/* The machine, the bench, the parts bin and the test controls. */

.stage {
  display: grid;
  grid-template-columns: minmax(320px, 35%) minmax(0, 1fr);
  gap: 14px;
  padding: 14px;
  min-height: 0;
}

/* --- machine ------------------------------------------------------------- */

.machine-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 10px;
  min-height: 0;
}

.machine {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 0;
  padding: 10px;
  border-radius: var(--radius);
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #10141f, #0a0d16);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 4%);
}

.backglass {
  flex: 0 0 auto;
  width: 100%;
  max-height: 120px;
}

.playfield {
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
}

.bg-panel {
  fill: #0d1120;
  stroke: #2a3350;
}

.bg-title {
  fill: var(--high);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 4px;
  text-anchor: middle;
  font-family: var(--font);
}

.bg-sub,
.bg-caption {
  fill: var(--ink-faint);
  font-size: 8px;
  letter-spacing: 2px;
  text-anchor: middle;
  font-family: var(--font);
}

.bg-caption {
  text-anchor: start;
  font-size: 9px;
}

/* score reels */
.reel__window {
  fill: #05070d;
  stroke: #303c5c;
}

.reel__strip {
  transition: transform 420ms cubic-bezier(0.22, 0.8, 0.3, 1);
}

.reduced-motion .reel__strip {
  transition: none;
}

.reel__digit {
  fill: #ffe6b0;
  font-family: var(--mono);
  font-size: 24px;
  text-anchor: middle;
  dominant-baseline: middle;
}

/* playfield art */
.pf-body {
  fill: #0b1020;
  stroke: #26304c;
  stroke-width: 2;
}

.pf-lane,
.pf-guide {
  fill: none;
  stroke: #232c46;
  stroke-width: 3;
  stroke-linecap: round;
}

.pf-ramp {
  fill: none;
  stroke: #1c2540;
  stroke-width: 6;
  stroke-linecap: round;
  opacity: 0.8;
}

.pf-arch {
  fill: none;
  stroke: #232c46;
  stroke-width: 3;
}

.pf-apron {
  fill: #121828;
  stroke: #26304c;
}

.pf-drain {
  fill: #05070d;
  stroke: #2a3350;
}

.pf-drain-label {
  fill: #4b5773;
  font-size: 8px;
  letter-spacing: 1.5px;
  text-anchor: middle;
  font-family: var(--font);
}

.pf-ball {
  fill: #dfe7f5;
  stroke: #8d9bb8;
  filter: drop-shadow(0 2px 3px rgb(0 0 0 / 60%));
}

/* parts, shared */
.part__label {
  font-size: 11px;
  letter-spacing: 0.8px;
  text-anchor: middle;
  fill: var(--ink-faint);
  font-family: var(--font);
  pointer-events: none;
}

.part--dead {
  opacity: 0.32;
}

.part--dead .part__label {
  display: none;
}

.part--target .part__label {
  fill: var(--live);
}

.part--target {
  filter: drop-shadow(0 0 6px color-mix(in srgb, var(--live) 40%, transparent));
}

/* lamps */
.lamp__halo {
  fill: transparent;
}

.lamp__insert {
  fill: #151c2e;
  stroke: #33405f;
}

.lamp__filament {
  fill: #2b3550;
}

.part--lamp.is-on .lamp__insert {
  fill: var(--gold);
  stroke: #fff2c4;
}

.part--lamp.is-on .lamp__filament {
  fill: #fffaf0;
}

.part--lamp.is-on .lamp__halo {
  fill: color-mix(in srgb, var(--gold) 16%, transparent);
}

.part--lamp.is-on {
  filter: drop-shadow(0 0 8px color-mix(in srgb, var(--gold) 65%, transparent));
}

[data-part='lamp.ballsave'].is-on .lamp__insert,
[data-part='lamp.lockA'].is-on .lamp__insert,
[data-part='lamp.lockB'].is-on .lamp__insert,
[data-part='lamp.lockC'].is-on .lamp__insert {
  fill: var(--cyan);
  stroke: #d4fbff;
}

[data-part='lamp.multiball'].is-on .lamp__insert {
  fill: var(--magenta);
  stroke: #ffd9f4;
}

[data-part='lamp.mystery'].is-on .lamp__insert {
  fill: var(--violet);
  stroke: #ece0ff;
}

[data-part='lamp.tilt'].is-on .lamp__insert,
[data-part='lamp.kickbackArmed'].is-on .lamp__insert {
  fill: var(--red);
  stroke: #ffdada;
}

