/* Variables CSS para facilitar la gestión de colores y fuentes */
:root {
    --color-primary: #6B00F5; /* Violeta Intenso */
    --color-secondary: #00F5D4; /* Turquesa Eléctrico */
    --color-accent: #FF0077; /* Rosa Neón */
    --color-background-dark: #12002E; /* Azul Oscuro Profundo (fondo) */
    --color-text-light: #E0E0E0; /* Gris muy claro para texto */
    --color-card-bg: rgba(255, 255, 255, 0.05); /* Fondo de tarjeta semitransparente */
    --color-border-light: rgba(255, 255, 255, 0.1); /* Borde sutil */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Poppins', sans-serif;
    --shadow-neon-primary: 0 0 15px rgba(107, 0, 245, 0.7);
    --shadow-neon-secondary: 0 0 15px rgba(0, 245, 212, 0.7);
    --transition-speed: 0.4s ease-in-out;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-background-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: radial-gradient(circle at top left, var(--color-primary) 0%, transparent 25%),
                      radial-gradient(circle at bottom right, var(--color-secondary) 0%, transparent 25%);
    background-size: 80% 80%; /* Para que los gradientes sean grandes y sutiles */
    background-repeat: no-repeat;
    animation: backgroundShift 20s infinite alternate; /* Animación de fondo */
    overflow-x: hidden; /* Evitar scroll horizontal por animaciones */
}

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

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-speed), text-shadow var(--transition-speed);
}

a:hover {
    color: var(--color-accent);
    text-shadow: var(--shadow-neon-secondary);
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-text-light);
    margin-bottom: 15px;
    letter-spacing: 1.5px;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.1);
}

h1 {
    font-size: 3.5em;
    font-weight: 700;
    color: var(--color-secondary);
    text-shadow: 0 0 20px var(--color-secondary), 0 0 30px var(--color-secondary);
    line-height: 1;
}

h2 {
    font-size: 2.2em;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

h3 {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--color-primary);
}

.icon-effect {
    color: var(--color-primary);
    text-shadow: var(--shadow-neon-primary);
    font-size: 0.9em;
    animation: iconPulse 3s infinite alternate;
}

@keyframes iconPulse {
    0% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
    100% { transform: scale(1); opacity: 0.8; }
}

/* === HEADER === */
.main-header {
    text-align: center;
    padding: 60px 20px 40px;
    background: linear-gradient(180deg, var(--color-background-dark) 0%, rgba(18, 0, 46, 0.8) 70%, transparent 100%);
    position: relative;
    z-index: 10;
}

.header-content {
    animation: fadeInSlideDown 1.2s ease-out forwards;
    opacity: 0;
    transform: translateY(-20px);
}

@keyframes fadeInSlideDown {
    to { opacity: 1; transform: translateY(0); }
}

.main-header h2 {
    font-size: 1.2em;
    font-weight: 300;
    color: var(--color-text-light);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-top: 10px;
    text-shadow: none;
}

/* === MAIN CONTAINER === */
.main-container {
    max-width: 1300px;
    margin: 40px auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    flex-grow: 1;
}

/* === SECCIÓN GENERAL DE TARJETAS === */
.section-card {
    background-color: var(--color-card-bg);
    border: 1px solid var(--color-border-light);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(8px); /* Efecto de cristal esmerilado */
    -webkit-backdrop-filter: blur(8px);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.section-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 20%),
                radial-gradient(circle, var(--color-secondary) 0%, transparent 20%);
    background-size: 20px 20px;
    opacity: 0.03;
    animation: rotatePattern 60s linear infinite;
}

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

.section-card:hover {
    transform: translateY(-8px) scale(1.005);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), var(--shadow-neon-primary);
    border-color: var(--color-primary);
}

/* === HERO BANNER SECTION === */
.hero-section {
    padding: 0;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    border: none; /* Eliminar borde para esta sección */
    box-shadow: none;
    background-color: transparent;
    transition: none; /* Desactivar transiciones base para efectos personalizados */
}

