:root {
  color-scheme: dark;
  --bg: #0a0a0f;
  --panel: #14141c;
  --panel-2: #1b1b25;
  --border: #2a2a37;
  --fg: #e8e6e3;
  --muted: #8b899a;
  --jev: #4ade80;
  --human: #60a5fa;
  --hot: #f87171;
  --warm: #fbbf24;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  padding: 24px 16px 64px;
  max-width: 1180px;
  margin-inline: auto;
}

h1, h2, h3 { margin: 0; font-weight: 600; }

.masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo { font-size: 30px; color: var(--jev); line-height: 1; }
.masthead h1 { font-size: 1.4rem; letter-spacing: 0.14em; }
.tagline { margin: 4px 0 0; color: var(--muted); font-size: 0.85rem; }

.player-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
}
.player-badge strong { display: block; font-size: 0.8rem; letter-spacing: 0.08em; color: var(--jev); }
.player-badge small { color: var(--muted); font-size: 0.72rem; }
.dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--jev);
  box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  70% { box-shadow: 0 0 0 9px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 20px;
  align-items: start;
}

.stage-column { min-width: 0; }

.stage-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}
.stage-head h2 { font-size: 1.15rem; }
.blurb { margin: 4px 0 0; color: var(--muted); font-size: 0.85rem; max-width: 52ch; }
.stage-meta { display: flex; gap: 6px; flex-shrink: 0; }
.pill {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  white-space: nowrap;
}
.pill.versus { color: var(--human); border-color: rgba(96, 165, 250, 0.4); }
.pill.solo { color: var(--jev); border-color: rgba(74, 222, 128, 0.4); }

.screen-wrap {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: #101018;
  aspect-ratio: 320 / 210;
}
canvas {
  display: block;
  width: 100%;
  height: 100%;
  /* The games draw at 320x210; nearest-neighbour keeps the upscale crisp
     instead of smearing the chunky sprites. */
  image-rendering: pixelated;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 15, 0.86);
  backdrop-filter: blur(2px);
}
.overlay p { margin: 0; font-size: 1.3rem; letter-spacing: 0.1em; }
.hidden { display: none !important; }

.controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.btn {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 14px;
  font-size: 0.82rem;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { border-color: var(--jev); }
.btn.primary { background: var(--jev); color: #0a0a0f; border-color: var(--jev); font-weight: 600; }
.rate { font-size: 0.78rem; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.rate select {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 0.78rem;
}
.human-hint { font-size: 0.76rem; color: var(--human); margin-left: auto; }

.hud { display: flex; flex-direction: column; gap: 14px; position: sticky; top: 16px; }
.hud-block {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}
.hud-block h3 {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}

.decision {
  font-family: "Courier New", monospace;
  font-size: 1.25rem;
  color: var(--jev);
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.dist { display: flex; flex-direction: column; gap: 5px; }
.bar-row { display: grid; grid-template-columns: 82px 1fr 34px; gap: 8px; align-items: center; font-size: 0.7rem; }
.bar-label { color: var(--muted); font-family: "Courier New", monospace; overflow: hidden; text-overflow: ellipsis; }
.bar-track { height: 6px; background: var(--panel-2); border-radius: 3px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--jev); border-radius: 3px; transition: width 0.18s ease; }
.bar-row.chosen .bar-label { color: var(--fg); }
.bar-value { text-align: right; color: var(--muted); font-family: "Courier New", monospace; }

.stats { margin: 0; display: flex; flex-direction: column; gap: 6px; }
.stats > div { display: flex; justify-content: space-between; font-size: 0.76rem; }
.stats dt { color: var(--muted); }
.stats dd { margin: 0; font-family: "Courier New", monospace; }

.error { color: var(--hot); font-size: 0.72rem; margin: 10px 0 0; line-height: 1.4; }

.grow { flex: 1; min-height: 0; }
.state-dump {
  margin: 0;
  font-family: "Courier New", monospace;
  font-size: 0.64rem;
  line-height: 1.45;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 260px;
  overflow: auto;
}

.picker { margin-top: 32px; }
.picker h2 { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
  gap: 10px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  cursor: pointer;
  text-align: left;
  color: var(--fg);
  font-family: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card:hover { border-color: var(--jev); transform: translateY(-1px); }
.card.active { border-color: var(--jev); background: rgba(74, 222, 128, 0.07); }
.card-title { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.card-title strong { font-size: 0.9rem; }
.card-title span { font-size: 0.66rem; color: var(--muted); font-family: "Courier New", monospace; }
.card-mode { font-size: 0.64rem; letter-spacing: 0.06em; margin-top: 6px; text-transform: uppercase; }
.card-mode.versus { color: var(--human); }
.card-mode.solo { color: var(--jev); }

.colophon { margin-top: 40px; border-top: 1px solid var(--border); padding-top: 18px; }
.colophon p { color: var(--muted); font-size: 0.8rem; line-height: 1.6; max-width: 78ch; margin: 0 0 8px; }
.colophon strong { color: var(--fg); font-weight: 600; }
.fine { font-size: 0.72rem !important; }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .hud { position: static; }
  .state-dump { max-height: 170px; }
}
@media (max-width: 560px) {
  body { padding: 16px 16px 48px; }
  .masthead { align-items: flex-start; }
  .human-hint { margin-left: 0; width: 100%; }
}

.decision.fallback { color: var(--warm); }
.pilot-jev { color: var(--jev); }
.pilot-fallback { color: var(--warm); }
.ratelimit {
  margin-top: 10px;
  padding: 10px;
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.07);
  border-radius: 8px;
  color: var(--warm);
  font-size: 0.7rem;
  line-height: 1.55;
}
.ratelimit strong { display: block; margin-bottom: 3px; }