/* Main Navigation Bar */
.nav-main {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  background: var(--glass-bg, rgba(255,255,255,0.05));
  border-bottom: 1px solid var(--glass-border, rgba(255,255,255,0.1));
  padding: 1rem 0 0.5rem 0;
}

/* Sub Navigation Bar */
.nav-sub {
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(26,26,46,0.7);
  border-bottom: 1px solid var(--glass-border, rgba(255,255,255,0.15));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  padding: 0.3rem 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-sub-container {
  padding: 0 2rem;
  justify-content: flex-end;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: lighter;
  letter-spacing: 0.2rem;
  color: var(--text-color, #fff);
  text-decoration: none;
}

.brand-gold {
  color: #ffd700;
  font-weight: bold;
  letter-spacing: 0.2rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-color, #fff);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.1rem;
  text-transform: uppercase;
  opacity: 0.8;
  transition: opacity 0.3s, border-bottom 0.3s;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}

.nav-links a:hover {
  opacity: 1;
  border-bottom: 2px solid #ffd700;
}

/* Subnav styles */
.nav-sub-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-sub-links a {
  color: #ffd700;
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.08rem;
  opacity: 0.85;
  transition: opacity 0.2s, border-bottom 0.2s;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
}

.nav-sub-links a:hover {
  opacity: 1;
  border-bottom: 2px solid #fff;
}

/* Responsive adjustments for nav layers */
@media screen and (max-width: 768px) {
  .nav-container, .nav-sub-container {
    padding: 0 1rem;
  }
  .nav-links {
    gap: 1rem;
  }
  .nav-links a {
    font-size: 0.8rem;
  }
  .nav-sub-links {
    gap: 1rem;
  }
  .nav-sub {
    top: 48px;
  }
}

@media screen and (max-width: 480px) {
  .nav-logo {
    font-size: 1.2rem;
  }
  .nav-links {
    gap: 0.8rem;
  }
  .nav-sub-links {
    gap: 0.7rem;
  }
  .nav-sub {
    top: 42px;
  }
}