/* ============================================
   Zapt Core - Cadastro de Clientes
   ============================================ */

:root {
  --primary: #1a73e8;
  --primary-dark: #1557b0;
  --primary-light: #e8f0fe;
  --success: #34a853;
  --warning: #fbbc04;
  --danger: #ea4335;
  --gray-50: #f8f9fa;
  --gray-100: #f1f3f4;
  --gray-200: #e8eaed;
  --gray-300: #dadce0;
  --gray-400: #bdc1c6;
  --gray-500: #9aa0a6;
  --gray-600: #80868b;
  --gray-700: #5f6368;
  --gray-800: #3c4043;
  --gray-900: #202124;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(60,64,67,0.3), 0 1px 3px rgba(60,64,67,0.15);
  --shadow-md: 0 1px 3px rgba(60,64,67,0.3), 0 4px 8px rgba(60,64,67,0.15);
  --shadow-lg: 0 1px 3px rgba(60,64,67,0.3), 0 8px 16px rgba(60,64,67,0.15);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: 150ms ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--gray-800);
  background: var(--gray-100);
}

/* ============================================
   Screen Management
   ============================================ */
.screen {
  display: none;
  min-height: 100vh;
}

.screen.active {
  display: flex;
  flex-direction: column;
}

/* ============================================
   Login Screen
   ============================================ */
#login-screen {
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
}

.login-container {
  text-align: center;
  padding: 48px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.login-logo {
  margin-bottom: 32px;
}

.login-logo-img {
  width: 180px;
  height: auto;
  margin-bottom: 16px;
}

.login-logo h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-900);
  margin: 8px 0;
}

.login-logo p {
  color: var(--gray-600);
}

#google-signin-btn {
  display: flex;
  justify-content: center;
  margin: 24px 0;
}

.login-hint {
  font-size: 12px;
  color: var(--gray-500);
}

/* ============================================
   App Header
   ============================================ */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 64px;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-logo {
  height: 32px;
  width: auto;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
}

.logo-subtitle {
  font-size: 10px;
  font-weight: 600;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary) 0%, #6c5ce7 100%);
  padding: 2px 8px;
  border-radius: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-left: 4px;
}

.role-badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--gray-100);
  border: 1px solid var(--gray-300);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: 4px;
}

/* Hide write elements for viewer role */
body.role-viewer .admin-only {
  display: none !important;
}

.header-nav {
  display: flex;
  gap: 4px;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  color: var(--gray-600);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

.nav-btn:hover {
  background: var(--gray-100);
  color: var(--gray-800);
}

.nav-btn.active {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-btn .material-icons {
  font-size: 20px;
}

/* ============================================
   Nav Dropdown (Empresas)
   ============================================ */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  z-index: 200;
  padding: 4px 0;
  margin-top: 4px;
}

.nav-dropdown.open .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 16px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--gray-700);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  text-align: left;
}

.nav-dropdown-item:hover {
  background: var(--gray-100);
  color: var(--gray-800);
}

.nav-dropdown-item.active {
  background: var(--primary-light);
  color: var(--primary);
}

.nav-dropdown-item .material-icons {
  font-size: 20px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

#user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

#user-name {
  font-weight: 500;
  color: var(--gray-700);
}

/* ============================================
   Stats Bar
   ============================================ */
.stats-bar {
  display: flex;
  gap: 24px;
  padding: 16px 24px;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-900);
}

.stat-label {
  font-size: 12px;
  color: var(--gray-600);
  text-transform: uppercase;
}

.stat-warning .stat-value {
  color: var(--danger);
}

/* ============================================
   Main Content
   ============================================ */
.app-main {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

/* ============================================
   View Toolbar
   ============================================ */
.view-toolbar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  min-width: 300px;
}

.search-box .material-icons {
  color: var(--gray-500);
}

.search-box input {
  border: none;
  outline: none;
  flex: 1;
  font-size: 14px;
}

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filters select {
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: var(--white);
  font-size: 14px;
  cursor: pointer;
}

.assets-sync {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.assets-sync select {
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: var(--white);
  font-size: 14px;
  cursor: pointer;
  min-width: 260px;
}

.assets-sync-panel {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 12px 12px;
  margin: 12px 0 16px;
}

.assets-sync-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.assets-sync-status {
  font-weight: 600;
  color: var(--gray-800);
}

.assets-sync-metrics {
  font-size: 12px;
}

.assets-sync-progress {
  width: 100%;
  height: 10px;
  background: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 10px;
}

.assets-sync-progress-bar {
  height: 100%;
  background: var(--primary);
  transition: width 150ms ease;
}

.assets-sync-log {
  max-height: 180px;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  line-height: 1.35;
  color: var(--gray-700);
  white-space: pre-wrap;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.btn .material-icons {
  font-size: 18px;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  background: var(--white);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
  background: var(--gray-100);
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
}

