgba(0, 0, 0, 0.95));
    border-radius: 25px;
    padding: 60px 40px;
    margin: 80px 0;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.conclusion-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(92, 107, 192, 0.1), transparent 70%);
    animation: visionRotate 30s linear infinite;
    z-index: 0;
}

.conclusion-content {
    position: relative;
    z-index: 1;
}

.conclusion-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    text-align: center;
    position: relative;
    display: inline-block;
}

.conclusion-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--accent-bright);
    transition: width 0.3s ease;
}

.conclusion-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

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

/* ============================================== */
/* ESTILOS PARA LA SECCIÓN HERO */
/* ============================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    /* Usando una imagen de fondo y un gradiente oscuro para un look futurista */
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('images/FondoMision.png') center/cover no-repeat;
    color: white;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Efecto de gradiente de color brillante */
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 2rem;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: fadeInDown 1s ease-out;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    max-width: 800px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

/* Animaciones simples */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Responsive */
@media (max-width: 1024px) {
    .mission-blocks {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .main-title h1 {
        font-size: 2.5rem;
    }
    
    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1.2rem;
    }
    
    .intro-text {
        font-size: 1.1rem;
    }
    
    .mission-blocks {
        grid-template-columns: 1fr;
    }
    
    .conclusion-title {
        font-size: 1.5rem;
    }
}

/* ============================================== */
/* ESTILOS DEL FOOTER */
/* ============================================== */
.footer-minimal {
    /* MODIFICACIÓN SOLICITADA: Fondo con el mismo degrade/animación que el fondo de la página */
    background: radial-gradient(circle at 20% 80%, var(--accent-bright) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, var(--accent) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, var(--dark-secondary) 0%, transparent 50%),
                var(--dark-bg);
    animation: bgShift 25s ease-in-out infinite;
    background-attachment: fixed; /* CRUCIAL: Mantiene el fondo fijo para que coincida con el fondo general del body */
    
    color: #dfe6e9; /* Texto claro para fondo oscuro */
    padding: 1.5rem 0; 
    font-size: 1rem;
    text-align: center;
    
    /* Línea delgada que separa el footer del contenido, usando el azul de acento */
    border-top: 1px solid rgba(0, 153, 255, 0.2); 
}

.footer-content-minimal {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem; /* Espacio reducido entre redes y copyright */
}

/* Estilos de los íconos sociales */
.social-icons-minimal a {
    color: #dfe6e9;
    font-size: 1.5rem;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.social-icons-minimal a:hover {
    /* Color gris claro en hover (Opción 2 de tu solicitud anterior) */
    color: rgba(204, 204, 204, 1); 
}

/* Estilo del texto de copyright */
.copyright-minimal {
    margin: 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Asegura que el elemento base footer no tenga estilos conflictivos */
footer {
    text-align: center;
    padding: 30px;
    background: rgba(0, 0, 0, 0.3); /* Este es el estilo general. Lo ajustamos a algo más sutil. */
    /* ... (rest of general footer styles should be clean, without margin-top) ... */
    
    /* Asegura que no tenga backdrop-filter o border-top conflictivos si .footer-minimal lo aplica */
}


#page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999; /* Asegura que esté por encima de todo */
    transition: opacity 0.5s ease-out; /* Transición para el efecto fade out */
    opacity: 1;
    pointer-events: all; /* Bloquea la interacción con el contenido de la página */
}

#page-loader.hidden {
    opacity: 0;
    pointer-events: none; /* Permite la interacción cuando desaparece */
}

.gif-container {
    width: 400px;
    height: 400px;
    z-index: 1;
}

.gif-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.loading-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    margin-top: -100px;
}

.loading-text {
    color: #ffffff;
    font-size: 24px;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 20px;
    animation: textPulse 2s ease-in-out infinite;
}

.loading-dotts {
    display: flex;
    gap: 8px;
}

.dott {
    width: 12px;
    height: 12px;
    background-color: #ffffff;
    border-radius: 50%;
    animation: dotPulse 1.4s ease-in-out infinite;
}

.dott:nth-child(1) { animation-delay: 0s; }
.dott:nth-child(2) { animation-delay: 0.2s; }
.dott:nth-child(3) { animation-delay: 0.4s; }

/* Keyframes de animación del loader */
@keyframes textPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes dotPulse {
    0%, 60%, 100% { 
        opacity: 0.3;
        transform: scale(0.8);
    }
    30% { 
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive adjustments */
@media (max-width: 480px) {
    .gif-container {
                width: 450px; /* Tamaño aumentado */
                height: 450px; /* Tamaño aumentado */
                top: 10%; /* Posición más arriba */
            }
    .loading-text {
        font-size: 20px;
    }
    .loading-content {
    margin-top: -80px; /* Mueve el texto hacia abajo para separarlo del GIF agrandado */
}}