/* ============================================================================
   UNION PARK DEAL OPTIMIZER - STYLES
   ============================================================================ */

:root {
  --primary-color: #1a56db;
  --primary-dark: #1e40af;
  --secondary-color: #059669;
  --warning-color: #d97706;
  --danger-color: #dc2626;
  --success-color: #16a34a;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --border-radius: 8px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

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

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

.app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-md);
}

.header h1 {
  font-size: 1.75rem;
  font-weight: 700;
}

.header .subtitle {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* Navigation Tabs */
.tabs {
  display: flex;
  gap: 0;
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 0 2rem;
}

.tab {
  padding: 1rem 1.5rem;
  border: none;
  background: none;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.tab:hover {
  color: var(--primary-color);
  background-color: var(--gray-50);
}

.tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.tab-content {
  display: none;
}

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

/* Form Styles */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-section {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.form-section h2 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: var(--gray-800);
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 0.5rem;
}

.form-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  flex: 1;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  font-size: 0.9375rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

.input-prefix {
  display: flex;
  align-items: center;
}

.input-prefix span {
  padding: 0.625rem 0.75rem;
  background: var(--gray-100);
  border: 1px solid var(--gray-300);
  border-right: none;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
  color: var(--gray-500);
}

.input-prefix input {
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.checkbox-group {
  display: flex;
  align-items: center;
}

.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--border-radius);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

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

.btn-secondary {
  background: var(--gray-200);
  color: var(--gray-700);
}

.btn-secondary:hover {
  background: var(--gray-300);
}

.btn-large {
  width: 100%;
  padding: 1rem;
  font-size: 1rem;
}

/* Book Values */
.book-values {
  display: flex;
  gap: 1.5rem;
  padding: 0.75rem;
  background: var(--gray-50);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
}

.book-value {
  font-size: 0.875rem;
  color: var(--gray-600);
}

/* Results Section */
.results-section {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  margin-top: 1.5rem;
}

.results-section h2 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--gray-800);
}

.results-section h3 {
  font-size: 1.0625rem;
  margin: 1.5rem 0 1rem;
  color: var(--gray-700);
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.metric-card {
  background: var(--gray-50);
  padding: 1rem;
  border-radius: var(--border-radius);
  text-align: center;
  border: 1px solid var(--gray-200);
}

.metric-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.metric-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-800);
}

.metric-status {
  display: block;
  font-size: 0.75rem;
  margin-top: 0.25rem;
  font-weight: 500;
}

.metric-card.pass .metric-status { color: var(--success-color); }
.metric-card.warn .metric-status { color: var(--warning-color); }
.metric-card.fail .metric-status { color: var(--danger-color); }

/* Tables */
.table-container {
  overflow-x: auto;
}

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

.data-table th,
.data-table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.data-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-600);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

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

/* Status badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-success { background: #dcfce7; color: #166534; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-info { background: #dbeafe; color: #1e40af; }
.badge-gray { background: var(--gray-200); color: var(--gray-700); }

/* FICO Section */
.fico-section {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
  color: white;
}

.fico-section h2 {
  color: white;
  margin-bottom: 1rem;
}

.fico-display {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.fico-score {
  text-align: center;
}

.fico-score.highlight {
  background: rgba(255,255,255,0.1);
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
}

.fico-label {
  display: block;
  font-size: 0.75rem;
  opacity: 0.8;
  margin-bottom: 0.25rem;
}

.fico-value {
  font-size: 2.5rem;
  font-weight: 700;
}

.fico-arrow {
  font-size: 1.5rem;
  opacity: 0.5;
}

.risk-tier {
  text-align: center;
  margin-left: auto;
}

.tier-label {
  display: block;
  font-size: 0.75rem;
  opacity: 0.8;
  margin-bottom: 0.25rem;
}

.tier-value {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 700;
  background: rgba(255,255,255,0.2);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
}

.fico-factors {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.2);
}

.fico-factor {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.fico-factor.positive { color: #86efac; }
.fico-factor.negative { color: #fca5a5; }
.fico-factor.neutral { color: rgba(255,255,255,0.7); }

/* Recommendations */
.recommendation-item {
  background: var(--gray-50);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  border-left: 4px solid var(--gray-400);
}

.recommendation-item.critical { border-left-color: var(--danger-color); }
.recommendation-item.high { border-left-color: var(--warning-color); }
.recommendation-item.recommended { border-left-color: var(--primary-color); }

.recommendation-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.recommendation-title .priority {
  font-size: 0.75rem;
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.recommendation-item.critical .priority { background: #fee2e2; color: #991b1b; }
.recommendation-item.high .priority { background: #fef3c7; color: #92400e; }
.recommendation-item.recommended .priority { background: #dbeafe; color: #1e40af; }

.recommendation-description {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 0.5rem;
}

.recommendation-values {
  display: flex;
  gap: 2rem;
  font-size: 0.875rem;
}

.recommendation-values span {
  color: var(--gray-500);
}

.recommendation-values strong {
  color: var(--gray-800);
}

/* Sweet Spot */
.sweet-spot-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.sweet-spot-item {
  background: var(--gray-50);
  padding: 1rem;
  border-radius: var(--border-radius);
  text-align: center;
}

