.nav-show-desktop {
  display: none;
}
.nav-show-mobile {
  display: inline-block;
}

@media (min-width: 768px) {
  .nav-show-desktop {
    display: inline-block;
  }
  div.nav-show-desktop {
    display: block;
  }  
  .nav-show-mobile {
    display: none;
  }
}

.nav-menu-fixed {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  margin-top: 0.5rem;
}
@media (min-width: 640px) {
  .nav-menu-fixed {
    margin-top: 1rem;
  }
}

.nav-menu-inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(1rem);
  padding: 0.25rem;
  border-radius: 3rem;
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.nav-item {
  position: relative;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.5rem;
  border-radius: 3rem;
  color: #1f2937;
  transition: color 0.2s, background-color 0.2s;
}
@media (min-width: 768px) {
  .nav-item {
    font-size: 1rem;
  }
}
.nav-item:hover {
  color: var(--primary-color);
}

.nav-active {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--primary-color);
}

.nav-lamp {
  position: absolute;
  inset: 0;
  width: 100%;
  /* Use the dynamic RGBA from JS-set vars */
  background-color: rgba(var(--secondary-r), var(--secondary-g), var(--secondary-b), 0.1);
  border-radius: 3rem;
  z-index: -10; 
  transition: all 0.3s;
}

.nav-lamp-top {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 2rem;
  height: 0.25rem;
  background-color: var(--secondary-color);
  border-top-left-radius: 3rem;
  border-top-right-radius: 3rem;
}

.nav-lamp-glow1,
.nav-lamp-glow2,
.nav-lamp-glow3 {
  position: absolute;
  border-radius: 3rem;
  /* Glow arcs also use dynamic RGBA */
  background-color: rgba(var(--secondary-r), var(--secondary-g), var(--secondary-b), 0.2);
}

.nav-lamp-glow1 {
  width: 3rem;
  height: 1.5rem;
  top: -0.5rem;
  left: -0.5rem;
  filter: blur(4px);
}
.nav-lamp-glow2 {
  width: 2rem;
  height: 1.5rem;
  top: -0.25rem;
  left: 0;
  filter: blur(4px);
}
.nav-lamp-glow3 {
  width: 1rem;
  height: 1rem;
  top: 0;
  left: 0.5rem;
  filter: blur(2px);
}

.nav-mobile-menu-icon {
  font-size: 1.5rem;
  cursor: pointer;
  margin: 0.5rem;
  z-index: 10001;
}

.nav-mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: 240px;
  height: 100vh;
  background-color: var(--background-color-second);
  box-shadow: -3px 0 6px rgba(0,0,0,0.1);
  transform: translateX(100%);
  transition: transform 0.3s ease-in-out;
  z-index: 10000;
  padding-top: 2rem;
}
.nav-mobile-menu.nav-open {
  transform: translateX(0);
}
.nav-mobile-menu .nav-item {
  display: block;
  margin: 0.5rem 1rem;
  padding: 0.5rem 1rem;
  border-radius: 3rem;
  background: transparent;
  color: var(--text-color);
  text-decoration: none;
  text-align:center;
}
.nav-mobile-menu .nav-item:hover {
  background-color: rgba(0,0,0,0.05);
}