[data-part='lamp.gameOn'].is-on .lamp__insert {
  fill: var(--green);
  stroke: #d8ffe8;
}

[data-part='lamp.bonus2x'].is-on .lamp__insert,
[data-part='lamp.bonus3x'].is-on .lamp__insert,
[data-part='lamp.bonus4x'].is-on .lamp__insert {
  fill: var(--lime);
  stroke: #eaffd6;
}

[data-part='lane.left'].is-on .lamp__insert,
[data-part='lane.right'].is-on .lamp__insert {
  fill: var(--high);
  stroke: #fff0d0;
}

/* bumpers */
.bumper__halo {
  fill: transparent;
}

.bumper__skirt {
  fill: #141b2c;
  stroke: #36415f;
}

.bumper__ring {
  fill: none;
  stroke: #46548a;
  stroke-width: 3;
}

.bumper__cap {
  fill: #2b3654;
}

.part--bumper.is-on .bumper__ring,
.part--bumper.is-hit .bumper__ring {
  stroke: var(--high);
}

.part--bumper.is-hit .bumper__skirt {
  fill: color-mix(in srgb, var(--high) 25%, #141b2c);
}

.part--bumper.is-hit {
  animation: pop 240ms ease-out;
}

@keyframes pop {
  0% {
    transform: scale(1);
  }
  35% {
    transform: scale(1.14);
  }
  100% {
    transform: scale(1);
  }
}

.part--bumper {
  transform-box: fill-box;
  transform-origin: center;
}

/* slingshots */
.sling__rubber {
  fill: #1a2235;
  stroke: #3d4a6d;
}

.sling__kicker {
  fill: #2b3654;
}

.sling__arm {
  transition: transform 70ms ease-out;
  transform-box: fill-box;
  transform-origin: center;
}

.part--sling.is-hit .sling__arm {
  transform: scale(1.5);
}

.part--sling.is-hit .sling__rubber {
  fill: color-mix(in srgb, var(--high) 30%, #1a2235);
  stroke: var(--high);
}

/* flippers */
.flipper__bar {
  fill: #31405f;
  stroke: #5b6c92;
}

.flipper__pivot {
  fill: #0d1320;
  stroke: #5b6c92;
}

.flipper__bat {
  transition: transform 55ms ease-out;
}

.part--flipper.is-on .flipper__bar {
  fill: var(--high);
  stroke: #ffe3ac;
}

/* drop targets: the letter slides down the slot and under the playfield lip */
.target__hole {
  fill: #05070d;
  stroke: #1a2438;
}

.target__lip {
  fill: #0b1020;
  stroke: #26304c;
}

.target__face {
  fill: #1d2639;
  stroke: #42507a;
}

.target__letter {
  fill: #e7eefc;
  font-size: 15px;
  font-weight: 800;
  text-anchor: middle;
  font-family: var(--font);
  pointer-events: none;
}

.target__body {
  transition: transform 280ms cubic-bezier(0.55, 0.05, 0.75, 0.2);
}

.is-down .target__body {
  transform: translateY(26px);
}

.is-down .target__hole {
  fill: #03050a;
}

.part--target.is-on .target__face,
.part--target.is-hit .target__face {
  stroke: var(--high);
}

/* coils */
.coil__body {
  fill: #1a2235;
  stroke: #41507a;
}

.coil__winding {
  stroke: #46548a;
  stroke-width: 1.4;
}

.coil__rod {
  fill: #7c8cb0;
}

.coil__plunger {
  transition: transform 60ms ease-out;
}

.part--coil.is-hit .coil__plunger,
.part--coil.is-on .coil__plunger {
  transform: translateX(9px);
}

.part--coil.coil--up.is-hit .coil__plunger,
.part--coil.coil--up.is-on .coil__plunger {
  transform: translateY(-9px);
}

.part--coil.is-hit .coil__body,
.part--coil.is-on .coil__body {
  fill: color-mix(in srgb, var(--high) 35%, #1a2235);
  stroke: var(--high);
}

/* spinner toy */
.toy__rim {
  fill: #101728;
  stroke: #46548a;
  stroke-width: 2;
}

.toy__spoke {
  stroke: #3a476d;
  stroke-width: 2;
}

.toy__hub {
  fill: #5b6c92;
}

.toy__wheel {
  transform-box: fill-box;
  transform-origin: center;
}

.part--toy.is-spinning .toy__wheel {
  animation: spin 900ms linear infinite;
}

.part--toy.is-spinning .toy__rim {
  stroke: var(--high);
}

.reduced-motion .part--toy.is-spinning .toy__wheel {
  animation-duration: 3s;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- test controls ------------------------------------------------------- */

