/* =========================
   PALETA DE COLORES
   ========================= */
:root {
   --bg-light: #f5f5f5;            /* Fondo general suave */
    --text-dark: #1a1a1a;          /* Texto principal legible */
    --primary: #4a6fa5;            /* Azul institucional */
    --primary-hover: #274c77;      /* Azul más profundo para hover */
    --header-bg: rgba(255, 255, 255, 0.72);  /* Vidrio claro */
    --footer-bg: rgba(255, 255, 255, 0.45);  /* Vidrio más suave */
}

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

html, body {
    height: 100%;
}

body {
    display: flex;
    flex-direction: column;
    background: transparent; /* ✅ cuerpo transparente */
    color: var(--text-dark);
}

/* Wrapper principal */
.main-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* =========================
   HEADER
   ========================= */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem; /* es el espacio interno del header entre borde y contenido */
    background: var(--header-bg);
    backdrop-filter: blur(6px); /* Efecto vidrio en el header */
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem; /* Espacio entre logo y texto */
}

.logo-header,
.logo-text {
    max-height: 5vh;
}

/* =========================
   NAV
   ========================= */
.main-nav ul {
    display: flex;
    gap: 1.5rem; /* Espacio entre los elementos del menú */
    list-style: none;
}

.main-nav a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color .2s;
    font-size: 0.875rem; /* Cambiado a relativo */
}

.main-nav a:hover {
    color: var(--primary);
}

/* =========================
   HERO (Fondo)
   ========================= */
.hero {
    flex: 1;
   /* background-image: url("/static/img/frente_museo.png"); +/ /* ✅ RUTA CORRECTA */
    background-image: url("/static/img/edificio2.jpg"); /* ✅ RUTA CORRECTA */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

/* =========================
   FOOTER
   ========================= */

.footer {
    position: absolute;
    bottom: 10px;
    width: 100%;
    text-align: center;
    padding: 0.5rem 0;
    color: white;
    font-size: 0.75rem; /* Cambiado a relativo */
    background: rgba(0,0,0,0.35); /* sombra transparente */
    border-radius: 8px;
    max-width: 30%; /* Cambiado a porcentaje */
    margin: auto;
    left: 50%;
    transform: translateX(-50%);
}