:root {
  --bg: #ffffff;
  --bg-secondary: #fcfcfc;
  --bg-tertiary: #f1f1f1;
  --bg-quaternary: #ebebeb;
  --bg-hover: rgba(0, 0, 0, 0.04);
  --bg-active: rgba(0, 0, 0, 0.06);
  --surface: #ffffff;
  --ink: #333333;
  --ink-strong: #171717;
  --secondary: #666666;
  --muted: #999999;
  --border-light: #f1f1f1;
  --border: #ebebeb;
  --border-strong: #d6d6d6;
  --brand: #0088ff;
  --brand-dark: #006fd6;
  --brand-soft: #eef5ff;
  --orange: #c25700;
  --mint: #e8f7ed;
  --sand: #fef6d8;
  --red: #bd3c39;
  --shadow-sm: 0px 2px 4px 0px rgba(0, 0, 0, 0.04), 0px 0px 4px 0px rgba(0, 0, 0, 0.06);
  --shadow: 2px 4px 16px 0px rgba(0, 0, 0, 0.14), 0px 2px 4px 0px rgba(0, 0, 0, 0.06);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.45;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea {
  font: inherit;
}

button, a, input, select, textarea {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
  color: inherit;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button, input, select, textarea {
  outline-offset: 2px;
}

button:focus-visible, a:focus-visible {
  outline: 2px solid var(--brand);
}

a {
  color: var(--brand);
}

[hidden] {
  display: none !important;
}

.icon {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.icon-defs {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.skip {
  position: absolute;
  top: -80px;
  z-index: 200;
  background: #ffffff;
  padding: 12px;
  border: 1px solid var(--border);
}

.skip:focus {
  top: 0;
}

/* Sidebar — Twenty Light Style */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 224px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  z-index: 10;
  user-select: none;
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 6px 8px;
  margin: 0 0 16px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: var(--ink-strong);
  font-size: 15px;
  letter-spacing: -0.2px;
  font-weight: 600;
  transition: background 0.1s ease;
}

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

.brand-mark {
  overflow: hidden;
  background: #00a2ff;
  padding: 0;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  flex-shrink: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.brand-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.brand-sub {
  display: block;
  font-size: 9px;
  letter-spacing: 0.4px;
  font-weight: 500;
  color: var(--muted);
  margin-top: 1px;
}

.nav-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2px;
  color: var(--muted);
  margin: 4px 8px 6px;
}

.nav {
  border: 0;
  background: none;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  margin: 2px 0;
  border-radius: var(--radius-sm);
  color: var(--secondary);
  text-align: left;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.1s ease, color 0.1s ease;
}

.nav em {
  font-style: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav:hover {
  background: var(--bg-hover);
  color: var(--ink-strong);
}

.nav.active {
  background: var(--bg-active);
  color: var(--ink-strong);
  font-weight: 600;
}

.nav span {
  margin-left: auto;
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  min-width: 20px;
  text-align: right;
  padding: 1px 4px;
  border-radius: var(--radius-sm);
}

.nav .icon {
  width: 16px;
  height: 16px;
  color: var(--secondary);
}

.nav.active .icon {
  color: var(--ink-strong);
}

.sidebar-note {
  margin: auto 4px 10px;
  padding: 12px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #ffffff;
  color: var(--secondary);
  font-size: 12px;
  line-height: 1.5;
  box-shadow: var(--shadow-sm);
}

.sidebar-note > .icon {
  color: var(--brand);
  margin: 0 0 6px;
  width: 16px;
  height: 16px;
}

.sidebar-note strong,
.sidebar-note .sidebar-note-title {
  display: block;
  color: var(--ink-strong);
  font-size: 12px;
  font-weight: 600;
}

.sidebar-note p {
  margin: 4px 0 8px;
  font-size: 11px;
  color: var(--secondary);
}

.text-btn {
  border: none;
  background: none;
  padding: 0;
  color: var(--brand);
  font-weight: 500;
  font-size: 12px;
}

