.topbar-nav { display: none !important; }
.app-layout { display: grid; grid-template-columns: 238px minmax(0, 1fr); align-items: stretch; min-height: calc(100vh - 54px); }
.app-layout > .page-shell { width: 100%; max-width: none; min-width: 0; margin: 0; }
.mode-sidebar { position: sticky; top: 0; align-self: start; min-height: calc(100vh - 54px); padding: 24px 14px; border-right: 1px solid #dee2e6; background: #fff; }
.mode-sidebar-caption { margin: 0 10px 10px; color: #6c757d; font-size: 11px; font-weight: 700; letter-spacing: .08em; }
.mode-switcher { display: grid; gap: 6px; padding: 6px; border: 1px solid #dee2e6; border-radius: 4px; background: #f8f9fa; }
.mode-button { display: grid; grid-template-columns: 32px minmax(0, 1fr); align-items: center; gap: 8px; width: 100%; min-height: 52px; padding: 8px 10px; border: 1px solid transparent; border-radius: 4px; color: #212529; background: transparent; text-align: left; }
.mode-button-icon { display: grid; place-items: center; width: 26px; height: 26px; border: 1px solid #dee2e6; border-radius: 4px; color: #71639e; background: #fff; font-size: 17px; line-height: 1; }
.mode-button strong, .mode-button small { display: block; }
.mode-button strong { font-size: 14px; font-weight: 600; line-height: 1.25; }
.mode-button small { margin-top: 3px; color: #6c757d; font-size: 11px; line-height: 1.25; }
.mode-button:hover:not(.active), .mode-button:focus-visible:not(.active) { border-color: #dee2e6; background: #fff; outline: none; }
.mode-button.active { border-color: #dee2e6; border-left: 4px solid #71639e; color: #71639e; background: #fff; }
.mode-button.active .mode-button-icon { border-color: #71639e; background: #f8f9fa; }
.mode-sidebar-help { margin: 16px 10px 0; color: #6c757d; font-size: 11px; line-height: 1.45; }
.kits-section[hidden] { display: none; }
.page-shell.kits-active > :not(#kits):not(#authPanel) { display: none !important; }
.page-shell.kits-active > #authPanel:not([hidden]) { display: grid !important; }
.kits-section {
  --kits-brand: #71639e;
  --kits-bg: #f8f9fa;
  --kits-surface: #fff;
  --kits-text: #212529;
  --kits-muted: #6c757d;
  --kits-border: #dee2e6;
  --kits-success: #28a745;
  --kits-info: #17a2b8;
  --kits-danger: #dc3545;
  color: var(--kits-text);
}
.kits-section .page-heading { margin-bottom: 18px; }
.kits-section .page-heading h1 { margin-bottom: 5px; }
.kits-summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.kits-summary-grid .summary-card { border-radius: 4px; box-shadow: none; }
.kits-list-card { border-radius: 4px; box-shadow: none; }
.kits-toolbar { align-items: flex-end; padding: 12px 16px 13px; }
.kits-filters { display: flex; align-items: flex-end; gap: 8px; flex-wrap: wrap; }
.kits-filters .search-box { min-width: min(330px, 100%); height: 35px; }
.kits-filters .search-box input { min-height: 33px; }
.kits-filter-label { display: block; min-width: 125px; color: var(--kits-muted); font-size: 12px; font-weight: 500; }
.kits-filter-label select { display: block; width: 100%; height: 35px; margin-top: 4px; padding: 4px 8px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); outline-color: var(--kits-brand); }
.kits-table-scroll { max-height: 62vh; overflow: auto; }
.kits-table { min-width: 920px; }
.kits-table th { height: 41px; padding: 8px 10px; border-bottom: 1px solid var(--kits-border); background: var(--kits-bg); color: var(--kits-text); font-size: 12px; font-weight: 500; letter-spacing: 0; text-transform: none; }
.kits-table td { height: 40px; padding: 8px 10px; border-bottom: 1px solid var(--kits-border); color: var(--kits-text); }
.kits-table tbody tr:hover { background: var(--kits-bg); }
.kits-product-name { font-weight: 500; }
.kits-product-code, .kits-cell-muted { display: block; margin-top: 2px; color: var(--kits-muted); font-size: 12px; }
.kits-type-pill { display: inline-flex; align-items: center; min-height: 19px; padding: 3px 10px; border-radius: 999px; font-size: 11.9px; line-height: 13.09px; font-weight: 500; white-space: nowrap; }
