/* CSS Variables for themes */
:root {
  --bg-primary: #f5f7fa;
  --bg-secondary: #ffffff;
  --bg-sidebar: #1e293b;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-sidebar: #cbd5e1;
  --border-color: #e2e8f0;
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --success-color: #16a34a;
  --warning-color: #f59e0b;
  --danger-color: #dc2626;
  --focus-ring: #2563eb;
}

[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-sidebar: #020617;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-sidebar: #cbd5e1;
  --border-color: #334155;
  --primary-color: #3b82f6;
  --primary-hover: #60a5fa;
  --success-color: #22c55e;
  --warning-color: #fbbf24;
  --danger-color: #ef4444;
  --focus-ring: #60a5fa;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

/* ============ GLOBAL UTILITY CLASSES ============ */
.hidden {
  display: none !important;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s, color 0.3s;
  overflow-x: hidden; /* PREVENTS HORIZONTAL PAGE SCROLLING */
}

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

/* Main Layout */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  color: var(--text-sidebar);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  color: var(--text-sidebar);
  text-decoration: none;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  position: relative;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: #ffffff;
}

.nav-item.active {
  background-color: rgba(37, 99, 235, 0.15);
  border-left-color: var(--primary-color);
  color: #ffffff;
  font-weight: 600;
}

.nav-item.disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.nav-icon {
  font-size: 1.3rem;
}

.badge-soon {
  margin-left: auto;
  background-color: var(--warning-color);
  color: #000000;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  text-transform: uppercase;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-theme-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-sidebar);
  padding: 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-theme-toggle:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--primary-color);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: 260px;
  padding: 30px;
  min-width: 0; /* CRUCIAL FIX: prevents content from expanding the flex container */
  width: 100%;
}

.content-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 30px;
  gap: 20px;
}

.header-titles h1 {
  font-size: 2rem;
  margin-bottom: 6px;
}

.header-titles p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.header-actions {
  display: flex;
  gap: 10px;
}

/* Statistics Dashboard */
.stats-dashboard {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.stat-card.warning {
  border-left: 4px solid var(--warning-color);
}

.stat-icon {
  font-size: 2rem;
}

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

.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.stat-info strong {
  font-size: 1.5rem;
  font-weight: 700;
}

/* Toolbar */
.toolbar {
  background: var(--bg-secondary);
  padding: 16px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 250px;
}

.search-box input {
  width: 100%;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
}

.filter-group {
  display: flex;
  gap: 10px;
}

.filter-group select {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
}

/* Materials Table */
.table-container {
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  overflow-x: auto;
  margin-bottom: 30px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

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

.materials-table thead {
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--border-color);
}

.materials-table th {
  padding: 14px 12px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.materials-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s;
}

.materials-table tbody tr:hover {
  background-color: var(--bg-primary);
}

.materials-table td {
  padding: 14px 12px;
  font-size: 0.9rem;
}

.materials-table td:first-child {
  font-weight: 600;
  color: var(--primary-color);
}

/* Status Badge */
.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.status-badge.ok {
  background-color: rgba(22, 163, 74, 0.15);
  color: var(--success-color);
}

.status-badge.low {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
}

/* Table Action Buttons */
.action-btns {
  display: flex;
  gap: 6px;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 0.8rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-sm.edit {
  background-color: var(--primary-color);
  color: #ffffff;
}

.btn-sm.edit:hover {
  background-color: var(--primary-hover);
}

.btn-sm.move {
  background-color: var(--success-color);
  color: #ffffff;
}

.btn-sm.move:hover {
  background-color: #15803d;
}

.btn-sm.delete {
  background-color: var(--danger-color);
  color: #ffffff;
}

.btn-sm.delete:hover {
  background-color: #b91c1c;
}

/* Movement History */
.movements-section {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.movements-section h2 {
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.movements-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 300px;
  overflow-y: auto;
}

.movement-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px;
  background-color: var(--bg-primary);
  border-radius: 8px;
  border-left: 4px solid var(--border-color);
}

