:root {
  --life-bg: #eef3ed;
  --life-panel: rgba(255, 255, 255, 0.88);
  --life-ink: #132019;
  --life-muted: #657469;
  --life-line: rgba(19, 32, 25, 0.13);
  --life-board: #dfe7dd;
  --life-board-canvas: #dfe7dd;
  --life-grid-canvas: rgba(35, 55, 43, 0.08);
  --life-cell: #0f5f45;
  --life-cell-low: #1f684d;
  --life-cell-high: #092f24;
  --life-warm: #f0b35b;
  --life-accent: #2aa876;
  --life-danger: #d95757;
  --life-shadow: rgba(8, 24, 16, 0.18);
  --life-board-inset: 34px;
  --life-glass: rgba(247, 251, 246, 0.56);
  --life-glass-line: rgba(19, 32, 25, 0.12);
}

.theme-dark,
:root.theme-dark,
[data-theme="dark"] {
  --life-bg: #080d0a;
  --life-panel: rgba(15, 25, 19, 0.88);
  --life-ink: #f0fff4;
  --life-muted: #9db1a4;
  --life-line: rgba(240, 255, 244, 0.12);
  --life-board: #030704;
  --life-board-canvas: #030704;
  --life-grid-canvas: rgba(166, 255, 197, 0.07);
  --life-cell: #a1ffbd;
  --life-cell-low: #8af0ac;
  --life-cell-high: #d8ffd8;
  --life-warm: #ffc46b;
  --life-accent: #50d89b;
  --life-danger: #ff7474;
  --life-shadow: rgba(0, 0, 0, 0.42);
  --life-glass: rgba(3, 7, 4, 0.5);
  --life-glass-line: rgba(161, 255, 189, 0.14);
}

.theme-dark .life-lab-root,
:root.theme-dark .life-lab-root,
[data-theme="dark"] .life-lab-root {
  --life-bg: #080d0a;
  --life-panel: rgba(15, 25, 19, 0.88);
  --life-ink: #f0fff4;
  --life-muted: #9db1a4;
  --life-line: rgba(240, 255, 244, 0.12);
  --life-board: #0b0f12;
  --life-board-canvas: #0b0f12;
  --life-grid-canvas: rgba(255, 255, 255, 0.03);
  --life-cell-low: #50d89b;
  --life-cell-high: #b7ffd0;
  --life-accent: #50d89b;
  --life-shadow: rgba(0, 0, 0, 0.42);
  --life-glass: rgba(6, 10, 12, 0.58);
  --life-glass-line: rgba(161, 255, 189, 0.14);
}

.life-lab-root {
  display: grid;
  gap: 1rem;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.75rem;
  color: var(--life-ink);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--life-accent) 13%, transparent), transparent 38%),
    linear-gradient(315deg, color-mix(in srgb, var(--life-warm) 16%, transparent), transparent 40%),
    var(--life-bg);
  border: 1px solid var(--life-line);
  border-radius: 8px;
}

.life-lab-board-shell {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  background: var(--life-board);
  border: 1px solid color-mix(in srgb, var(--life-accent) 22%, var(--life-line));
  border-radius: 8px;
  box-shadow: 0 28px 80px var(--life-shadow);
}

.life-lab-canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 430px;
  cursor: crosshair;
  touch-action: manipulation;
}

.life-lab-editing .life-lab-canvas {
  cursor: cell;
}

.life-lab-board-toolbar,
.life-lab-signal {
  position: absolute;
  z-index: 2;
  display: flex;
  gap: 0.18rem;
  align-items: center;
  background: var(--life-glass);
  border: 1px solid var(--life-glass-line);
  border-radius: 999px;
  backdrop-filter: blur(18px);
}

.life-lab-board-toolbar {
  top: 0.8rem;
  left: 50%;
  padding: 0.22rem;
  transform: translateX(-50%);
}

.life-lab-signal {
  left: 50%;
  bottom: 0.8rem;
  justify-content: center;
  padding: 0.45rem 0.75rem;
  color: var(--life-ink);
  transform: translateX(-50%);
}

.life-lab-signal span,
.life-lab-readout span,
.life-lab-control span {
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.life-lab-signal span {
  color: var(--life-muted);
}

.life-lab-signal strong {
  font-size: clamp(1rem, 4.5vw, 1.45rem);
  font-weight: 500;
  letter-spacing: 0;
}