.tc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 6px;
}

.tc {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 11px;
  border-radius: 9px;
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #1d2438, #161c2c);
  cursor: pointer;
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  transition: border-color 120ms ease, background 120ms ease, transform 60ms ease;
  touch-action: none;
}

.tc:hover {
  border-color: #46548a;
}

.tc.is-on {
  border-color: var(--high);
  background: linear-gradient(180deg, #3a2f18, #2a2213);
  color: var(--high-soft);
}

.tc--hold:active {
  transform: translateY(2px);
}

.tc__state {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-faint);
  white-space: nowrap;
}

.tc.is-on .tc__state {
  color: var(--high);
}

/* --- bench panel --------------------------------------------------------- */

.bench-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  min-height: 0;
}

.build-view {
  display: grid;
  grid-template-areas:
    'briefing'
    'hint'
    'bench'
    'bar'
    'status';
  grid-template-rows: auto auto minmax(0, 1fr) auto auto;
  gap: 10px;
  min-height: 0;
  overflow: auto;
}

/* Hidden hint is display:none, so drop its track instead of leaving a gap. */
.build-view:not(:has(.hint:not([hidden]))) {
  grid-template-areas:
    'briefing'
    'bench'
    'bar'
    'status';
  grid-template-rows: auto minmax(0, 1fr) auto auto;
}

.briefing {
  grid-area: briefing;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #151b2b, #11151f);
}

.briefing__title {
  font-size: 17px;
  letter-spacing: 0.01em;
}

.briefing__story {
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-dim);
}

.briefing__goal {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.45;
}

.briefing__goal strong {
  color: var(--high);
}

.briefing__note {
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-faint);
  border-left: 2px solid var(--edge);
  padding-left: 9px;
}

.briefing__toggle {
  margin-top: 9px;
  background: none;
  border: none;
  padding: 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--live);
  cursor: pointer;
}

.briefing__table {
  margin-top: 10px;
  overflow: auto;
}

.goal-table {
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 11px;
}

.goal-table th,
.goal-table td {
  border: 1px solid var(--edge);
  padding: 3px 9px;
  text-align: center;
}

.goal-table th {
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  font-family: var(--font);
  text-transform: uppercase;
}

.goal-table .gt__out {
  background: #141a2a;
}

.goal-table td.v1 {
  color: var(--high);
}

.goal-table td.v0 {
  color: var(--ink-faint);
}

.goal-steps {
  display: grid;
  gap: 4px;
  padding-left: 18px;
  font-size: 12px;
  color: var(--ink-dim);
}

.goal-steps__want {
  color: var(--high);
  font-family: var(--mono);
  font-size: 11px;
  margin-left: 8px;
}

/* hint card */
.hint {
  grid-area: hint;
  padding: 10px 13px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--live) 40%, var(--edge));
  background: color-mix(in srgb, var(--live) 7%, var(--panel));
}

.hint__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
}

.hint__tier {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--live);
}

.hint__count {
  font-size: 10px;
  color: var(--ink-faint);
}

.hint__text {
  font-size: 13px;
  line-height: 1.5;
}

/* bench frame */
.bench-wrap {
  grid-area: bench;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #0f1421, #0a0e18);
  padding: 8px 10px 4px;
}

.bench-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.bench-head .panel__title {
  margin: 0;
}

.signal-test {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  min-width: 0;
}

.signal-test__label {
  font-size: 12px;
  font-weight: 650;
  color: var(--ink-dim);
  white-space: nowrap;
}

.signal-test__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 7px;
  border: 1px solid var(--edge);
  background: var(--panel-2);
  color: var(--ink);
  font-size: 12px;
  font-weight: 650;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
}

.signal-test__cycle {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}

.signal-test__btn:hover {
  background: #232b44;
  border-color: #3a4666;
}

.signal-test__btn:active {
  transform: translateY(1px);
}

.signal-test__repeat[aria-pressed='true'] {
  background: var(--live);
  border-color: #8ef3ff;
  color: #042026;
}

.signal-test__repeat[aria-pressed='false'] {
  background: transparent;
  border-style: dashed;
  color: var(--ink-faint);
}

.signal-test__readout {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.3;
}

.signal-test__count {
  font-variant-numeric: tabular-nums;
  color: var(--ink-faint);
  white-space: nowrap;
}