.movement-item.in {
  border-left-color: var(--success-color);
}

.movement-item.out {
  border-left-color: var(--danger-color);
}

.movement-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.movement-title {
  font-weight: 600;
  font-size: 0.9rem;
}

.movement-meta {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.movement-quantity {
  font-weight: 700;
  font-size: 1rem;
}

.movement-quantity.in {
  color: var(--success-color);
}

.movement-quantity.out {
  color: var(--danger-color);
}

/* Generic Buttons */
.btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-size: 0.9rem;
}

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

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

.btn-secondary {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-outline-success {
  background: transparent;
  border: 1px solid var(--success-color);
  color: var(--success-color);
}

.btn-outline-success:hover {
  background: var(--success-color);
  color: #ffffff;
}

.btn-outline-primary {
  background: transparent;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline-primary:hover {
  background: var(--primary-color);
  color: #ffffff;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  z-index: 1000;
}

.modal-overlay.hidden {
  display: none;
}

.modal-content {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: 14px;
  border: 1px solid var(--border-color);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 24px;
}

.modal-small {
  max-width: 450px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.modal-header h2 {
  font-size: 1.3rem;
}

.close-btn {
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

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

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input,
.form-group select {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    width: 200px;
  }
  .main-content {
    margin-left: 200px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .main-content {
    margin-left: 0;
    padding: 20px;
  }
  .content-header {
    flex-direction: column;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ============ VIEW MANAGEMENT (Materials / Suppliers) ============ */
.view {
  display: none;
}

.view.active {
  display: block;
}

/* ============ SUPPLIERS TABLE ============ */
.suppliers-table {
  width: 100%;
  border-collapse: collapse;
}

.suppliers-table thead {
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--border-color);
}

.suppliers-table th {
  padding: 14px 12px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.suppliers-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s;
}

.suppliers-table tbody tr:hover {
  background-color: var(--bg-primary);
}

.suppliers-table td {
  padding: 14px 12px;
  font-size: 0.9rem;
  vertical-align: middle;
}

.suppliers-table td:first-child {
  font-weight: 600;
  color: var(--primary-color);
}

/* Supplied materials badge */
.materials-count-badge {
  display: inline-block;
  background-color: rgba(37, 99, 235, 0.15);
  color: var(--primary-color);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
}

/* Textarea for supplier notes */
#sup-notes {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}

/* Dynamic active sidebar item */
.nav-item:not(.disabled):hover {
  cursor: pointer;
}

/* Responsive for suppliers table */
@media (max-width: 1200px) {
  .suppliers-table th:nth-child(3),
  .suppliers-table td:nth-child(3),
  .suppliers-table th:nth-child(7),
  .suppliers-table td:nth-child(7) {
    display: none;
  }
}

/* ============ QR CODE MODAL ============ */
.qr-modal-body {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px 0;
}

.qr-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

#qr-code-container {
  padding: 15px;
  background-color: #ffffff;
  border-radius: 12px;
  border: 2px solid var(--border-color);
  display: flex;
  justify-content: center;
  align-items: center;
}

#qr-code-container img,
#qr-code-container canvas {
  display: block !important;
  max-width: 100%;
  height: auto !important;
}

.qr-info {
  text-align: center;
  width: 100%;
}

.qr-info p {
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.qr-info strong {
  color: var(--text-primary);
  margin-right: 6px;
}

/* QR Button in table */
.btn-sm.qr {
  background-color: #6366f1;
  color: #ffffff;
}

.btn-sm.qr:hover {
  background-color: #4f46e5;
}

/* Batch print button in toolbar */
.btn-outline-secondary {
  background: transparent;
  border: 1px solid var(--text-secondary);
  color: var(--text-secondary);
}

.btn-outline-secondary:hover {
  background: var(--text-secondary);
  color: #ffffff;
}

/* ============ QR LABEL PRINT AREA ============ */
.qr-print-area {
  display: none;
}

.qr-print-area.active {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #ffffff;
  z-index: 99999;
  padding: 20px;
  overflow-y: auto;
}

