:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-2: #f1f5f4;
  --text: #1c2226;
  --muted: #66727a;
  --line: #d9e0e3;
  --strong-line: #bec9cf;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --amber: #b7791f;
  --danger: #b42318;
  --danger-bg: #fff1ef;
  --shadow: 0 10px 30px rgba(25, 36, 44, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  background: #172126;
  color: #edf4f4;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: #d9efea;
  color: #0f514c;
  border-radius: 8px;
  font-weight: 800;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
  letter-spacing: 0;
}

.brand p,
.section-head p,
.sidebar-section h2 {
  margin: 3px 0 0;
  color: #aebdc3;
  font-size: 13px;
}

.nav-tabs {
  display: grid;
  gap: 7px;
}

.nav-tab {
  border: 1px solid transparent;
  background: transparent;
  color: #dbe5e8;
  min-height: 38px;
  border-radius: 7px;
  text-align: left;
  padding: 0 12px;
}

.nav-tab:hover,
.nav-tab.is-active {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.09);
}

.sidebar-section {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 18px;
}

.sidebar-section h2 {
  color: #aebdc3;
  font-weight: 600;
  margin-bottom: 10px;
}

.metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  color: #dfe8ea;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.metric-row span {
  color: #aebdc3;
}

.workspace {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 15;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 14px 18px;
  background: rgba(246, 247, 249, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.search-wrap {
  flex: 1;
}

.search-wrap input {
  width: 100%;
  height: 42px;
  border: 1px solid var(--strong-line);
  border-radius: 7px;
  padding: 0 14px;
  background: #fff;
  color: var(--text);
}

.topbar-actions,
.selection-actions,
.list-actions,
.import-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button,
.ghost-button,
.danger-button {
  min-height: 36px;
  border-radius: 7px;
  border: 1px solid transparent;
  padding: 0 12px;
  font-weight: 650;
  white-space: nowrap;
}

.primary-button {
  background: var(--accent);
  color: #fff;
}

.primary-button:hover {
  background: var(--accent-strong);
}

.secondary-button {
  background: #e3f2ee;
  color: #0d605a;
  border-color: #bad9d3;
}

.ghost-button {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.danger-button {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: #ffc7bf;
}

.view {
  display: none;
  padding: 18px;
}

.view.is-active {
  display: block;
}

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

.filter-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(135px, 1fr));
  gap: 10px;
  flex: 1;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

select,
input[type="text"],
input[type="file"],
input[type="number"] {
  min-height: 36px;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  padding: 0 10px;
}

.summary-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 10px 0 14px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}

.pill.warning {
  color: #805200;
  border-color: #f3d598;
  background: #fff8e8;
}

.pill.ok {
  color: #0d605a;
  border-color: #bad9d3;
  background: #e8f6f2;
}

.table-wrap {
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.card-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1360px;
  font-size: 13px;
}

.card-table th {
  position: sticky;
  top: 0;
  z-index: 3;
  height: 42px;
  background: #eef3f4;
  color: #405058;
  text-align: left;
  font-size: 12px;
  font-weight: 800;
  border-bottom: 1px solid var(--line);
}

.card-table th,
.card-table td {
  padding: 8px 10px;
  vertical-align: middle;
  border-bottom: 1px solid #edf1f2;
}

.card-table tbody tr:hover {
  background: #f8fbfb;
}

.check-col {
  width: 42px;
  text-align: center;
}

.image-button {
  display: inline-grid;
  place-items: center;
  border: 0;
  background: transparent;
  padding: 0;
  border-radius: 7px;
}

.image-button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.thumb {
  width: 74px;
  height: 104px;
  object-fit: contain;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: #eef2f3;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.image-button:hover .thumb {
  box-shadow: 0 8px 18px rgba(25, 36, 44, 0.16);
  transform: translateY(-1px);
}

.thumb-missing {
  width: 74px;
  height: 104px;
  display: grid;
  place-items: center;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: #eef2f3;
  color: var(--muted);
  font-weight: 800;
}

.text-main {
  font-weight: 700;
}

.muted {
  color: var(--muted);
}

.editable-cell {
  width: 100%;
  min-width: 72px;
  height: 32px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  padding: 0 7px;
}

.editable-cell.name-cell {
  min-width: 120px;
  font-weight: 700;
}

.editable-cell.english-cell {
  min-width: 220px;
}

.editable-cell.number-cell {
  min-width: 92px;
}

.editable-cell.set-cell {
  min-width: 112px;
}

.editable-cell.price-cell,
.editable-cell.qty-cell {
  max-width: 92px;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.editable-cell.grade-cell {
  max-width: 86px;
}

.editable-cell:focus {
  outline: none;
  background: #fff;
  border-color: var(--accent);
}

.price {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.missing-tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 0 8px;
  background: #fff8e8;
  color: #805200;
  border: 1px solid #f3d598;
  font-size: 12px;
  font-weight: 700;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head.compact {
  margin-bottom: 10px;
}

.section-head h2 {
  margin: 0;
  font-size: 20px;
}

.bucket-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 12px;
}

.bucket {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

.bucket h3 {
  margin: 0 0 8px;
  font-size: 15px;
}

.bucket-list {
  display: grid;
  gap: 8px;
  max-height: 420px;
  overflow: auto;
}

