footer {
  background: var(--dark-blue);
  color: white;
  padding: 60px 5% 30px;
  margin-top: 50px;

  position: relative;

  border-top: 5px solid;
  border-image: linear-gradient(
  to right, 
  #4caf50 0% 20%,   /* Verde */
  #ffffff 20% 40%,  /* Bianco */
  #f44336 40% 60%,  /* Rosso */
  #2196f3 60% 80%,  /* Blu */
  #ffeb3b 80% 100%  /* Giallo */
  ) 1;
  padding-top: 10px; 
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1.5fr 1fr; /* Tre colonne: Info, Progetto, Social */
  gap: 40px;
  text-align: left;
}

.footer-column h4 {
  font-family: 'Fredoka One', cursive;
  color: var(--sunny-yellow);
  margin-bottom: 20px;
  font-size: 1.2rem;
  letter-spacing: 1px;
}

.footer-column p {
  font-size: 0.95rem;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 10px;
}

/* Stile Social */
.social-links {
  display: flex;
  gap: 15px;
  margin-top: 10px;
}

.social-links a {
  color: white;
  font-size: 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: 0.3s;
  text-decoration: none;
}

.social-links a:hover {
  background: var(--ocean-blue);
  transform: translateY(-5px) rotate(10deg);
}

/* Bottom bar per il copyright */
.footer-bottom {
  margin-top: 50px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  opacity: 0.5;
  font-size: 0.8rem;
  margin: 0;
}

.footer-pattern {
  height: 12px;
  background-image: repeating-linear-gradient(45deg, var(--orange-punch), var(--orange-punch) 10px, var(--sunny-yellow) 10px, var(--sunny-yellow) 20px);
  border-radius: 10px;
  width: 100%;
  position: absolute;
  top: -10px;
  left: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .social-links {
    justify-content: center;
  }
}