.qr-labels-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  max-width: 1000px;
  margin: 0 auto;
}

.qr-label {
  border: 2px solid #000000;
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  page-break-inside: avoid;
  background-color: #ffffff;
}

.qr-label-code {
  font-size: 1rem;
  font-weight: 700;
  color: #000000;
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.qr-label-qr {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 10px 0;
}

.qr-label-qr img,
.qr-label-qr canvas {
  display: block !important;
  width: 120px !important;
  height: 120px !important;
}

.qr-label-name {
  font-size: 0.85rem;
  color: #000000;
  margin-bottom: 4px;
  font-weight: 600;
  word-break: break-word;
}

.qr-label-stock {
  font-size: 0.75rem;
  color: #334155;
}

/* ============ BILL OF MATERIALS (BOM) VIEW ============ */
.bom-layout {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 20px;
  min-height: 600px;
}

@media (max-width: 1024px) {
  .bom-layout {
    grid-template-columns: 1fr;
  }
}

/* Left column: Products list */
.bom-products-list {
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  padding: 16px;
  max-height: 700px;
  overflow-y: auto;
}

.bom-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.bom-section-header h3 {
  font-size: 1rem;
  margin: 0;
}

.bom-section-header h4 {
  font-size: 0.95rem;
  margin: 0;
}

.btn-sm-action {
  padding: 6px 12px;
  font-size: 0.8rem;
  border-radius: 6px;
}

.bom-search-box {
  margin-bottom: 12px;
}

.bom-search-box input {
  width: 100%;
  padding: 8px 12px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.bom-products-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bom-product-item {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.bom-product-item:hover {
  border-color: var(--primary-color);
  background-color: var(--card-bg, var(--bg-secondary));
}

.bom-product-item.selected {
  border-color: var(--primary-color);
  border-width: 2px;
  background-color: rgba(37, 99, 235, 0.05);
}

.bom-product-item-name {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.bom-product-item-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.bom-product-item-code {
  font-weight: 600;
  color: var(--primary-color);
}

/* Right column: Details */
.bom-detail {
  background: var(--bg-secondary);
  border-radius: 12px;
  border: 1px solid var(--border-color);
  padding: 20px;
  min-height: 600px;
}

.bom-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 400px;
  text-align: center;
  color: var(--text-secondary);
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.bom-empty-state p {
  font-size: 0.95rem;
  max-width: 300px;
}

.bom-detail-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.bom-detail-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.bom-detail-header h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.bom-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.bom-meta {
  display: flex;
  gap: 20px;
  font-size: 0.9rem;
}

.bom-code {
  color: var(--text-secondary);
}

.bom-cost {
  color: var(--primary-color);
  font-weight: 600;
}

.bom-detail-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.btn-outline-danger {
  background: transparent;
  border: 1px solid var(--danger-color);
  color: var(--danger-color);
}

.btn-outline-danger:hover {
  background: var(--danger-color);
  color: #ffffff;
}

/* Components table */
.bom-components-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bom-components-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.bom-components-table thead {
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--border-color);
}

.bom-components-table th {
  padding: 10px 8px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.bom-components-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--border-color);
}

.bom-components-table tbody tr:hover {
  background-color: var(--bg-primary);
}

/* Availability check */
.bom-availability-check {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  margin-top: 10px;
}

.bom-availability-check h4 {
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.bom-availability-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.availability-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 6px;
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--border-color);
}

.availability-item.ok {
  border-left-color: var(--success-color);
}

.availability-item.low {
  border-left-color: var(--warning-color);
}

.availability-item.critical {
  border-left-color: var(--danger-color);
}

.availability-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.availability-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.availability-detail {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.availability-status {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
  text-transform: uppercase;
}

.availability-status.ok {
  background-color: rgba(22, 163, 74, 0.15);
  color: var(--success-color);
}

.availability-status.low {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
}

.availability-status.critical {
  background-color: rgba(220, 38, 38, 0.15);
  color: var(--danger-color);
}

/* Material info in component form */
.component-material-info {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 10px;
  margin-top: 10px;
  font-size: 0.85rem;
}

