/* ==========================================================================
   SAF Global Navigation Bar — mdBook injection
   Mirror of packages/shared/src/ui/global-nav.css for non-React context
   ========================================================================== */

.global-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 48px;
  padding: 0 1.5rem;
  background: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border, #dbd6d0);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.global-nav-brand {
  font-weight: 700;
  font-size: 18px;
  color: var(--color-accent, #3d9b8f);
  text-decoration: none;
}

.global-nav-links {
  display: flex;
  gap: 24px;
}

.global-nav-links a {
  color: var(--color-text-secondary, #6b6b70);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.global-nav-links a:hover {
  color: var(--color-text, #2c2c2e);
}

.global-nav-links .global-nav-active {
  color: var(--color-accent, #3d9b8f);
}

/* Push mdBook content below the fixed nav */
.page-wrapper {
  margin-top: 48px !important;
}

/* Push mdBook sidebar below the fixed nav */
.sidebar {
  top: 48px !important;
}

/* ── Responsive ── */

@media (max-width: 768px) {
  .global-nav-links {
    gap: 16px;
  }

  .global-nav-links a {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .global-nav-links a:not(.global-nav-active) {
    display: none;
  }
}