:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-soft: #f0f4f8;
  --ink: #18212f;
  --muted: #5b6675;
  --line: #d8dee8;
  --blue: #2563eb;
  --green: #0f8b62;
  --amber: #b7791f;
  --red: #c2413b;
  --violet: #6d5bd0;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(23, 31, 43, 0.08);
}

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

.navbar {
  box-shadow: 0 1px 0 var(--line);
}

.site-band {
  padding: 24px clamp(16px, 3vw, 40px) 48px;
}

.page-heading {
  align-items: end;
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(260px, 1fr) minmax(260px, 560px);
  margin: 0 auto 18px;
  max-width: 1440px;
}

.page-heading h1 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  margin: 0;
}

.eyebrow {
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 700;
  margin: 0 0 4px;
  text-transform: uppercase;
}

.heading-note {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.45;
  margin: 0;
}

.app-root {
  margin: 0 auto;
  max-width: 1440px;
}

.loading,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  padding: 18px;
}

.control-bar,
.compare-controls,
.theory-controls {
  align-items: end;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  gap: 12px;
  margin-bottom: 14px;
  padding: 14px;
}

.control-bar {
  grid-template-columns: minmax(220px, 1.4fr) minmax(160px, 0.8fr) minmax(160px, 0.8fr) minmax(240px, 1.4fr);
}

.compare-controls {
  grid-template-columns: repeat(3, minmax(180px, 1fr));
}

.theory-controls {
  grid-template-columns: repeat(5, minmax(150px, 1fr));
}

label,
.field-label {
  color: var(--muted);
  display: grid;
  font-size: 0.78rem;
  font-weight: 700;
  gap: 5px;
}

select,
input[type="search"],
input[type="number"],
input[type="range"] {
  accent-color: var(--blue);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font-size: 0.95rem;
  min-height: 38px;
  padding: 7px 9px;
  width: 100%;
}

input[type="range"] {
  min-height: 28px;
  padding: 0;
}

.metric-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(6, minmax(140px, 1fr));
  margin-bottom: 14px;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-height: 82px;
  padding: 12px;
}

.metric-card strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.2;
  margin-bottom: 5px;
}

.metric-card span {
  color: var(--muted);
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
}

.run-layout {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(380px, 0.9fr) minmax(460px, 1.1fr);
}

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

.panel-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  justify-content: space-between;
  min-height: 52px;
  padding: 12px 14px;
}

.panel-header h2,
.panel-header h3 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 0;
}

.panel-body {
  padding: 14px;
}

.table-wrap {
  max-height: 650px;
  overflow: auto;
}

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

th,
td {
  border-bottom: 1px solid var(--line);
  font-size: 0.86rem;
  padding: 9px 8px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  position: sticky;
  text-transform: uppercase;
  top: 0;
  z-index: 1;
}

tbody tr {
  cursor: pointer;
}

tbody tr:hover,
tbody tr.is-selected {
  background: #eef5ff;
}

.task-name {
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

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

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  line-height: 1;
  padding: 5px 7px;
  white-space: nowrap;
}

.chip.good {
  background: #e6f6ef;
  border-color: #bfe7d3;
  color: var(--green);
}

.chip.warn {
  background: #fff6df;
  border-color: #f1d797;
  color: var(--amber);
}

.chip.bad {
  background: #fdecea;
  border-color: #f4c5c0;
  color: var(--red);
}

.chip.info {
  background: #eef5ff;
  border-color: #c9dbff;
  color: var(--blue);
}

.detail-kpis {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(4, minmax(90px, 1fr));
  margin-bottom: 14px;
}

.mini-kpi {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  min-height: 58px;
  padding: 9px;
}

.mini-kpi strong {
  display: block;
  font-size: 1.05rem;
}

.mini-kpi span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.trajectory {
  display: grid;
  gap: 10px;
}

.step-item {
  border: 1px solid var(--line);
  border-left: 5px solid var(--line);
  border-radius: 7px;
  padding: 10px;
}

.step-item.good {
  border-left-color: var(--green);
}

.step-item.warn {
  border-left-color: var(--amber);
}

.step-item.bad {
  border-left-color: var(--red);
}

.step-item.skipped {
  border-left-color: var(--blue);
}

.step-topline {
  align-items: start;
  display: grid;
  gap: 10px;
  grid-template-columns: 42px 1fr auto;
}

.step-index {
  align-items: center;
  background: var(--surface-soft);
  border-radius: 999px;
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 800;
  height: 32px;
  justify-content: center;
  width: 32px;
}

.step-main strong {
  display: block;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.step-main p {
  color: var(--muted);
  line-height: 1.35;
  margin: 6px 0 0;
  overflow-wrap: anywhere;
}

.step-meta {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.76rem;
  gap: 8px;
  margin-top: 8px;
}

details {
  margin-top: 8px;
}

summary {
  color: var(--blue);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
}

pre {
  background: #111827;
  border-radius: 6px;
  color: #f8fafc;
  font-size: 0.78rem;
  margin: 8px 0 0;
  overflow: auto;
  padding: 10px;
  white-space: pre-wrap;
}

.trace-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
  margin-top: 14px;
}

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

.trace-entry {
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px;
}

.trace-entry strong {
  display: block;
  font-size: 0.86rem;
  margin-bottom: 4px;
}

.trace-entry p {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
  margin: 5px 0 0;
  overflow-wrap: anywhere;
}

.compare-section,
.theory-section {
  margin-top: 14px;
}

.compare-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr 1fr;
}

.compare-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-width: 0;
  overflow: hidden;
}

.chart-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(420px, 1.1fr) minmax(360px, 0.9fr);
}

.chart-box {
  height: 360px;
  min-width: 0;
}

.chart-box.large {
  height: 430px;
}

.chart-box svg {
  display: block;
  height: 100%;
  overflow: visible;
  width: 100%;
}

.chart-title {
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 800;
  margin: 0 0 8px;
}

.range-readout {
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 800;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.legend-item {
  align-items: center;
  color: var(--muted);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 700;
  gap: 5px;
}

.legend-swatch {
  border-radius: 99px;
  display: inline-block;
  height: 9px;
  width: 18px;
}

@media (max-width: 1180px) {
  .metric-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .run-layout,
  .chart-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .page-heading,
  .control-bar,
  .compare-controls,
  .theory-controls,
  .compare-grid,
  .trace-grid {
    grid-template-columns: 1fr;
  }

  .metric-grid,
  .detail-kpis {
    grid-template-columns: repeat(2, 1fr);
  }

  .site-band {
    padding-inline: 12px;
  }

  .step-topline {
    grid-template-columns: 38px 1fr;
  }

  .step-topline .chip {
    grid-column: 2;
    justify-self: start;
  }
}