.sweet-spot-label {
  font-size: 0.75rem;
  color: var(--gray-500);
  display: block;
  margin-bottom: 0.25rem;
}

.sweet-spot-value {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary-color);
}

.sweet-spot-diff {
  font-size: 0.75rem;
  color: var(--secondary-color);
}

/* Probability Meters */
.probability-meters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1rem;
}

.probability-meter {
  background: var(--gray-50);
  padding: 1rem;
  border-radius: var(--border-radius);
}

.prob-label {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 0.5rem;
}

.progress-bar {
  height: 1.5rem;
  background: var(--gray-200);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--danger-color), var(--warning-color), var(--success-color));
  transition: width 0.5s ease;
}

.progress-fill.optimized {
  background: var(--secondary-color);
}

.prob-value {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: 0.5rem;
  text-align: right;
}

.recommendation-summary {
  background: var(--gray-100);
  padding: 1rem;
  border-radius: var(--border-radius);
  font-weight: 500;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.filter-bar label {
  font-weight: 500;
  color: var(--gray-700);
}

.filter-bar select {
  padding: 0.5rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  font-size: 0.9375rem;
}

/* Lender Cards */
.lender-card {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
}

.lender-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--gray-200);
}

.lender-name {
  font-size: 1.125rem;
  font-weight: 600;
}

.lender-type {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: var(--gray-100);
  border-radius: 9999px;
  color: var(--gray-600);
}

.lender-tiers {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tier-badge {
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  font-size: 0.8125rem;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
}

.tier-badge .tier-name {
  font-weight: 600;
  display: block;
}

.tier-badge .tier-details {
  font-size: 0.75rem;
  color: var(--gray-500);
}

/* Calculator */
.calculator-container {
  max-width: 600px;
}

.calculator-result {
  background: var(--gray-50);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-top: 1.5rem;
}

.result-item {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--gray-200);
}

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

.result-label {
  color: var(--gray-600);
}

.result-value {
  font-weight: 600;
  font-size: 1.125rem;
}

/* Optimizer Intro */
.optimizer-intro {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

.optimizer-intro h2 {
  margin-bottom: 0.5rem;
}

.optimizer-intro p {
  opacity: 0.9;
}

/* Footer */
.footer {
  background: var(--gray-800);
  color: var(--gray-400);
  padding: 1rem 2rem;
  text-align: center;
  font-size: 0.875rem;
}

/* ============================================================================
   ERA IGNITE STYLE WORKSHEET
   ============================================================================ */

.era-worksheet {
  display: flex;
  gap: 1rem;
  background: #e8e8e8;
  padding: 1rem;
  border-radius: var(--border-radius);
  min-height: 800px;
}

/* Sidebar */
.era-sidebar {
  width: 200px;
  flex-shrink: 0;
  background: #f5f5f5;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0.75rem;
  font-size: 0.8125rem;
}

.sidebar-section {
  margin-bottom: 0.5rem;
}

.sidebar-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.375rem;
}

.sidebar-row label {
  width: 70px;
  flex-shrink: 0;
  font-size: 0.75rem;
  color: #333;
  font-weight: 500;
}

.sidebar-row.checkbox-row {
  gap: 0.75rem;
}

.sidebar-row.checkbox-row label {
  width: auto;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.6875rem;
}

.sidebar-row.checkbox-row input[type="checkbox"] {
  width: 14px;
  height: 14px;
}

.sidebar-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid #ccc;
}

.sidebar-divider {
  height: 1px;
  background: #ccc;
  margin: 0.75rem 0;
}

.era-input,
.era-select {
  flex: 1;
  padding: 0.25rem 0.375rem;
  border: 1px solid #999;
  border-radius: 2px;
  font-size: 0.75rem;
  background: white;
}

.era-input:focus,
.era-select:focus {
  outline: none;
  border-color: #0066cc;
  box-shadow: 0 0 0 1px #0066cc;
}

.era-input-sm {
  width: 60px;
  flex: none;
}

/* Main Worksheet Area */
.era-main {
  flex: 1;
  background: white;
  border: 1px solid #999;
  border-radius: 4px;
  padding: 1rem;
}

.worksheet-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid #333;
}

.worksheet-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #333;
  margin: 0;
  border: none;
  padding: 0;
}

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

.era-btn {
  padding: 0.5rem 1rem;
  border: 1px solid #999;
  border-radius: 4px;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  background: #f0f0f0;
  color: #333;
  transition: all 0.15s ease;
}

.era-btn:hover {
  background: #e0e0e0;
}

.era-btn-primary {
  background: #0066cc;
  color: white;
  border-color: #0055aa;
}

.era-btn-primary:hover {
  background: #0055aa;
}

/* Worksheet Grid - 3 Columns */
.worksheet-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
}

.worksheet-column {
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0.5rem;
  background: #fafafa;
}

.column-header {
  font-size: 0.875rem;
  font-weight: 700;
  color: #333;
  text-align: center;
  padding: 0.5rem;
  margin: -0.5rem -0.5rem 0.5rem;
  background: #e0e0e0;
  border-bottom: 1px solid #ccc;
  border-radius: 3px 3px 0 0;
}

