/* OpenGD77 CPS Web - Styles */

/* M12 Font for GRID.RADIO branding */
@font-face {
  font-family: 'M12Font';
  src: url('/m12.TTF') format('truetype');
}

:root {
  --primary: #667eea;
  --primary-dark: #5a67d8;
  --primary-light: #7c8fef;
  --secondary: #48bb78;
  --accent: #ed8936;
  --danger: #e53e3e;
  --warning: #dd6b20;
  --warning-rgb: 221, 107, 32;
  --success: #48bb78;
  
  --bg-dark: #1a202c;
  --bg-darker: #171923;
  --bg-card: #2d3748;
  --bg-input: #374151;
  --bg-hover: #4a5568;
  
  --text-primary: #f7fafc;
  --text-secondary: #a0aec0;
  --text-muted: #718096;
  
  --border-color: #4a5568;
  --border-light: #2d3748;
  
  --font-mono: 'JetBrains Mono', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-gridradio: 'M12Font', sans-serif;
  
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  --header-height: 56px;
  --sidebar-width: 260px;
  --statusbar-height: 32px;
}

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

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.5;
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-darker);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

.loading-screen.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-logo {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: pulse 2s infinite;
}

.loading-text {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.loading-subtext {
  font-family: var(--font-gridradio);
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 2rem;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-spinner.small {
  width: 24px;
  height: 24px;
  border-width: 2px;
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* Base Card Styles */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.card-body {
  padding: 1rem 1.25rem;
}

.card-body p {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.card-body p:last-child {
  margin-bottom: 0;
}

/* App Container */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Header */
.app-header {
  height: var(--header-height);
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  z-index: 100;
}

.header-left,
.header-center,
.header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.header-logo {
  font-size: 1.5rem;
}

.header-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.header-badge {
  font-size: 0.625rem;
  font-weight: 600;
  background: var(--warning);
  color: white;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.codeplug-name-display {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-primary);
  max-width: 250px;
  overflow: hidden;
}

.codeplug-name-display i {
  color: var(--primary);
  flex-shrink: 0;
}

.codeplug-name-display span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.codeplug-modified-dot {
  color: var(--warning);
  font-size: 0.75rem;
  flex-shrink: 0;
}

.radio-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  white-space: nowrap;
}

.radio-status .status-text {
  white-space: nowrap;
}

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

.status-dot.connected {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

.status-dot.disconnected {
  background: var(--text-muted);
}

.status-dot.busy {
  background: var(--warning);
  animation: pulse 1s infinite;
}

.radio-type-select {
  padding: 0.375rem 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-type-select:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.radio-type-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.header-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.125rem;
  transition: all var(--transition-fast);
}

.header-btn:hover:not(:disabled) {
  background: var(--bg-card);
  color: var(--text-primary);
}

.header-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.header-btn .btn-text {
  font-size: 0.875rem;
}

.header-separator {
  width: 1px;
  height: 24px;
  background: var(--border-color);
  margin: 0 0.25rem;
}

/* User Menu */
.user-menu {
  position: relative;
}

.user-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: 1000;
  display: none;
}

.user-dropdown.active {
  display: block;
}

.user-dropdown-header {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.user-callsign {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
}

.user-email {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.user-dropdown-menu {
  padding: 0.5rem 0;
}

.user-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.user-dropdown-item:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.user-dropdown-item i {
  font-size: 1.125rem;
  width: 20px;
  text-align: center;
}

/* Main Layout */
.app-main {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-darker);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
}

.nav-section {
  margin-bottom: 1rem;
}

.nav-section-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.5rem 0.75rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: 2px;
}

.nav-item:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

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

.nav-item i {
  font-size: 1.125rem;
  width: 24px;
  text-align: center;
}

.nav-badge {
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--bg-input);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.nav-item.active .nav-badge {
  background: rgba(255,255,255,0.2);
  color: white;
}

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid var(--border-color);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.sidebar-link:hover {
  color: var(--text-primary);
}

/* Content Area */
.app-content {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.content-section {
  display: none;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.content-section.active {
  display: flex;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.section-header h1 {
  font-size: 1.25rem;
  font-weight: 600;
}

.section-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Search Box */
.search-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0 0.75rem;
}

.search-box.large {
  padding: 0 1rem;
}

.search-box i {
  color: var(--text-muted);
}

.search-input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 0.5rem 0;
  font-size: 0.875rem;
  outline: none;
  width: 200px;
}

.search-box.large .search-input {
  width: 300px;
  padding: 0.75rem 0;
}

.search-input::placeholder {
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

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

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

.btn-secondary {
  background: var(--bg-input);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

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

.btn-danger:hover {
  background: #c53030;
}

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

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-icon {
  padding: 0.5rem;
  min-width: auto;
}

/* Overview Grid */
.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
}

.overview-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  border: 1px solid var(--border-color);
}

.overview-card-icon {
  width: 48px;
  height: 48px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.overview-card-value {
  font-size: 1.75rem;
  font-weight: 700;
  font-family: var(--font-mono);
}

.overview-card-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Quick Actions */
.quick-actions {
  padding: 0 1.5rem 1.5rem;
}

.quick-actions h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.action-card:hover {
  background: var(--bg-hover);
  border-color: var(--primary);
}

.action-card i {
  font-size: 2rem;
  color: var(--primary);
}

.action-card span {
  font-weight: 500;
  color: var(--text-primary);
}

.action-card small {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Recent Files */
.recent-files {
  padding: 0 1.5rem 1.5rem;
}

.recent-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.recent-files h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0;
  color: var(--text-secondary);
}

.recent-list {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.recent-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.recent-item:last-child {
  border-bottom: none;
}

.recent-item:hover {
  background: var(--bg-hover);
}

.recent-item-icon {
  font-size: 1.5rem;
  color: var(--primary);
}

.recent-item-info {
  flex: 1;
  min-width: 0;
}

.recent-item-name {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recent-item-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.recent-item-actions {
  display: flex;
  gap: 0.25rem;
  flex-shrink: 0;
}

.recent-item-actions .btn {
  padding: 0.25rem 0.5rem;
  background: var(--bg-hover);
}

/* Empty State */
.empty-state, .table-empty {
  padding: 3rem;
  text-align: center;
  color: var(--text-muted);
}

.empty-state i, .table-empty i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state p, .table-empty p {
  margin-bottom: 0.5rem;
}

.empty-state small, .table-empty small {
  font-size: 0.875rem;
  opacity: 0.75;
}

.table-empty .btn {
  margin-top: 1rem;
}

/* Data Tables */
.data-table-container {
  flex: 1;
  overflow: auto;
  padding: 1rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table th {
  text-align: left;
  padding: 0.75rem 1rem;
  background: var(--bg-darker);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 0.625rem 1rem;
  border-bottom: 1px solid var(--border-light);
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: var(--bg-card);
}

.data-table .channel-type {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
}

.data-table .channel-type.analog {
  background: var(--accent);
  color: white;
}

.data-table .channel-type.digital {
  background: var(--primary);
  color: white;
}

/* Badge styles */
.badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.badge-success {
  background: rgba(72, 187, 120, 0.15);
  color: var(--success);
}

.badge-warning {
  background: rgba(237, 137, 54, 0.15);
  color: var(--warning);
}

