/* ---------- Footer ---------- */
.footer {
  position: relative;
  margin-top: 0;
  padding: 4rem 0 1.5rem;
  background: linear-gradient(160deg, #14532d 0%, var(--couleur-principale-fonce) 55%, #1b6b36 100%);
  color: #dff1e3;
  overflow: hidden;
}

/* Fine ligne claire en haut du footer */
.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--couleur-accent), #fff, var(--couleur-accent));
}

/* Grand cercle décoratif en arrière-plan */
.footer::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -160px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  pointer-events: none;
}

.footer .conteneur {
  position: relative;
  z-index: 1;
}

.footer-grille {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 3rem;
}

/* Titres de colonnes */
.footer h3 {
  position: relative;
  margin-bottom: 1.4rem;
  padding-bottom: 0.7rem;
  font-size: 1.2rem;
  color: #fff;
}
.footer h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 42px;
  height: 3px;
  border-radius: 3px;
  background: var(--couleur-accent);
}

.footer p {
  line-height: 1.7;
  max-width: 340px;
  opacity: 0.9;
}

/* Listes de liens */
.footer ul { list-style: none; }
.footer li { margin-bottom: 0.7rem; }

.footer li a {
  display: inline-block;
  color: #dff1e3;
  transition: color 0.2s, transform 0.2s;
}
.footer li a::before {
  content: "›";
  margin-right: 0.5rem;
  color: var(--couleur-accent);
  transition: margin-right 0.2s;
}
.footer li a:hover {
  color: #fff;
  transform: translateX(4px);
}
.footer li a:hover::before { margin-right: 0.75rem; }

/* Ligne du bas */
.footer-bas {
  margin-top: 3rem;
  padding-top: 1.3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.85;
}

/* ---------- Mobile ---------- */
@media (max-width: 800px) {
  .footer { padding: 3rem 0 1.3rem; }
  .footer-grille {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer p { max-width: none; }
}