:root {
  --accent: #b5651d;
  --accent-light: #f3e2d3;
  --bg: #f7f6f4;
  --panel-bg: #ffffff;
  --border: #e2e0dc;
  --text: #2b2b2b;
  --text-muted: #6b6b6b;
  --row-alt: #faf9f7;
  --row-hover: #f1ece6;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 60px;
  flex-shrink: 0;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

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

.tabs {
  display: flex;
  gap: 4px;
  height: 100%;
}

.tab-btn {
  background: none;
  border: none;
  height: 100%;
  padding: 0 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.tab-btn:hover {
  color: var(--text);
}

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

.content {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.table-wrapper {
  overflow: auto;
  border-radius: 8px;
  flex: 1;
  min-height: 0;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  overflow-y: auto;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-shrink: 0;
  gap: 12px;
}

.bulk-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  margin-bottom: 12px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  flex-shrink: 0;
}

.bulk-actions-bar[hidden] {
  display: none;
}

.bulk-actions-buttons {
  display: flex;
  gap: 8px;
}

.search-box {
  flex: 1;
  max-width: 320px;
  padding: 9px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text);
}

.search-box:focus {
  outline: none;
  border-color: var(--accent);
}

.toolbar-actions {
  display: flex;
  gap: 8px;
}

.filter-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  white-space: nowrap;
}

.filter-checkbox[hidden] {
  display: none;
}

.btn-secondary {
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text);
  cursor: pointer;
}

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

.view-toggle,
.settings-subnav {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.tab-dropdown {
  position: relative;
  height: 100%;
  display: flex;
}

.tab-dropdown-toggle::after {
  content: " \25BE";
}

.tab-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 160px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
  overflow: hidden;
  z-index: 10;
}

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

.tab-dropdown-item {
  display: block;
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
}

.tab-dropdown-item:hover {
  background: var(--accent-light);
  color: var(--accent);
}

.toggle-btn {
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border: none;
  border-right: 1px solid var(--border);
  background: var(--panel-bg);
  color: var(--text-muted);
  cursor: pointer;
}

.toggle-btn:last-child {
  border-right: none;
}

.toggle-btn:hover:not(.active) {
  background: var(--accent-light);
  color: var(--accent);
}

.toggle-btn.active {
  background: var(--accent);
  color: #fff;
}

.pagination-bar {
  display: flex;
  gap: 6px;
  margin-top: 12px;
}

.pagination-btn {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text-muted);
  cursor: pointer;
}

.pagination-btn:hover:not(.active):not(:disabled) {
  background: var(--accent-light);
  border-color: var(--accent);
  color: var(--accent);
}

.pagination-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: default;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.data-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  text-align: left;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: var(--accent-light);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.data-table thead th.sortable-th {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.data-table thead th.sortable-th:hover {
  color: var(--accent);
}

.data-table tbody td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table tbody tr:nth-child(even) {
  background: var(--row-alt);
}

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

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

/* Sales table (Raw Data + SKU Data views): lock Platform + Order Number while scrolling horizontally */
#sales-table th:nth-child(1),
#sales-table td:nth-child(1) {
  position: sticky;
  left: 0;
  z-index: 2;
  width: 110px;
  background: var(--panel-bg);
}

#sales-table th:nth-child(2),
#sales-table td:nth-child(2) {
  position: sticky;
  left: 110px;
  z-index: 2;
  width: 110px;
  background: var(--panel-bg);
}

#sales-table thead th:nth-child(1),
#sales-table thead th:nth-child(2) {
  z-index: 3;
}

#sales-table tbody tr:nth-child(even) td:nth-child(1),
#sales-table tbody tr:nth-child(even) td:nth-child(2) {
  background: var(--row-alt);
}

/* Warehouse Ordering table (Order Immediately / Customer Hold / Back Order Hold): lock Platform + Order Number while scrolling horizontally */
#warehouse-table th:nth-child(2),
#warehouse-table td:nth-child(2) {
  position: sticky;
  left: 0;
  z-index: 2;
  width: 110px;
  background: var(--panel-bg);
}

#warehouse-table th:nth-child(3),
#warehouse-table td:nth-child(3) {
  position: sticky;
  left: 110px;
  z-index: 2;
  width: 110px;
  background: var(--panel-bg);
}

#warehouse-table thead th:nth-child(2),
#warehouse-table thead th:nth-child(3) {
  z-index: 3;
}

#warehouse-table tbody tr:nth-child(even) td:nth-child(2),
#warehouse-table tbody tr:nth-child(even) td:nth-child(3) {
  background: var(--row-alt);
}

.status {
  display: inline-block;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
}

.status-pending {
  background: #fbeee0;
  color: #b5651d;
}

.status-transit {
  background: #e3eefb;
  color: #1d5fb5;
}

.status-received {
  background: #e3f4e6;
  color: #2d8a45;
}

.low-stock {
  color: #c0392b;
  font-weight: 700;
}

.sent-toggle {
  display: inline-block;
  padding: 3px 14px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.sent-toggle.sent-no {
  background: var(--row-alt);
  color: var(--text-muted);
}