.text-btn:hover {
  text-decoration: underline;
}

.sidebar-note .text-btn {
  font-size: 11px;
}

.connection {
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 11px;
  color: var(--secondary);
  display: flex;
  align-items: center;
  gap: 7px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #239f61;
}

.connection.offline {
  color: var(--red);
  background: #fdf2f2;
}

.connection.offline .dot {
  background: var(--red);
}

/* Main Area & Topbar — Twenty Light Style */
main {
  margin-left: 224px;
  min-height: 100dvh;
  background: #ffffff;
}

.topbar {
  height: 48px;
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  position: sticky;
  top: 0;
  z-index: 9;
}

.breadcrumb {
  font-size: 13px;
  color: var(--secondary);
  display: flex;
  align-items: center;
}

.breadcrumb span {
  margin: 0 6px;
  color: var(--muted);
}

.breadcrumb strong,
.breadcrumb .breadcrumb-current {
  color: var(--ink-strong);
  font-weight: 600;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  padding: 2px;
  border-radius: var(--radius-sm);
  gap: 2px;
  margin-right: 4px;
}

.lang-btn {
  border: 0;
  background: transparent;
  padding: 3px 8px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  color: var(--secondary);
  transition: background 0.1s ease, color 0.1s ease;
}

.lang-btn:hover {
  color: var(--ink-strong);
}

.lang-btn.active {
  background: #ffffff;
  color: var(--ink-strong);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

/* Buttons — Twenty Light Style */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 30px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--ink-strong);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  line-height: 1.2;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
  transition: background 0.1s ease, border-color 0.1s ease;
}

.btn .icon {
  width: 14px;
  height: 14px;
}

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

.btn.primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #ffffff;
  box-shadow: 0 1px 2px rgba(0, 136, 255, 0.18);
}

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

.btn.ghost {
  border-color: transparent;
  background: transparent;
  color: var(--secondary);
  box-shadow: none;
}

.btn.ghost:hover {
  background: var(--bg-hover);
  color: var(--ink-strong);
}

.btn.compact {
  padding: 4px 8px;
  min-height: 26px;
  font-size: 12px;
}

/* Content Section */
.content {
  max-width: 1600px;
  margin: auto;
  padding: 20px 24px 28px;
}

.heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.eyebrow {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.6px;
  font-weight: 600;
  margin-bottom: 4px;
  text-transform: uppercase;
}

h1 {
  font-size: 20px;
  letter-spacing: -0.3px;
  margin: 0;
  font-weight: 600;
  color: var(--ink-strong);
}

h2 {
  font-size: 16px;
  letter-spacing: -0.2px;
  margin: 0;
  font-weight: 600;
  color: var(--ink-strong);
}

h3 {
  font-size: 12px;
  font-weight: 600;
  color: var(--secondary);
  margin: 20px 0 10px;
}

.heading p {
  font-size: 13px;
  color: var(--secondary);
  margin: 4px 0 0;
}

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

/* Stats Cards — Twenty Clean Metric Cards */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.stat {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  background: #ffffff;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  text-align: left;
  box-shadow: var(--shadow-sm);
  transition: background 0.1s ease, border-color 0.1s ease;
}

.stat:hover {
  background: var(--bg-secondary);
  border-color: var(--border-strong);
}

.stat-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.stat-icon .icon {
  width: 16px;
  height: 16px;
}

.mint {
  background: #eef5ff;
  color: #1961ed;
}

.sand {
  background: #fef6d8;
  color: #9e6c00;
}

.peach {
  background: #fce8e6;
  color: #bd3c39;
}

.stat-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--secondary);
  display: block;
  margin-bottom: 4px;
}

.stat strong,
.stat .stat-val {
  font-size: 22px;
  font-weight: 600;
  color: var(--ink-strong);
  letter-spacing: -0.5px;
  display: block;
  line-height: 1.1;
}

