/* heatatlas-demo — Spectral + IBM Plex Mono + cream paper + highway red */

@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,300;0,400;0,500;0,700;1,400&family=IBM+Plex+Mono:wght@400;500;700&display=swap');

:root {
  --paper: #f5efe1;
  --paper-edge: #e9e1cf;
  --ink: #2a2622;
  --ink-light: #7d756b;
  --highway-red: #c1272d;
  --highway-red-soft: rgba(193, 39, 45, 0.6);
  --flag-white: #fbf8f1;
  --flag-green: #6f9152;
  --flag-yellow: #e0b341;
  --flag-red: #c1272d;
  --flag-black: #2a2622;
  --rule: 1px solid #c8bfac;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Spectral', Georgia, serif;
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
}

body {
  background-image:
    radial-gradient(ellipse at top, rgba(255,255,255,0.45), transparent 60%),
    radial-gradient(ellipse at bottom, rgba(0,0,0,0.05), transparent 60%);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 40px 80px;
}

/* Title block */
.title-block {
  text-align: center;
  border-top: 3px double var(--ink);
  border-bottom: 3px double var(--ink);
  padding: 18px 0;
  margin-bottom: 24px;
}
.title-block h1 {
  font-family: 'Spectral', serif;
  font-weight: 700;
  font-size: 32px;
  letter-spacing: 6px;
  margin: 0;
  text-transform: uppercase;
}
.title-block .plate-id {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--highway-red);
  letter-spacing: 4px;
  margin-top: 6px;
}
.title-block .subtitle {
  font-style: italic;
  margin-top: 8px;
  color: var(--ink-light);
}

/* Surveyor metadata strip */
.metadata-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-light);
  border-bottom: var(--rule);
  padding-bottom: 10px;
  margin-bottom: 24px;
}
.metadata-strip .demo-tag {
  color: var(--highway-red);
  font-weight: 700;
}

/* Surveyor's note frame */
.surveyor-note {
  border: 2px solid var(--ink);
  background: var(--paper-edge);
  padding: 14px 20px;
  margin: 24px 0;
  font-size: 14px;
  font-style: italic;
  position: relative;
}
.surveyor-note::before {
  content: "Surveyor's note";
  position: absolute;
  top: -10px;
  left: 12px;
  background: var(--paper);
  padding: 0 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--highway-red);
}

/* Plate canvas */
.plate-canvas {
  position: relative;
  width: 100%;
  background: var(--paper);
  border: var(--rule);
  border-radius: 2px;
  overflow: hidden;
}
.plate-canvas svg {
  display: block;
  width: 100%;
  height: auto;
}

/* Pins */
.pin {
  cursor: pointer;
  transition: r 120ms ease, stroke-width 120ms ease;
}
.pin:hover {
  stroke-width: 3;
}
.pin-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 9px;
  fill: var(--ink);
  pointer-events: none;
}

/* Legend */
.legend {
  display: flex;
  gap: 18px;
  justify-content: center;
  margin-top: 24px;
  flex-wrap: wrap;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
}
.legend-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--ink);
}

/* Tables (Plate II) */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 24px;
}
.industry-card {
  border: 2px solid var(--ink);
  padding: 16px 20px;
  background: var(--paper);
}
.industry-card h3 {
  margin: 0 0 4px 0;
  font-family: 'Spectral', serif;
  font-weight: 700;
}
.industry-card .naics {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--ink-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.bands {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.band {
  display: grid;
  grid-template-columns: 60px 70px 1fr;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 6px 10px;
  border-left: 6px solid;
}
.band-WHITE  { border-color: var(--flag-white);  background: rgba(251,248,241,0.5); }
.band-GREEN  { border-color: var(--flag-green);  background: rgba(111,145,82,0.12); }
.band-YELLOW { border-color: var(--flag-yellow); background: rgba(224,179,65,0.15); }
.band-RED    { border-color: var(--flag-red);    background: rgba(193,39,45,0.10); }
.band-BLACK  { border-color: var(--flag-black);  background: rgba(42,38,34,0.08); }

/* Footer banner — load-bearing for honesty */
.demo-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--highway-red);
  color: white;
  text-align: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  padding: 8px 16px;
  z-index: 100;
  letter-spacing: 1px;
}
.demo-banner strong { letter-spacing: 2px; }
.demo-banner a { color: white; text-decoration: underline; }

/* Push body content above the fixed banner */
.page { padding-bottom: 100px; }

/* Landing */
.landing-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}
.landing-card {
  border: 2px solid var(--ink);
  padding: 24px;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  transition: background 120ms ease;
}
.landing-card:hover { background: var(--paper-edge); }
.landing-card h2 {
  margin: 0 0 8px 0;
  font-family: 'Spectral', serif;
  font-weight: 500;
}
.landing-card p {
  margin: 0;
  color: var(--ink-light);
  font-size: 14px;
}

/* Trace overlay (drawn by render.js) */
.trace-overlay { pointer-events: none; }

@media (max-width: 720px) {
  .page { padding: 16px 16px 100px; }
  .title-block h1 { font-size: 22px; letter-spacing: 3px; }
  .industry-grid { grid-template-columns: 1fr; }
}