:root {
  color-scheme: light;
  --ink: #172026;
  --muted: #5f6d76;
  --line: #d9e0e5;
  --panel: #ffffff;
  --background: #f5f7f8;
  --accent: #1f6f78;
  --accent-soft: #dceff1;
  --warn: #a45b00;
  --danger: #a33131;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

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

button,
input,
select {
  font: inherit;
}

button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  padding: 0.55rem 0.75rem;
  cursor: pointer;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  padding: 0.5rem;
  background: #fff;
  color: var(--ink);
}

textarea {
  resize: vertical;
}

fieldset {
  border: 1px solid var(--line);
  margin: 0;
  padding: 0.75rem;
}

legend {
  color: var(--muted);
  font-weight: 600;
  padding: 0 0.25rem;
}

.admin-shell {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  min-height: 100vh;
}

.admin-nav {
  border-right: 1px solid var(--line);
  background: #10272b;
  color: #eff7f8;
  padding: 1rem;
}

.brand {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.5rem;
}

.brand p {
  margin: 0;
  color: #b7c9cd;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #6b949b;
  background: #17363b;
}

.admin-nav a {
  display: block;
  color: #e6f2f4;
  text-decoration: none;
  padding: 0.65rem 0.5rem;
  border-left: 3px solid transparent;
}

.admin-nav a:hover,
.admin-nav a[aria-current="page"] {
  border-left-color: #75c8d1;
  background: #183b40;
}

.admin-main {
  min-width: 0;
  padding: 1.25rem;
}

.topbar,
.section-header,
.status-band,
.split-layout,
.summary-grid,
.card-grid {
  display: grid;
  gap: 1rem;
}

.topbar {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
  align-items: end;
}

.connection-form,
.filter-row,
.control-grid,
.filter-matrix,
.metadata-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  align-items: end;
}

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

.filter-matrix {
  grid-template-columns: repeat(5, minmax(150px, 1fr));
  margin-bottom: 1rem;
}

.eyebrow {
  margin: 0 0 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3 {
  margin: 0;
}

.status-band {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1rem 0;
}

.status-band span,
.info-card,
.workspace-section,
.detail-panel,
.table-panel {
  border: 1px solid var(--line);
  background: var(--panel);
}

.status-band span {
  padding: 0.75rem;
  color: var(--accent);
  background: var(--accent-soft);
}

.workspace-section {
  margin: 1rem 0;
  padding: 1rem;
}

.section-header {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  align-items: end;
  margin-bottom: 1rem;
}

.split-layout {
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.8fr);
}

.table-panel {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-weight: 600;
}

tr[data-user-id] {
  cursor: pointer;
}

tr[data-user-id]:hover {
  background: #f0f6f7;
}

.detail-panel {
  padding: 1rem;
}

.source-reviewer-guardrails {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.source-reviewer-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.source-reviewer-sidebar {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 0.9rem;
  position: sticky;
  top: 1rem;
}

.queue-button {
  width: 100%;
  margin-top: 0.45rem;
  border-color: var(--line);
  background: #f7fafb;
  color: var(--ink);
  text-align: left;
}

.queue-button.active,
.queue-button:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.source-reviewer-workspace {
  min-width: 0;
}

.source-reviewer-split {
  grid-template-columns: minmax(0, 1.7fr) minmax(360px, 0.9fr);
}

.source-reviewer-table-panel {
  max-height: 640px;
}

.source-reviewer-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--panel);
}

.source-reviewer-table td,
.source-reviewer-table th {
  min-width: 130px;
}

tr[data-source-reviewer-id] {
  cursor: pointer;
}

tr[data-source-reviewer-id]:hover {
  background: #f0f6f7;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.checkbox-row input {
  width: auto;
}

.field-help {
  display: block;
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.field-help.required {
  color: var(--warn);
  font-weight: 600;
}

.source-area-fieldset {
  grid-column: 1 / -1;
}

.source-area-relevance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.source-area-relevance-grid label[hidden] {
  display: none;
}

dl {
  display: grid;
  gap: 0.6rem;
}

dt {
  color: var(--muted);
  font-size: 0.78rem;
}

dd {
  margin: 0;
}

.summary-grid,
.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.info-card {
  padding: 0.9rem;
}

.metric {
  display: block;
  font-size: 1.7rem;
  margin: 0.35rem 0;
}

.notice-list {
  display: grid;
  gap: 0.6rem;
  color: var(--muted);
}

.notice-list p {
  margin: 0;
}

.wide-left {
  grid-template-columns: minmax(0, 1.7fr) minmax(360px, 0.9fr);
}

.form-panel,
.metadata-panel,
.detail-section {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 1rem;
}

.form-panel {
  display: grid;
  gap: 0.75rem;
}

.metadata-panel {
  margin-top: 1rem;
}

.metadata-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: stretch;
}

.metadata-pill {
  border: 1px solid var(--line);
  padding: 0.7rem;
  background: #f9fbfb;
  min-width: 0;
}

.metadata-pill span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.metadata-pill strong {
  display: block;
  overflow-wrap: anywhere;
  font-weight: 600;
}

.tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.75rem 0;
}

.tab-list span,
.badge {
  display: inline-block;
  border: 1px solid var(--line);
  background: #f7fafb;
  color: var(--ink);
  padding: 0.25rem 0.45rem;
  font-size: 0.78rem;
}

.detail-section {
  margin: 0.75rem 0;
}

.detail-section h4 {
  margin: 0 0 0.65rem;
}

pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  margin: 0;
}

.review-controls {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.warning {
  border-color: #e5c392;
  color: var(--warn);
}

.critical {
  border-color: #e0aaa7;
  color: var(--danger);
}

.fine-print,
.status-message {
  color: var(--muted);
  font-size: 0.9rem;
}

.placeholder-section p {
  margin-bottom: 0;
}

@media (max-width: 920px) {
  .admin-shell,
  .topbar,
  .section-header,
  .split-layout,
  .status-band,
  .summary-grid,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .admin-nav {
    border-right: 0;
  }

  .connection-form,
  .filter-row,
  .control-grid,
  .filter-matrix,
  .metadata-grid,
  .review-controls,
  .source-reviewer-layout,
  .source-reviewer-guardrails {
    grid-template-columns: 1fr;
  }

  .source-reviewer-sidebar {
    position: static;
  }
}