/* ════════════════════════════════════════════════════════════
 * SKIN: ENGINE ROOM — The Service Bay
 * Dark red/orange, heat shimmer, oil-stained metal
 * A working space. The device is a diagnostic terminal.
 * ════════════════════════════════════════════════════════════ */

.skin-engine-room {
  --skin-bg: #0d0300;
  --skin-accent: #ff6020;
  --skin-accent-bright: #ff8040;
  --skin-accent-dim: #8a3010;
  --skin-border: #4a1808;
  --skin-text: #8a3010;
  --skin-text-bright: #ff6020;
  --skin-panel-bg: rgba(13,3,0,0.88);
  --skin-verb-bg: #0a0400;
  --skin-font: 'Courier New', monospace;
}

/* Verb bar — industrial warning-stripe aesthetic */
.skin-engine-room #verb-bar {
  background: linear-gradient(to bottom, #0a0400, #1a0600);
  border-top: 2px solid #4a1808;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.7), inset 0 1px 0 rgba(255,96,32,0.08);
}

.skin-engine-room .verb-btn {
  color: #8a3010;
  font-family: 'Courier New', monospace;
  letter-spacing: 0.5px;
  font-weight: bold;
  transition: color 0.1s, background 0.1s;
}

.skin-engine-room .verb-btn:hover {
  color: #ff6020;
  background: rgba(74,24,8,0.4);
}

.skin-engine-room .verb-btn.selected {
  color: #ff8040;
  background: rgba(255,96,32,0.15);
  text-shadow: 0 0 4px #ff6020;
}

/* Status bar — warning display */
.skin-engine-room #status-bar {
  background: rgba(13,3,0,0.9);
  border-bottom: 1px solid #4a1808;
  color: #ff6020;
  text-shadow: 0 0 3px rgba(255,96,32,0.3);
}

/* Inventory — gauge-style readouts */
.skin-engine-room .inv-item {
  background: rgba(13,3,0,0.88);
  border: 1px solid #4a1808;
  color: #ff6020;
  text-shadow: 0 0 2px rgba(255,96,32,0.3);
}

.skin-engine-room .inv-item.empty {
  color: #3a1004;
  border-color: #1a0600;
}

/* Dialogue — warning-sticker panel */
.skin-engine-room #dialogue-panel {
  background: #0d0300;
  border: 2px solid #4a1808;
  box-shadow: 4px 4px 16px rgba(0,0,0,0.8), 0 0 12px rgba(255,96,32,0.1);
}

.skin-engine-room #dialogue-header {
  background: linear-gradient(to bottom, #1a0600, #2a0a02);
  color: #ff8040;
  border-bottom: 1px solid #4a1808;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.skin-engine-room .dialogue-option:hover {
  background: rgba(255,96,32,0.15);
  color: #ff8040;
}

/* Speech bubbles — caution-tag style */
.skin-engine-room .speech-bubble {
  background: rgba(13,3,0,0.92);
  border: 1px solid #8a3010;
  color: #ff6020;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.6), 0 0 4px rgba(255,96,32,0.1);
}

.skin-engine-room .speech-bubble::before {
  border-top-color: #8a3010;
}

/* CRT overlay — amber/red warning hue */
.skin-engine-room #crt-overlay {
  background: repeating-linear-gradient(
    0deg,
    rgba(0,0,0,0) 0px,
    rgba(0,0,0,0) 2px,
    rgba(255,80,20,0.12) 3px,
    rgba(255,80,20,0.12) 4px
  );
}

/* Verb line */
.skin-engine-room #verb-line {
  color: #ff6020;
  text-shadow: 1px 1px 0 #000;
  letter-spacing: 1px;
}

/* Response box */
.skin-engine-room #response-box {
  background: rgba(13,3,0,0.92);
  border: 1px solid #8a3010;
  color: #ff6020;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.6);
}

/* Location indicator */
.skin-engine-room #location-indicator {
  color: #8a3010;
  letter-spacing: 1px;
}

/* Overall warm tint */
.skin-engine-room #game-container {
  cursor: pointer;
}

/* Ambient vibration effect — subtle shake */
@keyframes engineVibration {
  0%, 100% { transform: translate(0, 0); }
  25% { transform: translate(0.3px, -0.2px); }
  50% { transform: translate(-0.2px, 0.3px); }
  75% { transform: translate(0.2px, 0.1px); }
}

.skin-engine-room #scene-canvas {
  animation: engineVibration 0.15s infinite;
}