.lab-shell.lab-content-page {
  width: min(1360px, calc(100% - 40px));
}
.db-hero {
  padding: 26px 0 20px;
}
.db-hero h1 {
  margin: 0;
  font-size: clamp(1.5rem, 3.3vw, 2.65rem);
  line-height: 1.4;
  letter-spacing: -0.025em;
}
.db-hero .eyebrow {
  color: var(--amber-strong);
  margin-bottom: 8px;
}
.db-hero p:last-child {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}
.lab-content-page button,
.lab-content-page select,
.lab-content-page input {
  font: inherit;
}
.lab-content-page button {
  min-height: 42px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--white);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  line-height: 1.4;
}
.lab-content-page button:hover {
  border-color: var(--amber-strong);
  background: #f9f1dd;
}
.lab-content-page button:disabled {
  opacity: 0.45;
  cursor: default;
}
.lab-content-page .db-primary {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}
.lab-content-page .db-primary:hover {
  background: #254a50;
}
.lab-content-page
  :is(button, input, select, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--amber-strong);
  outline-offset: 3px;
}
.lab-content-page [hidden] {
  display: none !important;
}
.db-toolbar,
.db-actions,
.db-section-heading,
.db-next,
.db-dialog-heading,
.db-dialog-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.db-toolbar,
.db-section-heading,
.db-dialog-heading {
  justify-content: space-between;
}
.db-toolbar {
  padding: 12px 0;
  border-block: 1px solid var(--line);
}
.db-actions {
  gap: 6px;
}
.db-status {
  margin: 8px 0 18px;
  min-height: 1.5em;
  font-size: 0.75rem;
  color: var(--ink-soft);
}
.db-status.is-error,
.db-error {
  color: #a52e23;
}
.db-error {
  background: #fff1ed;
  border-left: 3px solid #a52e23;
  padding: 10px 13px;
  font-size: 0.85rem;
}
.db-section-heading {
  margin-bottom: 16px;
}
.db-section-heading h2 {
  margin: 0;
  font-size: 1.12rem;
}
.db-section-heading p {
  margin: 4px 0 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.db-panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  margin-bottom: 18px;
  min-width: 0;
}
.db-steps {
  display: grid;
  grid-template-columns: 1fr 20px 1fr 20px 1fr 20px 1fr;
  align-items: stretch;
  gap: 8px;
  margin: 0 0 18px;
}
.db-steps > b {
  align-self: center;
  text-align: center;
  color: var(--ink-soft);
}
.lab-content-page .db-steps button {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 0 9px;
  text-align: left;
  padding: 12px 15px;
}
.db-steps button > span {
  grid-row: 1 / 3;
  align-self: center;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--paper-deep);
  font-size: 1rem;
}
.db-steps strong {
  font-size: 0.97rem;
}
.db-steps small {
  font-weight: 400;
  font-size: 0.73rem;
  color: var(--ink-soft);
}
.lab-content-page .db-steps button[aria-pressed="true"] {
  border-color: var(--amber-strong);
  background: #fbf2dc;
}
.db-steps button[aria-pressed="true"] > span {
  background: var(--amber-strong);
  color: white;
}
.lab-content-page label {
  font-size: 0.82rem;
  font-weight: 700;
}
.lab-content-page input:not([type="checkbox"]),
.lab-content-page select {
  display: block;
  min-height: 42px;
  width: 100%;
  padding: 7px 10px;
  margin-top: 4px;
  border: 1px solid #a8b6b5;
  border-radius: 7px;
  color: var(--ink);
  background: #fff;
  font-size: 0.88rem;
}
.lab-content-page input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--amber-strong);
  flex-shrink: 0;
}
.db-join-tools {
  display: flex;
  align-items: end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.db-join-tools > label {
  min-width: 210px;
}
.db-join-tools > div {
  display: flex;
  align-items: end;
  gap: 8px;
}
.db-join-tools > div > label {
  min-width: 170px;
}
.db-hint {
  margin: 10px 0;
  color: var(--ink-soft);
  font-size: 0.77rem;
  line-height: 1.8;
}
.db-graph-scroll {
  overflow: auto;
  max-height: 420px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: #f8f7f2;
  background-image: radial-gradient(#cad2ce 0.8px, transparent 0.8px);
  background-size: 18px 18px;
  overscroll-behavior: contain;
}
.db-graph {
  position: relative;
  width: 924px;
  min-height: 278px;
  background-image: radial-gradient(#cad2ce 0.8px, transparent 0.8px);