.stat small {
  font-size: 11px;
  color: var(--muted);
  display: block;
  margin-top: 4px;
}

.page-note {
  padding: 10px 14px;
  margin-bottom: 14px;
  line-height: 1.5;
  border: 1px solid #f2e2a7;
  background: #fffdf5;
  border-radius: var(--radius-md);
  color: #7c6218;
  font-size: 12px;
}

/* Workspace Table & Toolbar — Twenty Spreadsheet Style */
.workspace {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.toolbar {
  display: flex;
  padding: 10px 12px;
  gap: 8px;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: #ffffff;
  align-items: center;
  flex-wrap: wrap;
}

.search {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 220px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 0 10px;
  border-radius: var(--radius-sm);
  min-height: 30px;
  transition: border-color 0.1s ease, background 0.1s ease;
}

.search:focus-within {
  background: #ffffff;
  border-color: var(--brand);
}

.search .icon {
  width: 14px;
  height: 14px;
  color: var(--muted);
}

.search input {
  padding: 5px 0;
  border: 0;
  background: transparent;
  min-width: 80px;
  width: 100%;
  font-size: 13px;
  color: var(--ink-strong);
  outline: none;
}

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

.search kbd {
  border: 1px solid var(--border);
  background: #ffffff;
  border-radius: 3px;
  padding: 0 5px;
  font-size: 10px;
  color: var(--muted);
}

.filters {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.filters select {
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 24px 4px 8px;
  background: #ffffff;
  color: var(--secondary);
  max-width: 180px;
  height: 30px;
}

.filters select:hover {
  background: var(--bg-hover);
  color: var(--ink-strong);
}

.view-switch {
  display: flex;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  padding: 2px;
  border-radius: var(--radius-sm);
  gap: 2px;
}

.icon-btn {
  border: 0;
  background: transparent;
  width: 26px;
  height: 24px;
  padding: 4px;
  border-radius: 3px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
}

.icon-btn:hover {
  background: var(--bg-hover);
  color: var(--ink-strong);
}

.icon-btn.active {
  background: #ffffff;
  color: var(--ink-strong);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.icon-btn .icon {
  width: 14px;
  height: 14px;
}

.list-heading {
  padding: 7px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--secondary);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
}

/* Twenty-style Grid Table */
.records-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  background: #ffffff;
}

.records-table th {
  font-size: 12px;
  letter-spacing: 0;
  text-align: left;
  color: var(--secondary);
  font-weight: 500;
  background: var(--bg-secondary);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border-light);
  text-transform: none;
}

.records-table th:last-child {
  border-right: 0;
}

.records-table th:first-child {
  width: 40%;
  padding-left: 14px;
}

.records-table th:nth-child(2) {
  width: 16%;
}

.records-table th:nth-child(3) {
  width: 14%;
}

.records-table th:nth-child(4) {
  width: 18%;
}

.records-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-light);
  border-right: 1px solid var(--border-light);
  font-size: 13px;
  color: var(--ink);
  vertical-align: middle;
}

.records-table td:last-child {
  border-right: 0;
}

.records-table td:first-child {
  padding-left: 14px;
}

.records-table tr:last-child td {
  border-bottom: 0;
}

.records-table tbody tr {
  transition: background 0.08s ease;
}

.records-table tbody tr:hover {
  background: #f9fafb;
}

.item-info {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
}

.item-image {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.placeholder-image {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}

.placeholder-image .icon {
  width: 16px;
  height: 16px;
}

.item-info-text {
  min-width: 0;
}

.item-open {
  display: block;
  font-weight: 500;
  color: var(--ink-strong);
  border: 0;
  background: none;
  text-align: left;
  padding: 0;
  font-size: 13px;
  line-height: 1.35;
  white-space: normal;
}

.item-open:hover {
  color: var(--brand);
  text-decoration: underline;
}

.item-meta {
  display: block;
  font-size: 11px;
  color: var(--muted);
  line-height: 1.4;
  margin-top: 2px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  max-width: 320px;
}