.badge-danger {
  background: rgba(245, 101, 101, 0.15);
  color: var(--danger);
}

.badge-info {
  background: rgba(102, 126, 234, 0.15);
  color: var(--primary);
}

.data-table .actions {
  display: flex;
  gap: 0.25rem;
}

.data-table .action-btn {
  padding: 0.375rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.data-table .action-btn:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.data-table .action-btn.danger:hover {
  color: var(--danger);
}

/* Table cell list styling for zones and TG lists */
.data-table .contact-list-cell,
.data-table .channel-list-cell {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  max-width: 400px;
}

.data-table .tglist-tag,
.data-table .zone-channel-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.375rem;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Filters */
.repeater-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.filter-group .form-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Forms */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus {
  border-color: var(--primary);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-select option {
  background: var(--bg-input);
  color: var(--text-primary);
}

.form-select optgroup {
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 600;
}

.form-help {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.settings-form {
  padding: 1.5rem;
  max-width: 800px;
}

/* Import Cards */
.import-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
}

.import-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-align: center;
}

.import-card-icon {
  width: 64px;
  height: 64px;
  background: var(--bg-input);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.import-card-icon i {
  font-size: 1.75rem;
  color: var(--primary);
}

.import-card h3 {
  font-size: 1rem;
  font-weight: 600;
}

.import-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Firmware Update Cards */
.firmware-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
  padding: 0 1.5rem 1.5rem;
}

.firmware-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.firmware-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border-color);
}

.firmware-card-header h3 {
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.firmware-card-header .badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
}

.firmware-card-body {
  padding: 1.25rem;
}

.firmware-card-body p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.file-input-wrapper {
  display: flex;
  gap: 0.5rem;
}

.file-input-wrapper .form-input {
  flex: 1;
}

.firmware-progress {
  padding: 0 1.5rem;
}

.progress-bar-container {
  height: 8px;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--primary);
  transition: width 0.3s ease;
}

.progress-text {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
}

/* Radio Tools Cards */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.tools-grid .card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.tools-grid .card-body {
  padding: 1.25rem;
}

.tools-grid .card-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tools-grid .card-body h3 i {
  color: var(--primary);
}

.tools-grid .card-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Firmware Info Card */
.firmware-info-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  margin: 1.5rem;
  margin-bottom: 0;
}

.firmware-info-card p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.firmware-info-card ul {
  margin: 0.5rem 0;
  padding-left: 1.5rem;
  font-size: 0.875rem;
}

.firmware-info-card ul li {
  margin-bottom: 0.25rem;
}

.firmware-info-card .warning-text {
  font-size: 0.875rem;
  color: var(--danger);
  margin-top: 0.75rem;
  margin-bottom: 0;
}

/* Firmware Source Tabs */
.firmware-source-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.firmware-source-tab {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.firmware-source-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.firmware-source-tab.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.firmware-source-tab i {
  font-size: 1rem;
}

/* Firmware Library & Custom Panels */
.firmware-library-panel,
.firmware-custom-panel {
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Firmware Action Buttons */
.firmware-action-buttons {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

.firmware-action-buttons .btn {
  flex: 1;
}

/* Donor Firmware Section */
.donor-firmware-section {
  background: var(--bg-darker);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-top: 1rem;
  border: 1px solid var(--border-color);
}

.donor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.donor-header .form-label {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.donor-header .form-label i {
  color: var(--warning);
}

.donor-source-toggle {
  display: flex;
  gap: 0.25rem;
  background: var(--bg-input);
  padding: 0.25rem;
  border-radius: var(--radius-sm);
}

.donor-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.375rem 0.625rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.donor-toggle-btn:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

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

.donor-builtin-info {
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  border: 1px solid var(--border-color);
}

.donor-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.donor-status i {
  color: var(--success);
  font-size: 1rem;
}

.donor-status-warning {
  background: rgba(var(--warning-rgb), 0.1);
  border: 1px solid var(--warning);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
}

.donor-status-warning i {
  color: var(--warning);
}

.donor-none-info {
  margin-top: 0.5rem;
}

.donor-custom-upload {
  margin-top: 0.5rem;
}

.donor-file-warning {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  background: rgba(var(--warning-rgb), 0.1);
  border: 1px solid var(--warning);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-top: 0.5rem;
  font-size: 0.8125rem;
  color: var(--warning);
}

.donor-file-warning i {
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

/* Firmware Selected Info */
.firmware-selected-info {
  background: var(--bg-darker);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.firmware-selected-info i {
  color: var(--primary);
}

.firmware-selected-info .firmware-name {
  font-weight: 500;
  color: var(--text-primary);
}

.firmware-selected-info .firmware-size {
  color: var(--text-muted);
  margin-left: auto;
}

/* Library Container (Shared Library / My Codeplugs) */
.library-container {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.library-info-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .library-info-card {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.library-info-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.library-info-content h3 i {
  color: var(--primary);
}

.library-info-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
  max-width: 600px;
}

.library-search {
  flex-shrink: 0;
}

.library-search .search-box {
  min-width: 280px;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1rem;
}

.library-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
}

.library-empty i {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.library-empty p {
  margin-bottom: 0.5rem;
}

/* Codeplug Card */
.codeplug-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.codeplug-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.codeplug-card-header {
  padding: 1rem 1.25rem;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.codeplug-card-icon {
  width: 40px;
  height: 40px;
  background: var(--bg-input);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.codeplug-card-icon i {
  font-size: 1.25rem;
  color: var(--primary);
}

.codeplug-card-title {
  flex: 1;
  min-width: 0;
}

.codeplug-card-title h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.codeplug-card-title .author {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.codeplug-card-body {
  padding: 1rem 1.25rem;
}

.codeplug-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.625rem;
}

.codeplug-card-stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.codeplug-stat {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.codeplug-stat i {
  color: var(--primary);
}

.codeplug-card-footer {
  padding: 0.75rem 1.25rem;
  background: var(--bg-darker);
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

.codeplug-card-footer .btn {
  font-size: 0.8rem;
  padding: 0.375rem 0.75rem;
}

/* Codeplug Preview */
.codeplug-preview {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.preview-section h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-primary);
}

.preview-section h4 i {
  color: var(--primary);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.preview-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.preview-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.preview-value {
  font-size: 0.9rem;
  font-weight: 500;
}

.preview-table-container {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.preview-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.preview-table th,
.preview-table td {
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.preview-table th {
  background: var(--bg-darker);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.preview-table tr:last-child td {
  border-bottom: none;
}

.preview-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.preview-tag {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* DMR ID Info */
.dmrid-info {
  padding: 1.5rem;
}

.info-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
}

.info-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

details.info-card summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

details.info-card summary::-webkit-details-marker {
  display: none;
}

details.info-card summary::after {
  content: '\F0140';
  font-family: 'Material Design Icons';
  font-size: 1.25rem;
  transition: transform 0.2s ease;
  color: var(--text-muted);
}

details.info-card[open] summary::after {
  transform: rotate(180deg);
}

details.info-card summary h3 {
  margin-bottom: 0;
}

details.info-card[open] summary {
  margin-bottom: 1rem;
}

.info-stats {
  display: flex;
  gap: 2rem;
}

.info-stat {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--primary);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.dmrid-search {
  padding: 0 1.5rem 1rem;
}

