/* ============ RESPONSIVE — Mobile + Tablet ============ */

/* Tablet (< 1024px) */
@media (max-width: 1024px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .resources-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* Mobile (< 768px) */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 280px;
  }

  /* Hide sidebar by default on mobile */
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow);
  }
  .sidebar-toggle {
    display: flex;
  }

  /* Overlay when sidebar open */
  .sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99;
    animation: fadeIn 0.2s ease;
  }

  .main-content {
    margin-left: 0;
  }

  .topbar-left #sidebar-open {
    display: flex;
  }

  .views-container {
    padding: 1rem;
    padding-bottom: 5rem; /* space for bottom nav */
  }

  /* Show bottom nav */
  .bottom-nav {
    display: flex;
  }

  /* Metrics stack */
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.7rem;
  }

  .metric-card {
    padding: 0.8rem;
    gap: 0.6rem;
  }
  .metric-icon {
    width: 36px;
    height: 36px;
  }
  .metric-icon svg { width: 18px; height: 18px; }
  .metric-value { font-size: 1.2rem; }

  /* Search trigger compact */
  .search-hint { display: none; }
  .search-trigger { padding: 0.4rem; }

  /* Resources toolbar wrap */
  .resources-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .toolbar-left, .toolbar-right {
    flex-wrap: wrap;
  }
  .filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .select-filter {
    min-width: 100px;
    flex: 1;
  }

  /* Resources grid single column */
  .resources-grid {
    grid-template-columns: 1fr;
  }

  /* Settings single column */
  .settings-grid {
    grid-template-columns: 1fr;
  }

  /* Search modal full width */
  .search-modal {
    padding-top: 0;
    align-items: flex-start;
  }
  .search-modal-content {
    max-width: 100%;
    border-radius: 0;
    min-height: 100vh;
  }

  /* Detail view compact */
  .detail-card {
    padding: 1.2rem;
  }
  .detail-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .detail-actions {
    flex-direction: column;
  }

  /* Toast positioning */
  .toast-container {
    bottom: 5rem;
    right: 1rem;
    left: 1rem;
  }
  .toast { max-width: 100%; }
}

/* Small mobile (< 480px) */
@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }
  .metric-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    padding: 0.7rem;
  }
  .favorites-carousel {
    margin: 0 -1rem;
    padding: 0 1rem 0.5rem;
  }
  .carousel-item {
    flex: 0 0 180px;
  }
}