.hamburger-bar {
  display: block;
  width: 25px;
  height: 3px;
  margin: 4px 0;
  transition: 0.4s;
  border-radius: 2px;
}

/* Smooth scrolling for anchor links */
html {
  scroll-behavior: smooth;
}

/* Custom hover effects */
.hover-scale:hover {
  transform: scale(1.05);
  transition: transform 0.2s ease-in-out;
}

/* Mobile menu styling */
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  z-index: 50;
}

.mobile-menu.active {
  display: block;
}

/* Hamburger menu animation */
.hamburger-bar.active:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger-bar.active:nth-child(2) {
  opacity: 0;
}

.hamburger-bar.active:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}