/* Satellites */
.satellites-info {
  padding: 1.5rem;
  color: var(--text-muted);
}

.sat-list {
  padding: 0 1.5rem;
}

/* TLE Source Selector */
.tle-source-selector {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tle-source-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 200px;
  overflow-y: auto;
  padding: 0.5rem;
  background: var(--bg-darker);
  border-radius: var(--radius);
}

.tle-source-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: var(--radius);
  cursor: pointer;
}

.tle-source-item:hover {
  background: var(--bg-hover);
}

.tle-source-item input[type="checkbox"] {
  flex-shrink: 0;
}

.badge-custom {
  font-size: 0.625rem;
  padding: 0.125rem 0.375rem;
  background: var(--primary);
  color: var(--text);
  border-radius: var(--radius);
  margin-left: auto;
}

.form-section {
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.form-section:first-child {
  border-top: none;
  padding-top: 0;
}

.form-section h4 {
  margin: 0 0 0.75rem 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Status Bar */
.app-statusbar {
  height: var(--statusbar-height);
  background: var(--bg-darker);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.status-left,
.status-center,
.status-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.status-indicator.offline {
  background: var(--danger);
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow: hidden;
  animation: modalSlideIn 0.2s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-input);
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* Modal wide variant for dual-list pickers */
.modal.modal-wide {
  max-width: 800px;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: calc(var(--statusbar-height) + 1rem);
  right: 1rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 280px;
  max-width: 400px;
  animation: toastSlideIn 0.3s ease;
}

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

.toast.success {
  border-left: 4px solid var(--success);
}

.toast.error {
  border-left: 4px solid var(--danger);
}

.toast.warning {
  border-left: 4px solid var(--warning);
}

.toast.info {
  border-left: 4px solid var(--primary);
}

.toast-icon {
  font-size: 1.25rem;
}

.toast-content {
  flex: 1;
}

.toast-title {
  font-weight: 500;
  font-size: 0.875rem;
}

.toast-message {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.toast-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
}

/* TG Lists */
.tglist-container,
.zones-container {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow-y: auto;
  flex: 1;
}

.tglist-card,
.zone-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.tglist-header,
.zone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  background: var(--bg-darker);
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
}

.tglist-title,
.zone-title {
  font-weight: 600;
}

.tglist-count,
.zone-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-input);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
}

.tglist-content,
.zone-content {
  padding: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tglist-tag,
.zone-channel-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  background: var(--bg-input);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}

.tglist-tag .remove-btn,
.zone-channel-tag .remove-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  font-size: 0.875rem;
  margin-left: 0.25rem;
}

.tglist-tag .remove-btn:hover,
.zone-channel-tag .remove-btn:hover {
  color: var(--danger);
}

/* Dual List Picker */
.dual-list-picker {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.5rem;
  min-height: 280px;
  max-height: 400px;
}

.dual-list-column {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-darker);
}

.dual-list-header {
  padding: 0.5rem 0.75rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dual-list-reorder-buttons {
  display: flex;
  gap: 0.25rem;
}

.dual-list-btn-sm {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  font-size: 0.875rem;
}

.dual-list-btn-sm:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.dual-list-items {
  flex: 1;
  overflow-y: auto;
  padding: 0.25rem;
}

.dual-list-item {
  padding: 0.375rem 0.5rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  user-select: none;
}

.dual-list-item:hover {
  background: var(--bg-hover);
}

.dual-list-item.selected {
  background: var(--primary);
  color: white;
}

.dual-list-item-info {
  font-size: 0.6875rem;
  color: var(--text-muted);
  margin-left: auto;
}

.dual-list-item.selected .dual-list-item-info {
  color: rgba(255,255,255,0.7);
}

.dual-list-buttons {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem;
}

.dual-list-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dual-list-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.dual-list-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.dual-list-btn:disabled:hover {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

.dual-list-search {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.dual-list-search input {
  width: 100%;
  padding: 0.375rem 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.8125rem;
}

.dual-list-search input:focus {
  outline: none;
  border-color: var(--primary);
}

/* ============================================================================
   Talkgroup Import Styles
   ============================================================================ */

.tg-import-controls {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.5rem;
}

.tg-import-status {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.tg-import-list {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  max-height: 350px;
  min-height: 200px;
  overflow-y: auto;
}

.tg-import-loading,
.tg-import-empty,
.tg-import-error {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.tg-import-error {
  color: var(--danger);
  flex-wrap: wrap;
}

.tg-import-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.tg-import-item:last-child {
  border-bottom: none;
}

.tg-import-item:hover {
  background: var(--bg-hover);
}

.tg-import-item.selected {
  background: rgba(var(--primary-rgb), 0.1);
}

.tg-import-checkbox {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.tg-import-checkbox input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.tg-import-checkbox .checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 18px;
  width: 18px;
  background-color: var(--bg-input);
  border: 2px solid var(--border-color);
  border-radius: 3px;
  transition: all var(--transition-fast);
}

.tg-import-checkbox input:checked ~ .checkmark {
  background-color: var(--primary);
  border-color: var(--primary);
}

.tg-import-checkbox .checkmark:after {
  content: "";
  position: absolute;
  display: none;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.tg-import-checkbox input:checked ~ .checkmark:after {
  display: block;
}

.tg-import-id {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  min-width: 70px;
}

.tg-import-country {
  font-size: 0.75rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 3px;
  white-space: nowrap;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tg-import-name {
  font-size: 0.875rem;
  color: var(--text-primary);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Codeplug merge selection styles */
.merge-category {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  background: var(--bg-elevated);
  overflow: hidden;
}

.merge-category-header {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  user-select: none;
  background: var(--bg-secondary);
  transition: background var(--transition-fast);
}

.merge-category-header:hover {
  background: var(--bg-hover);
}

.merge-category-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 1px 7px;
  border-radius: 10px;
  margin-left: 0.5rem;
}

.merge-chevron {
  transition: transform var(--transition-fast);
}

.merge-category-items {
  max-height: 250px;
  overflow-y: auto;
}

.merge-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  border-top: 1px solid var(--border-light);
  cursor: pointer;
  font-size: 0.8125rem;
  transition: background var(--transition-fast);
}

.merge-item:hover {
  background: var(--bg-hover);
}

.merge-item input[type="checkbox"] {
  accent-color: var(--primary);
  flex-shrink: 0;
}

.merge-item span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Radio group styles */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.875rem;
}

.radio-label input[type="radio"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.radio-label input[type="radio"]:disabled {
  cursor: not-allowed;
}

.radio-label input[type="radio"]:disabled + span {
  color: var(--text-muted);
  cursor: not-allowed;
}

/* Responsive */
@media (max-width: 1024px) {
  .app-sidebar {
    position: fixed;
    left: 0;
    top: var(--header-height);
    bottom: var(--statusbar-height);
    z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    pointer-events: none; /* Prevent interaction when sidebar is hidden */
  }
  
  .app-sidebar.open {
    transform: translateX(0);
    pointer-events: auto; /* Re-enable interaction when sidebar is visible */
  }
  
  .header-btn .btn-text {
    display: none;
  }
}

@media (max-width: 768px) {
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .section-actions {
    flex-wrap: wrap;
    width: 100%;
  }
  
  .search-input {
    width: 100%;
    min-width: 150px;
  }
  
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .action-grid {
    grid-template-columns: 1fr;
  }
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Selection */
::selection {
  background: var(--primary);
  color: white;
}

