#footer {
  background-color: #121212;
  color: #fff;
  padding: 2rem 0;
  position: relative;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-decoration {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: 300px;
  margin-bottom: 1rem;
}

.decoration-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(34, 255, 0, 0.3), transparent);
  flex-grow: 1;
}

.decoration-dots {
  display: flex;
  padding: 0 1rem;
}

.decoration-dots span {
  display: block;
  width: 6px;
  height: 6px;
  background-color: rgba(13, 255, 0, 0.5);
  border-radius: 50%;
  margin: 0 4px;
  transition: transform 0.3s ease;
}

.decoration-dots:hover span:nth-child(1) {
  transform: translateY(-3px);
}
.decoration-dots:hover span:nth-child(3) {
  transform: translateY(3px);
}

.footer-copyright p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 2rem;
  margin-top: 0.5rem;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #fff;
}

.footer-signature {
  margin-bottom: 3rem;
}

.signature-icon {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: bold;
  transition: all 0.3s ease;
}

.signature-icon:hover {
  transform: rotate(15deg);
  border-color: #0f0;
}

/* Estilos para o botão Voltar ao Topo */
.back-to-top {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
  position: fixed;
  bottom:5%;
  right: 50%;
  transform: translate(50%, 50%);
  z-index: 99;
  background: rgba(10, 109, 3, 0.7);
  color: white;
  padding: 10px 20px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 0.9rem;
}

.back-to-top:hover {
  background: rgba(55, 253, 0, 0.9);
  color: #fff;
}