.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  cursor: pointer;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.nav-logo-icon::before {
  content: '';
  width: 12px;
  height: 12px;
  background: var(--accent);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.nav-logo-icon::after {
  content: '';
  position: absolute;
  top: -4px; right: -4px;
  width: 6px; height: 6px;
  background: var(--accent);
}

.nav-logo-text {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 3px;
  text-transform: uppercase;
}

.nav-logo-text span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 18px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  border: 1px solid transparent;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  border-color: var(--border-hover);
  background: var(--accent-glow);
}

.nav-link.active::before {
  content: '>';
  margin-right: 6px;
  color: var(--accent);
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--success);
  letter-spacing: 1px;
}

.nav-status-dot {
  width: 6px; height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}