.signal-test__bits {
  color: var(--ink);
  white-space: nowrap;
}

.signal-test.is-paused .signal-test__readout {
  opacity: 0.4;
}

.bench-host {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
}

.bench {
  width: 100%;
  height: 100%;
  touch-action: none;
}

.bench-work {
  fill: #0b101c;
  stroke: #1c2434;
  stroke-dasharray: 5 6;
}

.bench-rail-label {
  fill: var(--ink-faint);
  font-size: 9px;
  letter-spacing: 1.6px;
  text-anchor: middle;
  font-family: var(--font);
  text-transform: uppercase;
}

/* terminals */
.terminal__box {
  fill: #161d2e;
  stroke: #3a476d;
  cursor: pointer;
}

.terminal__label {
  fill: #cdd8f0;
  font-size: 11px;
  font-weight: 650;
  text-anchor: middle;
  font-family: var(--font);
}

.terminal__note {
  fill: var(--ink-faint);
  font-size: 9px;
  text-anchor: middle;
  font-family: var(--font);
}

.terminal__lead {
  stroke: #3a476d;
  stroke-width: 2;
}

.terminal--output .terminal__box {
  fill: #1a1c2e;
}

/* pins */
.pin__hit {
  fill: transparent;
  cursor: crosshair;
}

.pin__dot {
  fill: #2c3757;
  stroke: #5d6d94;
  stroke-width: 1.5;
  pointer-events: none;
  transition: fill 90ms linear;
}

.pin.is-high .pin__dot {
  fill: var(--high);
  stroke: #ffe3ac;
}

.pin.is-pending .pin__dot {
  fill: var(--live);
  stroke: #fff;
  r: 7;
}

.bench.is-wiring .pin--in .pin__dot,
.bench.is-wiring .terminal--output .terminal__box {
  stroke: var(--live);
}

.bench.is-wiring .terminal--output .terminal__box {
  fill: color-mix(in srgb, var(--live) 12%, #1a1c2e);
}

/* gates */
.gate__body {
  fill: #1e2840;
  stroke: #4a5a86;
  stroke-width: 1.5;
  cursor: grab;
}

.gate--fixed .gate__body {
  stroke-dasharray: 4 3;
  cursor: default;
}

.gate.is-selected .gate__body {
  stroke: var(--live);
  stroke-width: 2.5;
}

.gate__label {
  fill: #dbe4f7;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-anchor: middle;
  font-family: var(--font);
  pointer-events: none;
}

.glyph__body {
  fill: #0e1524;
  stroke: #8ea2cd;
  stroke-width: 1.6;
}

.glyph__arc {
  fill: none;
  stroke: #8ea2cd;
  stroke-width: 1.6;
}

.glyph__bubble {
  fill: #0e1524;
  stroke: #8ea2cd;
  stroke-width: 1.4;
}

.gate__remove-dot {
  fill: #2a1a24;
  stroke: #6d3b4c;
  cursor: pointer;
  opacity: 0;
  transition: opacity 120ms ease;
}

.gate__remove-x {
  fill: #ff9fb0;
  font-size: 13px;
  text-anchor: middle;
  font-family: var(--font);
  pointer-events: none;
  opacity: 0;
  transition: opacity 120ms ease;
}

.gate:hover .gate__remove-dot,
.gate:hover .gate__remove-x,
.gate.is-selected .gate__remove-dot,
.gate.is-selected .gate__remove-x {
  opacity: 1;
}

.gate.is-hinted .gate__body,
.slot.is-hinted .slot__box,
.terminal.is-hinted .terminal__box {
  stroke: var(--live);
  stroke-width: 2.5;
  animation: hintPulse 1.2s ease-in-out infinite;
}

@keyframes hintPulse {
  0%,
  100% {
    stroke-opacity: 0.35;
  }
  50% {
    stroke-opacity: 1;
  }
}

/* sockets */
.slot__box {
  fill: #0d1422;
  stroke: #46548a;
  stroke-width: 1.6;
  stroke-dasharray: 6 5;
  cursor: pointer;
}

.slot__hint {
  fill: #4f5d85;
  font-size: 9px;
  letter-spacing: 1.5px;
  text-anchor: middle;
  text-transform: uppercase;
  font-family: var(--font);
  pointer-events: none;
}