.hero-section:hover {
    transform: none;
    box-shadow: none;
    border-color: transparent;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    filter: brightness(0.6) blur(2px); /* Oscurecer y desenfocar la imagen */
    transition: filter 1s ease-in-out;
}

.hero-section:hover .hero-image {
    filter: brightness(0.8) blur(0px); /* Aclarar y enfocar al pasar el ratón */
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(107, 0, 245, 0.4), rgba(0, 245, 212, 0.4));
    z-index: 2;
    mix-blend-mode: overlay; /* Unir colores de forma interesante */
    opacity: 0.8;
    animation: overlayFade 10s infinite alternate;
}

@keyframes overlayFade {
    0% { opacity: 0.7; background-position: 0% 0%; }
    100% { opacity: 0.9; background-position: 100% 100%; }
}

.banner-text {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 20px;
    color: white;
    text-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
    opacity: 0;
    animation: fadeInScale 1.5s 0.5s forwards cubic-bezier(0.175, 0.885, 0.32, 1.275); /* Animación elástica */
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

.banner-text h3 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: white;
    text-shadow: var(--shadow-neon-secondary);
}

.banner-text p {
    font-size: 1.2em;
    font-weight: 300;
}

/* === TEAM MEMBERS SECTION === */
.team-section {
    text-align: center;
}

.member-grid {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.member-card {
    display: flex;
    align-items: center;
    padding: 20px;
    background-color: rgba(0, 245, 212, 0.1); /* Fondo sutil para la tarjeta del miembro */
    border: 1px solid var(--color-secondary);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
    text-align: left;
    height: 100%;
    transform-style: preserve-3d; /* Para efectos 3D */
    perspective: 1000px; /* Para efectos 3D */
    animation: cardEntrance 0.8s ease-out forwards var(--delay); /* Animación de entrada con delay */
    opacity: 0;
}

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

/* Delays para las tarjetas */
.member-grid li:nth-child(1) .member-card { --delay: 0s; }
.member-grid li:nth-child(2) .member-card { --delay: 0.1s; }
.member-grid li:nth-child(3) .member-card { --delay: 0.2s; }
.member-card:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 12px 25px rgba(0, 245, 212, 0.3), var(--shadow-neon-secondary);
    border-color: var(--color-accent);
}

.member-card .card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0, 245, 212, 0.2), rgba(107, 0, 245, 0.2));
    opacity: 0;
    transition: opacity var(--transition-speed);
    z-index: 1;
}

.member-card:hover .card-bg {
    opacity: 1;
}

.member-card .card-content {
    position: relative;
    z-index: 2;
    flex-grow: 1;
}

.member-name {
    font-weight: 700;
    color: var(--color-text-light);
    font-size: 1.2em;
    margin-bottom: 5px;
}

.member-role {
    font-size: 0.9em;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 500;
}

.card-arrow {
    position: relative;
    z-index: 2;
    font-size: 1.5em;
    color: var(--color-secondary);
    margin-left: 15px;
    transform: translateX(0);
    transition: transform var(--transition-speed), color var(--transition-speed);
}

.member-card:hover .card-arrow {
    transform: translateX(5px);
    color: var(--color-accent);
}

/* === INSTITUTIONAL INFO SECTION === */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.info-block {
    background-color: rgba(107, 0, 245, 0.08);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(107, 0, 245, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.info-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 40%, rgba(0, 245, 212, 0.1) 50%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
    transform: scale(0);
}

.info-block:hover::before {
    opacity: 1;
    transform: scale(1);
}

.info-block:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4), 0 0 10px rgba(107, 0, 245, 0.5);
    border-color: var(--color-accent);
}

.info-block h3 {
    margin-bottom: 10px;
    color: var(--color-secondary);
    text-shadow: var(--shadow-neon-primary);
}

.info-block p {
    font-size: 0.95em;
    margin-bottom: 8px;
}

.info-block ul {
    list-style: none;
    margin-left: 10px;
}

.info-block ul li {
    position: relative;
    margin-bottom: 5px;
    padding-left: 15px;
}

.info-block ul li::before {
    content: '▪'; /* Punto decorativo */
    color: var(--color-accent);
    position: absolute;
    left: 0;
}

