.header, .footer {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    margin: -1rem 0;
}
.footer {
    font-size: 0.8rem;
    color: #8A8888;
    border-top: 1px solid var(--border);
    margin: -1rem 0;
    text-align: center;
}
.header_content {
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 1rem;
}
.nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.main_content {
    padding: 1.5rem 0;
}
html, body {
    height: 100%;
    margin: 0;
}
body {
    display: flex;
    flex-direction: column;
    font-family: "Playfair Display", serif;
    font-optical-sizing: auto;
    font-weight: 400px;
    font-style: normal;
    margin: 10px;
    background: var(--background);
    color: var(--text);
    line-height: 1.5;
}
main {
    flex: 1;
}

#menu-toggle {
    display: none;
  }
  
  /* Botón */
  .menu-btn {
    font-size: 24px;
    cursor: pointer;
  }
  
  /* Menú oculto */
  .menu {
    position: fixed;
    top: 0;
    left: -250px;
    width: 250px;
    height: 100%;
    background: #225E22;
    color: white;
    transition: left 0.3s ease;
  }
  
  /* Cuando el checkbox está activo */
  #menu-toggle:checked ~ .menu {
    left: 0;
  }