.quantity {
  display: inline-flex;
  align-items: baseline;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-strong);
  font-variant-numeric: tabular-nums;
}

.unit {
  font-size: 11px;
  color: var(--secondary);
  font-weight: 400;
  margin-left: 4px;
}

/* Twenty-style Soft Pastel Tags / Badges */
.badge {
  display: inline-flex;
  font-size: 11px;
  font-weight: 500;
  line-height: 1.2;
  align-items: center;
  padding: 3px 7px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--secondary);
  white-space: nowrap;
}

.badge.pending {
  background: #fef6d8;
  color: #8f5f00;
}

.badge.verified {
  background: #e6f6ec;
  color: #18794e;
}

.badge.low {
  background: #fce8e6;
  color: #bd3c39;
}

.badge.archived {
  background: #f1f1f1;
  color: #666666;
}

.stock-btn {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 9px;
  color: var(--ink-strong);
  font-size: 12px;
  font-weight: 500;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
  transition: background 0.1s ease, border-color 0.1s ease;
}

.stock-btn .icon {
  width: 12px;
  height: 12px;
  color: var(--secondary);
}

.stock-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

.location {
  line-height: 1.4;
  color: var(--secondary);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  font-size: 12px;
  color: var(--secondary);
}

.pagination > div {
  display: flex;
  gap: 6px;
}

.bottom-note {
  margin: 12px 2px 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}

.loading, .empty {
  padding: 64px 24px;
  text-align: center;
  color: var(--secondary);
  background: #ffffff;
}

.empty .icon {
  width: 32px;
  height: 32px;
  margin-bottom: 10px;
  color: var(--muted);
}

.empty strong {
  display: block;
  font-size: 15px;
  color: var(--ink-strong);
  margin-bottom: 6px;
}

.empty p {
  font-size: 12px;
  color: var(--secondary);
  margin-bottom: 16px;
}

/* Grid View Cards — Twenty Clean Board Card Style */
.card-grid {
  padding: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 12px;
  background: #ffffff;
}

.material-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #ffffff;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.1s ease, box-shadow 0.1s ease;
}

.material-card:hover {
  border-color: var(--border-strong);
}

.card-photo {
  width: 100%;
  height: 136px;
  object-fit: cover;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}

.card-photo .icon {
  height: 32px;
  width: 32px;
}

.card-inner {
  padding: 12px;
}

.card-inner > .badge {
  margin-bottom: 8px;
}

.card-inner .item-open {
  font-size: 13px;
  min-height: 36px;
}

.card-meta {
  color: var(--secondary);
  font-size: 11px;
  margin: 6px 0 10px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-light);
  padding-top: 10px;
}

.card-id {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: 500;
  color: var(--secondary);
}

.history-table th:first-child { width: 28%; }
.history-table th:nth-child(2) { width: 14%; }
.history-table th:nth-child(3) { width: 14%; }
.history-table th:nth-child(4) { width: 16%; }

.delta-in {
  color: #18794e;
  font-weight: 600;
}

.delta-out {
  color: var(--red);
  font-weight: 600;
}

.history-note {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.4;
  margin-top: 3px;
}

.history-date {
  font-size: 12px;
  color: var(--secondary);
}

.history-kind {
  display: inline-block;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--ink-strong);
  font-size: 11px;
  font-weight: 500;
}

/* Dialogs & Right Drawer — Twenty Light Modal/SidePanel Style */
dialog {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  width: min(600px, calc(100% - 32px));
  max-height: 90dvh;
  padding: 0;
  background: #ffffff;
  box-shadow: var(--shadow);
  color: var(--ink);
  overflow: auto;
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(2px);
}

.dialog-head {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #ffffff;
}

.dialog-head .eyebrow {
  font-size: 10px;
  margin-bottom: 2px;
}

.dialog-head h2 {
  font-size: 16px;
  line-height: 1.3;
}

.dialog-body {
  padding: 18px 20px;
  background: #ffffff;
}

.dialog-footer {
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  position: sticky;
  bottom: 0;
  z-index: 1;
}

