:root {
  color-scheme: dark;
  --bg: #080b12;
  --panel: #111722;
  --panel-strong: #171f2d;
  --border: #293347;
  --text: #f4f7fb;
  --muted: #98a6ba;
  --accent: #67b7ff;
  --accent-strong: #2e91e5;
  --signal: #ff6b78;
  --success: #5dd39e;
  --warning: #f3c969;
  --grid: #273246;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top right, rgba(46, 145, 229, 0.12), transparent 34rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
  width: min(1500px, calc(100% - 40px));
  margin: 0 auto;
  padding: 38px 0 64px;
}

.hero,
.panel-header,
.controls,
.job-stats,
.legend {
  display: flex;
  align-items: center;
}

.hero,
.panel-header {
  justify-content: space-between;
  gap: 24px;
}

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

h1 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 5vw, 3.6rem);
  letter-spacing: -0.04em;
}

h2 {
  margin-bottom: 0;
  font-size: 1.35rem;
}

.eyebrow {
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.muted {
  margin-bottom: 0;
  color: var(--muted);
}

.pipeline-link {
  flex: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  background: var(--panel);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 32px 0 20px;
}

.summary-card,
.panel {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(17, 23, 34, 0.94);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.22);
}

.summary-card {
  padding: 20px;
}

.summary-card strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.9rem;
}

.summary-card span {
  color: var(--muted);
  font-size: 0.9rem;
}

.panel {
  margin-top: 20px;
  padding: 24px;
}

.controls {
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

select {
  max-width: 390px;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 9px 34px 9px 10px;
  background: var(--panel-strong);
  color: var(--text);
}

.job-stats {
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0 4px;
}

.stat {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 11px;
  background: var(--panel-strong);
  color: var(--muted);
  font-size: 0.82rem;
}

.stat strong {
  color: var(--text);
}

.chart-wrap {
  position: relative;
  width: 100%;
  overflow-x: auto;
}

.chart-tooltip {
  position: fixed;
  z-index: 10;
  max-width: 280px;
  pointer-events: none;
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 9px 11px;
  background: #070a10;
  color: var(--text);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
  font-size: 0.8rem;
  line-height: 1.45;
  transform: translate(12px, 12px);
}

.chart-tooltip strong,
.chart-tooltip span {
  display: block;
}

.chart-tooltip span {
  color: var(--muted);
}

#trend-chart {
  width: 100%;
  min-width: 760px;
  margin-top: 10px;
}

.axis-label,
.tick-label {
  fill: var(--muted);
  font-size: 12px;
}

.grid-line {
  stroke: var(--grid);
  stroke-width: 1;
}

.trend-line {
  fill: none;
  stroke: var(--accent);
  stroke-linejoin: round;
  stroke-linecap: round;
  stroke-width: 3;
}

.median-line {
  stroke: var(--warning);
  stroke-dasharray: 8 7;
  stroke-width: 2;
}

.point {
  fill: var(--accent-strong);
  stroke: var(--panel);
  stroke-width: 2;
  cursor: crosshair;
}

.point.signal {
  fill: var(--signal);
  stroke-width: 3;
}

.point.latest {
  stroke: white;
  stroke-width: 3;
}

.legend {
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 0.82rem;
}

.legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-strong);
}

.dot.signal {
  background: var(--signal);
}

.line {
  width: 22px;
  border-top: 2px dashed var(--warning);
}

.pill {
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(103, 183, 255, 0.12);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
}

.investigation-list {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.investigation {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  background: var(--panel-strong);
}

.investigation-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.investigation button {
  border: 0;
  padding: 0;
  background: none;
  color: var(--text);
  font: inherit;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.impact {
  flex: none;
  color: var(--signal);
  font-weight: 800;
}

.investigation p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.cause {
  border-left: 3px solid var(--warning);
  padding-left: 12px;
}

.path {
  margin-top: 12px;
  color: var(--accent);
  font-size: 0.82rem;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero,
  .panel-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .controls {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  select {
    width: 100%;
    max-width: none;
  }
}

@media (max-width: 520px) {
  .shell {
    width: min(100% - 24px, 1500px);
    padding-top: 24px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 16px;
  }
}