.sent-toggle.sent-yes {
  background: #e3f4e6;
  color: #2d8a45;
  border-color: #2d8a45;
}

.settings-subnav {
  margin-bottom: 20px;
}

.settings-header {
  margin-bottom: 20px;
}

.settings-header h2 {
  margin: 0 0 6px;
  font-size: 18px;
}

.settings-subtitle {
  margin: 0;
  font-size: 13px;
  color: var(--text-muted);
  max-width: 640px;
}

.settings-subtitle + .settings-subtitle {
  margin-top: 8px;
}

.settings-priority-list {
  padding-left: 20px;
}

.btn-primary {
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

.btn-primary:hover {
  background: #9a5419;
}

.add-platform-sku-form {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.add-platform-sku-form input {
  padding: 9px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text);
}

.add-platform-sku-form input:focus {
  outline: none;
  border-color: var(--accent);
}

#new-platform-sku-code {
  width: 220px;
}

#new-platform-sku-description {
  flex: 1;
  max-width: 360px;
}

.sku-mapping-status {
  margin-bottom: 16px;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 13px;
}

.sku-mapping-status.status-error {
  background: #fbe7e4;
  color: #c0392b;
}

.sku-mapping-status.status-success {
  background: #e3f4e6;
  color: #2d8a45;
}

.sku-mapping-loading {
  color: var(--text-muted);
  font-size: 14px;
}

.sku-mapping-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.sku-mapping-list > .sku-mapping-loading {
  grid-column: 1 / -1;
}

.sku-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-bg);
  overflow: hidden;
}

.sku-card-components {
  display: none;
}

.sku-card.expanded .sku-card-components {
  display: block;
}

.sku-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--accent-light);
  border-bottom: 1px solid var(--border);
}

.sku-card-title {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sku-card-code {
  font-weight: 700;
  font-size: 14px;
}

.sku-card-description {
  font-size: 13px;
  color: var(--text-muted);
}

.sku-card-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.btn-icon {
  padding: 5px 10px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--panel-bg);
  color: var(--text);
  cursor: pointer;
}

.btn-icon:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-icon:disabled {
  opacity: 0.4;
  cursor: default;
  border-color: var(--border);
  color: var(--text-muted);
}

.btn-icon:disabled:hover {
  border-color: var(--border);
  color: var(--text-muted);
}

.btn-icon-danger:hover {
  border-color: #c0392b;
  color: #c0392b;
}

.sales-row-cancelled td:not(:last-child) {
  text-decoration: line-through;
  opacity: 0.6;
}

.sku-components-table {
  border: none;
  border-radius: 0;
}

.sku-component-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.sku-card-footer {
  padding: 12px 16px;
}

.add-component-form {
  display: flex;
  gap: 10px;
}

.add-component-form input {
  padding: 8px 12px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text);
}

.add-component-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.component-sku-input {
  width: 220px;
}

.component-qty-input {
  width: 80px;
}

.sku-card-max-note {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.monthly-sales-chart-card {
  flex-shrink: 0;
  margin-bottom: 16px;
  padding: 18px 20px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.monthly-sales-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.monthly-sales-chart-title {
  margin: 0;
  font-size: 15px;
}

.monthly-sales-chart-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}

.monthly-sales-range-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.monthly-sales-chart-select {
  padding: 7px 10px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-bg);
  color: var(--text);
}

.monthly-sales-chart-select:focus {
  outline: none;
  border-color: var(--accent);
}

.monthly-sales-chart {
  display: block;
  width: 100%;
  height: 220px;
}

.monthly-sales-table {
  width: auto;
  table-layout: fixed;
}

.monthly-sales-table th:first-child,
.monthly-sales-table td:first-child {
  width: 170px;
  padding: 10px 12px;
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--panel-bg);
}

.monthly-sales-table thead th:first-child {
  z-index: 3;
  background: var(--accent-light);
}

.monthly-sales-table tbody tr:nth-child(even) td:first-child {
  background: var(--row-alt);
}

.monthly-sales-table tbody tr.total-pieces-row td:first-child {
  background: var(--accent-light);
}

.monthly-sales-table tbody tr:hover td:first-child {
  background: var(--row-hover);
}

.monthly-sales-table th.month-col,
.monthly-sales-table td.month-col {
  width: 40px;
  max-width: 40px;
  padding: 6px 2px;
  text-align: center;
}

.monthly-sales-table th.month-col {
  vertical-align: bottom;
  height: 80px;
}

.monthly-sales-table th.month-col span {
  display: inline-block;
  white-space: nowrap;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.monthly-sales-table tbody tr.total-pieces-row {
  font-weight: 700;
  background: var(--accent-light);
}

