:root {
  --lobby-w: 800px;
  --lobby-h: 500px;
  --lobby-bg: #f2e6d0;

  --lift-w: 110px;
  --lift-h: 230px;
  --lift-y: 159px;
  --lift-left-x: 235px;
  --lift-right-x: 495px;

  --lift-interior-bg: #2a2420;
  --lift-frame-flash: #ffcf5c;

  --door-bg: #d9c8a8;
  --door-edge: #8a7a5a;

  --led-w: 52px;
  --led-h: 22px;
  --led-gap: 6px;
  --led-bg: #1a1412;
  --led-color: #ff8a3a;

  --button-x: 408px;
  --button-y: 229px;
  --button-w: 28px;
  --button-h: 44px;

  --char-w: 202px;
  --char-h: 322px;
  --char-start-x: 20px;
  --char-start-y: 180px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  margin: 0;
  background: #1a1a1a;
  font-family: system-ui, sans-serif;
  overflow: hidden;
}

.lobby {
  position: fixed;
  top: 50%;
  left: 50%;
  width: var(--lobby-w);
  height: var(--lobby-h);
  background-color: var(--lobby-bg);
  background-image: url('lobby.png');
  background-size: cover;
  background-position: center;
  overflow: hidden;
  transform-origin: center center;
  transform: translate(-50%, -50%);
}

.lobby-floor-plaque {
  position: absolute;
  top: 116px;
  left: 396px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e4c78d 0%, #c9a65f 45%, #a88140 100%);
  color: #3a2a14;
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.5px;
  border-radius: 3px;
  border: 1px solid #6a4a2a;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.35),
    inset 0 1px 1px rgba(255, 255, 255, 0.45),
    inset 0 -1px 1px rgba(0, 0, 0, 0.2);
  z-index: 4;
  pointer-events: none;
}

.lift-wrap {
  position: absolute;
  top: calc(var(--lift-y) - var(--led-h) - var(--led-gap));
  width: var(--lift-w);
}

#lift-left {
  left: var(--lift-left-x);
}

#lift-right {
  left: var(--lift-right-x);
}

.lift-led {
  width: var(--led-w);
  height: var(--led-h);
  margin: 0 auto var(--led-gap);
  background: var(--led-bg);
  color: var(--led-color);
  font-family: ui-monospace, Menlo, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  border: 1px solid #000;
  box-shadow: inset 0 0 4px rgba(0, 0, 0, 0.7);
}

.lift-frame {
  position: relative;
  width: var(--lift-w);
  height: var(--lift-h);
  border: 3px solid var(--door-edge);
  border-radius: 3px;
  overflow: hidden;
  background: var(--lift-interior-bg);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  box-shadow:
    0 3px 8px rgba(0, 0, 0, 0.45),
    inset 0 0 0 1px rgba(255, 240, 210, 0.06);
}

.lift-frame.flash {
  box-shadow: 0 0 28px 8px var(--lift-frame-flash);
  border-color: var(--lift-frame-flash);
}

.lift-interior {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 30%, #4a3826 0%, #2a2018 75%),
    #221a12;
}

.door {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    #e6d3a6 0%,
    #d9c8a0 40%,
    #c5b082 100%
  );
  transition: transform 1s ease-in-out;
}

.door::before,
.door::after {
  content: '';
  position: absolute;
  left: 14%;
  right: 14%;
  height: 1px;
  background: rgba(90, 65, 30, 0.28);
}

.door::before {
  top: 18%;
}

.door::after {
  bottom: 18%;
}

.door-left {
  left: 0;
  border-right: 2px solid rgba(60, 45, 20, 0.4);
  box-shadow:
    inset 3px 0 5px rgba(255, 250, 230, 0.28),
    inset -1px 0 2px rgba(0, 0, 0, 0.25);
}

.door-right {
  left: 50%;
  border-left: 2px solid rgba(60, 45, 20, 0.4);
  box-shadow:
    inset -3px 0 5px rgba(255, 250, 230, 0.28),
    inset 1px 0 2px rgba(0, 0, 0, 0.25);
}

.door-left.open {
  transform: translateX(-100%);
}

.door-right.open {
  transform: translateX(100%);
}

.button {
  position: absolute;
  left: var(--button-x);
  top: var(--button-y);
  width: var(--button-w);
  height: var(--button-h);
  background: linear-gradient(to bottom, #e6d3a6 0%, #d4bd8a 55%, #bfa474 100%);
  border: 2px solid var(--door-edge);
  border-radius: 4px;
  padding: 3px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  z-index: 3;
  box-shadow:
    0 2px 5px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 250, 230, 0.4),
    inset 0 -1px 1px rgba(0, 0, 0, 0.2);
}

.btn-arrow {
  width: 55%;
  height: 35%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(to bottom, #a88145 0%, #7a5a28 100%);
  color: #f2dba4;
  font-size: 10px;
  line-height: 1;
  border-radius: 2px;
  border: 1px solid rgba(60, 42, 18, 0.55);
  box-shadow:
    inset 0 1px 0 rgba(255, 220, 160, 0.25),
    0 1px 1px rgba(0, 0, 0, 0.25);
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease, color 0.15s ease;
}

.button.awaiting {
  animation: button-pulse 1.2s ease-in-out infinite;
}

.button.awaiting .btn-arrow {
  cursor: pointer;
}

.button.awaiting .btn-arrow:hover {
  background: linear-gradient(to bottom, #c2974f 0%, #8a6b2c 100%);
}