.component-material-info p {
  margin-bottom: 4px;
}

.component-material-info strong {
  color: var(--primary-color);
}

/* Textarea for BOM description */
#bom-description {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}

/* ============ DEFINITIVE BOM LAYOUT FIX ============ */
.bom-layout {
  display: flex !important;
  gap: 20px;
  min-height: 600px;
  width: 100%;
  overflow: hidden; /* Prevents any overflow */
}

.bom-products-list {
  flex: 0 0 320px; /* Fixed width slightly reduced */
  min-width: 0; /* CRUCIAL FIX: allows the flex item to shrink */
  overflow-y: auto;
}

.bom-detail {
  flex: 1;
  min-width: 0; /* CRUCIAL FIX: allows the flex item to shrink */
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.bom-detail-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow-y: auto;
  min-height: 0;
  min-width: 0;
}

.bom-components-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

/* Components table: handled correctly to prevent overflowing the container */
.bom-components-table {
  width: 100%;
  table-layout: fixed; /* Forces columns to stay within the container */
  border-collapse: collapse;
}

.bom-components-table th,
.bom-components-table td {
  word-break: break-word; /* Allows text to wrap */
  overflow-wrap: break-word;
  padding: 10px 6px;
  font-size: 0.85rem;
}

/* Column widths optimized to fit the screen */
.bom-components-table th:nth-child(1),
.bom-components-table td:nth-child(1) { width: 10%; } /* Code */
.bom-components-table th:nth-child(2),
.bom-components-table td:nth-child(2) { width: 22%; } /* Name */
.bom-components-table th:nth-child(3),
.bom-components-table td:nth-child(3) { width: 12%; } /* Category */
.bom-components-table th:nth-child(4),
.bom-components-table td:nth-child(4) { width: 10%; } /* Quantity */
.bom-components-table th:nth-child(5),
.bom-components-table td:nth-child(5) { width: 8%; }  /* Unit */
.bom-components-table th:nth-child(6),
.bom-components-table td:nth-child(6) { width: 12%; } /* Unit Cost */
.bom-components-table th:nth-child(7),
.bom-components-table td:nth-child(7) { width: 12%; } /* Total Cost */
.bom-components-table th:nth-child(8),
.bom-components-table td:nth-child(8) { width: 14%; } /* Actions */

/* Hidden states */
.bom-detail-content.hidden,
.bom-empty-state.hidden {
  display: none !important;
}

.bom-empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Responsive for small screens */
@media (max-width: 1024px) {
  .bom-layout {
    flex-direction: column;
  }
  .bom-products-list {
    flex: 0 0 auto;
    max-height: 300px;
  }
}

/* ============ PRODUCTION VIEW ============ */
.production-table,
.finished-table {
  width: 100%;
  border-collapse: collapse;
}

.production-table thead,
.finished-table thead {
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--border-color);
}

.production-table th,
.finished-table th {
  padding: 14px 12px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.production-table tbody tr,
.finished-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s;
}

.production-table tbody tr:hover,
.finished-table tbody tr:hover {
  background-color: var(--bg-primary);
}

.production-table td,
.finished-table td {
  padding: 14px 12px;
  font-size: 0.9rem;
}

.production-table td:first-child,
.finished-table td:first-child {
  font-weight: 600;
  color: var(--primary-color);
}

/* Production order status badge */
.production-status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.production-status-badge.planned {
  background-color: rgba(37, 99, 235, 0.15);
  color: var(--primary-color);
}

.production-status-badge.in-progress {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
}

.production-status-badge.completed {
  background-color: rgba(22, 163, 74, 0.15);
  color: var(--success-color);
}

.production-status-badge.cancelled {
  background-color: rgba(100, 116, 139, 0.15);
  color: var(--text-secondary);
}

/* Specific action buttons for production */
.btn-sm.start {
  background-color: var(--warning-color);
  color: #000000;
}

