:root {
  color-scheme: light;
  --surface: oklch(98% 0.008 78);
  --surface-raised: oklch(96% 0.014 80);
  --surface-panel: oklch(99% 0.006 80);
  --ink: oklch(24% 0.02 62);
  --muted: oklch(48% 0.025 70);
  --border: oklch(86% 0.018 78);
  --accent: oklch(63% 0.16 48);
  --accent-dark: oklch(42% 0.12 48);
  --sage: oklch(58% 0.095 145);
  --blue: oklch(58% 0.11 238);
  --danger: oklch(57% 0.16 28);
  --shadow: 0 18px 50px oklch(45% 0.04 65 / 0.13);
  --radius: 8px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--surface), oklch(94% 0.012 74));
  color: var(--ink);
}

button,
input {
  font: inherit;
}

button {
  border: 1px solid var(--accent-dark);
  border-radius: var(--radius);
  background: var(--accent-dark);
  color: oklch(98% 0.01 80);
  min-height: 2.5rem;
  padding: 0 0.9rem;
  cursor: pointer;
  transition: transform 180ms cubic-bezier(0.22, 1, 0.36, 1), background 180ms ease;
}

button:hover {
  transform: translateY(-1px);
  background: oklch(38% 0.13 48);
}

button:focus-visible,
input:focus-visible {
  outline: 3px solid oklch(76% 0.12 48 / 0.45);
  outline-offset: 2px;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
  transform: none;
}

input {
  width: 100%;
  min-height: 2.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: oklch(99% 0.004 80);
  color: var(--ink);
  padding: 0 0.75rem;
}

label {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 680px;
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 0.75rem;
  text-align: left;
  vertical-align: middle;
}

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

tr[data-selected="true"] {
  background: oklch(94% 0.04 80);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: oklch(98% 0.01 80 / 0.88);
}

.topbar h1,
.panel h2 {
  margin: 0;
  line-height: 1.08;
}

.topbar h1 {
  font-size: 1.7rem;
  letter-spacing: 0;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.shell {
  display: grid;
  gap: 1rem;
  padding: 1rem;
  max-width: 1480px;
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 780;
  text-transform: uppercase;
  letter-spacing: 0;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.metric,
.panel {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-panel);
  box-shadow: var(--shadow);
}

.metric {
  display: grid;
  gap: 0.2rem;
  padding: 1rem;
  min-height: 7.25rem;
}

.metric strong {
  font-size: 1.45rem;
  line-height: 1.1;
}

.metric small,
.detail-list dd,
.detail-lines small,
.form-status {
  color: var(--muted);
}

.metric-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0;
}

.workbench,
.lower-grid {
  display: grid;
  grid-template-columns: minmax(360px, 0.9fr) minmax(520px, 1.4fr);
  gap: 1rem;
  align-items: start;
}

.lower-grid {
  grid-template-columns: minmax(360px, 1fr) minmax(360px, 0.85fr);
}

.panel {
  padding: 1rem;
}

.panel-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel h2 {
  font-size: 1.2rem;
}

.source-tag,
.pill,
.status {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 1.75rem;
  border-radius: 999px;
  padding: 0 0.65rem;
  font-size: 0.78rem;
  font-weight: 750;
}

.source-tag,
.pill {
  background: oklch(92% 0.04 80);
  color: var(--accent-dark);
}

.pill.success,
.status.success {
  background: oklch(91% 0.06 145);
  color: oklch(34% 0.09 145);
}

.pill.warning,
.status.warning {
  background: oklch(92% 0.07 80);
  color: oklch(38% 0.1 62);
}

.status.error,
.form-status.error {
  color: var(--danger);
}

.status.error {
  background: oklch(93% 0.055 28);
}

.field-row,
.line-item {
  display: grid;
  grid-template-columns: 1fr 0.55fr;
  gap: 0.75rem;
}

.line-toolbar,
.submit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}

.line-items {
  display: grid;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.line-item {
  grid-template-columns: 1.4fr 0.75fr 0.45fr 0.6fr auto;
  align-items: end;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.secondary,
.icon-button {
  background: transparent;
  color: var(--accent-dark);
}

.secondary:hover,
.icon-button:hover {
  background: oklch(93% 0.04 80);
}

.submit-row {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.form-status {
  min-height: 1.4rem;
  margin: 0.8rem 0 0;
}

.form-status.success {
  color: oklch(34% 0.09 145);
}

.table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.link-button {
  min-height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent-dark);
  font-weight: 750;
}

.link-button:hover {
  background: transparent;
  text-decoration: underline;
  transform: none;
}

.detail-empty {
  min-height: 12rem;
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.detail-stack {
  display: grid;
  gap: 1rem;
}

.detail-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.detail-list div {
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.detail-list dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.detail-list dd {
  margin: 0.25rem 0 0;
  overflow-wrap: anywhere;
}

.detail-lines,
.flow-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.detail-lines li,
.flow-list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-raised);
}

.flow-list {
  counter-reset: flow;
}

.flow-list li {
  grid-template-columns: 2rem 1fr;
  align-items: center;
}

.flow-list li::before {
  counter-increment: flow;
  content: counter(flow);
  display: grid;
  place-items: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 50%;
  background: oklch(91% 0.06 80);
  color: var(--accent-dark);
  font-weight: 800;
}

.flow-list span,
.flow-list small {
  grid-column: 2;
}

.flow-list span,
.detail-lines span {
  font-weight: 750;
}

@media (max-width: 1020px) {
  .status-grid,
  .workbench,
  .lower-grid {
    grid-template-columns: 1fr 1fr;
  }

  .workbench,
  .lower-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .topbar,
  .submit-row,
  .panel-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .status-grid,
  .field-row,
  .line-item,
  .detail-list {
    grid-template-columns: 1fr;
  }

  .shell {
    padding: 0.75rem;
  }

  .topbar h1 {
    font-size: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}