.bottom-nav {
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 480px;
  width: 90%;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 30px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 12px 16px;
  z-index: 1000;
}

.bottom-nav a {
  text-decoration: none;
  color: #444;
  font-size: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bottom-nav a i {
  font-size: 20px;
  margin-bottom: 4px;
}