@media (max-width: 1199.98px) {
  .stats-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 991.98px) {
  .sidebar {
    position: fixed;
    left: 0;
    transform: translateX(-100%);
    width: min(300px, 82vw);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar.collapsed {
    width: min(300px, 82vw);
  }

  .page-shell {
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767.98px) {
  .topbar {
    height: auto;
    padding: 0.85rem 1rem;
    flex-wrap: wrap;
    gap: 0.8rem;
  }

  .page-content {
    padding: 1.2rem 1rem 6.5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .search-box {
    min-width: 0;
    flex: 1;
  }

  .login-shell {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .login-card {
    padding: 2rem 1.2rem;
  }

  .login-visual {
    min-height: 220px;
  }
}

@media (max-width: 575.98px) {
  .page-title {
    font-size: 1.5rem;
  }

  .topbar-right {
    width: 100%;
    justify-content: space-between;
  }

  .user-meta {
    display: none;
  }

  .panel,
  .form-card,
  .data-table-wrap {
    padding: 0.9rem;
  }

  .table-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .toolbar-group {
    width: 100%;
  }

  .btn {
    min-height: 42px;
  }

  .mobile-bottom-nav {
    padding-bottom: calc(env(safe-area-inset-bottom) + 0.4rem);
  }

  .page-content {
    padding-bottom: calc(var(--bottom-nav-height) + 4rem);
  }
}