.dialog-footer > div {
  display: flex;
  gap: 8px;
}

.small-dialog {
  width: min(440px, calc(100% - 32px));
}

.photo-zone {
  position: relative;
  display: block;
  cursor: pointer;
  width: 100%;
  height: 150px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  margin-bottom: 14px;
  overflow: hidden;
  text-align: center;
  transition: background 0.1s ease, border-color 0.1s ease;
}

.photo-zone:hover, .photo-zone.dragover {
  background: var(--brand-soft);
  border-color: var(--brand);
}

.photo-zone > input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

#photo-placeholder {
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  height: 100%;
  color: var(--secondary);
}

#photo-placeholder > .icon {
  width: 22px;
  height: 22px;
  color: var(--muted);
}

#photo-placeholder strong,
#photo-placeholder .photo-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-strong);
}

#photo-placeholder small {
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
}

.photo-zone img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--bg-secondary);
}

.photo-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: -4px 0 14px;
}

#remove-photo {
  margin: 0;
}

.ai-fill-btn {
  width: 100%;
  min-height: 40px;
  margin: 0 0 14px;
  padding: 8px 12px;
  background: #f0f7ff;
  border: 1px solid #b8d9ff;
  color: #0062bd;
  font-weight: 600;
  font-size: 13px;
  border-radius: var(--radius-md);
  justify-content: center;
  box-shadow: 0 1px 2px rgba(0, 136, 255, 0.08);
}

.ai-fill-btn:hover {
  background: #e1effe;
  border-color: #8cc2ff;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  font-weight: 500;
  margin-bottom: 14px;
  color: var(--secondary);
}

.field b,
.field .field-label {
  font-weight: 500;
  color: var(--ink-strong);
  display: inline;
}

.field > span:not(#move-quantity-label):not(.field-label) {
  color: var(--red);
}

.field input, .field select, .field textarea {
  width: 100%;
  padding: 7px 10px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--ink-strong);
  min-height: 34px;
  transition: border-color 0.1s ease;
}

.field input::placeholder, .field textarea::placeholder {
  color: var(--muted);
  font-weight: 400;
}

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 2px rgba(0, 136, 255, 0.14);
}

.field textarea {
  resize: vertical;
  line-height: 1.5;
}

.field small {
  font-size: 11px;
  color: var(--muted);
  font-weight: 400;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid.three {
  grid-template-columns: 1.1fr 1fr 1.2fr;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--secondary);
}

.checkbox input {
  accent-color: var(--brand);
  width: 15px;
  height: 15px;
}

.duplicates {
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  font-size: 12px;
  margin-bottom: 14px;
}

.duplicates > strong {
  font-size: 12px;
  color: var(--ink-strong);
  display: block;
  margin-bottom: 6px;
}

.duplicate-row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding-top: 6px;
}

.duplicate-row span {
  font-size: 11px;
  color: var(--secondary);
}

.form-error {
  color: var(--red);
  background: #fdf2f2;
  border: 1px solid #f8d7d7;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.danger {
  color: var(--red) !important;
}

.segmented {
  display: flex;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  padding: 3px;
  border-radius: var(--radius-sm);
  gap: 3px;
}

.segmented button {
  background: none;
  border: none;
  border-radius: 3px;
  padding: 6px 8px;
  flex: 1;
  font-size: 12px;
  font-weight: 500;
  color: var(--secondary);
}

.segmented button.active {
  background: #ffffff;
  color: var(--ink-strong);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.move-summary {
  padding: 12px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.move-summary strong {
  font-size: 13px;
  color: var(--ink-strong);
}

.move-summary .quantity {
  font-size: 20px;
  white-space: nowrap;
}

.hint {
  font-size: 12px;
  line-height: 1.5;
  color: var(--secondary);
  margin: 10px 0 14px;
}

