* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #05060a;
  color: #cdd6f4;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  overflow: hidden;
}

#view {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

#sidebar {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 10;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: rgba(15, 18, 28, 0.85);
  border: 1px solid rgba(180, 200, 230, 0.15);
  border-radius: 6px;
  padding: 6px 10px;
  backdrop-filter: blur(6px);
}

.controls-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.controls button {
  background: transparent;
  color: #cdd6f4;
  border: 1px solid rgba(180, 200, 230, 0.18);
  border-radius: 4px;
  padding: 4px 10px;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
}

.controls button:hover {
  background: rgba(180, 200, 230, 0.08);
}

.controls button.active {
  background: rgba(137, 180, 250, 0.18);
  border-color: #89b4fa;
  color: #89b4fa;
}

.controls .time {
  margin-left: 12px;
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  opacity: 0.7;
}

.controls-seed label {
  font-size: 12px;
  opacity: 0.55;
  margin-right: 2px;
}

.controls-seed input {
  background: rgba(0, 0, 0, 0.35);
  color: #cdd6f4;
  border: 1px solid rgba(180, 200, 230, 0.18);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 12px;
  font-family: inherit;
  min-width: 160px;
  outline: none;
}

.controls-seed input:focus {
  border-color: #89b4fa;
}

.system-summary {
  margin-left: 12px;
  font-size: 12px;
  opacity: 0.7;
  font-variant-numeric: tabular-nums;
}

#inspector {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 10;
  background: rgba(15, 18, 28, 0.85);
  border: 1px solid rgba(180, 200, 230, 0.15);
  border-radius: 6px;
  padding: 12px 14px;
  backdrop-filter: blur(6px);
  min-width: 240px;
  max-height: calc(100vh - 24px);
  overflow-y: auto;
  font-size: 12px;
}

#inspector.hidden { display: none; }

#inspector header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

#inspector h3 {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

#inspector .close {
  background: transparent;
  border: none;
  color: #cdd6f4;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  padding: 0 4px;
  opacity: 0.5;
}

#inspector .close:hover { opacity: 1; }

#inspector dl {
  margin: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
}

#inspector dt {
  opacity: 0.55;
}

#inspector dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

#inspector .colony-block {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(180, 200, 230, 0.12);
}

#inspector .colony-block.hidden { display: none; }

#inspector .colony-block h4 {
  margin: 0 0 8px 0;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: #f7c97a;
}

#inspector .flow-pos { color: #a6e3a1; }
#inspector .flow-neg { color: #f38ba8; }
#inspector .flow-zero { opacity: 0.5; }