  background-size: 18px 18px;
}
.db-graph svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.db-graph {
  transform-origin: top left;
}
.db-graph-tools {
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 5px;
  margin: 8px 0;
}
.db-graph-tools > span {
  min-width: 44px;
  text-align: center;
  font-size: 0.75rem;
}
.db-graph-scroll #graph-frame {
  position: relative;
  overflow: hidden;
}
.db-wire {
  stroke: var(--amber-strong);
  stroke-width: 2.5;
  fill: none;
}
.db-cardinality {
  fill: var(--amber-strong);
  font-size: 12px;
  font-weight: 700;
  stroke: #f8f7f2;
  stroke-width: 3px;
  paint-order: stroke;
}
.db-card {
  position: absolute;
  width: 238px;
  background: var(--white);
  border: 1px solid #a4b4b1;
  border-radius: 11px;
  box-shadow: 0 4px 12px #102f3510;
  overflow: hidden;
}
.db-card.is-base {
  border: 2px solid var(--amber-strong);
}
.db-card-head {
  display: flex;
  align-items: center;
  gap: 3px;
  padding: 6px;
  background: #e7eeeb;
  border-bottom: 1px solid var(--line);
}
.lab-content-page .db-card-handle {
  flex: 1;
  min-width: 0;
  text-align: left;
  border: 0;
  background: transparent;
  cursor: grab;
  touch-action: none;
  padding: 5px 7px;
  overflow-wrap: anywhere;
}
.db-card-handle span {
  display: block;
  font-weight: 400;
  font-size: 0.68rem;
  color: var(--ink-soft);
}
.lab-content-page .db-card-action {
  border: 0;
  padding: 5px;
  min-width: 33px;
  min-height: 36px;
  background: transparent;
  font-size: 0.9rem;
}
.lab-content-page .db-field {
  width: 100%;
  border: 0;
  border-radius: 0;
  border-bottom: 1px solid #e6e9e2;
  min-height: 37px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 500;
  padding: 7px 12px;
  text-align: left;
}
.db-field small {
  font-size: 0.65rem;
  color: var(--ink-soft);
}
.lab-content-page .db-field.is-connected {
  background: #fbf3df;
}
.lab-content-page .db-field[aria-pressed="true"] {
  background: #daeae5;
  outline: 2px solid var(--mint-strong);
  outline-offset: -2px;
}
.db-relations {
  display: grid;
  gap: 7px;
}
.db-relation {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: space-between;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
}
.db-relation > span {
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}
.db-relation small {
  display: block;
  color: var(--ink-soft);
  font-size: 0.72rem;
}
.db-relation .db-actions {
  flex-shrink: 0;
}
.db-next {
  justify-content: end;
  padding-top: 12px;
  margin-top: 14px;
  border-top: 1px solid var(--line);
}
.db-result {
  border-top: 3px solid var(--amber-strong);
}
.db-result .db-section-heading {
  margin-bottom: 12px;
}
.db-result #result-count {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
}
.db-result .db-table-scroll {
  max-height: 520px;
  overflow: auto;
}
.db-result th {
  position: sticky;
  top: 0;
}
.db-table-scroll {
  width: 100%;
  overflow-x: auto;
}
.db-table-scroll table {
  border-collapse: collapse;
  min-width: 100%;
  font-size: 0.84rem;
  white-space: nowrap;
}
.db-table-scroll :is(th, td) {
  text-align: left;
  padding: 10px 14px;
  border: 1px solid var(--line);
}
.db-table-scroll th {
  background: #edf0e9;
  font-weight: 700;
}
.db-table-scroll th small {
  display: block;
  font-weight: 400;
  font-size: 0.68rem;
  color: var(--ink-soft);
}
.db-table-scroll tbody tr:nth-child(even) {
  background: #f9faf5;
}
.db-null {
  color: #58706c;
  font-size: 0.76rem;
}
.db-projection {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}
.db-projection fieldset {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
}
.db-projection legend {
  font-size: 0.84rem;
  font-weight: 700;
  padding: 0 5px;
}
.lab-content-page button.db-column-drag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  flex: 0 0 36px;
  padding: 6px;
  border: 0;
  background: transparent;
  color: #4d655f;
  cursor: grab;
  touch-action: none;
}
.db-column-drag svg {
  width: 16px;
  height: 20px;
}
.lab-content-page button.db-column-drag:hover {
  background: #e9e3d2;
}
.db-column-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.db-table-scroll th.db-draggable-heading {
  padding: 6px 8px 6px 12px;
  min-width: 135px;
  position: relative;
