@keyframes navFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.landing-nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: 64px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0;
}

.landing-nav.scrolled { box-shadow: var(--shadow-sm); }

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--color-border);
  background: #fff;
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  width: 50px;
}

.nav-links {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  top: 64px;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  gap: 1rem;
  flex-direction: column;
  z-index: 999;
}

.nav-links.active {
  display: flex;
  animation: navFadeIn 0.2s ease;
}

.nav-cta { display: none; gap: 0.75rem; align-items: center; }
.nav-cta-mobile { display: flex; gap: 0.75rem; margin-top: 0.5rem; }

.nav-overlay {
  position: fixed;
  inset: 64px 0 0 0;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 998;
}

.nav-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.nav-link {
  color: var(--color-text-medium);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s ease;
  position: relative;
}

.nav-link:hover { color: var(--color-primary); }

.nav-link-mobile-only {
  display: inline-flex;
}

.btn {
  padding: 0.625rem 1.25rem;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
}

.btn-outline {
  color: var(--color-text-dark);
  background: transparent;
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  background: var(--color-bg-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border: 1px solid var(--color-primary);
}

.btn-primary:hover {
  background: #047857;
  box-shadow: var(--shadow-green);
  animation: navPulse 1.5s ease-in-out infinite;
}

@keyframes navPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}

.nav-lang-mobile {
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

*:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

@media (min-width: 1025px) {
  .nav-toggle,
  .nav-lang-mobile { display: none !important; }

  .nav-links {
    display: flex;
    position: static;
    padding: 0;
    flex-direction: row;
    gap: 2rem;
    border: 0;
    background: transparent;
  }

  .nav-link-mobile-only {
    display: none;
  }

  .nav-cta { display: flex; }
  .nav-cta-mobile,
  .nav-overlay { display: none; }
}