/* ============================================================
   SETTINGS NAV — vertical sub-navigation for settings pages
   220px wide left-side, mirrors the main sidebar pattern
   but inside the content area.
   ============================================================ */

.settings-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--space-6);
  align-items: start;
}

@media (max-width: 900px) {
  .settings-layout {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
}

.settings-nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
  position: sticky;
  top: var(--space-5);
}

@media (max-width: 900px) {
  .settings-nav {
    position: static;
    flex-direction: row;
    gap: var(--space-1);
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--border-subtle);
  }
  .settings-nav::-webkit-scrollbar { display: none; }
}

.settings-nav__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.settings-nav__item:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
}

.settings-nav__item--active {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.settings-nav__icon {
  width: 16px;
  height: 16px;
  stroke-width: 2;
  flex-shrink: 0;
}

.settings-nav__badge {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: 1px var(--space-2);
  border-radius: var(--radius-full);
  background: var(--color-warning-subtle);
  color: var(--color-warning-text);
  letter-spacing: -0.01em;
}

.settings-nav__badge--success {
  background: var(--color-success-subtle);
  color: var(--color-success-text);
}

@media (max-width: 900px) {
  .settings-nav__item {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    background: var(--bg-subtle);
  }
  .settings-nav__item--active {
    background: var(--color-primary-subtle);
  }
}

/* Section group header in nav */
.settings-nav__group-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-tertiary);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  padding: var(--space-3) var(--space-3) var(--space-1);
}

@media (max-width: 900px) {
  .settings-nav__group-label { display: none; }
}