}
[data-column-slot].is-dragging {
  opacity: 0.5;
}
[data-column-slot].is-drop-before {
  box-shadow: inset 4px 0 0 #95600a;
}
[data-column-slot].is-drop-after {
  box-shadow: inset -4px 0 0 #95600a;
}
.db-column-ghost {
  position: fixed;
  z-index: 1000;
  pointer-events: none;
  padding: 12px 16px;
  max-width: 180px;
  background: #102f35;
  color: #fff;
  border-radius: 8px;
  box-shadow: 0 5px 18px #102f3540;
  font-size: 0.8rem;
}
.db-dragging-columns {
  cursor: grabbing;
  user-select: none;
}
.db-result-meta {
  display: flex;
  margin-left: auto;
  align-items: center;
  flex-wrap: wrap;
  justify-content: end;
  gap: 8px;
}
.db-header-sort {
  display: flex;
  gap: 2px;
}
.lab-content-page .db-header-sort button {
  min-height: 36px;
  width: 30px;
  padding: 4px;
  font-size: 1rem;
}
.lab-content-page .db-header-sort button[aria-pressed="true"] {
  background: #fbf3df;
  border-color: var(--amber-strong);
  color: var(--amber-strong);
}
.db-table-scroll th.db-sortable-heading {
  min-width: 155px;
  padding: 6px 8px 6px 12px;
}
.db-check {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 0;
  cursor: pointer;
  overflow-wrap: anywhere;
}
.db-distinct {
  margin-top: 16px;
  padding: 13px;
  background: #f7f1e4;
  border-radius: 9px;
}
.db-match {
  display: block;
  max-width: 350px;
  margin-bottom: 16px;
}
.db-filter.is-unary {
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.7fr) auto;
}
.db-filter > label[hidden] {
  display: none;
}
.db-filters {
  display: grid;
  gap: 10px;
}
.db-filter {
  display: grid;
  grid-template-columns:
    minmax(180px, 1.2fr) minmax(150px, 0.8fr) minmax(120px, 1fr)
    auto;
  align-items: end;
  gap: 10px;
  border: 1px solid var(--line);
  padding: 12px;
  border-radius: 10px;
}
.db-table-list {
  display: flex;
  gap: 8px;
  overflow: auto;
  margin-bottom: 16px;
  padding: 4px 3px;
}
.db-table-list button {
  white-space: nowrap;
}
.lab-content-page .db-table-list button[aria-pressed="true"] {
  background: #fbf2dc;
  border-color: var(--amber-strong);
}
.db-definition {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 18px;
}
.db-definition span {
  font-size: 0.75rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 8px;
}
.db-about {
  border-top: 1px solid var(--line);
  margin-top: 26px;
  padding: 18px 0;
  font-size: 0.85rem;
}
.db-about summary {
  font-weight: 700;
  cursor: pointer;
}
.db-about > div {
  max-width: 850px;
}
.db-back {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.83rem;
  text-underline-offset: 4px;
}
.db-empty {
  text-align: center;
  padding: 22px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.lab-content-page dialog {
  width: min(680px, calc(100% - 28px));
  max-height: calc(100dvh - 40px);
  overflow: auto;
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.lab-content-page dialog::backdrop {
  background: #102f3570;
}
.db-dialog-heading {
  margin-bottom: 16px;
}
.lab-content-page dialog h2 {
  font-size: 1.2rem;
  margin: 0;
}
.lab-content-page dialog label {
  display: block;
}
.db-dialog-actions {
  justify-content: end;
  margin-top: 20px;
}
.db-schema-table {
  margin: 14px 0;
}
.db-schema-table :is(th, td) {
  padding: 7px;
}
.db-schema-table input[type="text"] {
  min-width: 160px;
}
.db-schema-table select {
  min-width: 92px;
}
.db-schema-table input[type="checkbox"] {
  display: block;
  margin: auto;
}
.db-row-fields {
  display: grid;
  gap: 14px;
}
.db-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}
.db-column-pair {
  display: grid;
  grid-template-columns: 1fr 20px 1fr auto;
  gap: 8px;
  align-items: end;
  margin: 12px 0;
}
.db-column-pair > span {
  align-self: center;
  padding-top: 18px;
  text-align: center;
}
@media (max-width: 700px) {
  .lab-shell.lab-content-page {
    width: calc(100% - 24px);
  }
  .db-hero {
    padding-top: 18px;
  }
  .db-hero h1 {
    font-size: clamp(1.3rem, 5.3vw, 1.75rem);
    overflow-wrap: anywhere;
  }
  .db-hero p:last-child {
    font-size: 0.8rem;
  }
  .db-toolbar {
    gap: 10px;
  }
  .db-toolbar > .db-actions {
    gap: 5px;
  }
  .db-toolbar > .db-actions button {
    font-size: 0.72rem;
    padding: 7px 9px;
  }
  .db-panel {
