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

body {
  overflow: hidden;
  background: #0a0a0a;
  font-family: 'JetBrains Mono', monospace;
}

#canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  /* For fixed resolutions, JS will override these and center the canvas */
}

/* When using fixed resolution, center the canvas */
#canvas.fixed-resolution {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.controls {
  position: fixed;
  top: 20px;
  right: 20px;
  background: rgba(15, 15, 30, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 0;
  min-width: 300px;
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  z-index: 1000;
  max-height: calc(100vh - 40px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.controls-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
}

.controls-header h2 {
  font-size: 14px;
  font-weight: 500;
  color: #e0e0e0;
  letter-spacing: 0.5px;
}

.header-buttons {
  display: flex;
  gap: 6px;
}

.toggle-btn, .hide-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  transition: background 0.2s;
}

.toggle-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.hide-btn {
  font-size: 14px;
}

.hide-btn:hover {
  background: rgba(255, 100, 100, 0.3);
}

.controls.hidden {
  display: none !important;
}

.controls-body {
  padding: 16px 20px;
  overflow-y: auto;
  max-height: calc(100vh - 120px);
}

.controls-body::-webkit-scrollbar {
  width: 6px;
}

.controls-body::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
}

.controls-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

.section-label {
  font-size: 10px;
  font-weight: 500;
  color: #6c8cff;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 12px;
  margin-top: 4px;
}

.divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 16px 0;
}

.control-group {
  margin-bottom: 16px;
}

.control-group label {
  display: block;
  font-size: 11px;
  color: #888;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.control-group input[type="range"] {
  width: calc(100% - 45px);
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  outline: none;
  vertical-align: middle;
}

.control-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: #6c8cff;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(108, 140, 255, 0.4);
  transition: transform 0.15s, box-shadow 0.15s;
}

.control-group input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow: 0 2px 10px rgba(108, 140, 255, 0.6);
}

.control-group .value {
  display: inline-block;
  width: 40px;
  text-align: right;
  font-size: 12px;
  color: #6c8cff;
  font-weight: 500;
}

/* Checkbox styling */
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  text-transform: none;
  font-size: 12px;
  color: #bbb;
}

.checkbox-group input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
}

.checkbox-group input[type="checkbox"]:checked {
  background: #6c8cff;
  border-color: #6c8cff;
}

.checkbox-group input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 12px;
  font-weight: bold;
}

/* Resolution info box */
.resolution-info-box {
  background: rgba(108, 140, 255, 0.1);
  border: 1px solid rgba(108, 140, 255, 0.25);
  border-radius: 6px;
  padding: 10px 12px;
  margin-bottom: 12px;
  font-size: 12px;
  color: #8aa8ff;
  text-align: center;
  font-weight: 500;
  letter-spacing: 0.5px;
}

.resolution-info-box span {
  color: #fff;
  font-weight: 600;
}

.fps-display {
  margin-top: 6px;
  font-size: 11px;
  font-family: 'Consolas', 'Monaco', monospace;
  color: rgba(255, 255, 255, 0.7);
}

/* Select dropdown */
.select-input {
  width: 100%;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  color: #ddd;
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  outline: none;
  transition: all 0.2s;
}

.select-input:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.select-input:focus {
  border-color: #6c8cff;
}

.select-input option {
  background: #1a1a2e;
  color: #ddd;
}

/* Preset buttons */
.preset-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-btn {
  flex: 1;
  min-width: 80px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  font-family: inherit;
  font-size: 10px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.preset-btn.golden {
  background: linear-gradient(135deg, rgba(255, 165, 0, 0.2), rgba(255, 140, 0, 0.1));
  border-color: rgba(255, 165, 0, 0.4);
  color: #ffa500;
}

.preset-btn.golden:hover {
  background: linear-gradient(135deg, rgba(255, 165, 0, 0.3), rgba(255, 140, 0, 0.2));
  border-color: rgba(255, 165, 0, 0.6);
  box-shadow: 0 0 20px rgba(255, 165, 0, 0.3);
}

