:root {
  color-scheme: light;
  --bg: #080b12;
  --bg-soft: #0f1320;
  --panel: rgba(13, 18, 28, 0.86);
  --panel-soft: rgba(18, 25, 38, 0.94);
  --accent: #ffb347;
  --accent-2: #7bdff2;
  --accent-3: #f45b69;
  --neon: #7cffb5;
  --text: #f6f9ff;
  --muted: #9fb0c2;
  --line: rgba(255, 255, 255, 0.08);
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.45);
  --glow: 0 0 30px rgba(123, 223, 242, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Space Mono", "IBM Plex Mono", "SFMono-Regular", "Menlo", monospace;
  color: var(--text);
  background: radial-gradient(circle at 20% 10%, #1d2740 0%, #0a0d14 40%, #05070b 100%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(124, 255, 181, 0.12), transparent 40%),
    radial-gradient(circle at 80% 30%, rgba(123, 223, 242, 0.12), transparent 35%),
    radial-gradient(circle at 60% 80%, rgba(244, 91, 105, 0.08), transparent 40%);
  filter: blur(0);
}

.orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0.35;
  mix-blend-mode: screen;
  animation: float 18s ease-in-out infinite;
}

.orb-1 {
  width: 320px;
  height: 320px;
  left: -80px;
  top: 20%;
  background: radial-gradient(circle, rgba(124, 255, 181, 0.5), transparent 70%);
}

.orb-2 {
  width: 420px;
  height: 420px;
  right: -120px;
  top: 10%;
  animation-delay: -6s;
  background: radial-gradient(circle, rgba(123, 223, 242, 0.45), transparent 70%);
}

.orb-3 {
  width: 360px;
  height: 360px;
  right: 10%;
  bottom: -120px;
  animation-delay: -12s;
  background: radial-gradient(circle, rgba(244, 91, 105, 0.4), transparent 70%);
}

.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 32px 40px 8px;
  gap: 20px;
}

.brand h1 {
  margin: 6px 0 4px;
  font-size: clamp(2.1rem, 3.4vw, 3.6rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-size: 0.6rem;
  color: var(--neon);
}

.tagline {
  margin: 0;
  color: var(--muted);
  max-width: 540px;
  font-size: 0.9rem;
}

.header-actions {
  display: flex;
  gap: 12px;
}

.layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 2.6fr) minmax(280px, 1fr);
  gap: 24px;
  padding: 20px 40px 48px;
}

.sim-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.canvas-shell {
  position: relative;
  background: linear-gradient(135deg, rgba(123, 223, 242, 0.08), rgba(244, 91, 105, 0.08));
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.canvas-shell::after {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 14px;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.04) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.15;
  pointer-events: none;
  mix-blend-mode: screen;
}

canvas {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #070a10;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  touch-action: none;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8), 0 0 40px rgba(123, 223, 242, 0.08);
}

.overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  padding: 30px;
}

.overlay-grid {
  position: absolute;
  inset: 18px;
  border-radius: 14px;
  background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 30px 30px;
  mix-blend-mode: screen;
  opacity: 0.35;
  animation: drift 18s linear infinite;
}

.overlay-label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.sim-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.terminal {
  margin-top: 14px;
  border-radius: 16px;
  border: 1px solid rgba(124, 255, 181, 0.2);
  background: linear-gradient(180deg, rgba(6, 10, 16, 0.92), rgba(4, 6, 10, 0.98));
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.8), var(--glow);
  padding: 14px 16px;
  max-height: 220px;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--neon);
}

.terminal-count {
  color: var(--muted);
}

.terminal-log {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
  max-height: 170px;
  overflow: hidden;
}

.terminal-log li {
  border: 1px solid rgba(124, 255, 181, 0.12);
  border-radius: 10px;
  padding: 8px 10px;
  background: rgba(8, 12, 18, 0.7);
  color: #d3ffe6;
  box-shadow: inset 0 0 10px rgba(124, 255, 181, 0.08);
}

.terminal-log .event-title {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.terminal-log pre {
  margin: 6px 0 0;
  font-size: 0.75rem;
  color: #9fe8ff;
  white-space: pre-wrap;
}

.control-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: var(--panel);
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.control-stack {
  display: grid;
  gap: 16px;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  display: grid;
  gap: 12px;
  background: var(--panel-soft);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.35);
}

legend {
  padding: 0 6px;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-2);
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
}

input[type="number"],
input[type="text"] {
  background: #0f141c;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 6px 8px;
}

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

.toggle {
  display: flex;
  gap: 10px;
  align-items: center;
}

.inline-row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.hint {
  font-size: 0.75rem;
  color: var(--muted);
}

button {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: linear-gradient(120deg, rgba(255, 179, 71, 0.18), rgba(123, 223, 242, 0.2));
  color: var(--text);
  padding: 8px 16px;
  cursor: pointer;
  transition: transform 0.2s ease, border 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

button.ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.2);
}

.stats {
  background: var(--panel-soft);
  border-radius: 14px;
  padding: 12px 16px;
  border: 1px solid var(--line);
}

.stats h2 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.stats dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.stats dl div {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--muted);
}

.stats dd {
  margin: 0;
  color: var(--text);
  font-weight: 600;
}

.help {
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 8px 12px;
  background: rgba(15, 20, 28, 0.5);
}

.help summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
}

.help ul {
  margin: 8px 0 0 16px;
  color: var(--muted);
  padding: 0;
}

.popover {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  background: #0f141c;
  color: var(--text);
  box-shadow: var(--shadow);
}

dialog {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
  max-width: 520px;
}

dialog::backdrop {
  background: rgba(8, 12, 18, 0.6);
}

dialog button {
  margin-top: 12px;
}

.legend-grid {
  display: grid;
  grid-template-columns: 18px auto;
  gap: 10px;
  align-items: center;
  font-size: 0.9rem;
}

.swatch {
  width: 14px;
  height: 14px;
  border-radius: 4px;
}

.swatch.pawn { background: #7bdff2; }
.swatch.control { background: #ffd166; }
.swatch.nano { background: #ffffff; }
.swatch.deposit { background: #9bde7e; }
.swatch.signal { background: transparent; border: 2px solid #ffb347; }
.swatch.resource {
  background: radial-gradient(circle, rgba(155, 222, 126, 0.9), rgba(155, 222, 126, 0.1));
}

.noscript {
  margin: 12px 40px 30px;
  padding: 12px 16px;
  border-radius: 12px;
  background: #2b1b1b;
  color: #ffd5d5;
}

@keyframes drift {
  0% { background-position: 0 0, 0 0; }
  100% { background-position: 60px 60px, 60px 60px; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-18px); }
}

@media (max-width: 1024px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }
}
.status-ribbon {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 6px 40px 10px;
}

.chip {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(11, 15, 22, 0.6);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: var(--glow);
}