body {
    background-color: #0a1f44;
}

.realidad-simple {
    position: relative;
    padding: 20px 20px;
    background: linear-gradient(135deg, #0a1f44, #0f2c5c, #163d7a);
    color: white;
    text-align: center;
    overflow: hidden;
}

/* efecto luz sutil */
.realidad-simple::before {
    content: "";
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.05), transparent 70%);
    top: -150px;
    right: -150px;
}

/* título */
.titulo-realidad {
    font-size: 36px;
    margin-bottom: 80px;
    position: relative;
}

.titulo-realidad::after {
    content: "";
    width: 80px;
    height: 3px;
    background: #2a6edb;
    display: block;
    margin: 20px auto 0 auto;
}

/* párrafos */
.parrafo {
    max-width: 800px;
    margin: 40px auto;
    font-size: 18px;
    line-height: 1.8;
    opacity: 0;                 /* empieza invisible */
    transform: translateY(50px); /* desplazado hacia abajo */
    transition: all 0.8s ease-out;
}

/* párrafo destacado */
.parrafo.destacado {
    font-weight: bold;
    color: #ffdd57;
}

.section-bg {
    position: relative;
    padding: 100px 20px;
    background-image: 
        linear-gradient(rgba(0,0,0,0.75), rgba(0,0,0,0.75)),
        url("../img/fondo-logo.png"); /* Cambia por tu imagen */
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* efecto elegante */
}

.container-neuropol {
    max-width: 1100px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* CARD ESTILO GLASS MODERNO */
.card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    padding: 35px;
    border-radius: 14px;
    box-shadow: 0 10px 35px rgba(0,0,0,0.25);
    transition: all 0.3s ease;
    border-top: 4px solid #0d3b66;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.35);
}

.card h2 {
    margin-bottom: 15px;
    color: #0d3b66;
    font-size: 22px;
}

.card p,
.card ul {
    color: #444;
    line-height: 1.6;
}

.card ul {
    padding-left: 20px;
}

.ayuda-section {
    position: relative;
    padding: 100px 20px;
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.80), rgba(0, 0, 0, 0.80)),
        url("../img/police.jpeg"); /* Cambia por tu imagen */

    background-size: cover;
    background-position: center;
    background-attachment: fixed;

    color: white;
}

.ayuda-section h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 32px;
    color: #b30000;
}

.ayuda-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px auto;
    font-size: 18px;
    opacity: 0.9;
}

.ayuda-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

/* Cards */
.ayuda-card {
    background: rgba(255, 255, 255, 0.95);
    color: #222;
    padding: 35px;
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 10px 35px rgba(0,0,0,0.3);
    transition: 0.3s ease;
    border-top: 5px solid #b30000; /* rojo emergencia */
}

.ayuda-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0,0,0,0.4);
}

.telefono {
    font-size: 24px;
    font-weight: bold;
    margin: 15px 0;
    color: #b30000;
}

.horario {
    font-size: 14px;
    opacity: 0.8;
}

.congreso .sub-header {
    position: relative;
    padding: 140px 20px;
    text-align: center;
    color: white;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.76)),
        url("../img/equipo.jpeg"); 
    background-size: contain;      
    background-position: center;
    background-repeat: no-repeat;
    height: 500px; 
}

.congreso .sub-header h1 {
    font-size: 38px;
    margin-bottom: 15px;
}

.congreso .sub-header p {
    font-size: 18px;
    opacity: 0.9;
}

.congreso .btn-principal {
    display: inline-block;
    margin-top: 25px;
    padding: 12px 28px;
    background: #0f2c5c;
    color: white;
    border-radius: 6px;
    text-decoration: none;
    transition: 0.3s ease;
    font-weight: 600;
}

.congreso .btn-principal:hover {
    background: #163d7a;
    transform: translateY(-3px);
}

.modelo-integral{
    padding:80px 10%;
    background:
        radial-gradient(circle at 50% 0%, rgba(120,70,30,0.35), transparent 60%),
        linear-gradient(to bottom, #1a1410, #0b0b0d);
    color:#f1f1f1;
    text-align:center;
}

.modelo-integral h2{
    font-family:'Cinzel', serif;
    font-size:2.2rem;
    color:#d4af37;
    margin-bottom:60px;
    letter-spacing:1px;
}

.modelo-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(150px, 1fr));
    gap:40px;
}

.modelo-item{
    padding:30px 20px;
    border-right:1px solid rgba(212,175,55,0.25);
    backdrop-filter:blur(4px);
    transition:0.4s ease;
    opacity:0;
    transform:translateY(30px);
}

.modelo-item img {
    width: 100%;
}

.modelo-item.visible{
    opacity:1;
    transform:translateY(0);
}

.modelo-item:hover{
    border-color:#d4af37;
    transform:translateY(-6px);
}

.icon{
    font-size:2rem;
    margin-bottom:15px;
}

.modelo-item h3{
    font-family:'Cinzel', serif;
    color:#d4af37;
    font-size:1.1rem;
}

.modelo-item h4{
    font-size:0.95rem;
    margin-bottom:15px;
    font-weight:400;
    color:#e6c96a;
}

.modelo-item p{
    font-size:0.85rem;
    line-height:1.5;
    color:#ddd;
}

.btn-modelo {
    margin-top: 20px;
    width: 100px;
    height: 40px;
    border: none;
    border-radius: 10px;
    background-color: #b69a3f;
}

/* Fondo oscuro */
  .overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    display: none; /* oculto por defecto */
    justify-content: center;
    align-items: center;
  }

  /* Contenido del modal */
.modal {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    animation: aparecer 0.3s ease;
    color: black;

    z-index: 20;
}

.modal h3 {
    margin-top: 10px;
    text-align: left;
}

.modal p, .modal li {
    text-align: left;
}



  .modal button {
    margin-top: 15px;
    padding: 8px 15px;
    cursor: pointer;
  }

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



/*  Proyeccion Internacional */

.proyeccion-internacional {
    position: relative;
    background-image: 
        linear-gradient(rgba(0, 20, 40, 0.651)),
        url("../img/internacional.jpeg");

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    padding: 120px 20px;
    display: flex;
    justify-content: center;
    align-items: center;

    color: white;
    text-align: center;
}

.contenido-proyeccion {
    max-width: 900px;
}

.proyeccion-internacional h2 {
    font-size: 42px;
    margin-bottom: 30px;
    font-weight: 700;
    letter-spacing: 1px;
}

.proyeccion-internacional p {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 20px;
    opacity: 0.95;
}