.topic-highlight {
    font-weight: 700;
    color: var(--color-accent);
    text-shadow: 0 0 5px rgba(255, 0, 119, 0.5);
    margin-top: 15px;
    padding-top: 10px;
    border-top: 1px dashed var(--color-border-light);
}

.info-block a {
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.info-block a .fa-external-link-alt {
    font-size: 0.8em;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.info-block a:hover .fa-external-link-alt {
    opacity: 1;
}

/* === FOOTER === */
.main-footer {
    text-align: center;
    margin-top: 60px;
    padding: 30px 20px;
    background-color: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--color-border-light);
    font-size: 0.85em;
    color: rgba(224, 224, 224, 0.7);
    animation: footerFadeIn 1.5s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

@keyframes footerFadeIn {
    to { opacity: 1; transform: translateY(0); }
}

.main-footer .fas {
    margin-right: 8px;
    color: var(--color-primary);
}

/* === RESPONSIVE DESIGN === */
@media (min-width: 768px) {
    .main-container {
        grid-template-columns: 2fr 1fr; /* Diseño de dos columnas para main */
        grid-template-areas:
            "hero-banner hero-banner"
            "team-members team-members"
            "institutional-info institutional-info"; /* Por defecto, todo en una columna lógica */
    }

    /* Ajuste para que institutional-info ocupe más espacio si es necesario */
    #hero-banner { grid-area: hero-banner; }
    #team-members { grid-area: team-members; }
    #institutional-info { grid-area: institutional-info; }
}

@media (min-width: 1024px) {
    .main-container {
        grid-template-columns: 1.5fr 1fr; /* Más espacio para la info institucional */
        grid-template-areas:
            "hero-banner hero-banner"
            "institutional-info team-members";
    }
}

@media (max-width: 767px) {
    h1 {
        font-size: 2.5em;
    }
    h2 {
        font-size: 1.8em;
    }
    .main-header {
        padding: 40px 15px 30px;
    }
    .section-card {
        padding: 30px 20px;
    }
    .member-grid {
        grid-template-columns: 1fr;
    }
    .info-grid {
        grid-template-columns: 1fr;
    }
    .banner-text h3 {
        font-size: 1.8em;
    }
    .banner-text p {
        font-size: 1em;
    }
}
/* === NUEVA BARRA DE NAVEGACIÓN PRINCIPAL (NAVBAR) === */
.main-nav {
    width: 100%;
    max-width: 900px;
    margin: 20px auto 0;
    padding: 10px 20px;
    background-color: var(--color-card-bg); /* Fondo semi-transparente */
    border: 1px solid var(--color-primary);
    border-radius: 10px;
    box-shadow: var(--shadow-neon-primary); /* Sombra de neón */
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    animation: fadeInSlideUp 1.5s 0.5s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

@keyframes fadeInSlideUp {
    to { opacity: 1; transform: translateY(0); }
}

.main-nav ul {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
    margin: 0;
}

.main-nav ul li a {
    color: var(--color-text-light);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1em;
    padding: 10px 15px;
    border-radius: 5px;
    transition: background-color 0.3s, color 0.3s, text-shadow 0.3s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.main-nav ul li a .fas {
    color: var(--color-secondary); /* Iconos en turquesa */
    transition: color 0.3s;
}

.main-nav ul li a:hover {
    color: var(--color-accent);
    text-shadow: 0 0 10px var(--color-accent);
    background-color: rgba(255, 255, 255, 0.05);
}

.main-nav ul li a:hover .fas {
    color: var(--color-accent);
}

/* Ajuste para pantallas pequeñas */
@media (max-width: 600px) {
    .main-nav {
        border-radius: 0;
        padding: 10px 5px;
        margin: 10px auto 0;
        border-left: none;
        border-right: none;
    }
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }
    .main-nav ul li a {
        font-size: 0.85em;
        padding: 8px 10px;
        /* Ocultar el texto y dejar solo iconos en móvil si es muy apretado */
        /* display: block; text-indent: -9999px; width: 40px; height: 40px; */ 
    }
}