/* Channel Drag and Drop */
.drag-handle {
  cursor: grab;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.drag-handle:active {
  cursor: grabbing;
}

.drag-handle .mdi-drag-vertical {
  color: var(--text-muted);
  font-size: 1.2rem;
}

.drag-handle:hover .mdi-drag-vertical {
  color: var(--primary);
}

.channel-number {
  cursor: pointer;
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--bg-input);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  transition: var(--transition-fast);
}

.channel-number:hover {
  background: var(--primary);
  color: white;
}

tr.dragging {
  opacity: 0.5;
  background: var(--primary) !important;
}

tr.drag-over {
  border-top: 2px solid var(--primary);
}

/* Small action buttons for channel table */
.data-table .actions {
  display: flex;
  gap: 0.25rem;
  flex-wrap: nowrap;
}

.data-table .action-btn {
  padding: 0.25rem;
  min-width: 28px;
  height: 28px;
}

.data-table .action-btn i {
  font-size: 0.9rem;
}

/* Status Badges */
.status-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 4px;
  text-transform: uppercase;
}

.status-badge.status-operational {
  background: rgba(74, 222, 128, 0.2);
  color: #4ade80;
}

.status-badge.status-not-operational {
  background: rgba(248, 113, 113, 0.2);
  color: #f87171;
}

/* Inactive row styling */
tr.inactive-row {
  opacity: 0.6;
}

tr.inactive-row:hover {
  opacity: 0.8;
}

/* Pagination Controls */
.pagination-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background: var(--surface);
}

.pagination-info {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.pagination-buttons {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-indicator {
  padding: 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
}

/* Map Styles */
.map-container {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  margin: 1rem 1.5rem;
}

.map-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  align-items: flex-end;
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text);
  margin: 0 1.5rem 1.5rem;
  padding: 1rem;
  background: var(--bg-card);
  border-radius: 8px;
}

/* Leaflet popup styling for dark mode */
.leaflet-popup-content-wrapper {
  background: var(--surface);
  color: var(--text);
  border-radius: 8px;
}

.leaflet-popup-tip {
  background: var(--surface);
}

.leaflet-popup-content {
  margin: 0.75rem 1rem;
}

.leaflet-container {
  font-family: inherit;
}

/* Copyright Button in Sidebar */
.copyright-btn {
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
}

.copyright-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* Copyright Modal Styles */
.copyright-modal {
  max-width: 800px;
}

.copyright-modal-body {
  max-height: 70vh;
  overflow-y: auto;
}

.copyright-modal-body p {
  margin: 0 0 1rem 0;
  color: var(--text);
  line-height: 1.6;
}

.copyright-modal-body a {
  color: var(--primary);
}

.copyright-modal-body a:hover {
  text-decoration: underline;
}

.copyright-text {
  background: var(--background);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  font-size: 0.85rem;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
  color: var(--text);
  font-family: "JetBrains Mono", monospace;
}

/* Mobile responsiveness for copyright modal */
@media (max-width: 768px) {
  .copyright-modal {
    margin: 1rem;
  }
  
  .copyright-text {
    font-size: 0.75rem;
    padding: 0.75rem;
  }
}

/* Feedback Modal Styles */
.feedback-modal {
  max-width: 600px;
}

.feedback-modal-body {
  max-height: 70vh;
  overflow-y: auto;
}

.feedback-section {
  background: var(--background);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.feedback-section h3 {
  margin: 0 0 0.75rem 0;
  font-size: 1rem;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feedback-section p {
  margin: 0 0 0.5rem 0;
  color: var(--text);
  line-height: 1.5;
}

.feedback-email {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}

.feedback-email:hover {
  text-decoration: underline;
}

.feedback-list {
  margin: 0.5rem 0;
  padding-left: 1.5rem;
  color: var(--text);
  line-height: 1.6;
}

.feedback-list li {
  margin-bottom: 0.25rem;
}

.feedback-list strong {
  color: var(--primary);
}

.feedback-version-info {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.75rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.feedback-actions {
  display: flex;
  gap: 0.5rem;
}

.feedback-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.feedback-success {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--success-bg, rgba(74, 222, 128, 0.15));
  border: 1px solid var(--success, #4ade80);
  border-radius: 4px;
  color: var(--success, #4ade80);
  font-size: 0.9rem;
}

.feedback-privacy {
  background: var(--surface);
  border-color: var(--border-color);
}

.feedback-privacy p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

/* Mobile responsiveness for feedback modal */
@media (max-width: 768px) {
  .feedback-modal {
    margin: 1rem;
  }
  
  .feedback-section {
    padding: 0.75rem;
  }
}

/* Theme Editor Styles */
.theme-editor-container {
  padding: 1rem;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Ensure theme colors panel can scroll internally if needed */
.theme-colors-panel {
  overflow-y: auto;
  overflow-x: hidden;
}

.color-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.color-input-group .form-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin: 0;
}

.color-picker-wrapper {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.color-picker-wrapper .color-input {
  width: 40px;
  height: 32px;
  padding: 2px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  background: transparent;
}

.color-picker-wrapper .color-input::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker-wrapper .color-input::-webkit-color-swatch {
  border-radius: 3px;
  border: none;
}

.color-picker-wrapper .color-hex {
  flex: 1;
  height: 32px;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.btn-toggle {
  background: var(--surface);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: all 0.2s;
}

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

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

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

.theme-library-grid {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
  overflow-x: hidden;
}

.theme-library-grid::-webkit-scrollbar {
  width: 6px;
}

.theme-library-grid::-webkit-scrollbar-track {
  background: transparent;
}

.theme-library-grid::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.theme-thumbnail {
  cursor: pointer;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  transition: all 0.2s;
}

.theme-thumbnail:hover {
  border-color: var(--primary);
  transform: scale(1.02);
}

.theme-thumbnail.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.3);
}

.theme-thumbnail img,
.theme-thumbnail canvas {
  width: 100%;
  height: auto;
  display: block;
}

.theme-thumbnail-info {
  padding: 0.25rem;
  background: var(--surface-light);
  font-size: 0.65rem;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.theme-loading {
  grid-column: span 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  color: var(--text-secondary);
  gap: 0.5rem;
}

.loading-spinner.small {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.header-separator {
  width: 1px;
  height: 24px;
  background: var(--border-color);
  margin: 0 0.5rem;
}

/* Responsive theme editor */
@media (max-width: 1024px) {
  .theme-editor-container {
    grid-template-columns: 1fr !important;
  }
  
  .theme-preview-panel {
    position: static !important;
  }
}

/* ================================================================
   MOBILE & TABLET RESPONSIVE STYLES
   ================================================================ */

/* Mobile Menu Button - Hidden by default on desktop */
.mobile-menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.5rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.mobile-menu-btn:hover {
  background: var(--bg-card);
  color: var(--text-primary);
}

.mobile-menu-btn:active {
  background: var(--bg-input);
}

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 45;
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.sidebar-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Mobile Info Bar - shows critical info hidden in header on mobile/tablet */
.mobile-info-bar {
  display: none;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.mobile-info-bar .info-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.mobile-info-bar .info-item i {
  font-size: 1rem;
  color: var(--text-muted);
}