@keyframes button-pulse {
  0%,
  100% {
    box-shadow:
      0 2px 5px rgba(0, 0, 0, 0.35),
      inset 0 1px 0 rgba(255, 250, 230, 0.4),
      inset 0 -1px 1px rgba(0, 0, 0, 0.2);
  }
  50% {
    box-shadow:
      0 0 14px 4px rgba(255, 208, 80, 0.75),
      inset 0 1px 0 rgba(255, 250, 230, 0.4),
      inset 0 -1px 1px rgba(0, 0, 0, 0.2);
  }
}

.btn-arrow.pressed {
  background: linear-gradient(to bottom, #ffe17a 0%, #d6a32a 100%);
  color: #3a2410;
  transform: scale(1.12);
  box-shadow:
    inset 0 0 6px rgba(255, 235, 180, 0.7),
    0 0 5px rgba(255, 208, 80, 0.55);
}

.character {
  position: absolute;
  left: var(--char-start-x);
  top: var(--char-start-y);
  width: var(--char-w);
  height: var(--char-h);
  cursor: pointer;
  opacity: 1;
  transform: translate(0, 0);
  transform-origin: bottom center;
  transition: transform 1.5s ease-in-out, opacity 1s ease-in-out;
}

.character.fading {
  opacity: 0;
}

.character-canvas {
  width: 100%;
  height: 100%;
  pointer-events: none;
  transition: transform 0.2s ease-in-out;
}

.character-canvas.flipped {
  transform: scaleX(-1);
}

.click-hint {
  position: absolute;
  left: 105px;
  top: 130px;
  width: 32px;
  height: 32px;
  z-index: 10;
  color: #c9a65f;
  pointer-events: none;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5));
  animation: hint-bob 1.5s ease-in-out infinite;
}

.click-hint svg {
  width: 100%;
  height: 100%;
  display: block;
}

@keyframes hint-bob {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.7;
  }
  50% {
    transform: translateY(-8px);
    opacity: 1;
  }
}

.settings {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 100;
}

.settings-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e4c78d 0%, #c9a65f 50%, #a88140 100%);
  border: 1px solid #6a4a2a;
  color: #3a2a14;
  border-radius: 4px;
  cursor: pointer;
  box-shadow:
    0 2px 5px rgba(0, 0, 0, 0.4),
    inset 0 1px 1px rgba(255, 255, 255, 0.45),
    inset 0 -1px 1px rgba(0, 0, 0, 0.2);
  transition: filter 0.15s ease, transform 0.15s ease;
}

.settings-icon:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.settings-icon:active {
  transform: translateY(0);
}

.settings-panel {
  position: absolute;
  top: 50px;
  right: 0;
  width: 280px;
  max-height: calc(100vh - 76px);
  overflow-y: auto;
  background: linear-gradient(to bottom, #f0dcab 0%, #d4bd8a 100%);
  border: 2px solid #6a4a2a;
  border-radius: 4px;
  padding: 14px 14px 10px;
  color: #3a2410;
  font-family: system-ui, -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.4;
  box-shadow:
    0 6px 16px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 250, 230, 0.45);
}

.settings-panel h3 {
  font-size: 13px;
  margin: 0 0 6px 0;
  font-family: Georgia, serif;
  font-weight: 700;
  letter-spacing: 0.4px;
  border-bottom: 1px solid rgba(60, 42, 18, 0.35);
  padding-bottom: 6px;
}

.settings-intro {
  font-size: 11px;
  color: rgba(58, 36, 16, 0.8);
  margin: 0 0 10px 0;
  font-style: italic;
}

.algo-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px;
  margin: 2px 0;
  border-radius: 3px;
  cursor: pointer;
  transition: background 0.12s ease;
}

.algo-option:hover {
  background: rgba(106, 74, 42, 0.12);
}

.algo-option input[type='radio'] {
  margin-top: 3px;
  accent-color: #8a5e22;
}

.algo-option strong {
  display: block;
  font-size: 12px;
  color: #3a2410;
}

.algo-option .desc {
  display: block;
  font-size: 11px;
  color: rgba(58, 36, 16, 0.75);
  margin-top: 1px;
}

.edit-controls {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  display: flex;
  gap: 8px;
}

.edit-controls button {
  padding: 8px 14px;
  font-family: system-ui, sans-serif;
  font-size: 13px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  border: 1px solid #555;
  border-radius: 4px;
  cursor: pointer;
}

.edit-controls button:hover {
  background: rgba(0, 0, 0, 0.9);
}

#edit-overlay {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.82);
  color: #6fe27a;
  padding: 10px 12px;
  font-family: ui-monospace, Menlo, monospace;
  font-size: 12px;
  line-height: 1.55;
  border-radius: 4px;
  pointer-events: none;
  white-space: pre;
}

body.edit-mode .lift-wrap,
body.edit-mode .button,
body.edit-mode .character,
body.edit-mode .lobby-floor-plaque {
  outline: 2px dashed #ff2fd0;
  outline-offset: 3px;
  cursor: grab;
  pointer-events: auto;
}

body.edit-mode .lift-wrap:active,
body.edit-mode .button:active,
body.edit-mode .character:active,
body.edit-mode .lobby-floor-plaque:active {
  cursor: grabbing;
}