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

.footer {
    background: #ccd9e3;
    border-top: 1px solid rgba(0,33,58,0.12);
    padding: 2rem 2rem 1.6rem;
    text-align: center;
    margin-top: 0;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}
.footer-icon {
    width: 36px;
    height: 36px;
    background: none;
    border-radius: 0;
    border: none;
    overflow: visible;
    display: flex;
    align-items: center;
    justify-content: center;
}
.footer-icon img { width: 100%; object-fit: contain; filter: none; }

.footer-brand {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 0.95rem;
    color: #00213a;
    letter-spacing: 0.2px;
}

.footer-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0;
    margin-bottom: 1rem;
}
.footer-nav a {
    /* Las opacidades del pie estaban por debajo del minimo legible sobre el
       plano #ccd9e3: los enlaces daban 3.41:1 y el copyright 2.06:1, cuando el
       texto normal exige 4.5:1. Medido en las cinco rutas que montan el pie.
       .80 y .68 son los valores minimos que cumplen conservando la jerarquia
       entre enlace y copyright. */
    color: rgba(0,33,58,0.80);
    text-decoration: none;
    font-size: 0.75rem;
    padding: 0.16rem 0.9rem;
    border-right: 1px solid rgba(0,33,58,0.15);
    cursor: pointer;
    transition: color 0.2s;
    letter-spacing: 0.2px;
}
.footer-nav a:first-child { border-left: 1px solid rgba(0,33,58,0.15); }
.footer-nav a:hover { color: #00213a; }

.footer-copy {
    color: rgba(0,33,58,0.74);
    font-size: 0.67rem;
    letter-spacing: 0.4px;
}

@media (max-width: 640px) {
    .footer     { padding: 1.4rem 1rem 1.2rem; }
    .footer-nav a { padding: .2rem .6rem; font-size: .7rem; }
}

@media (max-width: 400px) {
    .footer-nav a { padding: .18rem .45rem; font-size: .67rem; }
}