.move-result {
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 500;
  color: #18794e;
  border-radius: var(--radius-sm);
  background: #e6f6ec;
  margin-bottom: 14px;
}

.move-result.invalid {
  background: #fce8e6;
  color: var(--red);
}

.drawer {
  position: fixed;
  inset: 0 0 0 auto;
  height: 100dvh;
  max-height: 100dvh;
  width: min(520px, 100%);
  margin: 0;
  border-radius: 0;
  border-left: 1px solid var(--border);
}

.drawer .dialog-head {
  position: sticky;
  top: 0;
  z-index: 1;
}

.detail-main-photo {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  margin-bottom: 14px;
}

.detail-stock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin: 10px 0 14px;
}

.detail-stock .quantity {
  font-size: 26px;
}

.detail-stock .quantity .unit {
  font-size: 13px;
}

.detail-stock small {
  display: block;
  font-size: 10px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--muted);
}

.detail-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.detail-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 16px 0;
  padding: 14px;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
}

.detail-fields dt {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
}

.detail-fields dd {
  margin: 0;
  font-size: 13px;
  color: var(--ink-strong);
  font-weight: 500;
  overflow-wrap: anywhere;
}

.detail-notes {
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.source-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 10px;
}

.source-gallery img {
  width: 100%;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.source-gallery a {
  text-decoration: none;
  color: var(--secondary);
  font-size: 11px;
}

.reference-label {
  color: var(--secondary);
  font-size: 11px;
}

.detail-history {
  list-style: none;
  padding: 0;
  margin: 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.detail-history li {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-light);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  font-size: 12px;
  background: #ffffff;
}

.detail-history li:last-child {
  border-bottom: 0;
}

.detail-history .meta {
  font-size: 11px;
  color: var(--muted);
}

.detail-history small {
  display: block;
  color: var(--secondary);
  font-size: 11px;
  margin-top: 2px;
}

.help {
  font-size: 13px;
  line-height: 1.65;
  color: var(--secondary);
}

.help ol {
  padding-left: 20px;
  margin: 0;
}

.help li {
  margin-bottom: 10px;
}

.help strong {
  color: var(--ink-strong);
}

.help p {
  padding-top: 10px;
  border-top: 1px solid var(--border);
  font-size: 12px;
}

.help code {
  background: var(--bg-tertiary);
  padding: 2px 5px;
  border-radius: 3px;
}

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #ffffff;
  color: var(--ink-strong);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  font-size: 13px;
  font-weight: 500;
  z-index: 100;
  max-width: calc(100% - 32px);
}

.toast.error {
  background: #fdf2f2;
  color: var(--red);
  border-color: #f8d7d7;
}

#confirm-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--secondary);
}

body.busy {
  cursor: progress;
}

.mobile-status {
  display: none;
}

@media (max-width: 1100px) {
  .sidebar { width: 200px; }
  main { margin-left: 200px; }
  .records-table th:nth-child(4), .records-table td:nth-child(4) { display: none; }
  .records-table th:first-child { width: 46%; }
  .history-table th:nth-child(4), .history-table td:nth-child(4) { display: table-cell; }
  .mobile-status { display: block; margin-top: 4px; }
}

