/* ─── Glass Nav ──────────────────────────────────────────── */
.glass-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 1rem 0;
  background: rgba(11, 17, 32, 0.72);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--clr-border);
  transition: padding 0.3s var(--ease-out), background 0.3s ease;
}

.glass-nav.scrolled {
  padding: 0.65rem 0;
  background: rgba(11, 17, 32, 0.95);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo */
.logo {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.7rem;
  letter-spacing: -2px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  cursor: pointer;
  transition: var(--t-fast);
  user-select: none;
}
.logo:hover { filter: brightness(1.2); transform: scale(1.04); }

/* Desktop nav links */
#desktop-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

#desktop-nav a {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: var(--t-fast);
}
#desktop-nav a:hover,
#desktop-nav a.active {
  color: var(--clr-text-primary);
  background: rgba(255, 255, 255, 0.06);
}

/* CTA */
.nav-cta {
  background: var(--gradient-accent);
  color: #fff !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  box-shadow: var(--shadow-glow-sm);
}
.nav-cta:hover {
  box-shadow: var(--shadow-glow-lg);
  transform: translateY(-1px);
  background: rgba(255,255,255,0) !important;
}

/* Mobile hamburger (hidden on desktop) */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text-primary);
  border-radius: 2px;
  transition: var(--t-fast);
}

/* Mobile nav drawer */
.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: var(--space-sm) var(--space-md) var(--space-md);
  border-top: 1px solid var(--clr-border);
  background: rgba(11, 17, 32, 0.98);
}
.mobile-nav a {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  transition: var(--t-fast);
}
.mobile-nav a:hover { color: var(--clr-text-primary); background: rgba(255,255,255,0.05); }
.mobile-nav .nav-cta {
  margin-top: 0.5rem;
  text-align: center;
  background: var(--gradient-accent) !important;
  color: #fff !important;
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
  #desktop-nav { display: none; }
  .nav-cta-desktop { display: none; }
  .hamburger { display: flex; }
  .mobile-nav.open { display: flex; }
}