    padding: 15px 12px;
    border-radius: 12px;
  }
  .db-section-heading {
    align-items: start;
    gap: 10px;
  }
  .db-section-heading h2 {
    font-size: 1rem;
  }
  .db-steps {
    gap: 3px;
    grid-template-columns: 1fr 9px 1fr 9px 1fr 9px 1fr;
  }
  .lab-content-page .db-steps button {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 9px 3px;
    gap: 4px;
  }
  .db-steps button > span {
    grid-row: auto;
    justify-self: center;
    width: 25px;
    height: 25px;
    font-size: 0.83rem;
  }
  .db-steps strong {
    font-size: 0.86rem;
  }
  .db-steps small {
    font-size: 0.6rem;
    line-height: 1.4;
  }
  .db-join-tools,
  .db-join-tools > div {
    width: 100%;
  }
  .db-join-tools > label {
    width: 100%;
    min-width: 0;
  }
  .db-join-tools > div > label {
    min-width: 0;
    flex: 1;
  }
  .db-join-tools button {
    max-width: 135px;
  }
  .db-graph-scroll {
    max-height: 325px;
  }
  .db-relation {
    align-items: start;
    flex-wrap: wrap;
  }
  .db-relation > .db-actions {
    margin-left: auto;
  }
  .db-filter {
    grid-template-columns: 1fr 1fr;
    padding: 10px;
  }
  .db-filter > label:first-child {
    grid-column: 1 / -1;
  }
  .db-filter > label:nth-child(3) {
    min-width: 0;
  }
  .db-filter > button {
    grid-column: 2;
    justify-self: end;
  }
  .db-projection {
    grid-template-columns: 1fr;
  }
  .db-filter.is-unary {
    grid-template-columns: minmax(0, 1fr) auto;
  }
  .db-pair {
    grid-template-columns: 1fr;
  }
  .db-column-pair {
    grid-template-columns: 1fr 16px 1fr;
    gap: 5px;
  }
  .db-column-pair > button {
    grid-column: 3;
    justify-self: end;
  }
  .lab-content-page dialog {
    padding: 18px 14px;
  }
  .db-hint {
    font-size: 0.74rem;
  }
  .db-result .db-section-heading {
    gap: 4px;
  }
}
.db-toolbar {
  justify-content: end;
}
.db-join-guide {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  list-style: none;
  counter-reset: join-guide;
  margin: 0 0 18px;
  padding: 0;
}
.db-join-guide li {
  counter-increment: join-guide;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 3px 8px;
  font-size: 0.8rem;
  padding: 12px;
  background: #f7f1e4;
  border-radius: 9px;
}
.db-join-guide li::before {
  content: counter(join-guide);
  grid-row: 1/3;
  color: var(--amber-strong);
  font-weight: 800;
}
.db-join-guide li span {
  color: var(--ink-soft);
  font-size: 0.73rem;
}
.db-add-join {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}
.db-add-join p {
  flex: 1 1 300px;
}
.db-load-options {
  display: grid;
  gap: 12px;
}
.lab-content-page .db-load-options button {
  padding: 15px;
  text-align: left;
}
.db-load-options strong,
.db-load-options span {
  display: block;
}
.db-load-options span {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 400;
}
#table-editor .db-table-scroll {
  max-height: 520px;
  overflow: auto;
}
#table-editor th {
  position: sticky;
  top: 0;
}
.lab-content-page input.db-cell-input {
  min-height: 40px;
  min-width: 110px;
  margin: 0;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 6px 9px;
  background: transparent;
}
.lab-content-page input.db-cell-input:hover {
  border-color: var(--line);
}
.lab-content-page input.db-cell-input:focus {
  border-color: var(--amber-strong);
  background: white;
}
.lab-content-page input.db-cell-input[aria-invalid="true"] {
  border-color: #a52e23;
  background: #fff1ed;
}
.db-table-scroll td.db-editable-cell {
  padding: 2px;
}
.db-table-scroll .db-delete-column {
  width: 42px;
  padding: 2px;
  text-align: center;
}
.lab-content-page button.db-row-delete {
  min-width: 32px;
  padding: 5px;
  border: 0;
  color: #596d66;
  background: transparent;
  font-size: 1.1rem;
}
.lab-content-page button.db-row-delete:hover {
  color: #a52e23;
  background: #fff1ed;
}
.lab-content-page button.db-quiet-button {
  border: 0;
  padding: 5px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.73rem;
}
.db-layout {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #f8f7f2;
}
.db-layout > label {
  display: block;
  max-width: 360px;
}
@media (max-width: 700px) {
  .db-join-guide {
    grid-template-columns: 1fr;
    gap: 7px;
  }
  .db-graph-tools {
    flex-wrap: wrap;
  }
}