.kits-type-pill.kit { color: #fff; background: var(--kits-success); }
.kits-type-pill.manufacture { color: #fff; background: var(--kits-info); }
.kits-type-pill.archived { color: var(--kits-text); background: var(--kits-border); }
.kits-row-actions { display: flex; justify-content: flex-end; gap: 8px; white-space: nowrap; }
.kits-row-actions .row-action { color: var(--kits-brand); font-weight: 500; }
.kits-row-actions .row-action[data-stock-bom] { color: var(--kits-success); }
.kits-row-actions .row-action[data-copy-bom] { color: var(--kits-brand); }
.kits-row-actions .row-action[disabled] { color: var(--kits-muted); text-decoration: none; cursor: not-allowed; }
.kits-pagination { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 54px; padding: 8px 16px; border-top: 1px solid var(--kits-border); }
.kits-pagination .heading-actions { justify-content: flex-end; }
.kit-editor-card { max-width: 1180px; padding: 20px; border-radius: 4px; box-shadow: none; }
.kit-editor-grid { display: grid; grid-template-columns: 2fr 1.3fr 1fr 1fr; gap: 12px; margin-bottom: 18px; }
.kit-editor-grid label, .kit-field-label { color: var(--kits-muted); font-size: 12px; font-weight: 500; }
.kit-editor-grid input { display: block; width: 100%; height: 35px; margin-top: 5px; padding: 4px 9px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); outline-color: var(--kits-brand); font-weight: 400; }
.kit-product-picker { position: relative; }
.kit-product-picker input { margin-top: 5px; }
.kit-type-readonly { display: flex; flex-direction: column; align-items: flex-start; gap: 5px; padding-top: 1px; }
.kit-type-readonly .field-help { margin-top: 0; }
.kit-lines-section { padding-top: 14px; border-top: 1px solid var(--kits-border); }
.kit-lines-scroll { max-height: 44vh; overflow: auto; }
.kit-lines-table { min-width: 760px; }
.kit-lines-table th { height: 41px; padding: 8px 8px; border-bottom: 1px solid var(--kits-border); background: var(--kits-bg); color: var(--kits-text); font-size: 12px; font-weight: 500; }
.kit-lines-table td { min-height: 40px; padding: 6px 8px; border-bottom: 1px solid var(--kits-border); vertical-align: middle; }
.kit-lines-table input { width: 100%; height: 33px; padding: 4px 8px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); outline-color: var(--kits-brand); }
.kit-lines-table .kit-qty-input { min-width: 110px; text-align: right; }
.kit-lines-table .kit-uom { color: var(--kits-muted); font-size: 12px; }
.kit-line-number { width: 42px; color: var(--kits-muted); text-align: center; }
.kit-line-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.kit-remove-line { width: 28px; height: 28px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-danger); background: var(--kits-surface); font-size: 17px; line-height: 1; }
.kit-remove-line:hover, .kit-remove-line:focus-visible { border-color: var(--kits-danger); background: var(--kits-bg); outline: none; }
.kit-suggestions { position: absolute; z-index: 3100; top: calc(100% + 2px); left: 0; width: max(280px, 100%); max-height: 260px; overflow: auto; border: 1px solid var(--kits-border); border-radius: 4px; background: var(--kits-surface); box-shadow: none; }
.kit-suggestions[hidden] { display: none; }
.kit-suggestions button { display: block; width: 100%; padding: 8px 10px; border: 0; border-bottom: 1px solid var(--kits-border); color: var(--kits-text); background: var(--kits-surface); text-align: left; }
.kit-suggestions button:last-child { border-bottom: 0; }
.kit-suggestions button:hover, .kit-suggestions button:focus-visible { background: var(--kits-bg); outline: none; }
.kit-suggestions strong, .kit-suggestions small { display: block; }
.kit-suggestions strong { font-size: 13px; font-weight: 500; }
.kit-suggestions small { margin-top: 2px; color: var(--kits-muted); font-size: 11px; }
.kit-paste-box { margin-top: 14px; padding: 12px; border: 1px solid var(--kits-border); background: var(--kits-bg); }
