/* ──────────────────────────────────────────
   nav.css — Navigation bar
   ────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-12);
  border-bottom: 1px solid var(--color-border);
  background: rgba(5, 5, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.nav__logo-mark {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  color: var(--color-accent);
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--color-text);
  text-transform: uppercase;
}

/* Badge */
.nav__badge {
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  padding: var(--sp-1) var(--sp-3);
  text-transform: uppercase;
}

/* Status indicator */
.nav__status {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 11px;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

.nav__status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: statusBlink 2.4s step-end infinite;
}

@keyframes statusBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.15; }
}

/* Responsive */
@media (max-width: 900px) {
  .nav { padding: 0 var(--sp-6); }
  .nav__badge { display: none; }
}