/* Field Rows */
.field-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
  padding: 0.125rem 0.25rem;
}

.field-row label {
  width: 110px;
  flex-shrink: 0;
  font-size: 0.75rem;
  color: #333;
  text-align: right;
  padding-right: 0.5rem;
}

.era-field {
  flex: 1;
  padding: 0.25rem 0.5rem;
  border: 1px solid #999;
  border-radius: 2px;
  font-size: 0.8125rem;
  text-align: right;
  background: white;
  font-family: 'Consolas', 'Monaco', monospace;
}

.era-field:focus {
  outline: none;
  border-color: #0066cc;
  box-shadow: 0 0 0 1px #0066cc;
}

.era-field[readonly] {
  background: #f5f5f5;
  color: #333;
}

.era-select-field {
  text-align: left;
  font-family: inherit;
}

/* Highlighted fields (editable important fields) */
.highlight-blue {
  background: #e6f3ff !important;
  border-color: #66a3ff !important;
}

/* Row types */
.subtotal-row {
  background: #f0f0f0;
  margin: 0.25rem -0.25rem;
  padding: 0.25rem 0.5rem;
  border-radius: 2px;
}

.subtotal-row label {
  font-weight: 600;
}

.total-row {
  background: #e0e0e0;
  margin: 0.25rem -0.25rem;
  padding: 0.375rem 0.5rem;
  border-radius: 2px;
}

.total-row label {
  font-weight: 700;
}

.total-row .era-field {
  font-weight: 700;
  background: #f5f5f5;
}

/* Payment Row - Big emphasis */
.payment-row {
  background: linear-gradient(135deg, #1a56db 0%, #1e40af 100%);
  margin: 0.5rem -0.5rem -0.5rem;
  padding: 0.75rem;
  border-radius: 0 0 3px 3px;
}

.payment-row label {
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
}

.payment-field {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  padding: 0.5rem !important;
  text-align: center !important;
  background: white !important;
  border: 2px solid #fff !important;
}

/* Metrics Box in Down Payment Column */
.metrics-box {
  margin-top: 1rem;
  padding: 0.75rem;
  background: #e8f4fd;
  border: 1px solid #b3d7f5;
  border-radius: 4px;
}

.metrics-box .metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.25rem 0;
  border-bottom: 1px solid #cce5f7;
}

.metrics-box .metric-row:last-child {
  border-bottom: none;
}

.metrics-box .metric-row label {
  width: auto;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  color: #0055aa;
}

.metrics-box .metric-value {
  font-size: 0.875rem;
  font-weight: 700;
  color: #333;
}

.metrics-box .metric-value.pass { color: #16a34a; }
.metrics-box .metric-value.warn { color: #d97706; }
.metrics-box .metric-value.fail { color: #dc2626; }

/* Lender Analysis Section */
.lender-analysis {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 2px solid #333;
}

.lender-analysis h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: #333;
}

/* Payment Grid Section */
.payment-grid-section {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #ccc;
}

.payment-grid-section h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: #333;
}

/* Select Lender Button in Table */
.btn-select-lender {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  background: #0066cc;
  color: white;
  border: none;
  border-radius: 3px;
  cursor: pointer;
}

.btn-select-lender:hover {
  background: #0055aa;
}

/* ============================================================================
   INVENTORY TAB STYLES
   ============================================================================ */

.inventory-header {
  margin-bottom: 1.5rem;
}

.inventory-header h2 {
  margin-bottom: 0.5rem;
}

.inventory-header p {
  color: var(--gray-600);
}

.csv-upload-area {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.csv-textarea {
  width: 100%;
  height: 200px;
  padding: 1rem;
  border: 2px dashed var(--gray-300);
  border-radius: var(--border-radius);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 0.8125rem;
  resize: vertical;
}

.csv-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.upload-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.upload-result {
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-top: 1rem;
}

.upload-result.success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #86efac;
}

.upload-result.error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

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

.inventory-stats {
  display: flex;
  gap: 1.5rem;
}

.inventory-stats .stat {
  font-size: 0.875rem;
  color: var(--gray-600);
}

.inventory-stats .stat strong {
  color: var(--gray-800);
}

.inventory-filters {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.btn-danger {
  background: var(--danger-color);
  color: white;
  border: none;
}

.btn-danger:hover {
  background: #b91c1c;
}

.btn-use-vehicle {
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  background: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 3px;
  cursor: pointer;
}

.btn-use-vehicle:hover {
  background: #047857;
}

/* Responsive */
@media (max-width: 1200px) {
  .worksheet-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .era-worksheet {
    flex-direction: column;
  }

  .era-sidebar {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
  }

  .sidebar-divider {
    display: none;
  }

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

@media (max-width: 768px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .tabs {
    overflow-x: auto;
    padding: 0 1rem;
  }

  .tab {
    white-space: nowrap;
  }

  .main-content {
    padding: 1rem;
  }

  .field-row label {
    width: 90px;
    font-size: 0.6875rem;
  }
}