* { box-sizing: border-box; }
:root {
  --bg: #06070b;
  --card: #0b0d14;
  --panel: rgba(255,255,255,0.05);
  --line: rgba(255,255,255,0.10);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.68);
}
html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}
.app-shell {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px;
}
.hero h1 {
  margin: 0;
  font-size: 30px;
  line-height: 1.1;
}
.hero p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.red { color: #ff4d5a; }
.green { color: #53e36e; }
.blue { color: #57a6ff; }
.yellow { color: #ffd84d; }

a { color: #ffd84d; }

.sim-card {
  position: relative;
  margin-top: 14px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: radial-gradient(circle at top, rgba(255,255,255,0.08), transparent 30%), linear-gradient(180deg, #0a0d14 0%, #07090d 100%);
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}
canvas {
  display: block;
  width: 100%;
  max-width: 980px;
  height: auto;
  aspect-ratio: 980 / 620;
  margin: 0 auto;
}
.hud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.hud.below-map {
  justify-content: flex-start;
}
.badge {
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.45);
  color: white;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  backdrop-filter: blur(10px);
}
.winner-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.55);
}
.winner-card {
  width: min(420px, calc(100% - 40px));
  border-radius: 28px;
  border: 1px solid var(--line);
  background: rgba(12,16,24,0.95);
  padding: 24px;
}
.winner-card h2 {
  margin: 0 0 8px;
}
.winner-stats {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}
.winner-stat {
  display: flex;
  justify-content: space-between;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.05);
  border-radius: 14px;
  padding: 10px 12px;
  font-size: 14px;
}
.hidden { display: none !important; }

.controls {
  margin-top: 16px;
  display: grid;
  gap: 8px;
}
.button-grid, .tri-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 8px;
}
.tri-buttons { grid-template-columns: repeat(3, minmax(0,1fr)); }

button {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.10);
  color: white;
  border-radius: 18px;
  padding: 12px 14px;
  font-size: 14px;
  cursor: pointer;
}
button:hover { background: rgba(255,255,255,0.15); }
button.primary {
  background: white;
  color: black;
}
button.primary:hover { background: rgba(255,255,255,0.90); }
button.warn {
  border-color: rgba(255, 211, 84, 0.35);
  background: rgba(255, 211, 84, 0.12);
  color: #ffeaa3;
}
button.red-btn {
  border-color: rgba(255, 77, 90, 0.35);
  background: rgba(255, 77, 90, 0.12);
  color: #ffc7ce;
}
button.green-btn {
  border-color: rgba(83, 227, 110, 0.35);
  background: rgba(83, 227, 110, 0.12);
  color: #d7ffe0;
}
button.blue-btn {
  border-color: rgba(87, 166, 255, 0.35);
  background: rgba(87, 166, 255, 0.12);
  color: #d9e8ff;
}

.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 22px;
  padding: 14px;
}
.panel h3 {
  margin: 0 0 10px;
  font-size: 16px;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.panel-head button {
  padding: 8px 10px;
  border-radius: 12px;
}
.rules {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 8px;
}
.feature-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.slider-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(1, minmax(0,1fr));
}
.slider-card {
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.20);
  border-radius: 14px;
  padding: 10px;
}
.slider-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  font-size: 12px;
}
.slider-card input[type="range"] {
  width: 100%;
}
@media (min-width: 1100px) {
  .slider-grid {
    grid-template-columns: repeat(4, minmax(0,1fr));
  }
}

.dot {
  display:inline-block;
  width:8px;
  height:8px;
  border-radius:999px;
  margin-right:6px;
}
.dot.blue { background:#57a6ff; }
.dot.red { background:#ff4d5a; }
.dot.green { background:#53e36e; }
.muted { opacity:0.5; margin:0 4px; }

.dot.yellow { background:#ffd84d; }
.label { opacity:0.7; margin-right:6px; font-size:12px; }