.monthly-sales-table tbody tr.total-pieces-row:hover {
  background: var(--accent-light);
}

.inventory-subpanel:not([hidden]) {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

/* ── Set Summary Cards ───────────────────────────────────────── */
.set-summaries {
  flex-shrink: 0;
  display: flex;
  gap: 32px;
  padding: 12px 16px 10px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border);
}
.set-summary-card {
  min-width: 200px;
}
.set-summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}
.set-summary-title {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.set-summary-color-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}
.set-summary-table {
  border-collapse: collapse;
  font-size: 0.875rem;
  width: auto;
  table-layout: fixed;
}
.set-summary-table th,
.set-summary-table td {
  padding: 4px 14px 4px 0;
  text-align: left;
}
.set-summary-table th:nth-child(1),
.set-summary-table td:nth-child(1) {
  width: 260px;
  white-space: nowrap;
}
.set-summary-table th:nth-child(n + 2),
.set-summary-table td:nth-child(n + 2) {
  width: 128px;
  padding-left: 0;
  padding-right: 0;
  text-align: center;
  overflow-wrap: break-word;
  word-break: break-word;
}
.set-summary-table th {
  font-weight: 600;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 5px;
}
.summary-qty,
.summary-holds,
.summary-backorders {
  font-weight: 600;
  color: var(--accent);
}

.set-availability-warnings {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
}
.availability-warning {
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 14px;
  border-radius: 6px;
  border: 1px solid #ffc107;
  background: #fff3cd;
  color: #664d03;
}
.availability-warning-critical {
  border-color: #dc3545;
  background: #f8d7da;
  color: #58151c;
}

/* ── Out-of-Stock Warning Banner ────────────────────────────── */
.oos-warning {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 6px;
  padding: 10px 14px;
  margin: 8px 0 4px;
  font-size: 0.85rem;
  color: #664d03;
}
.oos-warning[hidden] { display: none; }
.oos-warning-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.oos-warning-text { flex: 1; line-height: 1.45; }
.oos-dismiss {
  background: none;
  border: none;
  cursor: pointer;
  color: #664d03;
  font-size: 1rem;
  flex-shrink: 0;
  padding: 0 2px;
  line-height: 1;
}
.oos-dismiss:hover { color: #000; }

/* ── Import Sales Modal ─────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal-overlay[hidden] { display: none; }

.modal-box {
  background: var(--panel-bg, #fff);
  border-radius: 10px;
  width: min(680px, 95vw);
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.22);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-header h2 { font-size: 1rem; font-weight: 600; margin: 0; }

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #6b7280;
  line-height: 1;
  padding: 0 4px;
}
.modal-close:hover { color: var(--text); }

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.import-drop-area {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 48px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.import-drop-area.dragover {
  border-color: var(--accent);
  background: rgba(180, 100, 30, 0.05);
}
.import-drop-area p { margin: 0 0 14px; color: #6b7280; font-size: 0.9rem; }
.import-hint { font-size: 0.78rem !important; color: #9ca3af; margin-top: 10px !important; }

.import-file-name { font-weight: 600; font-size: 0.88rem; margin: 0 0 4px; }
.import-sub { color: #6b7280; font-size: 0.83rem; margin: 0 0 14px; }

.import-mapping-grid {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 7px 12px;
  align-items: center;
  margin-bottom: 18px;
}
.import-mapping-label { font-size: 0.83rem; font-weight: 500; color: var(--text); }
.import-mapping-label.required::after { content: " *"; color: #ef4444; }

.import-mapping-select {
  width: 100%;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.83rem;
  background: var(--panel-bg, #fff);
  color: var(--text);
}

.import-preview-label { font-size: 0.78rem; color: #6b7280; margin: 0 0 5px; }
.import-preview-wrapper { margin-bottom: 16px; overflow-x: auto; }
.import-preview-wrapper table { width: 100%; border-collapse: collapse; font-size: 0.73rem; }
.import-preview-wrapper th {
  background: var(--header-bg, #f3f4f6);
  padding: 4px 8px;
  text-align: left;
  font-weight: 600;
  border: 1px solid var(--border);
  white-space: nowrap;
}
.import-preview-wrapper td {
  padding: 3px 8px;
  border: 1px solid var(--border);
  max-width: 110px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.import-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

.export-mode-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.export-mode-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  cursor: pointer;
}
.export-range-fields { margin-bottom: 16px; }
.export-range-fields .import-mapping-grid { margin-bottom: 0; }

.import-result { text-align: center; padding: 28px 0 16px; }
.import-result-row { margin: 10px 0; }
.import-result-count { font-size: 1.6rem; font-weight: 700; display: block; color: #16a34a; }
.import-result-count.warn { color: #f59e0b; }
.import-result-count.info { color: #3b82f6; }
.import-result-label { font-size: 0.88rem; color: #374151; }