.mobile-info-bar .info-label {
  font-weight: 500;
  color: var(--text-primary);
}

.mobile-info-bar .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mobile-info-bar .status-dot.connected {
  background: var(--success);
  box-shadow: 0 0 6px var(--success);
}

.mobile-info-bar .status-dot.disconnected {
  background: var(--text-muted);
}

.mobile-info-bar .mobile-radio-select {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.75rem;
  padding: 0.375rem 0.5rem;
  cursor: pointer;
  flex: 1;
  min-width: 120px;
  max-width: 200px;
}

.mobile-info-bar .mobile-radio-select:focus {
  outline: none;
  border-color: var(--primary);
}

/* ================================================================
   TABLET BREAKPOINT (max-width: 1024px)
   ================================================================ */
@media (max-width: 1024px) {
  /* Show mobile menu button */
  .mobile-menu-btn {
    display: flex;
  }
  
  /* Sidebar becomes overlay */
  .app-sidebar {
    position: fixed;
    left: 0;
    top: var(--header-height);
    bottom: 0;
    z-index: 50;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
    pointer-events: none; /* Prevent interaction when sidebar is hidden */
  }
  
  .app-sidebar.open {
    transform: translateX(0);
    pointer-events: auto; /* Re-enable interaction when sidebar is visible */
  }
  
  .sidebar-overlay {
    display: block;
  }
  
  /* Show mobile info bar on tablet/mobile */
  .mobile-info-bar {
    display: flex;
  }
  
  /* Prevent status text wrapping - ensure responsive behavior */
  .mobile-info-bar .info-item {
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  /* Hide header center items that are now in mobile info bar */
  .header-center {
    display: none;
  }
  
  /* Hide button text on tablets */
  .header-btn .btn-text {
    display: none;
  }
  
  /* Reduce header padding */
  .app-header {
    padding: 0 0.5rem;
  }
  
  .header-left,
  .header-right {
    gap: 0.25rem;
  }
  
  /* Compact header buttons */
  .header-btn {
    padding: 0.375rem 0.5rem;
    font-size: 1rem;
  }
  
  .header-separator {
    display: none;
  }
  
  /* Form improvements */
  .form-row {
    flex-direction: column;
    gap: 1rem;
  }
  
  .form-row .form-group {
    flex: none;
    width: 100%;
  }
  
  /* Modal improvements */
  .modal {
    width: 95%;
    max-height: 95vh;
    margin: 0.5rem;
  }
  
  .modal-body {
    padding: 1rem;
    max-height: calc(95vh - 120px);
  }
  
  .modal-header,
  .modal-footer {
    padding: 0.75rem 1rem;
  }
  
  .modal.modal-wide {
    max-width: 95%;
  }
  
  /* Dual list picker improvements for tablets */
  .dual-list-container {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .dual-list-panel {
    max-height: 250px;
  }
  
  .dual-list-actions {
    flex-direction: row;
    padding: 0.5rem;
    gap: 0.5rem;
  }
  
  .dual-list-actions .btn {
    flex: 1;
  }
}

/* ================================================================
   MOBILE BREAKPOINT (max-width: 768px)
   ================================================================ */
@media (max-width: 768px) {
  /* Header adjustments */
  .header-title {
    display: none;
  }
  
  .header-badge {
    display: none;
  }
  
  .header-brand {
    gap: 0.5rem;
  }
  
  .header-logo {
    font-size: 1.25rem;
  }
  
  /* Hide codeplug name on mobile, keep icon */
  .codeplug-name-display #codeplugNameText {
    display: none;
  }
  
  .codeplug-name-display {
    padding: 0.375rem;
    max-width: none;
  }
  
  /* Header buttons - icon only */
  .header-btn {
    padding: 0.5rem;
    min-width: 36px;
  }
  
  /* Hide some header buttons on small screens */
  .header-right #exportG77Btn {
    display: none;
  }
  
  /* Section header improvements */
  .section-header {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
  }
  
  .section-header h1 {
    font-size: 1.1rem;
    text-align: center;
  }
  
  .section-actions {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }
  
  .section-actions .btn {
    flex: 1;
    min-width: 100px;
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem;
  }
  
  .search-input {
    width: 100%;
    min-width: 100%;
    order: -1;
  }
  
  /* Overview grid - 2 columns on mobile */
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    padding: 0.75rem;
  }
  
  .stat-card {
    padding: 0.75rem;
  }
  
  .stat-value {
    font-size: 1.5rem;
  }
  
  .stat-label {
    font-size: 0.7rem;
  }
  
  /* Action grid - single column */
  .action-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  
  /* Radio Tools grid - single column on mobile */
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1rem;
  }
  
  .tools-grid .card {
    overflow: visible;
  }
  
  .tools-grid .card-body {
    padding: 1rem;
  }
  
  /* Data tables - horizontal scroll container */
  .data-table-container {
    padding: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }
  
  .data-table {
    font-size: 0.8rem;
    min-width: 600px; /* Force horizontal scroll for tables */
  }
  
  .data-table th,
  .data-table td {
    padding: 0.5rem;
    white-space: nowrap;
  }
  
  /* Make table actions column sticky */
  .data-table th:last-child,
  .data-table td:last-child {
    position: sticky;
    right: 0;
    background: var(--bg-card);
    box-shadow: -2px 0 4px rgba(0,0,0,0.3);
  }
  
  .data-table tbody tr:hover td:last-child {
    background: var(--bg-hover);
  }
  
  /* Touch-friendly action buttons */
  .data-table .action-btn {
    padding: 0.5rem;
    font-size: 1rem;
    min-width: 36px;
    min-height: 36px;
  }
  
  /* Form inputs - larger touch targets */
  .form-input,
  .form-select {
    padding: 0.625rem 0.75rem;
    font-size: 1rem;
    min-height: 44px;
  }
  
  .form-checkbox-label {
    min-height: 44px;
    align-items: center;
  }
  
  /* Buttons - larger touch targets */
  .btn {
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    min-height: 44px;
  }
  
  .btn-sm {
    padding: 0.5rem 0.75rem;
    min-height: 36px;
  }
  
  /* Toast notifications */
  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: calc(var(--statusbar-height) + 0.5rem);
  }
  
  .toast {
    min-width: auto;
    max-width: none;
    width: 100%;
  }
  
  /* Status bar */
  .app-statusbar {
    font-size: 0.7rem;
    padding: 0 0.5rem;
  }
  
  /* VFO section */
  .vfo-card {
    padding: 0.75rem;
  }
  
  .vfo-display {
    font-size: 1.5rem;
  }
  
  /* Copyright modal */
  .copyright-modal {
    margin: 0.5rem;
  }
  
  .copyright-text {
    font-size: 0.7rem;
    padding: 0.5rem;
    max-height: 300px;
  }
  
  /* Zone editor */
  .zone-channels-container {
    max-height: 200px;
  }
  
  /* TG List editor */
  .tglist-contacts-container {
    max-height: 200px;
  }
}

/* ================================================================
   SMALL MOBILE BREAKPOINT (max-width: 480px)
   ================================================================ */
@media (max-width: 480px) {
  /* Even more compact header */
  .app-header {
    padding: 0 0.375rem;
  }
  
  .mobile-menu-btn {
    width: 36px;
    height: 36px;
    font-size: 1.25rem;
  }
  
