.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(34, 34, 34, 0.98);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 10px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.3);
    z-index: 1000;
}

.nav-btn {
    background-color: #444;
    color: #fff;
    border: none;
    padding: 8px 16px;
    font-size: 1rem;
    border-radius: 12px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.nav-btn:hover {
    background-color: #666;
}

@media (max-width: 600px) {
    .nav-btn {
        font-size: 0.9rem;
        padding: 6px 12px;
    }
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  background-color: #28a745;
  color: white;
  padding: 2px 6px;
  font-size: 0.7rem;
  border-radius: 12px;
  font-weight: bold;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
  transform: translateY(-20%);
  z-index: 2;
}