.kit-paste-box label { display: block; color: var(--kits-muted); font-size: 12px; font-weight: 500; }
.kit-paste-box textarea { display: block; width: 100%; min-height: 95px; margin-top: 6px; padding: 8px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); font: 13px/1.45 ui-monospace, SFMono-Regular, Consolas, monospace; outline-color: var(--kits-brand); resize: vertical; }
.kit-diff-panel { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--kits-border); }
.kit-diff-body { max-height: 210px; overflow: auto; border: 1px solid var(--kits-border); }
.kit-diff-row { display: grid; grid-template-columns: 115px minmax(0, 1fr) minmax(0, 1fr); gap: 8px; padding: 8px 10px; border-bottom: 1px solid var(--kits-border); font-size: 13px; line-height: 1.4; }
.kit-diff-row:last-child { border-bottom: 0; }
.kit-diff-row.added, .kit-diff-row.removed, .kit-diff-row.changed { background: var(--kits-bg); }
.kit-diff-kind { color: var(--kits-muted); font-size: 11.9px; font-weight: 500; }
.kit-diff-value { overflow-wrap: anywhere; }
.kit-diff-empty { padding: 16px; color: var(--kits-muted); text-align: center; }
.kit-history-card { max-width: 980px; padding: 20px; border-radius: 4px; box-shadow: none; }
.kit-history-tabs { display: flex; gap: 8px; padding-bottom: 12px; border-bottom: 1px solid var(--kits-border); }
.kit-history-tabs .is-active { color: #fff; border-color: var(--kits-brand); background: var(--kits-brand); }
.kit-history-panel { padding-top: 14px; }
.kit-history-body { max-height: 60vh; overflow: auto; }
.kit-history-entry { margin-bottom: 10px; border: 1px solid var(--kits-border); background: var(--kits-surface); }
.kit-history-entry summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 41px; padding: 8px 10px; cursor: pointer; list-style-position: inside; }
.kit-history-entry summary:hover { background: var(--kits-bg); }
.kit-history-entry summary strong { font-weight: 500; }
.kit-history-entry summary small { color: var(--kits-muted); }
.kit-history-entry-content { padding: 10px; border-top: 1px solid var(--kits-border); }
.kit-history-meta { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; color: var(--kits-muted); font-size: 12px; }
.kit-history-diff { margin: 0; padding-left: 18px; }
.kit-history-diff li { margin: 3px 0; }
.kit-history-empty { padding: 35px 16px; color: var(--kits-muted); text-align: center; }
.kit-confirm-card { max-width: 520px; padding: 20px; border-radius: 4px; box-shadow: none; }
.kit-stock-card { width: 100%; max-width: 1180px; max-height: min(90vh, 900px); overflow: auto; padding: 20px; border-radius: 4px; box-shadow: none; --kit-stock-heading-offset: 84px; }
.kit-stock-card > .modal-heading { position: sticky; top: -20px; z-index: 5; margin: -20px -20px 16px; padding: 20px 20px 14px; border-bottom: 1px solid var(--kits-border); background: var(--kits-surface); }
.kit-stock-controls { display: grid; grid-template-columns: minmax(260px, 1.1fr) minmax(320px, 1.6fr) auto; align-items: end; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--kits-border); }
.kit-stock-controls label { display: block; color: var(--kits-muted); font-size: 12px; font-weight: 500; }
.kit-stock-controls select { display: block; width: 100%; height: 35px; margin-top: 5px; padding: 4px 8px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); outline-color: var(--kits-brand); font: inherit; font-weight: 400; }
.kit-location-picker { position: relative; margin-top: 5px; }
.kit-location-picker input { display: block; width: 100%; height: 35px; margin: 0; padding: 4px 9px; border: 1px solid var(--kits-border); border-radius: 4px; color: var(--kits-text); background: var(--kits-surface); outline-color: var(--kits-brand); font: inherit; font-weight: 400; }
.kit-location-suggestions { position: absolute; z-index: 20; top: calc(100% + 3px); left: 0; right: 0; max-height: 260px; overflow: auto; border: 1px solid var(--kits-border); border-radius: 4px; background: var(--kits-surface); box-shadow: 0 5px 16px #25324c1c; }