  .header-logo {
    font-size: 1.1rem;
  }
  
  .header-center {
    gap: 0.25rem;
  }
  
  /* Hide radio type selector on very small screens */
  .radio-type-select {
    display: none;
  }
  
  /* Hide more header buttons */
  .header-right #saveFileBtn,
  .header-right #openFileBtn {
    display: none;
  }
  
  /* Compact buttons */
  .header-btn {
    padding: 0.375rem;
    min-width: 32px;
    font-size: 0.9rem;
  }
  
  /* Overview - single column */
  .overview-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding: 0.5rem;
  }
  
  /* Section actions - full width buttons */
  .section-actions .btn {
    width: 100%;
    flex: none;
  }
  
  /* Modal adjustments */
  .modal-title {
    font-size: 1rem;
  }
  
  .modal-body {
    padding: 0.75rem;
  }
  
  /* Form groups */
  .form-group {
    margin-bottom: 0.75rem;
  }
  
  .form-label {
    font-size: 0.8rem;
    margin-bottom: 0.25rem;
  }
  
  /* Nav items in sidebar */
  .nav-item {
    padding: 0.75rem;
    font-size: 0.9rem;
  }
  
  /* Mobile info bar - scale down font size for smaller screens */
  .mobile-info-bar .info-item {
    font-size: 0.7rem;
  }
  
  .mobile-info-bar {
    gap: 0.5rem;
    padding: 0.375rem 0.5rem;
  }
  
  /* Tools grid adjustments for small screens */
  .tools-grid {
    padding: 0.75rem;
    gap: 0.75rem;
  }
  
  .tools-grid .card {
    overflow: visible; /* Ensure buttons aren't cut off at small widths */
  }
  
  .tools-grid .card-body {
    padding: 0.75rem;
  }
  
  .tools-grid .card-body h3 {
    font-size: 0.9rem;
  }
  
  .tools-grid .card-body p {
    font-size: 0.8rem;
    margin-bottom: 0.75rem;
  }
  
  /* Ensure buttons in tools-grid wrap and stay visible */
  .tools-grid .card-body .btn {
    white-space: normal;
    word-wrap: break-word;
  }
  
  .nav-item i {
    font-size: 1rem;
  }
}

/* ================================================================
   LANDSCAPE MOBILE (max-height: 500px)
   ================================================================ */
@media (max-height: 500px) and (orientation: landscape) {
  :root {
    --header-height: 48px;
    --statusbar-height: 24px;
  }
  
  .modal {
    max-height: 98vh;
  }
  
  .modal-body {
    max-height: calc(98vh - 100px);
  }
  
  .app-sidebar {
    top: var(--header-height);
  }
  
  .sidebar-overlay {
    top: var(--header-height);
  }
}

/* ================================================================
   TOUCH DEVICE IMPROVEMENTS
   ================================================================ */
@media (hover: none) and (pointer: coarse) {
  /* Increase touch targets */
  .nav-item {
    padding: 0.875rem 0.75rem;
  }
  
  .header-btn,
  .btn {
    min-height: 44px;
    min-width: 44px;
  }
  
  /* Remove hover effects that don't make sense on touch */
  .nav-item:hover,
  .header-btn:hover,
  .btn:hover {
    /* Touch devices don't have hover state */
  }
  
  /* Add active states for touch feedback */
  .nav-item:active {
    background: var(--primary);
    color: white;
  }
  
  .header-btn:active:not(:disabled) {
    background: var(--bg-input);
    color: var(--text-primary);
  }
  
  .btn:active:not(:disabled) {
    transform: scale(0.98);
  }
  
  /* Scrolling improvements */
  .data-table-container,
  .sidebar-nav,
  .modal-body {
    -webkit-overflow-scrolling: touch;
  }
  
  /* Disable text selection on interactive elements */
  .nav-item,
  .header-btn,
  .btn {
    -webkit-user-select: none;
    user-select: none;
  }
}

/* ================================================================
   PWA SPECIFIC STYLES
   ================================================================ */

/* Safe area insets for notched devices */
@supports (padding: env(safe-area-inset-top)) {
  .app-header {
    padding-top: env(safe-area-inset-top);
    height: calc(var(--header-height) + env(safe-area-inset-top));
  }
  
  .app-statusbar {
    padding-bottom: env(safe-area-inset-bottom);
    height: calc(var(--statusbar-height) + env(safe-area-inset-bottom));
  }
  
  .app-sidebar {
    padding-bottom: env(safe-area-inset-bottom);
  }
  
  .toast-container {
    bottom: calc(var(--statusbar-height) + env(safe-area-inset-bottom) + 1rem);
  }
  
  @media (max-width: 768px) {
    .modal {
      padding-bottom: env(safe-area-inset-bottom);
    }
  }
}

/* Standalone PWA mode adjustments */
@media (display-mode: standalone) {
  /* Remove any browser-specific UI hints */
  .app-header {
    /* Ensure header looks native */
  }
}

/* Window Controls Overlay (PWA titlebar) */
@media (display-mode: window-controls-overlay) {
  .app-header {
    padding-left: env(titlebar-area-x, 0);
    padding-right: calc(100% - env(titlebar-area-width, 100%) - env(titlebar-area-x, 0));
  }
  
  .header-left {
    -webkit-app-region: drag;
    app-region: drag;
  }
  
  .header-btn,
  .header-brand,
  .mobile-menu-btn {
    -webkit-app-region: no-drag;
    app-region: no-drag;
  }
}

/* ================================================================
   ACCESSIBILITY IMPROVEMENTS
   ================================================================ */

/* Focus visible for keyboard navigation */
.nav-item:focus-visible,
.header-btn:focus-visible,
.btn:focus-visible,
.form-input:focus-visible,
.form-select:focus-visible,
.mobile-menu-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .loading-logo {
    animation: none;
  }
  
  .loading-spinner {
    animation: spin 2s linear infinite;
  }
}

/* ================================================================
   HELP PAGES
   ================================================================ */
.help-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.help-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
}

.help-card h2 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.help-card h2 i {
  color: var(--primary);
  font-size: 1.3rem;
}

.help-card p {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

.help-card ol,
.help-card ul {
  margin: 0.75rem 0;
  padding-left: 1.5rem;
  font-size: 0.9rem;
}

.help-card ol li,
.help-card ul li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.help-card a {
  color: var(--primary);
  text-decoration: none;
}

.help-card a:hover {
  text-decoration: underline;
}

.help-card-info {
  border-color: var(--primary);
  border-left: 4px solid var(--primary);
}

.help-screenshot-placeholder {
  margin-top: 1rem;
  padding: 2rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 2px dashed var(--border-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.help-screenshot-placeholder i {
  font-size: 2rem;
}

.help-screenshot-placeholder img {
  max-width: 100%;
  border-radius: var(--radius-md);
}

/* ================================================================
   PRINT STYLES (for codeplug documentation)
   ================================================================ */
@media print {
  .app-header,
  .app-sidebar,
  .app-statusbar,
  .mobile-menu-btn,
  .sidebar-overlay,
  .header-btn,
  .section-actions,
  .toast-container {
    display: none !important;
  }
  
  .app-main {
    display: block;
  }
  
  .app-content {
    overflow: visible;
  }
  
  .content-section {
    display: block !important;
    page-break-inside: avoid;
  }
  
