.site-footer{
  position: relative;
  color: #000;
  font-size: 1rem;
  background: #F2E6E9; /* important : évite les artefacts visuels */
}

/* ligne + ombre seulement en haut, sur toute la longueur (110%) */
.site-footer::before{
  content: "";
  position: absolute;
  left: -5%;
  width: 110%;
  top: 0;
  height: 1px;

  background: rgba(0, 0, 0, 0.15);
  box-shadow: 0 -3px 6px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}


/* grille principale */
.footer-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1.5rem 1rem;

    display: grid;
    grid-template-columns: 1fr auto 1fr; /* centre vraiment centré */
    align-items: center;
}

/* =========================
   NAVIGATION PIED DE PAGE
   ========================= */
.footer-nav {
    justify-self: start;
    display: flex;
    gap: 0.6rem;
}

.footer-nav button {
    background: none;
    border: none;
    padding: 0;

    font-family: inherit;
    font-size: 1rem;
    color: #000;

    cursor: pointer;
    text-decoration: underline;
}

/* =========================
   CENTRE
   ========================= */
.footer-center {
    justify-self: center;
    text-align: center;
    color: #000;
}

/* =========================
   RÉSEAUX
   ========================= */
.footer-right {
    justify-self: end;
    display: flex;
    gap: 0.8rem;
}

/* icônes réseaux */
.footer-right a {
    color: #000;
    font-size: 2rem;
    line-height: 1;
    text-decoration: none;
}

@media (max-width: 700px){
  .footer-inner{
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: center;
  }

  .footer-nav{ justify-self: center; }
  .footer-center{ justify-self: center; }
  .footer-right{ justify-self: center; }
}