@media (max-width: 820px) {
  html, body {
    overflow-x: hidden;
  }
  .sidebar {
    position: sticky;
    top: 0;
    z-index: 20;
    width: 100%;
    height: auto;
    padding: 10px 12px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.03);
  }
  .brand {
    margin: 0 0 8px;
    padding: 2px 4px;
  }
  .nav-label, .sidebar-note, .connection {
    display: none;
  }
  .sidebar nav {
    display: flex;
    overflow-x: auto;
    gap: 6px;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .sidebar nav::-webkit-scrollbar {
    display: none;
  }
  .nav {
    width: auto;
    white-space: nowrap;
    flex-shrink: 0;
    margin: 0;
    padding: 7px 11px;
    min-height: 34px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-secondary);
    font-size: 12px;
  }
  .nav.active {
    background: var(--brand-soft);
    border-color: #b8d9ff;
    color: var(--brand-dark);
  }
  .nav.active .icon {
    color: var(--brand-dark);
  }
  .nav span {
    margin-left: 4px;
    padding: 0 4px;
    min-width: auto;
  }
  main {
    margin: 0;
    min-height: calc(100dvh - 96px);
  }
  .topbar {
    position: static;
    height: auto;
    min-height: 44px;
    padding: 8px 12px;
    flex-wrap: wrap;
    gap: 8px;
    background: var(--bg-secondary);
  }
  .breadcrumb {
    font-size: 12px;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .top-actions {
    margin-left: auto;
    flex-wrap: wrap;
    gap: 4px;
  }
  .top-actions .btn {
    padding: 4px 8px;
    min-height: 28px;
    font-size: 11px;
  }
  .content {
    padding: 14px 12px 32px;
  }
  .heading {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 14px;
  }
  .heading h1 {
    font-size: 18px;
  }
  .heading p {
    font-size: 12px;
  }
  .heading-actions {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 8px;
    width: 100%;
  }
  .heading-actions .btn {
    min-height: 40px;
    font-size: 13px;
    justify-content: center;
    width: 100%;
  }
  .stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-bottom: 14px;
  }
  .stat {
    padding: 10px;
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
  .stat-icon {
    width: 26px;
    height: 26px;
  }
  .stat-icon .icon {
    width: 14px;
    height: 14px;
  }
  .stat-label {
    font-size: 11px;
    margin-bottom: 2px;
    line-height: 1.25;
  }
  .stat strong {
    font-size: 18px;
  }
  .stat small {
    display: none;
  }
  .toolbar {
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
    gap: 8px;
  }
  .search {
    min-width: 0;
    width: 100%;
    min-height: 38px;
  }
  .search input {
    font-size: 16px;
  }
  .search kbd {
    display: none;
  }
  .filters {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    width: 100%;
  }
  .filters select {
    max-width: none;
    width: 100%;
    height: 36px;
    font-size: 12px;
  }
  .view-switch {
    justify-self: end;
    height: 36px;
    align-items: center;
  }
  .view-switch .icon-btn {
    width: 34px;
    height: 30px;
  }

  /* Convert desktop table into clean mobile cards */
  .records-table,
  .records-table tbody {
    display: block;
    width: 100%;
  }
  .records-table thead {
    display: none;
  }
  .records-table tbody tr {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 12px;
    border-bottom: 1px solid var(--border);
  }
  .records-table tbody tr:last-child {
    border-bottom: 0;
  }
  .records-table td {
    display: block;
    padding: 0 !important;
    border: 0 !important;
    width: auto !important;
  }
  .records-table td:first-child {
    grid-column: 1 / -1;
  }
  .records-table td:nth-child(2),
  .records-table td:nth-child(4) {
    display: none !important;
  }
  .records-table td:nth-child(3) {
    grid-column: 1;
    padding-left: 52px !important;
  }
  .records-table td:last-child {
    grid-column: 2;
    justify-self: end;
  }
  .item-info {
    align-items: flex-start;
    gap: 12px;
  }
  .item-image {
    width: 40px;
    height: 40px;
  }
  .item-open {
    font-size: 14px;
    line-height: 1.35;
  }
  .item-meta {
    white-space: normal;
    max-width: 100%;
    font-size: 11px;
    margin-top: 3px;
  }
  .mobile-status {
    display: block;
    margin-top: 5px;
  }
  .stock-btn {
    min-height: 34px;
    padding: 6px 12px;
    font-size: 12px;
  }

  /* History table mobile layout */
  .history-table tbody tr {
    grid-template-columns: auto 1fr auto;
    gap: 6px 8px;
  }
  .history-table td:first-child {
    grid-column: 1 / -1;
  }
  .history-table td:nth-child(2) {
    display: block !important;
    grid-column: 1;
  }
  .history-table td:nth-child(3) {
    grid-column: 2;
    padding-left: 0 !important;
  }
  .history-table td:nth-child(4) {
    display: none !important;
  }
  .history-table td:last-child {
    grid-column: 3;
    font-size: 11px;
  }

