/* =============================================================================
   NAVIGATION - Full-Screen Overlay System
   Based on SSOT v2.0 - Hazard Aesthetic
   ============================================================================= */

/* Fixed Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  mix-blend-mode: difference; /* Ensures visibility on any background */
}

.logo {
  font-family: 'Bebas Neue', Impact, sans-serif;
  font-size: 2rem;
  color: #FFD700;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: bold;
}

.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  width: 48px;
  height: 48px;
  padding: 0;
  transition: transform 0.2s ease;
}

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

.nav-toggle img {
  width: 100%;
  height: 100%;
  display: block;
}

/* Full Screen Overlay */
.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url('/assets/images/backgrounds/bg-cracked-earth.webp');
  background-size: cover;
  background-position: center;
  background-color: #000; /* Fallback */
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  
  /* Hidden state */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease-in-out;
}

/* Dark overlay to ensure text readability over the image */
.nav-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: -1;
}

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

.nav-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  width: 48px;
  height: 48px;
  padding: 0;
  transition: transform 0.2s ease;
}

.nav-close:hover {
  transform: scale(1.1) rotate(90deg);
}

.nav-close img {
  width: 100%;
  height: 100%;
  display: block;
}

.nav-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
}

.nav-item {
  font-family: 'Bebas Neue', Impact, sans-serif;
  font-size: 3rem;
  color: #F5F5F5;
  text-decoration: none;
  transition: color 0.2s, transform 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-item:hover {
  color: #FFD700;
  transform: scale(1.05);
}

.nav-item.highlight {
  color: #FFD700;
  border: 2px solid #FFD700;
  padding: 0.5rem 2rem;
  background: rgba(255, 215, 0, 0.1);
}

.nav-item.highlight:hover {
  background: rgba(255, 215, 0, 0.2);
}

.nav-item.small {
  font-size: 1.5rem;
  color: #888;
  margin-top: 2rem;
}

.nav-item.small:hover {
  color: #AAA;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .navbar {
    padding: 1.5rem;
  }
  
  .logo {
    font-size: 1.5rem;
  }
  
  .nav-toggle,
  .nav-close {
    width: 40px;
    height: 40px;
  }
  
  .nav-item {
    font-size: 2rem;
  }
  
  .nav-item.small {
    font-size: 1.2rem;
  }
  
  .nav-content {
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .nav-item {
    font-size: 1.8rem;
  }
  
  .nav-item.highlight {
    padding: 0.4rem 1.5rem;
  }
}