/* =====================================================
   DEV PANEL
   ===================================================== */
#dev-toggle-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 99999;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.2);
  background: rgba(20, 30, 20, 0.85);
  backdrop-filter: blur(12px);
  font-size: 32px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

#dev-toggle-btn:hover {
  transform: scale(1.1);
  border-color: rgba(100,255,120,0.5);
  box-shadow: 0 4px 24px rgba(0,200,60,0.3);
}

#dev-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 520px;
  height: 100vh;
  background: rgba(8, 16, 10, 0.96);
  backdrop-filter: blur(20px);
  border-left: 1px solid rgba(80,160,80,0.3);
  z-index: 99990;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: -8px 0 60px rgba(0,100,30,0.25);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#dev-panel.hidden {
  transform: translateX(100%);
}

#dev-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px;
  border-bottom: 1px solid rgba(80,160,80,0.2);
  font-family: 'RetroMario', sans-serif;
  font-size: 36px;
  color: #8df5a8;
}

#dev-close-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 32px;
  cursor: pointer;
  transition: color 0.2s;
  line-height: 1;
}

#dev-close-btn:hover { color: #ff6b6b; }

#dev-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px 32px;
  scrollbar-width: thin;
  scrollbar-color: rgba(80,160,80,0.3) transparent;
}

.dev-section {
  margin-bottom: 40px;
}

.dev-section h3 {
  font-size: 28px;
  font-family: 'RetroMario', sans-serif;
  color: #8df5a8;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(80,160,80,0.2);
  padding-bottom: 10px;
}

.dev-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.dev-row label {
  font-size: 24px;
  color: rgba(200,240,200,0.8);
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.dev-row input[type="number"],
.dev-row select {
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(80,160,80,0.3);
  border-radius: 8px;
  color: #fff;
  font-size: 20px;
  padding: 6px 12px;
  font-family: 'RetroMario', sans-serif;
}

.dev-row input[type="range"] {
  flex: 1;
  accent-color: #8df5a8;
  height: 6px;
  min-width: 120px;
}

.dev-row span {
  font-family: 'RetroMario', sans-serif;
  color: #ffe566;
  min-width: 50px;
  text-align: right;
}

.dev-toggle-row {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 24px;
  color: rgba(200,240,200,0.8);
  margin-bottom: 14px;
  cursor: pointer;
}

.dev-toggle-row input[type="checkbox"] {
  width: 28px;
  height: 28px;
  accent-color: #8df5a8;
  cursor: pointer;
}

.dev-btn {
  background: rgba(80,160,80,0.15);
  border: 1.5px solid rgba(80,160,80,0.35);
  color: #8df5a8;
  font-family: 'RetroMario', sans-serif;
  font-size: 26px;
  padding: 10px 24px;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  margin-right: 10px;
  margin-bottom: 10px;
}

.dev-btn:hover {
  background: rgba(80,160,80,0.3);
  border-color: rgba(130,220,130,0.6);
  transform: translateY(-2px);
}

/* ---- Dev Draggable ---- */
.dev-draggable {
  cursor: grab;
  pointer-events: auto !important;
}
.dev-draggable:active {
  cursor: grabbing;
}

/* ---- Layer Card ---- */
.dev-layer-card {
  background: rgba(40, 70, 40, 0.3);
  border: 1px solid rgba(80,160,80,0.25);
  border-radius: 14px;
  padding: 18px 22px;
  margin-bottom: 16px;
}

.dev-layer-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.dev-layer-title {
  font-family: 'RetroMario', sans-serif;
  font-size: 26px;
  color: #ffe566;
}

.dev-layer-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.dev-layer-controls button {
  background: rgba(80,160,80,0.15);
  border: 1px solid rgba(80,160,80,0.3);
  color: rgba(200,240,200,0.7);
  font-size: 22px;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.dev-layer-controls button:hover {
  background: rgba(80,160,80,0.3);
  color: #fff;
}

.dev-layer-prop {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 22px;
  color: rgba(200,240,200,0.7);
}

.dev-layer-prop input[type="range"] {
  flex: 1;
  accent-color: #ffe566;
  height: 4px;
}

.dev-layer-prop input[type="text"] {
  flex: 1;
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(80,160,80,0.3);
  border-radius: 8px;
  color: #fff;
  font-size: 20px;
  padding: 6px 12px;
  font-family: 'RetroMario', sans-serif;
}

.dev-layer-prop .prop-val {
  font-family: 'RetroMario', sans-serif;
  color: #8df5a8;
  min-width: 44px;
  text-align: right;
}

select#dev-level-select {
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(80,160,80,0.35);
  color: #8df5a8;
  font-size: 24px;
  padding: 8px 16px;
  border-radius: 10px;
  font-family: 'RetroMario', sans-serif;
  cursor: pointer;
  width: 100%;
  margin-top: 8px;
}

/* ---- Score Pop ---- */
.score-popup {
  position: absolute;
  font-family: 'RetroMario', sans-serif;
  font-size: 72px;
  color: #ffe566;
  text-shadow: 0 0 20px rgba(255,200,0,0.8), 0 3px 0 rgba(0,0,0,0.4);
  pointer-events: none;
  animation: score-pop-anim 0.8s ease-out forwards;
  z-index: 50;
  white-space: nowrap;
}

.need-energy-popup {
  position: relative;
  animation: need-energy-pop-anim 0.8s ease-out forwards;
}

@keyframes need-energy-pop-anim {
  0%   { opacity: 1; transform: translateY(0) scale(0.6); }
  30%  { opacity: 1; transform: translateY(-60px) scale(1.2); }
  100% { opacity: 0; transform: translateY(-200px) scale(0.8); }
}

@keyframes score-pop-anim {
  0%   { opacity: 1; transform: translateY(0) scale(0.6); }
  30%  { opacity: 1; transform: translateY(-60px) scale(1.2); }
  100% { opacity: 0; transform: translateY(-200px) scale(0.8); }
}

/* ---- Combo Indicator ---- */
#combo-display {
  position: absolute;
  bottom: 160px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'RetroMario', sans-serif;
  font-size: 100px;
  color: #ff9a3c;
  text-shadow: 0 0 40px rgba(255,120,0,0.7), 0 4px 0 rgba(0,0,0,0.5);
  pointer-events: none;
  z-index: 30;
  opacity: 0;
  transition: opacity 0.3s;
  white-space: nowrap;
}

#combo-display.visible {
  opacity: 1;
  animation: combo-pulse 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes combo-pulse {
  0%   { transform: translateX(-50%) scale(0.8); }
  50%  { transform: translateX(-50%) scale(1.15); }
  100% { transform: translateX(-50%) scale(1); }
}