nav {
  position: fixed;
  top: 0;
  left: 0;
  width: calc(100% - 120px);
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 10px 20px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 20px 60px;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(201, 253, 211, 0.15) inset;
}

nav .logo {
  font-size: 1.5rem;
  color: var(--md_accent_color);
  cursor: pointer;
  font-family: 'Space Grotesk';
  font-weight: 500;
}

nav ul {
  list-style: none;
  display: flex;
}

nav ul li {
  margin-left: 20px;
}

nav ul li a {
  color: #fff;
  font-size: 1rem;
  transition: color 0.3s ease;
  font-family: 'Google Sans', sans-serif;
  font-weight: 500;
  text-decoration: none !important;
}

nav ul li a:hover {
  color: var(--md_accent_color);
}

.mobile-nav {
  display: none;
  font-size: 1.5rem;
  color: #fff;
  cursor: pointer;
  transition: color 0.3s ease, transform 0.2s ease;
  transform-origin: center;
}

.mobile-nav:hover {
  transform: scale(1.1);
}

.mobile-nav.active {
  color: var(--md_accent_color);
  animation: iconPulse 0.3s ease;
}

@keyframes iconPulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

/* Mobile dropdown menu styling */
.nav-links {
  transform-origin: top right;
}

.nav-links.mobile-open {
  display: flex !important;
  flex-direction: column;
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  padding: 8px 0;
  min-width: 200px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(201, 253, 211, 0.15) inset;
  z-index: 1000;
  opacity: 1;
  transform: scale(1) translateY(0);
  transform-origin: top right;
  animation: menuOpen 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  gap: 0;
}

.nav-links.mobile-open.mobile-closing {
  /* When both classes are present, stop open animation and keep menu visible */
  animation: none !important;
  /* Menu stays fully open - JavaScript will control the transition via inline styles */
}

.nav-links.mobile-open li {
  margin: 0;
  padding: 0;
  list-style: none;
  opacity: 0;
  animation: fadeInItem 0.3s ease forwards;
}

.nav-links.mobile-open li:nth-child(1) { animation-delay: 0.05s; }
.nav-links.mobile-open li:nth-child(2) { animation-delay: 0.1s; }
.nav-links.mobile-open li:nth-child(3) { animation-delay: 0.15s; }
.nav-links.mobile-open li:nth-child(4) { animation-delay: 0.2s; }
.nav-links.mobile-open li:nth-child(5) { animation-delay: 0.25s; }
.nav-links.mobile-open li:nth-child(6) { animation-delay: 0.3s; }
.nav-links.mobile-open li:nth-child(7) { animation-delay: 0.35s; }

.nav-links.mobile-open li a {
  display: block;
  padding: 12px 20px;
  color: #fff;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: 'Google Sans', sans-serif;
  font-weight: 500;
  text-decoration: none !important;
  border-radius: 0;
  margin: 0;
  text-align: center;
}

@keyframes fadeInItem {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.nav-links.mobile-open li:first-child a {
  border-radius: 8px 8px 0 0;
}

.nav-links.mobile-open li a:hover {
  color: var(--md_accent_color);
  background: rgba(201, 253, 211, 0.1);
  transform: translateX(0);
}

.nav-links.mobile-open #downloadBtn {
  background-color: var(--md_accent_color);
  background-image: linear-gradient(65deg, var(--md_accent_dark_color), var(--md_accent_color));
  color: black;
  border-radius: 0;
  margin: 8px 8px 0 8px;
  border-radius: 100px;
  text-align: center;
}

.nav-links.mobile-open #downloadBtn:hover {
  background: var(--md_accent_dark_color);
  color: black;
  transform: scale(1.02);
}

@keyframes menuOpen {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(-10px);
    transform-origin: top right;
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
    transform-origin: top right;
  }
}

@keyframes menuClose {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
    transform-origin: top right;
  }
  to {
    opacity: 0;
    transform: scale(0.8) translateY(-10px);
    transform-origin: top right;
  }
}

#downloadBtn {
  background-color: var(--md_accent_color);
  background-image: linear-gradient(65deg, var(--md_accent_dark_color), var(--md_accent_color));
  padding: 10px 20px;
  color: black;
  border-radius: 100px;
}

#downloadBtn:hover {
  background: var(--md_accent_dark_color);
}