.life-lab-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.life-lab-icon-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--life-ink);
  background: transparent;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0.72;
  transition:
    background 160ms ease,
    color 160ms ease,
    opacity 160ms ease;
}

.life-lab-icon-button:hover,
.life-lab-icon-button:focus-visible,
.life-lab-icon-button.life-lab-running {
  opacity: 1;
  background: color-mix(in srgb, var(--life-accent) 14%, transparent);
}

.life-lab-icon {
  position: relative;
  display: block;
  width: 18px;
  height: 18px;
}

.life-lab-icon-play::before {
  position: absolute;
  top: 3px;
  left: 5px;
  width: 0;
  height: 0;
  content: "";
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 9px solid currentcolor;
  transition:
    left 160ms ease,
    width 160ms ease,
    height 160ms ease,
    border 160ms ease,
    background 160ms ease;
}

.life-lab-paused-icon .life-lab-icon-play::before,
.life-lab-paused-icon .life-lab-icon-play::after {
  position: absolute;
  top: 3px;
  width: 1.5px;
  height: 12px;
  content: "";
  background: currentcolor;
  border: 0;
  transition:
    left 160ms ease,
    background 160ms ease,
    opacity 160ms ease;
}

.life-lab-paused-icon .life-lab-icon-play::before {
  left: 6px;
}

.life-lab-paused-icon .life-lab-icon-play::after {
  left: 11px;
}

.life-lab-icon-step::before,
.life-lab-icon-step::after {
  position: absolute;
  content: "";
}

.life-lab-icon-step::before {
  top: 5px;
  left: 3px;
  width: 8px;
  height: 8px;
  border-top: 1.5px solid currentcolor;
  border-right: 1.5px solid currentcolor;
  transform: rotate(45deg);
}

.life-lab-icon-step::after {
  top: 3px;
  right: 3px;
  width: 1.5px;
  height: 12px;
  background: currentcolor;
}

.life-lab-icon-clear::before,
.life-lab-icon-clear::after {
  position: absolute;
  top: 8px;
  left: 3px;
  width: 12px;
  height: 1.5px;
  content: "";
  background: currentcolor;
}

.life-lab-icon-clear::before {
  transform: rotate(45deg);
}

.life-lab-icon-clear::after {
  transform: rotate(-45deg);
}

.life-lab-console {
  display: grid;
  gap: 1.25rem;
  padding: 1.15rem;
  background: var(--life-panel);
  border: 1px solid var(--life-line);
  border-radius: 8px;
  backdrop-filter: blur(14px);
}

.life-lab-readouts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
  padding-bottom: 0.25rem;
}

.life-lab-readout {
  min-height: 64px;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.life-lab-readout span,
.life-lab-control span {
  color: var(--life-muted);
}

.life-lab-readout strong {
  display: block;
  margin-top: 0.25rem;
  font-size: clamp(1.55rem, 7vw, 2.25rem);
  font-weight: 430;
  line-height: 1;
  white-space: nowrap;
  overflow-wrap: anywhere;
}

.life-lab-readout-main {
  grid-column: 1 / -1;
  min-height: 132px;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--life-line);
  background: transparent;
}

.life-lab-readout-main strong {
  margin-top: 0.2rem;
  font-size: clamp(5rem, 30vw, 8.5rem);
  font-weight: 360;
  letter-spacing: -0.05em;
}

.life-lab-achievements {
  display: grid;
  gap: 0.65rem;
  padding: 0.2rem 0 0.4rem;
  border-bottom: 1px solid var(--life-line);
}

.life-lab-achievements-label {
  color: var(--life-muted);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.life-lab-achievement {
  display: grid;
  grid-template-columns: minmax(74px, 0.35fr) minmax(0, 0.65fr);
  gap: 0.65rem;
  align-items: baseline;
  color: var(--life-muted);
  opacity: 0.46;
}

.life-lab-achievement strong {
  color: inherit;
  font-size: 1rem;
  font-weight: 500;
  white-space: nowrap;
}

.life-lab-achievement span {
  font-size: 0.72rem;
  line-height: 1.25;
}

.life-lab-achievement-active {
  color: var(--life-ink);
  opacity: 1;
}

.life-lab-achievement-active strong {
  color: var(--life-accent);
}

.life-lab-rule-deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.15rem;
  padding: 0.15rem 0;
  overflow: visible;
  border: 0;
  border-top: 1px solid var(--life-line);
  border-bottom: 1px solid var(--life-line);
  border-radius: 0;
}