  /* Grid cards on mobile */
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 10px;
  }
  .card-photo {
    height: 110px;
  }
  .card-inner {
    padding: 10px;
  }
  .card-bottom {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .card-bottom .stock-btn {
    justify-content: center;
    width: 100%;
  }

  /* Pagination */
  .pagination {
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
    text-align: center;
  }
  .pagination > div {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .pagination .btn {
    min-height: 36px;
  }

  /* Dialogs & Modals — Bottom Sheet on Mobile */
  dialog,
  .small-dialog,
  .drawer {
    width: 100%;
    max-width: 100%;
    max-height: 92dvh;
    height: auto;
    margin: auto 0 0 0;
    border-radius: 14px 14px 0 0;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
  }
  .drawer {
    inset: auto 0 0 0;
    max-height: 92dvh;
  }
  .dialog-head {
    padding: 14px 16px;
    position: sticky;
    top: 0;
    z-index: 2;
  }
  .dialog-body {
    padding: 14px 16px;
  }
  .photo-zone {
    height: 128px;
  }
  .form-grid,
  .form-grid.three {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .field input,
  .field select,
  .field textarea {
    font-size: 16px;
    min-height: 40px;
    padding: 8px 10px;
  }
  .segmented {
    flex-direction: column;
    gap: 4px;
  }
  .segmented button {
    min-height: 36px;
    font-size: 13px;
  }
  .dialog-footer {
    padding: 12px 16px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .dialog-footer > button {
    flex: 1;
    min-height: 40px;
  }
  .dialog-footer > div {
    flex: 2;
    display: flex;
    gap: 8px;
    width: 100%;
  }
  .dialog-footer > div .btn {
    flex: 1;
    min-height: 40px;
  }
  .detail-stock {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .detail-stock .btn {
    width: 100%;
    min-height: 40px;
  }
  .detail-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .detail-actions .btn:last-child {
    grid-column: 1 / -1;
  }
  .detail-fields {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .source-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
  .toast {
    left: 12px;
    right: 12px;
    bottom: 12px;
    text-align: center;
  }
}

@media (max-width: 390px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
  .heading-actions {
    grid-template-columns: 1fr;
  }
}

.auth-btn {
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--secondary);
  font-weight: 500;
}

.auth-btn.unlocked {
  background: #ecfdf5;
  border-color: #a7f3d0;
  color: #047857;
}

.auth-btn.unlocked:hover {
  background: #d1fae5;
  color: #065f46;
}

.danger-btn {
  background: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.danger-btn:hover {
  background: #fee2e2;
  border-color: #fca5a5;
  color: #b91c1c;
}

.footer-left {
  display: flex;
  gap: 8px;
  align-items: center;
}

.row-actions {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.edit-mini-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #ffffff;
  color: var(--secondary);
  font-size: 12px;
  gap: 4px;
  cursor: pointer;
}

.edit-mini-btn:hover {
  background: var(--bg-hover);
  color: var(--ink-strong);
  border-color: #d1d5db;
}

.edit-mini-btn .icon {
  width: 13px;
  height: 13px;
}

.seo-section {
  margin-top: 28px;
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--secondary);
  font-size: 13px;
  line-height: 1.65;
}

.seo-banner-wrap {
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #f8fbff;
}

.seo-banner-img {
  width: 100%;
  max-width: 760px;
  height: auto;
  display: block;
}

.seo-section h2 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-strong);
  margin: 0 0 8px;
}

.seo-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-strong);
  margin: 14px 0 6px;
}

.seo-section p {
  margin: 0 0 10px;
}

.seo-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
}

.seo-links a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 500;
}

.seo-links a:hover {
  text-decoration: underline;
}