/* ===== Navigation ===== */

.main-nav {
  max-width: var(--content-width);
  margin: 0 auto var(--space-lg);
  padding: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  border-bottom: 2px solid var(--color-border);
}

.nav-links {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: var(--space-sm) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-session {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-session-link {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: var(--space-sm) var(--space-sm);
  border-radius: var(--radius-sm);
  font-family: inherit;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-session-link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-separator {
  color: var(--color-text-tertiary);
  font-weight: 400;
  font-size: 0.85rem;
  user-select: none;
}

.nav-welcome {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* ===== Responsive ===== */

@media (min-width: 768px) {
  .nav-links {
    gap: var(--space-sm);
  }
}