.life-lab-rule-preset,
.life-lab-command {
  min-height: 42px;
  color: var(--life-ink);
  background: transparent;
  border: 0;
  font-weight: 780;
  cursor: pointer;
}

.life-lab-rule-preset {
  min-height: 38px;
  padding: 0.55rem 0.15rem;
  color: var(--life-muted);
  border-bottom: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.life-lab-rule-preset:hover,
.life-lab-rule-preset.active {
  color: var(--life-ink);
  background: transparent;
  box-shadow: inset 0 -1px 0 var(--life-accent);
}

.life-lab-controls {
  display: grid;
  gap: 0.85rem;
}

.life-lab-control {
  display: grid;
  gap: 0.42rem;
}

.life-lab-control input,
.life-lab-control select {
  width: 100%;
  min-height: 42px;
  color: var(--life-ink);
  background: transparent;
  border: 1px solid var(--life-line);
  border-radius: 6px;
}

.life-lab-control input[type="text"],
.life-lab-control select {
  padding: 0 0.75rem;
  font-size: 1rem;
}

.life-lab-select-shell {
  position: relative;
  display: block;
}

.life-lab-select-shell::after {
  position: absolute;
  top: 50%;
  right: 0.85rem;
  width: 0.52rem;
  height: 0.52rem;
  content: "";
  border-right: 1.5px solid var(--life-muted);
  border-bottom: 1.5px solid var(--life-muted);
  transform: translateY(-68%) rotate(45deg);
  pointer-events: none;
}

.life-lab-control select {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  padding-right: 2.15rem;
}

.life-lab-control select option {
  color: #132019;
  background: #f7fbf6;
}

.theme-dark .life-lab-control select option,
:root.theme-dark .life-lab-control select option,
[data-theme="dark"] .life-lab-control select option {
  color: #f0fff4;
  background: #0b0f12;
}

.life-lab-control input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  border: 0;
  cursor: pointer;
}

.life-lab-control input[type="range"]::-webkit-slider-runnable-track {
  height: 2px;
  background: color-mix(in srgb, var(--life-accent) 28%, var(--life-line));
  border-radius: 999px;
}

.life-lab-control input[type="range"]::-moz-range-track {
  height: 2px;
  background: color-mix(in srgb, var(--life-accent) 28%, var(--life-line));
  border-radius: 999px;
}

.life-lab-control input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  margin-top: -8px;
  background: var(--life-accent);
  border: 2px solid var(--life-panel);
  border-radius: 50%;
}

.life-lab-control input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--life-accent);
  border: 2px solid var(--life-panel);
  border-radius: 50%;
}

.life-lab-control input[type="range"]:hover::-webkit-slider-thumb {
  background: color-mix(in srgb, var(--life-accent) 82%, var(--life-ink));
}

.life-lab-control input[type="range"]:hover::-moz-range-thumb {
  background: color-mix(in srgb, var(--life-accent) 82%, var(--life-ink));
}

.life-lab-invalid {
  border-color: var(--life-danger);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--life-danger) 18%, transparent);
}

.life-lab-command {
  padding: 0 0.9rem;
  color: var(--life-ink);
  background: transparent;
  border: 1px solid var(--life-line);
  border-radius: 6px;
}

.life-lab-controls > .life-lab-command {
  align-self: end;
}

.life-lab-command:hover {
  background: color-mix(in srgb, var(--life-accent) 10%, transparent);
}

.life-lab-command-warm {
  color: var(--life-ink);
  background: transparent;
  border-color: color-mix(in srgb, var(--life-warm) 44%, var(--life-line));
}

.life-lab-console .life-lab-command {
  min-height: 42px;
  color: var(--life-ink);
  background: transparent;
  border-color: var(--life-line);
}

.life-lab-console .life-lab-command:hover {
  border-color: color-mix(in srgb, var(--life-accent) 52%, var(--life-line));
}

@media (min-width: 760px) {
  .life-lab-root {
    grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr);
    padding: 1rem;
  }

  .life-lab-board-shell,
  .life-lab-canvas {
    min-height: 690px;
  }

  .life-lab-board-toolbar {
    right: auto;
  }

  .life-lab-signal {
    right: auto;
    min-width: 240px;
  }

  .life-lab-readouts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .life-lab-readout-main {
    grid-column: span 3;
  }

  .life-lab-rule-deck {
    grid-template-columns: repeat(4, 1fr);
  }

  .life-lab-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }

  .life-lab-control-wide {
    grid-column: 1 / -1;
  }
}