:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #edf4f1;
  --line: #d9e2e7;
  --text: #12212f;
  --muted: #587083;
  --blue: #1f6f9f;
  --green: #1f8a70;
  --red: #b44444;
  --amber: #a96f10;
  --shadow: 0 12px 28px rgba(27, 45, 64, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(1480px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 36px;
}

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

.eyebrow,
.metric-label,
.legend-note,
.footnote {
  color: var(--muted);
  font-size: 0.82rem;
}

.eyebrow {
  margin: 0 0 4px;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 2rem;
}

h2 {
  margin-bottom: 0;
  font-size: 1.05rem;
}

.status-pill {
  min-width: 160px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 9px 12px;
  color: var(--muted);
  text-align: center;
}

.status-pill.is-error {
  color: var(--red);
  border-color: #e6b6b6;
  background: #fff7f7;
}

.toolbar,
.summary-strip,
.chart-block,
.category-panel,
.table-section {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.toolbar {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 12px;
  padding: 14px;
  margin-bottom: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.85rem;
}

select,
input[type="search"] {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  padding: 7px 9px;
}

.workspace {
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 14px;
  align-items: start;
}

.category-panel {
  position: sticky;
  top: 14px;
  padding: 14px;
}

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

.icon-button {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--muted);
  padding: 7px 10px;
  cursor: pointer;
}

.icon-button:hover {
  border-color: var(--blue);
  color: var(--blue);
}

.category-list {
  display: grid;
  gap: 6px;
  max-height: calc(100vh - 220px);
  overflow: auto;
  padding-top: 10px;
}

.category-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 6px;
  background: #fff;
  padding: 8px;
  cursor: pointer;
}

.category-row:hover,
.category-row.is-selected {
  border-color: #9cc6d8;
  background: #f2f8fb;
}

.category-row.is-compared {
  background: var(--surface-soft);
}

.category-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}

.category-code {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 400;
}

.compare-check {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--muted);
  font-size: 0.78rem;
}

.dashboard {
  display: grid;
  gap: 14px;
}

.summary-strip {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 12px;
  padding: 14px;
}

.metric-label {
  margin-bottom: 4px;
}

.metric-value {
  margin-bottom: 0;
  font-weight: 700;
  font-size: 1.25rem;
}

.chart-block,
.table-section {
  padding: 14px;
}

canvas {
  width: 100% !important;
  height: 330px !important;
  max-height: 410px;
}

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

.toggle-line {
  display: flex;
  grid-auto-flow: column;
  align-items: center;
  gap: 6px;
  min-height: 32px;
}

.empty-state {
  display: grid;
  min-height: 280px;
  place-items: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
  padding: 18px;
}

.is-hidden {
  display: none !important;
}

.table-wrap {
  overflow-x: auto;
}

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

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 9px 8px;
  text-align: left;
  font-size: 0.9rem;
}

th {
  color: var(--muted);
  font-weight: 700;
}

.sort-button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 0;
}

.sort-button:hover {
  color: var(--blue);
}

.sort-button.is-active {
  color: var(--text);
}

.sort-button.is-active::after {
  content: "↓";
  color: var(--blue);
  font-size: 0.82rem;
}

.sort-button.is-active.is-asc::after {
  content: "↑";
}

tbody tr {
  cursor: pointer;
}

tbody tr:hover,
tbody tr.is-selected {
  background: #f2f8fb;
}

.positive {
  color: var(--green);
}

.negative {
  color: var(--red);
}

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

@media (max-width: 1020px) {
  .toolbar,
  .workspace,
  .summary-strip,
  .split-grid {
    grid-template-columns: 1fr;
  }

  .category-panel {
    position: static;
  }

  .category-list {
    max-height: 360px;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 20px, 1480px);
    padding-top: 14px;
  }

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

  h1 {
    font-size: 1.55rem;
  }

  .status-pill {
    text-align: left;
  }

  canvas {
    max-height: 320px;
  }
}