  .data-table {
    min-width: 100%;
    font-size: 10pt;
  }
  
  body {
    background: white;
    color: black;
  }
}

/* ================================================================
   USER GUIDE / MARKDOWN CONTENT STYLES
   ================================================================ */

.user-guide-content {
  padding: 0;
}

.user-guide-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
}

.user-guide-loading .loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.user-guide-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  text-align: center;
  color: var(--text-muted);
}

.user-guide-error i {
  font-size: 3rem;
  color: var(--danger);
  margin-bottom: 1rem;
}

.user-guide-error p {
  margin-bottom: 1rem;
}

/* User Guide Toolbar */
.user-guide-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem;
  background: var(--card-bg);
  border-radius: 8px;
  margin-bottom: 1rem;
  align-items: center;
  justify-content: space-between;
}

.user-guide-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  min-width: 200px;
  max-width: 400px;
  background: var(--bg-dark);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.user-guide-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

.user-guide-search i {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.user-guide-search input {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-color);
  font-size: 0.9rem;
  outline: none;
}

.user-guide-search input::placeholder {
  color: var(--text-muted);
}

.user-guide-search-clear {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: none;
  background: var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-muted);
  transition: background 0.2s, color 0.2s;
}

.user-guide-search-clear:hover {
  background: var(--danger);
  color: white;
}

.user-guide-controls {
  display: flex;
  gap: 0.5rem;
}

.user-guide-controls .btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.user-guide-controls .btn-sm i {
  font-size: 1rem;
}

/* Search Results Info */
.user-guide-search-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--bg-dark);
  border-radius: 6px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.user-guide-search-info .btn-link {
  color: var(--primary);
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
}

.user-guide-search-info .btn-link:hover {
  text-decoration: underline;
}

/* Search Highlight */
mark.search-highlight {
  background: rgba(255, 213, 0, 0.4);
  color: inherit;
  padding: 0.1rem 0.2rem;
  border-radius: 2px;
}

/* Collapsible Sections */
.guide-section {
  margin-bottom: 0.5rem;
  border-radius: 8px;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.guide-section:hover {
  border-color: var(--primary-light, var(--border-color));
}

.guide-section.expanded {
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}

.guide-section-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--bg-dark);
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  color: var(--text-color);
  transition: background 0.2s;
}

.guide-section-header:hover {
  background: var(--hover-bg, rgba(102, 126, 234, 0.1));
}

.guide-section-header.guide-section-h1 {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark, #5a6fd6) 100%);
  color: white;
}

.guide-section-header.guide-section-h1:hover {
  background: linear-gradient(135deg, var(--primary-dark, #5a6fd6) 0%, var(--primary) 100%);
}

.guide-section-title {
  font-size: 1rem;
  font-weight: 600;
  flex: 1;
  padding-right: 1rem;
}

.guide-section-header.guide-section-h1 .guide-section-title {
  font-size: 1.1rem;
  font-weight: 700;
}

.guide-section-icon {
  font-size: 1.25rem;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.guide-section-content {
  padding: 1.25rem;
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
}

/* Nested content within sections */
.guide-section-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--primary);
  margin: 1.5rem 0 0.75rem 0;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border-color);
}

.guide-section-content h3:first-child {
  margin-top: 0;
}

.guide-section-content h4,
.guide-section-content h5,
.guide-section-content h6 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 1rem 0 0.5rem 0;
}

.guide-section-content p {
  margin: 0 0 1rem 0;
  line-height: 1.7;
}

.guide-section-content ul,
.guide-section-content ol {
  margin: 0 0 1rem 0;
  padding-left: 1.5rem;
}

.guide-section-content li {
  margin-bottom: 0.4rem;
  line-height: 1.6;
}

.guide-section-content code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-dark);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--text-color);
}

.guide-section-content pre {
  background: var(--bg-dark);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  margin: 0 0 1rem 0;
}

.guide-section-content pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.guide-section-content blockquote {
  border-left: 4px solid var(--primary);
  margin: 0 0 1rem 0;
  padding: 0.75rem 1rem;
  background: var(--bg-dark);
  border-radius: 0 6px 6px 0;
  color: var(--text-muted);
}

.guide-section-content blockquote p:last-child {
  margin-bottom: 0;
}

.guide-section-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1rem 0;
  font-size: 0.9rem;
}

.guide-section-content th,
.guide-section-content td {
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.guide-section-content th {
  background: var(--bg-dark);
  font-weight: 600;
}

.guide-section-content tr:nth-child(even) {
  background: var(--bg-dark);
}

.guide-section-content img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  margin: 1rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.guide-section-content a {
  color: var(--primary);
  text-decoration: none;
}

.guide-section-content a:hover {
  text-decoration: underline;
}

.guide-section-content hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 1.5rem 0;
}

/* Markdown Content Styles */
.markdown-content {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 2rem;
  line-height: 1.7;
  color: var(--text-color);
}

.markdown-content h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin: 2rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

.markdown-content h1:first-child {
  margin-top: 0;
}

.markdown-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 1.5rem 0 0.75rem 0;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border-color);
}

.markdown-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 1.25rem 0 0.5rem 0;
}

.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 1rem 0 0.5rem 0;
}

.markdown-content p {
  margin: 0 0 1rem 0;
}

.markdown-content a {
  color: var(--primary);
  text-decoration: none;
}

.markdown-content a:hover {
  text-decoration: underline;
}

.markdown-content ul,
.markdown-content ol {
  margin: 0 0 1rem 0;
  padding-left: 2rem;
}

.markdown-content li {
  margin-bottom: 0.5rem;
}

.markdown-content ul ul,
.markdown-content ol ol,
.markdown-content ul ol,
.markdown-content ol ul {
  margin-bottom: 0;
}

.markdown-content code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-dark);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--text-color);
}

.markdown-content pre {
  background: var(--bg-dark);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  margin: 0 0 1rem 0;
}

.markdown-content pre code {
  background: none;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.markdown-content blockquote {
  border-left: 4px solid var(--primary);
  margin: 0 0 1rem 0;
  padding: 0.5rem 1rem;
  background: var(--bg-dark);
  border-radius: 0 8px 8px 0;
  color: var(--text-muted);
}

.markdown-content blockquote p:last-child {
  margin-bottom: 0;
}

.markdown-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1rem 0;
  font-size: 0.9rem;
}

.markdown-content th,
.markdown-content td {
  border: 1px solid var(--border-color);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.markdown-content th {
  background: var(--bg-dark);
  font-weight: 600;
}

.markdown-content tr:nth-child(even) {
  background: var(--bg-dark);
}

.markdown-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1rem 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.markdown-content hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 2rem 0;
}

.markdown-content strong {
  font-weight: 600;
  color: var(--text-color);
}

.markdown-content em {
  font-style: italic;
}

/* Table of Contents styling */
.markdown-content > ul:first-of-type {
  background: var(--bg-dark);
  padding: 1rem 1rem 1rem 2.5rem;
  border-radius: 8px;
  border-left: 4px solid var(--primary);
}

/* Mobile responsiveness for markdown */
@media (max-width: 768px) {
  .markdown-content {
    padding: 1rem;
  }
  
