.sidebar { background: var(--panel); border-right: 1px solid var(--line); padding: 22px 14px; }
.nav-title { padding: 0 10px 12px; color: var(--muted); font-size: 11px; }
.nav-item { width: 100%; display: block; border: 0; background: transparent; color: var(--ink); text-align: left; text-decoration: none; padding: 10px; border-radius: 6px; margin-bottom: 3px; }
.nav-item.active { background: var(--blue-soft); color: var(--blue); font-weight: 600; }
.sidebar-section { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.sidebar-section-title { padding: 0 10px 8px; color: var(--muted); font-size: 11px; }
.sidebar-view-item { cursor: pointer; }
@media (max-width: 760px) {
  .sidebar { display: flex; align-items: center; gap: 6px; padding: 9px 14px; border-right: 0; border-bottom: 1px solid var(--line); overflow-x: auto; }
  .nav-title, .sidebar-section-title { display: none; }
  .nav-item { width: auto; white-space: nowrap; margin: 0; }
  .sidebar-section { display: flex; gap: 6px; margin: 0; padding: 0; border-top: 0; }
}