.btn-danger:hover {
  background: #c5221f;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  border-radius: 50%;
  cursor: pointer;
  color: var(--gray-600);
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--gray-100);
  color: var(--gray-800);
}

/* ============================================
   Data Table
   ============================================ */
.table-container {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

/* ============================================
   Cliente Modal - Projetos tab (horizontal scroll)
   ============================================ */
.tab-panel[data-panel="portal"] .table-container {
  overflow-x: auto;
  overflow-y: hidden;
}

.tab-panel[data-panel="portal"] .data-table {
  min-width: 1100px;
}

.tab-panel[data-panel="portal"] .data-table th,
.tab-panel[data-panel="portal"] .data-table td {
  padding: 10px 12px;
  white-space: nowrap;
}

.tab-panel[data-panel="portal"] .data-table input {
  min-height: 40px;
}

.tab-panel[data-panel="portal"] .data-table input.projeto-nome {
  min-width: 180px;
}

.tab-panel[data-panel="portal"] .projeto-url-box {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  min-width: 340px;
}

.tab-panel[data-panel="portal"] .projeto-url-text {
  font-size: 11px;
  max-width: 520px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: inline-block;
  vertical-align: bottom;
}

.btn-small {
  padding: 6px 10px;
  font-size: 12px;
}

.tab-panel[data-panel="portal"] .data-table input.projeto-placeId {
  min-width: 170px;
}

.tab-panel[data-panel="portal"] .data-table input.projeto-appUrl {
  min-width: 280px;
}

.tab-panel[data-panel="portal"] .data-table input.projeto-apiKey {
  min-width: 240px;
}

.tab-panel[data-panel="portal"] .data-table input.projeto-inicioEm,
.tab-panel[data-panel="portal"] .data-table input.projeto-fimEm {
  min-width: 190px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.data-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-700);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table tbody tr:hover {
  background: var(--gray-50);
}

.data-table tbody tr.no-gps {
  background: #fef7e0;
}

.data-table tbody tr.no-gps:hover {
  background: #fef0c7;
}

#ativo-alocacoes-table tr.row-active {
  background: var(--primary-light);
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.badge-cliente {
  background: #e6f4ea;
  color: #137333;
}

.badge-prospect {
  background: #e8f0fe;
  color: #1967d2;
}

.badge-poc-paga {
  background: #fef7e0;
  color: #b06000;
}

.badge-cliente-interno {
  background: #e8f5e9;
  color: #2e7d32;
}

.badge-inativo {
  background: var(--gray-200);
  color: var(--gray-600);
}

/* Asset situacao badges */
.badge-situacao-adquirido {
  background: var(--gray-200);
  color: var(--gray-700);
}

.badge-situacao-disponivel {
  background: #e8f0fe;
  color: #1967d2;
}

.badge-situacao-alocado {
  background: #e6f4ea;
  color: #137333;
}

.badge-situacao-extraviado {
  background: #fde7e9;
  color: #c5221f;
}

/* Asset estado badges */
.badge-estado-ativo {
  background: #e6f4ea;
  color: #137333;
}

.badge-estado-inativo {
  background: var(--gray-200);
  color: var(--gray-600);
}

.badge-estado-nao_transmitindo {
  background: #fef7e0;
  color: #b06000;
}

.badge-estado-problematico {
  background: #fde7e9;
  color: #c5221f;
}

.badge-estado-em_manutencao {
  background: #e8f0fe;
  color: #1967d2;
}

/* GPS status */
.gps-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.gps-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.gps-dot.confirmado { background: var(--success); }
.gps-dot.aproximado { background: var(--warning); }
.gps-dot.importado { background: var(--primary); }
.gps-dot.pendente { background: var(--danger); }

/* Action buttons */
.action-btns {
  display: flex;
  gap: 4px;
}

/* ============================================
   Empty State
   ============================================ */
.empty-state {
  text-align: center;
  padding: 64px;
  color: var(--gray-500);
}

.empty-state .material-icons {
  font-size: 64px;
  margin-bottom: 16px;
}

.hidden {
  display: none !important;
}

/* ============================================
   Map View
   ============================================ */
.map-container-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.map-header {
  text-align: center;
  margin-bottom: 32px;
}

.map-header h2 {
  font-size: 24px;
  margin-bottom: 8px;
}

.map-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.map-stat-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.map-stat-card .material-icons {
  font-size: 32px;
  color: var(--primary);
}

.map-stat-card.warning .material-icons {
  color: var(--danger);
}

.map-stat-card .stat-content {
  display: flex;
  flex-direction: column;
}

.map-stat-card .stat-number {
  font-size: 28px;
  font-weight: 700;
  color: var(--gray-900);
}

