/* ── NAV ────────────────────────────────────────────────── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-8);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  position: sticky; top: 0; z-index: 100;
  background: rgba(0,26,114,0.82);
  transition: background var(--duration-base) var(--ease-out);
}
.nav-brand {
  display: flex; align-items: center; gap: var(--space-3);
  text-decoration: none;
  transition: opacity var(--duration-fast);
}
.nav-brand:hover { opacity: 0.85; }
.nav-logo {
  width: 36px; height: 36px;
  background: var(--cyan);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--navy);
  letter-spacing: -0.5px;
  box-shadow: 0 0 16px rgba(0,181,226,0.3);
  transition: box-shadow var(--duration-base);
}
.nav-brand:hover .nav-logo {
  box-shadow: 0 0 24px rgba(0,181,226,0.45);
}
.nav-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--white);
  letter-spacing: -0.3px;
}
.nav-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  padding: 3px 10px;
  background: rgba(0,181,226,0.14);
  color: var(--cyan);
  border: 1px solid rgba(0,181,226,0.25);
  border-radius: var(--radius-pill);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.nav-actions { display: flex; align-items: center; gap: var(--space-3); }
.nav-link {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  transition: color var(--duration-fast);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}
.nav-link:hover { color: var(--white); }
.btn-nav {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  background: var(--cyan);
  color: var(--navy);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--duration-fast), transform var(--duration-fast), box-shadow var(--duration-fast);
  box-shadow: 0 2px 12px rgba(0,181,226,0.2);
}
.btn-nav:hover {
  background: var(--cyan-2);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(0,181,226,0.35);
}

/* ── FOOTER ─────────────────────────────────────────────── */
footer {
  text-align: center;
  padding: var(--space-8) var(--space-8);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  border-top: 1px solid rgba(255,255,255,0.06);
}
footer a {
  color: var(--cyan);
  text-decoration: none;
  transition: color var(--duration-fast);
}
footer a:hover { text-decoration: underline; }

/* ── NAV SAVE STATUS ─────────────────────────────────────── */
.nav-save-status {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5px;
  color: var(--success);
  padding: 4px 10px;
  border-radius: 20px;
  background: rgba(61,186,111,0.1);
  border: 1px solid rgba(61,186,111,0.2);
}
.nav-save-status.unsaved {
  color: var(--warning);
  background: rgba(255,140,0,0.1);
  border-color: rgba(255,140,0,0.2);
}

@media (max-width: 768px) {
  nav { padding: 14px 20px; }
  .nav-link { display: none; }
  .nav-actions { gap: var(--space-2); }
}
@media (max-width: 480px) {
  .nav-badge { display: none; }
}

/* ── ADMIN NAV LINK ──────────────────────────────────────────── */
.nav-link-admin {
  color: #c09aff !important;
  font-weight: 500;
}
.nav-link-admin:hover { color: #d4b8ff !important; }