  .markdown-content h1 {
    font-size: 1.5rem;
  }
  
  .markdown-content h2 {
    font-size: 1.25rem;
  }
  
  .markdown-content h3 {
    font-size: 1.1rem;
  }
  
  .markdown-content pre {
    padding: 0.75rem;
    font-size: 0.8rem;
  }
  
  .markdown-content table {
    font-size: 0.8rem;
  }
  
  .markdown-content th,
  .markdown-content td {
    padding: 0.35rem 0.5rem;
  }
  
  /* User Guide Toolbar Mobile */
  .user-guide-toolbar {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .user-guide-search {
    max-width: none;
    width: 100%;
  }
  
  .user-guide-controls {
    width: 100%;
    justify-content: stretch;
  }
  
  .user-guide-controls .btn-sm {
    flex: 1;
    justify-content: center;
  }
  
  .user-guide-controls .btn-sm span {
    display: none;
  }
  
  .user-guide-search-info {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  /* Collapsible Sections Mobile */
  .guide-section-header {
    padding: 0.75rem 1rem;
  }
  
  .guide-section-title {
    font-size: 0.9rem;
  }
  
  .guide-section-header.guide-section-h1 .guide-section-title {
    font-size: 1rem;
  }
  
  .guide-section-content {
    padding: 1rem;
  }
  
  .guide-section-content h3 {
    font-size: 1rem;
  }
  
  .guide-section-content pre {
    padding: 0.75rem;
    font-size: 0.8rem;
  }
  
  .guide-section-content table {
    font-size: 0.8rem;
  }
  
  .guide-section-content th,
  .guide-section-content td {
    padding: 0.35rem 0.5rem;
  }
}

/* =================================
   WebUSB Warning Banner
   ================================= */
.webusb-warning-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, rgba(221, 107, 32, 0.15) 0%, rgba(237, 137, 54, 0.1) 100%);
  border: 1px solid var(--warning);
  border-radius: var(--radius-md);
  margin: 0.75rem;
  color: var(--text-primary);
}

.webusb-warning-banner > .mdi {
  font-size: 1.5rem;
  color: var(--warning);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.webusb-warning-content {
  flex: 1;
}

.webusb-warning-content strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.25rem;
  color: var(--warning);
}

.webusb-warning-content p {
  font-size: 0.875rem;
  line-height: 1.5;
  margin: 0;
  color: var(--text-secondary);
}

.webusb-warning-content p strong {
  display: inline;
  color: var(--text-primary);
  font-size: inherit;
  margin-bottom: 0;
}

.webusb-warning-close {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
  margin: -0.25rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  flex-shrink: 0;
}

.webusb-warning-close:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.webusb-warning-close .mdi {
  font-size: 1.25rem;
/* ========================================
   CPS Guide Styles
   ======================================== */

.cps-guide-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.cps-guide-welcome {
  background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
  border-left: 4px solid var(--primary);
}

.cps-guide-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
}

.highlight-item i {
  color: var(--success);
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Table of Contents */
.cps-guide-toc {
  background: var(--surface-2);
}

.toc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.toc-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--surface-1);
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-primary);
  transition: all 0.2s ease;
  border: 1px solid var(--border-color);
}

.toc-item:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.toc-item i {
  font-size: 1.25rem;
  opacity: 0.8;
}

.toc-item:hover i {
  opacity: 1;
}

/* Requirements Grid */
.requirements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.requirement-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.requirement-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-alpha);
  border-radius: 12px;
  flex-shrink: 0;
}

.requirement-icon i {
  font-size: 1.5rem;
  color: var(--primary);
}

.requirement-text {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.requirement-text strong {
  color: var(--text-primary);
}

.requirement-text span {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.requirement-text a {
  color: var(--primary);
  text-decoration: none;
}

.requirement-text a:hover {
  text-decoration: underline;
}

/* Steps List */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.step-item {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.step-number {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 50%;
  flex-shrink: 0;
}

.step-content {
  flex: 1;
}

.step-content strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  font-size: 1rem;
}

.step-content p {
  color: var(--text-secondary);
  margin: 0 0 0.5rem 0;
  line-height: 1.5;
}

.step-content ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

.step-content li {
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

/* Help Tip */
.help-tip {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(102, 126, 234, 0.1);
  border-radius: 8px;
  margin-top: 1rem;
  border-left: 3px solid var(--primary);
}

.help-tip i {
  color: var(--primary);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.help-tip div {
  color: var(--text-secondary);
  line-height: 1.5;
}

.help-tip strong {
  color: var(--text-primary);
}

.help-tip a {
  color: var(--primary);
  text-decoration: none;
}

.help-tip a:hover {
  text-decoration: underline;
}

/* Interface Areas */
.interface-areas {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1rem;
}

.interface-area {
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.area-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.area-header i {
  color: var(--primary);
  font-size: 1.25rem;
}

.interface-area p {
  color: var(--text-secondary);
  margin: 0 0 0.5rem 0;
}

.interface-area ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

.interface-area li {
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

.interface-area li i {
  color: var(--text-muted);
  margin-right: 0.25rem;
}

/* Contact Types */
.contact-types {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.contact-type {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.contact-type > i {
  font-size: 2rem;
  flex-shrink: 0;
}

.contact-type div {
  flex: 1;
}

.contact-type strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.contact-type p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

/* Import Options */
.import-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.import-option {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.import-option > i {
  font-size: 1.5rem;
  color: var(--primary);
  flex-shrink: 0;
}

.import-option div {
  flex: 1;
}

.import-option strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.import-option p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

/* Save Options */
.save-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.save-option {
  display: flex;
  gap: 1rem;
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.save-option > i {
  font-size: 1.5rem;
  color: var(--primary);
  flex-shrink: 0;
}

.save-option div {
  flex: 1;
}

.save-option strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.save-option p {
  color: var(--text-secondary);
  margin: 0 0 0.5rem 0;
  font-size: 0.9rem;
  line-height: 1.4;
}

.save-button-hint {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  background: var(--surface-1);
  border-radius: 4px;
}

.save-button-hint i {
  font-size: 0.9rem;
}

/* Troubleshooting Grid */
.troubleshoot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.troubleshoot-item {
  padding: 1rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.troubleshoot-problem {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.troubleshoot-problem i {
  color: var(--warning);
}

.troubleshoot-solutions {
  margin: 0;
  padding-left: 1.5rem;
}

.troubleshoot-solutions li {
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.troubleshoot-solutions a {
  color: var(--primary);
  text-decoration: none;
}

.troubleshoot-solutions a:hover {
  text-decoration: underline;
}

/* Shortcut Grid */
.shortcut-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.shortcut-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--surface-2);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.shortcut-item kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--surface-1);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-shadow: 0 2px 0 var(--border-color);
}

.shortcut-item span {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* CPS Guide Responsive */
@media (max-width: 768px) {
  .cps-guide-highlights {
    grid-template-columns: 1fr;
  }
  
  .toc-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
  
  .requirements-grid {
    grid-template-columns: 1fr;
  }
  
  .step-item {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .contact-types {
    grid-template-columns: 1fr;
  }
  
  .import-options {
    grid-template-columns: 1fr;
  }
  
  .save-options {
    grid-template-columns: 1fr;
  }
  
  .troubleshoot-grid {
    grid-template-columns: 1fr;
  }
  
  .shortcut-grid {
    grid-template-columns: 1fr;
  }
}