.map-stat-card .stat-label {
  font-size: 13px;
  color: var(--gray-600);
}

.map-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 32px;
}

.btn-large {
  padding: 14px 24px;
  font-size: 16px;
}

.map-info-box {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
}

.map-info-box .material-icons {
  color: var(--primary);
  flex-shrink: 0;
}

.map-info-box ol {
  margin: 8px 0 0 0;
  padding-left: 20px;
}

.map-info-box li {
  margin-bottom: 4px;
  color: var(--gray-700);
}

/* ============================================
   Import View
   ============================================ */
.import-container {
  max-width: 1000px;
  margin: 0 auto;
}

.import-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px;
  background: var(--white);
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
}

.import-dropzone:hover,
.import-dropzone.dragover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.import-dropzone .material-icons {
  font-size: 64px;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.import-dropzone p {
  color: var(--gray-600);
}

.import-dropzone .hint {
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 8px;
}

.import-preview {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.import-preview h3 {
  margin-bottom: 16px;
}

.import-options {
  display: flex;
  gap: 24px;
  margin-bottom: 16px;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.import-option-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.import-option-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-700);
}

.import-option-group label .material-icons {
  font-size: 18px;
  color: var(--gray-500);
}

.import-option-group select {
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  background: var(--white);
  font-size: 14px;
  cursor: pointer;
  min-width: 220px;
}

.import-option-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.import-info-box {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--gray-700);
}

.import-info-box .material-icons {
  color: var(--primary);
  flex-shrink: 0;
  font-size: 20px;
}

/* Import preview status indicators */
.import-status-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}

.import-status-new {
  background: #e6f4ea;
  color: #137333;
}

.import-status-update {
  background: #e8f0fe;
  color: #1967d2;
}

.import-status-skip {
  background: var(--gray-200);
  color: var(--gray-600);
}

.import-table-wrapper {
  max-height: 400px;
  overflow: auto;
  margin: 16px 0;
}

.import-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

/* ============================================
   Modal
   ============================================ */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: 24px;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.modal-small {
  width: 400px;
}

.modal-medium {
  width: 600px;
}

.modal-large {
  width: 800px;
}

.grupos-list {
  max-height: 300px;
  overflow-y: auto;
}

.filter-results {
  color: #666;
  font-size: 14px;
  white-space: nowrap;
  padding: 0 8px;
}

.filter-results #filter-count {
  font-weight: 600;
  color: var(--primary);
}

.grupos-list .data-table {
  margin: 0;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
  font-size: 18px;
  font-weight: 600;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px;
  border-top: 1px solid var(--gray-200);
}

/* ============================================
   Form
   ============================================ */
.form-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 8px;
}

.tab-btn {
  padding: 8px 16px;
  border: none;
  background: transparent;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.tab-btn:hover {
  background: var(--gray-100);
}

.tab-btn.active {
  background: var(--primary-light);
  color: var(--primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.form-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  flex: 1;
  margin-bottom: 16px;
}

.form-group.flex-1 { flex: 1; }
.form-group.flex-2 { flex: 2; }
.form-group.flex-3 { flex: 3; }

.form-group label {
  display: block;
  margin-bottom: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: var(--transition);
}

.projetos-toolbar {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

#projetos-table input {
  padding: 8px 10px;
  font-size: 12px;
}

#projetos-table .btn-icon[disabled] {
  opacity: 0.4;
  cursor: not-allowed;
}

#projetos-table tr.row-legacy {
  background: #fef7e0;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-section {
  margin: 24px 0;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
}

.form-section h4 {
  margin-bottom: 16px;
  color: var(--gray-700);
}

.form-hint {
  font-size: 13px;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.form-map-preview {
  height: 200px;
  margin-top: 16px;
  border-radius: var(--radius-md);
  background: var(--gray-200);
}

.image-preview {
  margin-top: 8px;
  max-width: 200px;
  max-height: 150px;
}

.image-preview img {
  max-width: 100%;
  max-height: 150px;
  border-radius: var(--radius-sm);
}

.text-muted {
  color: var(--gray-500);
}

/* ============================================
   Toast
   ============================================ */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--gray-900);
  color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  animation: slideIn 300ms ease;
}

.toast.success {
  background: var(--success);
}

.toast.error {
  background: var(--danger);
}

.toast.warning {
  background: var(--warning);
  color: var(--gray-900);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ============================================
   Loading
   ============================================ */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 3000;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  .app-header {
    flex-wrap: wrap;
    height: auto;
    padding: 12px;
    gap: 12px;
  }

  .header-nav {
    order: 3;
    width: 100%;
    justify-content: center;
  }

  .nav-btn span:not(.material-icons) {
    display: none;
  }

  .view-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    min-width: auto;
  }

  .filters {
    flex-wrap: wrap;
  }

  .modal-content {
    width: 100%;
    max-width: 100%;
    margin: 12px;
  }

  .form-row {
    flex-direction: column;
  }
}