.btn-sm.start:hover {
  background-color: #d97706;
  color: #ffffff;
}

.btn-sm.complete {
  background-color: var(--success-color);
  color: #ffffff;
}

.btn-sm.complete:hover {
  background-color: #15803d;
}

.btn-sm.cancel {
  background-color: var(--text-secondary);
  color: #ffffff;
}

.btn-sm.cancel:hover {
  background-color: #475569;
}

/* Materials preview in production form */
.prod-materials-preview {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px;
  margin-top: 16px;
}

.prod-materials-preview h4 {
  font-size: 0.9rem;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.prod-materials-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.prod-material-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background-color: var(--bg-secondary);
  border-radius: 6px;
  font-size: 0.85rem;
  border-left: 3px solid var(--border-color);
}

.prod-material-item.ok {
  border-left-color: var(--success-color);
}

.prod-material-item.insufficient {
  border-left-color: var(--danger-color);
}

.prod-material-name {
  font-weight: 600;
}

.prod-material-qty {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.prod-material-status {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
}

.prod-material-status.ok {
  background-color: rgba(22, 163, 74, 0.15);
  color: var(--success-color);
}

.prod-material-status.insufficient {
  background-color: rgba(220, 38, 38, 0.15);
  color: var(--danger-color);
}

/* Textarea for production notes */
#prod-notes {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
}

/* ============ SHIPMENTS VIEW ============ */
.shipments-table {
  width: 100%;
  border-collapse: collapse;
}

.shipments-table thead {
  background-color: var(--bg-primary);
  border-bottom: 2px solid var(--border-color);
}

.shipments-table th {
  padding: 14px 12px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.shipments-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.2s;
}

.shipments-table tbody tr:hover {
  background-color: var(--bg-primary);
}

.shipments-table td {
  padding: 14px 12px;
  font-size: 0.9rem;
}

.shipments-table td:first-child {
  font-weight: 600;
  color: var(--primary-color);
}

/* Shipment status badge */
.shipment-status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

.shipment-status-badge.planned {
  background-color: rgba(37, 99, 235, 0.15);
  color: var(--primary-color);
}

.shipment-status-badge.preparing {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
}

.shipment-status-badge.shipped {
  background-color: rgba(22, 163, 74, 0.15);
  color: var(--success-color);
}

.shipment-status-badge.cancelled {
  background-color: rgba(100, 116, 139, 0.15);
  color: var(--text-secondary);
}

/* Specific action buttons for shipments */
.btn-sm.prepare {
  background-color: var(--warning-color);
  color: #000000;
}
.btn-sm.prepare:hover { background-color: #d97706; color: #ffffff; }

.btn-sm.ship {
  background-color: var(--success-color);
  color: #ffffff;
}
.btn-sm.ship:hover { background-color: #15803d; }

.btn-sm.cancel-ship {
  background-color: var(--text-secondary);
  color: #ffffff;
}
.btn-sm.cancel-ship:hover { background-color: #475569; }

/* ============ AI ASSISTANT VIEW ============ */
.ai-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 20px;
  min-height: 600px;
}

@media (max-width: 1024px) {
  .ai-layout {
    grid-template-columns: 1fr;
  }
}

.ai-insights-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ai-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
}

.ai-section h3 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-list-item {
  background-color: var(--bg-primary);
  border-left: 4px solid var(--primary-color);
  padding: 12px;
  border-radius: 6px;
  font-size: 0.9rem;
}

.ai-list-item.urgent {
  border-left-color: var(--danger-color);
  background-color: rgba(220, 38, 38, 0.05);
}

.ai-list-item strong {
  color: var(--text-primary);
}

.ai-list-item .ai-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Chat Panel */
.ai-chat-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 600px;
}

.ai-chat-header {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-primary);
}

.ai-chat-header h3 {
  margin: 0;
  font-size: 1rem;
}

.ai-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ai-message {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.4;
}

.ai-message.ai-bot {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.ai-message.ai-user {
  background-color: var(--primary-color);
  color: #ffffff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.ai-chat-input-area {
  padding: 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 10px;
}

.ai-chat-input-area input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.ai-chat-input-area input:focus {
  outline: 2px solid var(--primary-color);
  border-color: transparent;
}