.kit-location-suggestions[hidden] { display: none; }
.kit-location-suggestions button { display: block; width: 100%; min-height: 42px; padding: 7px 10px; border: 0; border-bottom: 1px solid var(--kits-border); color: var(--kits-text); background: var(--kits-surface); text-align: left; }
.kit-location-suggestions button:last-child { border-bottom: 0; }
.kit-location-suggestions button:hover, .kit-location-suggestions button:focus-visible { background: var(--kits-bg); outline: none; }
.kit-location-suggestions strong, .kit-location-suggestions small { display: block; }
.kit-location-suggestions strong { font-size: 13px; font-weight: 500; line-height: 1.3; }
.kit-location-suggestions small { margin-top: 2px; color: var(--kits-muted); font-size: 11px; line-height: 1.25; }
.kit-stock-controls .field-help { display: block; margin-top: 4px; }
.kit-stock-controls > button { white-space: nowrap; }
.kit-stock-summary { min-height: 42px; padding: 12px 0; color: var(--kits-muted); font-size: 13px; }
.kit-stock-export-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 0 0 12px; }
.kit-stock-export-actions .field-help { margin: 0; }
.kit-stock-scroll { max-height: none; overflow: visible; border: 1px solid var(--kits-border); }
.kit-stock-table { min-width: 820px; }
.kit-stock-table th { position: sticky; top: var(--kit-stock-heading-offset); z-index: 3; height: 41px; padding: 8px 10px; border-bottom: 1px solid var(--kits-border); background: var(--kits-bg); color: var(--kits-text); font-size: 12px; font-weight: 500; line-height: 1.3; }
.kit-stock-table td { height: 40px; padding: 8px 10px; border-bottom: 1px solid var(--kits-border); color: var(--kits-text); line-height: 1.35; }
.kit-stock-table tbody tr:hover { background: var(--kits-bg); }
.kit-stock-table .number { text-align: right; font-variant-numeric: tabular-nums; }
.kit-stock-number-heading, .kit-stock-number { width: 48px; text-align: center !important; font-variant-numeric: tabular-nums; }
.kit-stock-component { font-weight: 500; }
.kit-stock-muted { display: block; margin-top: 2px; color: var(--kits-muted); font-size: 12px; }
.kit-stock-status { display: inline-flex; align-items: center; min-height: 19px; padding: 3px 10px; border-radius: 999px; font-size: 11.9px; line-height: 13.09px; font-weight: 500; white-space: nowrap; }
.kit-stock-status.ok { color: #fff; background: var(--kits-success); }
.kit-stock-status.partial { color: #212529; background: #ffc107; }
.kit-stock-status.empty, .kit-stock-status.missing { color: #fff; background: var(--kits-danger); }
.kit-stock-status.unavailable { color: var(--kits-text); background: var(--kits-border); }
@media (max-width: 1080px) { .kit-editor-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 850px) {
  .app-layout { display: block; min-height: 0; }
  .mode-sidebar { position: static; min-height: 0; padding: 12px 14px; border-right: 0; border-bottom: 1px solid #dee2e6; }
  .mode-sidebar-caption, .mode-sidebar-help { display: none; }
  .mode-switcher { display: flex; gap: 6px; overflow-x: auto; padding: 4px; }
  .mode-button { flex: 0 0 210px; min-height: 46px; }
  .kits-summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kits-toolbar { align-items: stretch; flex-direction: column; }
  .kits-filters { align-items: stretch; }
  .kits-filters .search-box { flex: 1 1 100%; }
  .kits-filter-label { flex: 1 1 140px; }
  .kit-editor-grid { grid-template-columns: 1fr; }
  .kit-diff-row { grid-template-columns: 1fr; gap: 3px; }
  .kit-history-entry summary { align-items: flex-start; flex-direction: column; gap: 3px; }
  .kit-stock-card { --kit-stock-heading-offset: 112px; }
  .kit-stock-controls { grid-template-columns: 1fr; align-items: stretch; }
  .kit-stock-controls > button { justify-self: start; }
  .kit-stock-export-actions { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 480px) { .kits-summary-grid { gap: 8px; } .kits-pagination { align-items: flex-start; flex-direction: column; } .mode-button { flex-basis: 180px; } }