.bucket-item {
  padding: 8px;
  border-radius: 7px;
  background: var(--panel-2);
  display: grid;
  gap: 2px;
}

.split-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 14px;
}

.panel,
.import-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  box-shadow: var(--shadow);
}

.list-nav {
  display: grid;
  gap: 8px;
}

.list-button {
  width: 100%;
  min-height: 52px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 7px;
  text-align: left;
  padding: 8px 10px;
}

.list-button.is-active {
  border-color: var(--accent);
  background: #edf8f5;
}

.list-items {
  display: grid;
  gap: 8px;
}

.list-add-panel {
  display: grid;
  gap: 8px;
  margin: -4px 0 14px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf9;
}

.list-add-panel input[type="search"] {
  min-height: 36px;
  border-radius: 7px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  padding: 0 10px;
}

.list-add-results {
  display: grid;
  gap: 6px;
  max-height: 260px;
  overflow: auto;
}

.list-add-result {
  display: grid;
  gap: 2px;
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
  color: var(--text);
  text-align: left;
  padding: 7px 9px;
}

.list-add-result:hover {
  border-color: var(--accent);
  background: #eef8f5;
}

.list-add-result span {
  color: var(--muted);
  font-size: 12px;
}

.list-item {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.list-item-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.small-input {
  width: 58px;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--line);
  padding: 0 6px;
}

.import-box {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto;
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
}

.import-status {
  color: var(--muted);
  font-size: 13px;
}

.import-actions {
  grid-column: 1 / -1;
}

.history-list {
  display: grid;
  gap: 8px;
}

.history-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.dialog {
  width: min(440px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  box-shadow: var(--shadow);
}

.dialog form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.dialog h2 {
  margin: 0;
}

.dual-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 110px;
  gap: 10px;
}

.dialog menu {
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: end;
  gap: 8px;
}

.image-dialog {
  width: min(920px, calc(100vw - 36px));
  max-height: min(860px, calc(100vh - 36px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.image-dialog::backdrop {
  background: rgba(15, 23, 27, 0.58);
}

.image-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 999px;
  background: rgba(23, 33, 38, 0.72);
  color: #fff;
  font-size: 24px;
  line-height: 1;
}

.image-preview-layout {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 320px;
  background: #111a1f;
  color: #eef5f5;
}

.image-preview-frame {
  min-height: 620px;
  display: grid;
  place-items: center;
  padding: 28px;
}

.image-preview-frame img {
  max-width: 100%;
  max-height: calc(100vh - 96px);
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.3);
}

.image-preview-info {
  background: #fff;
  color: var(--text);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--line);
}

.image-preview-info h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

.image-preview-info p {
  margin: 8px 0 20px;
  color: var(--muted);
}

.image-preview-info dl {
  margin: 0;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 10px 12px;
}

.image-preview-info dt {
  color: var(--muted);
  font-weight: 700;
}

.image-preview-info dd {
  margin: 0;
  font-weight: 750;
  word-break: break-word;
}

.mobile-card-list {
  display: none;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: sticky;
    top: 0;
    z-index: 20;
    padding: 12px;
    gap: 10px;
  }

  .brand {
    display: none;
  }

  .nav-tabs {
    display: flex;
    overflow-x: auto;
    gap: 8px;
  }

  .nav-tab {
    flex: 0 0 auto;
    text-align: center;
    min-width: 88px;
  }

  .sidebar-section {
    display: none;
  }

  .topbar {
    position: static;
    flex-direction: column;
    align-items: stretch;
  }

  .topbar-actions,
  .selection-actions,
  #createListBtn,
  #saveSnapshotBtn,
  #importView .primary-button,
  #importView .secondary-button,
  .editable-cell,
  .list-actions,
  .list-add-panel {
    display: none;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .table-wrap {
    display: none;
  }

  .mobile-card-list {
    display: grid;
    gap: 10px;
  }

  .mobile-card {
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 10px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
  }

  .mobile-card img,
  .mobile-card .thumb-missing {
    width: 84px;
    height: 118px;
  }

  .mobile-card h3 {
    margin: 0 0 4px;
    font-size: 15px;
  }

  .mobile-card dl {
    margin: 0;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 4px 8px;
    font-size: 12px;
  }

  .mobile-card dt {
    color: var(--muted);
  }

  .mobile-card dd {
    margin: 0;
    font-weight: 650;
  }

  .split-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .view {
    padding: 12px;
  }

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

  .summary-strip {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pill {
    justify-content: center;
  }

  .image-dialog {
    width: calc(100vw - 20px);
    max-height: calc(100vh - 20px);
  }

  .image-preview-layout {
    grid-template-columns: 1fr;
  }

  .image-preview-frame {
    min-height: 0;
    padding: 48px 16px 16px;
  }

  .image-preview-frame img {
    max-height: 62vh;
  }

  .image-preview-info {
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 18px 16px 20px;
  }

  .image-preview-info h2 {
    font-size: 18px;
  }
}