/* =====================
   TOP NAV BAR
   ===================== */
#nav-bar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  background-color: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur); /* blur filter */
  box-shadow: var(--shadow-card);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-lg);
  width: 100%;
  max-width: 1536px;
  margin: 0 auto;
}

.nav-logo {
  font-size: 1.125rem;
  font-weight: var(--weight-black);
  letter-spacing: var(--tracking-tight);
  color: var(--slate-900);
}

.nav-menu-btn {
  display: block; /* removes the inline behavior and prepared for larger breakpoints */
  background: none;
  border: none;
  cursor: pointer;
  color: var(--on-surface);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2.5rem;
}

.nav-link {
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  color: var(--slate-500);
  text-decoration: none;
  transition: var(--transition-color);
}

.nav-link:hover,
.nav-link--active {
  color: var(--indigo-500);
}

.nav-links[data-open="true"] {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  padding: var(--space-lg) var(--space-2xl);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(64px);
  -webkit-backdrop-filter: blur(64px);
  box-shadow: 0 20px 40px rgba(82, 92, 140, 0.13);
  gap: 1.25rem;
}