:root {
  color-scheme: dark;
  --bg: #080c16;
  --panel: rgba(255, 255, 255, 0.045);
  --panel-strong: rgba(255, 255, 255, 0.075);
  --line: rgba(255, 255, 255, 0.12);
  --text: #e7e7ea;
  --muted: #a7adba;
  --cyan: #7dd3fc;
  --mint: #5eead4;
  --pink: #f472b6;
  --amber: #f59e0b;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 16% 10%, rgba(125, 211, 252, 0.18), transparent 62%),
    radial-gradient(760px 480px at 86% 8%, rgba(244, 114, 182, 0.12), transparent 58%),
    linear-gradient(180deg, #080c16, #0c1220);
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 30px 0 38px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 24px;
  align-items: end;
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: 42px;
  line-height: 1.02;
}

.lede {
  max-width: 760px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.score-card,
.controls,
.panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.score-card {
  padding: 18px;
}

.score-card span,
.panel-head span,
.legend {
  color: var(--muted);
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.score-card strong {
  display: block;
  margin-top: 6px;
  color: var(--mint);
  font-size: 22px;
}

.score-card small {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

.workspace {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 16px;
}

.controls {
  padding: 16px;
  align-self: start;
}

label {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--mint);
}

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

.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 8px;
  border-radius: 50%;
}

.nominal { background: var(--cyan); }
.anomaly { background: var(--pink); }
.failure { background: var(--amber); }

.inspection {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.panel {
  overflow: hidden;
}

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

.panel-head strong {
  color: var(--mint);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  background: #0b1020;
}

.support {
  grid-column: 1 / -1;
}

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

.support-card {
  min-height: 118px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.035);
}

.support-card strong,
.support-card span {
  display: block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.support-card strong {
  color: var(--text);
  font-size: 13px;
}

.support-card span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.spark {
  height: 42px;
  margin-top: 16px;
  border-radius: 6px;
  background:
    linear-gradient(90deg, rgba(125, 211, 252, 0.25), rgba(245, 158, 11, 0.35)),
    repeating-linear-gradient(90deg, transparent 0 18px, rgba(255, 255, 255, 0.08) 18px 19px);
}

@media (max-width: 820px) {
  .hero,
  .workspace,
  .inspection {
    grid-template-columns: 1fr;
  }
}