@media (max-width: 680px) {
  .owner-shell .sidebar {
    position: sticky;
    top: 0;
    z-index: 30;
    height: auto;
    gap: 10px;
    padding: 10px 12px !important;
    border-right: 0 !important;
    border-bottom: 1px solid #27211c !important;
    overflow: hidden;
  }
  .owner-shell .main-area {
    min-height: 100svh;
  }
  .owner-shell .brand-lockup {
    min-height: 52px;
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 10px;
    padding: 8px 10px;
    border-radius: 16px !important;
  }
  .owner-shell .brand-mark {
    width: 40px !important;
    height: 40px !important;
    border-radius: 12px !important;
    font-size: 13px;
  }
  .owner-shell .brand-lockup strong {
    margin-top: 2px;
    font-size: 14px;
  }
  .owner-shell .brand-lockup .eyebrow {
    font-size: 9px;
    letter-spacing: 0.12em;
  }
  .owner-shell .account-card,
  .owner-shell .route-chip,
  .owner-shell .topbar {
    display: none !important;
  }
  .owner-shell .nav-block {
    display: flex !important;
    grid-template-columns: none !important;
    gap: 8px;
    align-items: center;
    margin-top: 0;
    padding: 0 0 4px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
  }
  .owner-shell .nav-block::-webkit-scrollbar {
    display: none;
  }
  .owner-shell .nav-title {
    display: none;
  }
  .owner-shell .nav-link {
    flex: 0 0 auto;
    min-height: 40px;
    min-width: max-content;
    grid-template-columns: 28px max-content;
    gap: 8px;
    padding: 5px 11px;
    border-color: var(--border) !important;
    background: var(--surface-2) !important;
    font-size: 12px;
  }
  .owner-shell .nav-icon {
    width: 28px;
    height: 28px;
  }
  .owner-shell .nav-icon svg {
    width: 15px;
    height: 15px;
  }
  .owner-shell .sidebar-footer {
    margin-top: 0;
    display: flex;
    justify-content: flex-start;
  }
  .owner-shell .sidebar-footer > .btn {
    min-height: 34px;
    padding: 7px 11px;
    font-size: 12px;
  }
  .owner-shell .sidebar-footer .panel-sub {
    display: none;
  }
  .owner-shell .content {
    padding-top: 12px !important;
  }
}