.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--text-color);
  padding: 1.2rem 2.5rem;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid var(--border-color);
}

.navbar-item {
  text-decoration: none;
  color: var(--text-color);
  font-weight: 600;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
}

.brand-icon {
  height: 32px;
  width: auto;
  margin-right: 0.5rem;
}

/* Updated icon visibility rules */
.brand-icon.dark-mode-icon {
  display: none;
  /* Hide dark mode icon by default (in light mode) */
}

.brand-icon.light-mode-icon {
  display: inline-block;
  /* Show light mode icon by default */
}

.dark-mode .brand-icon.dark-mode-icon {
  display: inline-block;
  /* Show dark mode icon when in dark mode */
}

.dark-mode .brand-icon.light-mode-icon {
  display: none;
  /* Hide light mode icon when in dark mode */
}

.navbar-links ul {
  margin: 0;
  padding: 0;
  display: flex;
  list-style: none;
}

.navbar-links li {
  margin-left: 2rem;
}

.navbar-links a {
  text-decoration: none;
  color: var(--text-color);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  position: relative;
  transition: color 0.3s ease;
}

.navbar-links a:hover {
  color: var(--accent-color);
}

.navbar-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--accent-color);
  transition: width 0.3s ease;
}

.navbar-links a:hover::after {
  width: 100%;
}

.toggle-button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
}

.toggle-button .bar {
  height: 3px;
  width: 100%;
  background-color: var(--text-color);
  border-radius: 10px;
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .toggle-button {
    display: flex;
  }

  .navbar-links {
    display: none;
    width: 100%;
  }

  .navbar-links ul {
    width: 100%;
    flex-direction: column;
    padding-top: 1rem;
  }

  .navbar-links li {
    text-align: center;
    margin: 0.5rem 0;
    margin-left: 0;
  }

  .navbar-links.active {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}