/* ============ LOGIN SCREEN ============ */
.login-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  padding: 20px;
}

.login-screen.hidden {
  display: none;
}

.login-container {
  background: var(--bg-secondary);
  border-radius: 16px;
  padding: 40px;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  text-align: center;
}

.login-logo {
  font-size: 4rem;
  margin-bottom: 10px;
}

.login-title {
  font-size: 1.8rem;
  color: var(--text-primary);
  margin-bottom: 6px;
  font-weight: 700;
}

.login-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 30px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

.login-form .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-form label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.login-form input {
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.login-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.login-btn {
  margin-top: 10px;
  padding: 12px;
  font-size: 1rem;
  width: 100%;
}

.login-error {
  background-color: rgba(220, 38, 38, 0.1);
  color: var(--danger-color);
  padding: 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  border-left: 3px solid var(--danger-color);
}

.login-demo-info {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-align: left;
}

.login-demo-info p {
  margin-bottom: 4px;
}

.login-demo-info strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 8px;
}

/* ============ ROLE SWITCHER AND LOGOUT ============ */
.role-switcher {
  margin-bottom: 10px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.role-switcher label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-sidebar);
  margin-bottom: 6px;
  font-weight: 600;
}

.role-select {
  width: 100%;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-sidebar);
  font-size: 0.8rem;
  cursor: pointer;
}

.role-select option {
  background-color: var(--bg-sidebar);
  color: var(--text-sidebar);
}

.btn-logout {
  width: 100%;
  margin-top: 8px;
  padding: 8px;
  background: rgba(220, 38, 38, 0.15);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: #fca5a5;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-logout:hover {
  background: rgba(220, 38, 38, 0.25);
  border-color: rgba(220, 38, 38, 0.5);
}

/* ============ ROLE-BASED ELEMENT PROTECTION ============ */
/* Elements with data-role are hidden if the user doesn't have the role */
[data-role].role-hidden {
  display: none !important;
}

/* Action buttons in tables: hide individual buttons */
.btn-sm.role-hidden {
  display: none !important;
}

/* Visually disable inputs for viewers */
input[readonly],
select[disabled],
textarea[readonly] {
  opacity: 0.7;
  cursor: not-allowed;
}

/* =========================================================
   STYLES FOR NATIVE PRINTING (PDF)
   ========================================================= */
@media print {
  /* 1. Set page to landscape to fit the table */
  @page {
    size: landscape;
    margin: 1cm;
  }

  /* 10. Hides the final column */
  .materials-table th:last-child,
  .materials-table td:last-child,
  .suppliers-table th:last-child,
  .suppliers-table td:last-child {
    display: none !important;
  }

  /* 2. Hide everything not needed in the PDF */
  .sidebar,
  .toolbar,
  .movements-section,
  .btn,
  .action-btns,
  .modal-overlay,
  .badge-soon,
  #theme-toggle {
    display: none !important;
  }

  /* 3. Reset main layout to occupy the whole sheet */
  .app-wrapper {
    display: block !important;
    min-height: auto !important;
  }

  .main-content {
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
  }

  /* 4. FORCE LIGHT THEME AND WHITE BACKGROUND (overrides dark mode) */
  body, 
  .main-content, 
  .view, 
  .view.active,
  .stats-dashboard,
  .stat-card,
  .table-container,
  .materials-table,
  .materials-table thead,
  .materials-table tbody tr {
    background-color: #ffffff !important;
    color: #000000 !important;
    border-color: #cbd5e1 !important;
    
    /* Crucial: forces the browser to print background colors */
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  /* 5. Force text color for maximum readability */
  h1, h2, h3, p, th, td, .stat-label, .stat-info strong, .status-badge {
    color: #0f172a !important;
  }

  /* 6. Specific styles to make the report look professional */

  /* Handles the page title */
  .content-header {
    margin-bottom: 10px !important;        /* Reduce margin under the title */
    page-break-after: avoid;               /* Avoid page break AFTER the title */
    page-break-inside: avoid;              /* Prevent the title from detaching from its content */
  }