.slot__pin {
  fill: #232e4a;
  stroke: #46548a;
  pointer-events: none;
}

.slot--filled {
  display: none;
}

.slot.is-available .slot__box {
  stroke: var(--live);
  stroke-dasharray: none;
  fill: color-mix(in srgb, var(--live) 10%, #0d1422);
}

.spot__box {
  fill: transparent;
  stroke: transparent;
  cursor: pointer;
}

.bench.is-armed .spot__box {
  stroke: #2c3757;
  stroke-dasharray: 4 6;
}

.bench.is-armed .spot__box:hover {
  stroke: var(--live);
}

/* wires */
.wire__line {
  fill: none;
  stroke: var(--dark);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 3 5;
  pointer-events: none;
}

.wire__hit {
  fill: none;
  stroke: transparent;
  stroke-width: 14;
  cursor: pointer;
}

.wire--fixed .wire__hit {
  cursor: default;
}

.wire.is-low .wire__line {
  stroke: var(--low);
  stroke-width: 2;
  stroke-dasharray: 5 4;
}

.wire.is-high .wire__line {
  stroke: var(--high);
  stroke-width: 3;
  stroke-dasharray: none;
  filter: drop-shadow(0 0 4px color-mix(in srgb, var(--high) 60%, transparent));
}

.wire:not(.wire--fixed):hover .wire__line {
  stroke: var(--bad);
  stroke-dasharray: 2 4;
}

.pending-wire {
  fill: none;
  stroke: var(--live);
  stroke-width: 2.5;
  stroke-dasharray: 7 5;
  pointer-events: none;
}

.flow-dot {
  fill: var(--low);
  opacity: 0;
  pointer-events: none;
}

.flow-dot.is-high {
  fill: #fff4dd;
  filter: drop-shadow(0 0 5px var(--high));
}

.value-badge {
  fill: var(--ink-faint);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  text-anchor: middle;
  pointer-events: none;
}

.value-badge.is-high {
  fill: var(--high);
}

/* drag ghost */
.ghost {
  pointer-events: none;
  opacity: 0.85;
}

.ghost__body {
  fill: #25304d;
  stroke: var(--live);
  stroke-width: 2;
}

.ghost__label {
  fill: #dbe4f7;
  font-size: 11px;
  font-weight: 700;
  text-anchor: middle;
  font-family: var(--font);
}

/* --- bench bar ----------------------------------------------------------- */

.bench-bar {
  grid-area: bar;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: stretch;
  min-height: min-content;
}

.chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.chip {
  display: grid;
  grid-template-columns: auto auto auto;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 2px 8px;
  padding: 7px 12px 7px 9px;
  border-radius: 10px;
  border: 1px solid var(--edge);
  background: linear-gradient(180deg, #1d2438, #151b2b);
  cursor: grab;
  text-align: left;
  transition: border-color 120ms ease, transform 80ms ease, background 120ms ease;
  touch-action: none;
}

.chip:hover {
  border-color: #56669a;
  transform: translateY(-1px);
}

.chip.is-armed {
  border-color: var(--live);
  background: color-mix(in srgb, var(--live) 12%, #1d2438);
}

.chip.is-empty {
  opacity: 0.4;
  cursor: not-allowed;
}

.chip__symbol {
  grid-row: span 2;
  width: 34px;
  height: 24px;
}

.glyph--chip .glyph__body,
.glyph--chip .glyph__arc,
.glyph--chip .glyph__bubble {
  stroke: #b9c9ea;
}

.chip__name {
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.06em;
}

.chip__count {
  grid-row: span 2;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--high);
  padding-left: 4px;
  border-left: 1px solid var(--edge);
  padding: 2px 0 2px 8px;
}

.chip__blurb {
  grid-column: 2;
  font-size: 10px;
  color: var(--ink-faint);
  max-width: 190px;
  line-height: 1.25;
}

.actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
  flex-shrink: 0;
}

.actions .btn {
  white-space: nowrap;
}

/* status */
.status {
  grid-area: status;
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 9px;
  border: 1px solid var(--edge-soft);
  background: #0e1220;
  font-size: 12.5px;
  color: var(--ink-dim);
}

.status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 auto;
  background: var(--ink-faint);
}

.status__dot--info {
  background: var(--live);
}

.status__dot--warn {
  background: var(--warn);
}

.status__dot--good {
  background: var(--good);
}

.status[data-tone='warn'] {
  border-color: color-mix(in srgb, var(--warn) 40%, var(--edge));
  color: #ffd3b4;
}

.status[data-tone='good'] {
  border-color: color-mix(in srgb, var(--good) 40%, var(--edge));
  color: #c7ffdf;
}

