/* ── Navigation ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10, 15, 30, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: calc(64px + env(safe-area-inset-top, 0px));
  padding-top: env(safe-area-inset-top, 0px);
}

.navbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1400px; margin: 0 auto;
  padding: 0 1.5rem; height: 100%;
}

.navbar__brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 800; font-size: 1.15rem;
  color: var(--text-primary);
}

.navbar__brand-icon {
  font-size: 1.5rem;
}

.navbar__links {
  display: flex; align-items: center; gap: 4px;
  list-style: none;
}

.navbar__link {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-md);
  font-size: 0.875rem; font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
  position: relative;
}

.navbar__link:hover { color: var(--text-primary); background: var(--surface-raised); }

.navbar__link.active {
  color: var(--accent);
  background: var(--accent-glow);
}

.navbar__link.active::after {
  content: '';
  position: absolute; bottom: -1px; left: 50%; transform: translateX(-50%);
  width: 20px; height: 2px;
  background: var(--accent); border-radius: 1px;
}

.navbar__progress {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.8rem; color: var(--text-secondary);
}

.navbar__progress-bar {
  width: 100px; height: 6px;
  background: var(--surface-raised); border-radius: 3px;
  overflow: hidden;
}

.navbar__progress-fill {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dim));
  transition: width 0.5s ease;
}

/* ── Mobile ── */
.navbar__toggle {
  display: none;
  font-size: 1.5rem; color: var(--text-primary);
}

@media (max-width: 768px) {
  .navbar__toggle { display: block; }

  .navbar__links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; padding: 1rem;
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: all var(--transition);
  }

  .navbar__links.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .navbar__link { width: 100%; padding: 12px 16px; }

  .navbar__progress { display: none; }
}

/* Page offset for fixed navbar */
.page-content { padding-top: calc(80px + env(safe-area-inset-top, 0px)); }