:root {
  --bg: #0d1013;
  --surface: #12161a;
  --line: #242a30;
  --ink: #cdd6dd;
  --ink-dim: #8a929b;
  --accent: #4a8fc7;
  --warm: #d1803b;
  --mono: ui-monospace, "Cascadia Mono", Consolas, "DejaVu Sans Mono", monospace;
  --sans: "Segoe UI", Roboto, system-ui, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.5 var(--sans);
  padding: 12px;
}

main {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

header.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.mark {
  font: 600 13px/1 var(--mono);
  letter-spacing: 0.22em;
  color: var(--ink);
}

.sub {
  color: var(--ink-dim);
  font-size: 12px;
  flex: 1;
}

.stat {
  font: 12px/1 var(--mono);
  color: var(--ink-dim);
}

section.stage {
  display: flex;
  gap: 12px;
}

.rig {
  flex: 0 0 120px;
}

.rig svg {
  display: block;
  width: 100%;
  height: auto;
}

.chartwrap {
  flex: 1;
  min-width: 0;
}

#chart {
  display: block;
  width: 100%;
  height: auto;
  background: #000;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.hint {
  margin: 6px 0 0;
  font-size: 11px;
  color: var(--ink-dim);
  line-height: 1.4;
}

.riglabel {
  font: 10px/1 var(--mono);
  color: var(--ink-dim);
}

section.controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
}

#loopToggle.hero {
  padding: 10px 16px;
  font: 600 14px/1.4 var(--mono);
  background: var(--bg);
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 6px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all 0.15s ease;
}

#loopToggle.hero:hover {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 12px rgba(74, 143, 199, 0.3);
}

.spread {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.spread-num {
  font: 600 28px/1 var(--mono);
  color: var(--warm);
}

.spread-lab {
  font-size: 12px;
  color: var(--ink-dim);
}

.ctl {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 8px;
}

.ctl > span {
  grid-column: 1 / -1;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}

.ctl em {
  font-style: normal;
  color: var(--warm);
  font-weight: 600;
}

.ctl input[type=range] {
  grid-column: 1 / -1;
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}

.dist {
  display: flex;
  gap: 8px;
}

.dist button {
  flex: 1;
}

button {
  padding: 6px 12px;
  font: 12px/1.4 var(--mono);
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: all 0.15s ease;
}

button:hover {
  border-color: var(--ink-dim);
  color: var(--ink);
}

section.honesty {
  max-width: 74ch;
  margin: 0 auto;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

section.honesty h2 {
  margin: 0 0 14px;
  font: 600 12px/1.4 var(--sans);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

section.honesty p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

section.honesty p:last-child {
  margin-bottom: 0;
}

footer.about {
  max-width: 74ch;
  margin: 12px auto 0;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-dim);
}

footer.about p {
  margin: 0 0 8px;
}

footer.about strong {
  color: var(--ink);
  font-weight: 600;
}

.src {
  font-size: 11px;
  font-family: var(--mono);
  margin: 8px 0 0;
}

.links {
  margin: 12px 0 0;
  font-size: 12px;
}

.links a {
  color: var(--accent);
  text-decoration: none;
}

.links a:hover {
  color: var(--warm);
}

@media (max-width: 600px) {
  section.stage {
    flex-direction: column;
  }

  .rig {
    flex: 0 0 100px;
    max-width: 100%;
  }

  #loopToggle.hero {
    padding: 8px 12px;
    font-size: 12px;
  }

  .spread-num {
    font-size: 24px;
  }

  body {
    padding: 8px;
  }

  main {
    gap: 8px;
  }

  section.controls {
    padding: 10px 12px;
    gap: 10px;
  }

  section.honesty {
    padding: 14px;
  }
}