.status__action {
  margin-left: auto;
  padding: 4px 10px;
  border-radius: 7px;
  border: 1px solid var(--edge);
  background: var(--panel-2);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

/* --- free play ----------------------------------------------------------- */

.freeplay-view {
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr) auto;
  gap: 12px;
  align-content: start;
  padding: 18px 20px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--magenta) 30%, var(--edge));
  background: linear-gradient(180deg, #171327, #0d1019);
}

.freeplay__title {
  font-size: 22px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--magenta);
}

.freeplay__body {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-dim);
  max-width: 62ch;
}

.freeplay__count {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--high);
}

.freeplay__cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  min-height: 0;
}

.freeplay__list,
.freeplay__log {
  display: grid;
  gap: 4px;
  padding: 0;
  list-style: none;
  font-size: 12px;
  color: var(--ink-dim);
}

.freeplay__list strong {
  color: var(--ink);
}

.freeplay__log li {
  font-family: var(--mono);
  color: var(--ink-faint);
  transition: color 200ms ease;
}

.freeplay__log li.is-latest {
  color: var(--high);
}

.freeplay-view .btn {
  justify-self: start;
}

/* --- pinball terms ------------------------------------------------------- */

.term {
  color: var(--live);
  text-decoration-line: underline;
  text-decoration-color: var(--live);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
  text-decoration-skip-ink: none;
  cursor: help;
  border-radius: 3px;
  padding: 0 0.08em;
}

.term:hover,
.term:focus-visible,
.term.is-open {
  background: color-mix(in srgb, var(--live) 18%, transparent);
  text-decoration-thickness: 2px;
}

.term-tip {
  position: fixed;
  inset: auto;
  z-index: 80;
  box-sizing: border-box;
  width: max-content;
  max-width: 16rem;
  margin: 0;
  padding: 8px 10px 8px 12px;
  border: 1px solid var(--edge);
  border-left: 3px solid var(--live);
  border-radius: 8px;
  background: #121826;
  color: var(--ink);
  box-shadow: var(--shadow);
  font: 12.5px/1.45 var(--font);
  pointer-events: none;
  overflow: visible;
}

/* --- short screens ------------------------------------------------------- */

/* 11" Chromebooks are wide enough for the two columns but only about 600–768px
   tall once the browser chrome is in. The bench is the only flexible row, so a
   hint card (or an open truth table) was shrinking the circuit to a postage
   stamp. Floor that row and scroll the column instead. Lay the action buttons
   in a row so they stop stretching the parts bin, and let a long briefing
   scroll inside itself. */

@media (max-height: 820px) {
  .build-view {
    gap: 8px;
    grid-template-rows: minmax(7.75rem, auto) auto minmax(290px, 1fr) minmax(min-content, auto) auto;
  }

  .build-view:not(:has(.hint:not([hidden]))) {
    grid-template-rows: minmax(7.75rem, auto) minmax(290px, 1fr) minmax(min-content, auto) auto;
  }

  /* Keep the job and Show every case on screen. The note and the truth table
     scroll inside the card, and the bench row below will not give up its floor. */
  .briefing {
    display: flex;
    flex-direction: column;
    min-height: 0;
    max-height: 7.75rem;
    overflow: auto;
  }

  .briefing__title,
  .briefing__story,
  .briefing__goal,
  .briefing__toggle {
    flex-shrink: 0;
  }

  .briefing__toggle {
    order: 4;
  }

  .briefing__note,
  .briefing__table {
    order: 5;
    flex-shrink: 0;
  }

  /* A clipped first line of the note reads as stray text under the button.
     Start the note on the next scroll instead. */
  .briefing__note {
    margin-top: 1.4rem;
  }

  .bench-bar {
    align-items: center;
  }

  .bench-bar .actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  /* Blurbs wrap the parts bin onto extra rows and shove the buttons off a
     short window. The gate name still says what it is. */
  .chip__blurb {
    display: none;
  }
}

/* --- narrow screens ------------------------------------------------------ */

@media (max-width: 1100px) {
  .app {
    height: auto;
  }

  .stage {
    grid-template-columns: 1fr;
  }

  .machine-panel {
    grid-template-rows: auto auto;
  }

  .playfield {
    max-height: 62vh;
  }

  .bench-host {
    min-height: 340px;
  }

  .topbar {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 60ms !important;
  }

  .part--toy.is-spinning .toy__wheel {
    animation: spin 3s linear infinite !important;
  }
}