.preset-btn.blue {
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.2), rgba(0, 188, 212, 0.1));
  border-color: rgba(79, 195, 247, 0.4);
  color: #4fc3f7;
}

.preset-btn.blue:hover {
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.3), rgba(0, 188, 212, 0.2));
  border-color: rgba(79, 195, 247, 0.6);
  box-shadow: 0 0 20px rgba(79, 195, 247, 0.3);
}

.preset-btn.classic {
  background: rgba(108, 140, 255, 0.15);
  border-color: rgba(108, 140, 255, 0.3);
  color: #8aa8ff;
}

.preset-btn.classic:hover {
  background: rgba(108, 140, 255, 0.25);
  border-color: rgba(108, 140, 255, 0.5);
  box-shadow: 0 0 20px rgba(108, 140, 255, 0.3);
}

.preset-btn.complex {
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.2), rgba(75, 0, 130, 0.15));
  border-color: rgba(138, 43, 226, 0.4);
  color: #da70d6;
}

.preset-btn.complex:hover {
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.35), rgba(75, 0, 130, 0.25));
  border-color: rgba(138, 43, 226, 0.6);
  box-shadow: 0 0 20px rgba(138, 43, 226, 0.4);
}

.preset-btn.cinematic {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(200, 200, 200, 0.05));
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.preset-btn.cinematic:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(200, 200, 200, 0.1));
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

/* Color inputs */
.color-group input[type="color"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 32px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  background: transparent;
}

.color-group input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-group input[type="color"]::-webkit-color-swatch {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
}

.button-group {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.action-btn {
  flex: 1;
  padding: 10px 12px;
  background: rgba(108, 140, 255, 0.2);
  border: 1px solid rgba(108, 140, 255, 0.3);
  border-radius: 6px;
  color: #8aa8ff;
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: all 0.2s;
}

.action-btn:hover {
  background: rgba(108, 140, 255, 0.3);
  border-color: rgba(108, 140, 255, 0.5);
  color: #fff;
}

.action-btn.export {
  background: linear-gradient(135deg, rgba(76, 175, 80, 0.25), rgba(56, 142, 60, 0.15));
  border-color: rgba(76, 175, 80, 0.4);
  color: #81c784;
}

.action-btn.export:hover {
  background: linear-gradient(135deg, rgba(76, 175, 80, 0.35), rgba(56, 142, 60, 0.25));
  border-color: rgba(76, 175, 80, 0.6);
  box-shadow: 0 0 15px rgba(76, 175, 80, 0.3);
  color: #a5d6a7;
}

.action-btn.config {
  background: linear-gradient(135deg, rgba(156, 39, 176, 0.25), rgba(123, 31, 162, 0.15));
  border-color: rgba(156, 39, 176, 0.4);
  color: #ce93d8;
  font-size: 11px;
  padding: 8px 12px;
}

.action-btn.config:hover {
  background: linear-gradient(135deg, rgba(156, 39, 176, 0.35), rgba(123, 31, 162, 0.25));
  border-color: rgba(156, 39, 176, 0.6);
  box-shadow: 0 0 15px rgba(156, 39, 176, 0.3);
  color: #e1bee7;
}

.config-buttons {
  gap: 8px;
}

.config-info {
  margin-top: 8px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.config-info small {
  color: rgba(255, 255, 255, 0.4);
  font-size: 10px;
  line-height: 1.4;
}

.config-info code {
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 5px;
  border-radius: 3px;
  font-family: 'Consolas', monospace;
  color: rgba(255, 255, 255, 0.6);
}

.controls.collapsed .controls-body {
  display: none;
}

.controls.collapsed {
  min-width: auto;
}

/* Responsive */
@media (max-width: 600px) {
  .controls {
    top: 10px;
    right: 10px;
    left: 10px;
    min-width: auto;
  }
  
  .preset-btn {
    min-width: 70px;
    font-size: 9px;
  }
}