@media (min-width: 1600px) {
  .dashboard-page {
    padding: 1.8rem 2rem 2rem;
  }

  .kpi-card {
    min-height: 8rem;
    padding: 1.15rem;
  }

  .dashboard-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(20rem, 0.95fr) minmax(20rem, 1.05fr);
  }
}

@media (max-width: 1365px) {
  .kpi-grid,
  .skeleton-kpis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .activity-card,
  .attention-card {
    grid-column: span 2;
  }
}

@media (max-width: 1120px) {
  :root {
    --sidebar-width: 15rem;
  }

  .connection-copy {
    min-width: 0;
  }

  .topbar-user-wrap {
    display: none;
  }

  .dashboard-page {
    padding: 1.25rem;
  }
}

@media (max-width: 900px) {
  .sidebar {
    width: min(18rem, calc(100vw - 3.5rem));
    box-shadow: 14px 0 40px rgb(0 0 0 / 22%);
    transform: translateX(-104%);
  }

  .app-main,
  .app-shell.sidebar-collapsed .app-main {
    margin-left: 0;
  }

  .app-shell.mobile-menu-open .sidebar {
    width: min(18rem, calc(100vw - 3.5rem));
    transform: translateX(0);
  }

  .app-shell.mobile-menu-open .nav-label,
  .app-shell.mobile-menu-open .nav-badge,
  .app-shell.mobile-menu-open .profile-copy,
  .app-shell.mobile-menu-open .profile-button .chevron {
    display: flex;
  }

  .app-shell.mobile-menu-open .nav-badge {
    display: inline-grid;
  }

  .app-shell.mobile-menu-open .sidebar-brand {
    padding: 1.25rem 1.125rem;
  }

  .app-shell.mobile-menu-open .brand-logo,
  .app-shell.mobile-menu-open .nav-item,
  .app-shell.mobile-menu-open .profile-button {
    justify-content: flex-start;
  }

  .app-shell.mobile-menu-open .brand-logo {
    width: 100%;
    justify-content: center;
  }

  .app-shell.mobile-menu-open .brand-logo img {
    width: 100%;
    max-width: none;
    transform: none;
  }

  .app-shell.mobile-menu-open .brand-logo .brand-logo-full {
    display: block;
  }

  .app-shell.mobile-menu-open .brand-logo .brand-logo-mark {
    display: none;
  }

  .app-shell.mobile-menu-open .sidebar-nav {
    padding-inline: 1rem;
  }

  .app-shell.mobile-menu-open .sidebar-profile {
    padding-inline: 1rem;
  }

  .app-shell.mobile-menu-open .profile-popover {
    inset: auto 1rem calc(100% - 0.2rem);
    width: calc(100% - 2rem);
  }

  .sidebar-overlay {
    position: fixed;
    z-index: 45;
    inset: 0;
    display: block;
    background: rgb(17 17 17 / 45%);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
  }

  .app-shell.mobile-menu-open .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .topbar {
    padding-inline: 1rem;
  }

  .global-search {
    width: min(28rem, 48vw);
  }
}

@media (max-width: 767px) {
  .topbar {
    gap: 0.55rem;
  }

  .connection-copy,
  .connection-button > .chevron {
    display: none;
  }

  .connection-button {
    width: 2.75rem;
    padding: 0.35rem;
    justify-content: center;
  }

  .dashboard-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .kpi-grid,
  .skeleton-kpis,
  .dashboard-grid,
  .skeleton-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .activity-card,
  .attention-card,
  .status-card,
  .zones-card,
  .verified-card,
  .performance-card {
    grid-column: span 2;
  }

  .kpi-card {
    min-height: 7rem;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 4rem;
  }

  .topbar {
    position: sticky;
    padding-inline: 0.75rem;
  }

  .topbar-actions {
    margin-left: auto;
    gap: 0.45rem;
  }

  .global-search {
    position: static;
    width: 2.75rem;
    margin-left: 0;
  }

  .global-search input {
    position: absolute;
    z-index: -1;
    inset: 0.55rem 0.75rem;
    width: calc(100% - 1.5rem);
    height: calc(100% - 1.1rem);
    padding-right: 3.15rem;
    opacity: 0;
    pointer-events: none;
  }

  .global-search button {
    position: static;
    width: 2.75rem;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    background: var(--color-white);
  }

  .global-search.is-open input {
    z-index: 70;
    opacity: 1;
    pointer-events: auto;
  }

  .global-search.is-open button {
    position: absolute;
    z-index: 71;
    top: 0.62rem;
    right: 0.8rem;
    border-color: transparent;
  }

  .notification-button,
  .connection-button,
  .global-search button,
  .sidebar-toggle {
    width: 2.75rem;
    height: 2.75rem;
  }

  .section-action,
  .select-button,
  .attention-action,
  .system-status a {
    min-height: 2.75rem;
  }

  .dashboard-page {
    padding: 1rem 0.8rem 1.25rem;
  }

  .dashboard-heading h1 {
    font-size: 1.45rem;
  }

  .dashboard-heading p {
    max-width: 24rem;
    font-size: 0.78rem;
  }

  .kpi-grid,
  .skeleton-kpis,
  .dashboard-grid,
  .skeleton-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .activity-card,
  .attention-card,
  .status-card,
  .zones-card,
  .verified-card,
  .performance-card {
    grid-column: auto;
  }

  .kpi-card {
    min-height: 6.5rem;
    padding: 0.9rem 1rem;
  }

  .kpi-icon {
    width: 2.85rem;
    height: 2.85rem;
  }

  .card {
    padding: 1rem;
  }

  .activity-item {
    grid-template-columns: 2rem 2.25rem minmax(0, 1fr);
    gap: 0.5rem;
  }

  .activity-icon {
    width: 2rem;
    height: 2rem;
  }

  .activity-description {
    white-space: normal;
  }

  .activity-item .status-pill {
    grid-column: 3;
    justify-self: start;
  }

  .status-layout {
    grid-template-columns: minmax(6.75rem, 0.85fr) minmax(8.5rem, 1fr);
  }

  .attention-item {
    grid-template-columns: 2rem minmax(0, 1fr);
  }

  .attention-action {
    grid-column: 2;
    justify-self: start;
  }

  .system-status {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .system-status a {
    width: 100%;
    justify-content: flex-end;
  }

  .toast {
    right: 0.8rem;
    bottom: 0.8rem;
  }
}

@media (max-width: 390px) {
  .topbar-actions {
    gap: 0.28rem;
  }

  .topbar {
    gap: 0.35rem;
  }

  .notification-button,
  .connection-button,
  .global-search button,
  .sidebar-toggle {
    width: 2.75rem;
    height: 2.75rem;
  }

  .dashboard-page {
    padding-inline: 0.7rem;
  }

  .data-source {
    white-space: normal;
  }

  .zone-item {
    grid-template-columns: minmax(4.3rem, 1fr) minmax(3.8rem, 1fr) 1.5rem auto;
    gap: 0.35rem;
  }

  .status-layout {
    grid-template-columns: 1fr;
  }

  .donut-wrap {
    width: min(9rem, 54vw);
    justify-self: center;
  }

  .chart-summary {
    grid-template-columns: 1fr;
  }

  .summary-stat,
  .summary-stat:first-child {
    padding: 0.45rem 0 0.45rem;
    border-top: 1px solid var(--color-gray-100);
    border-left: 0;
  }

  .summary-stat:first-child {
    border-top: 0;
  }

  .summary-stat small {
    white-space: normal;
  }
}