  .content-header h1 {
    margin-bottom: 4px !important;         /* Reduce space under h1 */
    page-break-after: avoid;
  }

  .content-header p {
    margin-bottom: 0 !important;
    page-break-after: avoid;
  }

  .header-actions {
    display: none !important;              /* Hide Export buttons (already done, but for safety) */
  }

  .stats-dashboard {
    margin-top: 5px !important;            /* ← ADDED: attach cards to the title */
    margin-bottom: 10px !important;
    page-break-inside: avoid;
    page-break-after: avoid;
  }

  .stat-card {
    border: 1px solid #cbd5e1 !important;
    box-shadow: none !important;
    padding: 12px !important;              /* ← ADDED: reduces internal padding of cards */
  }

  .stat-card.warning {
    border-left: 4px solid #f59e0b !important;
  }

  /* ADDED: also reduce the top margin of the table */
  .table-container {
    box-shadow: none !important;
    border: 1px solid #cbd5e1 !important;
    margin-top: 0 !important;              /* ← ADDED: attach the table to the dashboard */
    page-break-inside: auto;               /* ← ADDED: allows the table to break across multiple pages if long */
  }

  .table-container {
    box-shadow: none !important;
    border: 1px solid #cbd5e1 !important;
    page-break-inside: avoid;
  }

  .materials-table thead {
    background-color: #f1f5f9 !important;
  }

  .materials-table tbody tr:nth-child(even) {
    background-color: #f8fafc !important;
  }

  /* 7. Ensure badges are visible in print */
  .status-badge.ok {
    background-color: #dcfce7 !important;
    color: #16a34a !important;
  }
  .status-badge.low {
    background-color: #fef3c7 !important;
    color: #b45309 !important;
  }

  /* Print QR labels */
  .qr-print-area.active {
    position: static !important;
    display: block !important;
    padding: 0 !important;
    background-color: #ffffff !important;
  }

  .qr-labels-grid {
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 10px !important;
  }

  .qr-label {
    border: 2px solid #000000 !important;
    background-color: #ffffff !important;
  }

  .qr-label-code,
  .qr-label-name {
    color: #000000 !important;
  }

  /* Hide everything else when printing labels */
  body.printing-qr .app-wrapper,
  body.printing-qr .modal-overlay:not(#qr-modal) {
    display: none !important;
  }

  /* Print Bill of Materials */
  .bom-layout {
    display: block !important;
  }

  .bom-products-list {
    display: none !important;
  }

  .bom-detail {
    border: none !important;
    padding: 0 !important;
  }

  .bom-detail-actions,
  #add-component-btn,
  #edit-bom-btn,
  #delete-bom-btn,
  .bom-components-table th:last-child,
  .bom-components-table td:last-child {
    display: none !important;
  }

  /* ============ BILL OF MATERIALS LAYOUT FIX ============ */
  .bom-detail {
    position: relative;
    display: flex;
    flex-direction: column;
  }

  .bom-empty-state,
  .bom-detail-content {
    flex: 1;
    width: 100%;
  }

  .bom-empty-state.hidden,
  .bom-detail-content.hidden {
    display: none !important;
  }

  /* Ensure the .hidden class works correctly */
  /*.hidden {
    display: none !important;
  }*/

  /* Internal content layout */
  .bom-detail-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-height: 0;
  }

  /* Responsive components table */
  .bom-components-table {
    width: 100%;
    overflow-x: auto;
    display: block;
  }

  .bom-components-table thead,
  .bom-components-table tbody {
    display: table;
    width: 100%;
    table-layout: fixed;
  }

  /* Hide Actions column in production and finished goods tables */
  .production-table th:last-child,
  .production-table td:last-child {
    display: none !important;
  }

  /* Print Bill of Materials and Production */
  .bom-layout {
    display: block !important;
  }

  /* Hide Actions column in shipments table */
  .shipments-table th:last-child,
  .shipments-table td:last-child {
    display: none !important;
  }
}