/* Hamburger button — hidden on desktop */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
  -webkit-tap-highlight-color: transparent;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.active span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav-hamburger {
    display: block;
  }

  .nav-links {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #0e0e12;
    flex-direction: column;
    padding: 0 0 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    z-index: 1000;
  }

  .nav-links.open {
    display: flex !important;
  }

  .nav-links a {
    padding: 14px 24px !important;
    font-size: 16px !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .nav-inner {
    position: relative;
  }
}