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

:root {
  --bg-dark: #0a0a1a;
  --bg-mid: #12122a;
  --bg-light: #1a1a3e;
  --cyan: #00f0ff;
  --magenta: #ff00ff;
  --gold: #ffd700;
  --text: #e0e0ff;
  --text-dim: #8888bb;
  --success: #00ff88;
  --warning: #ffaa00;
  --error: #ff4466;
  --glass-bg: rgba(10, 10, 30, 0.85);
  --glass-border: rgba(0, 240, 255, 0.15);
  --glass-blur: blur(12px);
  --transition: 300ms ease;
}

body {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-dark);
  color: var(--text);
  overflow: hidden;
  width: 100vw;
  height: 100vh;
  cursor: default;
}

#scene-container {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
}

#scene-container canvas {
  display: block;
}

/* Scanlines */
#scanlines {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 1;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 240, 255, 0.015) 2px,
    rgba(0, 240, 255, 0.015) 4px
  );
  animation: scanMove 8s linear infinite;
}

@keyframes scanMove {
  0% { background-position: 0 0; }
  100% { background-position: 0 100px; }
}

/* Glass panels */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
}

/* Top Bar */
#top-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  transition: transform var(--transition);
}

#top-bar.collapsed {
  transform: translateY(-100%);
}

#top-bar-left {
  flex-shrink: 0;
}

#logo {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
  0%, 100% { opacity: 1; filter: brightness(1); }
  50% { opacity: 0.85; filter: brightness(1.3); }
}

#top-bar-center {
  flex: 1;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  min-width: 0;
}

#prompt-wrapper {
  flex: 1;
  position: relative;
}

#prompt-input {
  width: 100%;
  padding: 8px 12px;
  padding-bottom: 20px;
  background: #1a1a2e;
  color: var(--text);
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  resize: vertical;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

#prompt-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

#char-counter {
  position: absolute;
  bottom: 4px;
  right: 8px;
  font-size: 10px;
  color: var(--text-dim);
}

#generate-btn {
  flex-shrink: 0;
  padding: 10px 20px;
  background: linear-gradient(135deg, #0066ff, #9900ff);
  color: white;
  border: none;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

#generate-btn:hover {
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
  transform: translateY(-1px);
}

#generate-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

#generate-btn.loading {
  position: relative;
}

#top-bar-right {
  flex-shrink: 0;
  display: flex;
  gap: 12px;
  align-items: center;
}

#seed-display {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: var(--text-dim);
}

#seed-display button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  padding: 2px;
  transition: transform 0.2s;
}

#seed-display button:hover {
  transform: scale(1.2);
}

#style-select {
  background: #1a1a2e;
  color: var(--text);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  padding: 4px 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  outline: none;
  cursor: pointer;
}

#complexity-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

#complexity-slider {
  width: 80px;
  accent-color: var(--cyan);
  cursor: pointer;
}

#complexity-labels {
  display: flex;
  justify-content: space-between;
  width: 80px;
  font-size: 8px;
  color: var(--text-dim);
}

/* Right Panel */
#right-panel {
  position: fixed;
  top: 60px;
  right: 0;
  width: 280px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  z-index: 90;
  padding: 12px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-left: 1px solid var(--glass-border);
  border-radius: 0 0 0 8px;
  transition: transform var(--transition);
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) transparent;
}

#right-panel.collapsed {
  transform: translateX(100%);
}

.panel-section {
  margin-bottom: 16px;
}

.panel-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 4px;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  margin-bottom: 4px;
  color: var(--text-dim);
  transition: color 0.3s;
}

.step-item.active {
  color: var(--warning);
}

.step-item.done {
  color: var(--success);
}

.step-item .step-time {
  margin-left: auto;
  font-size: 9px;
  color: var(--text-dim);
}

.param-bar {
  margin-bottom: 6px;
}

.param-label {
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 2px;
  display: flex;
  justify-content: space-between;
}

.param-track {
  height: 8px;
  background: rgba(255,255,255,0.05);
  border-radius: 4px;
  overflow: hidden;
}

.param-fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  transition: width 0.5s ease;
}

#controls-legend {
  font-size: 10px;
  color: var(--text-dim);
  line-height: 1.8;
}

#controls-legend kbd {
  display: inline-block;
  padding: 1px 5px;
  background: rgba(0,240,255,0.1);
  border: 1px solid var(--glass-border);
  border-radius: 3px;
  font-size: 9px;
  color: var(--cyan);
  margin-right: 4px;
}

#scene-stats {
  font-size: 10px;
  color: var(--text-dim);
  line-height: 1.8;
}

.color-swatches {
  display: flex;
  gap: 4px;
  margin-top: 4px;
}

.swatch {
  width: 20px;
  height: 20px;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.1);
}

/* Minimap */
#minimap {
  position: fixed;
  bottom: 40px;
  left: 12px;
  z-index: 90;
  border-radius: 50%;
  border: 2px solid var(--cyan);
  background: rgba(10,10,30,0.7);
  box-shadow: 0 0 15px rgba(0,240,255,0.2);
  transition: opacity var(--transition);
}

#minimap.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Footer */
#footer-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 16px;
  font-size: 10px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: 1px solid var(--glass-border);
  color: var(--text-dim);
}

#footer-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-btn {
  background: none;
  border: 1px solid var(--glass-border);
  color: var(--text-dim);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  cursor: pointer;
  transition: all var(--transition);
}

.footer-btn:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.remix-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 10px;
  transition: color var(--transition);
}

.remix-link:hover {
  color: var(--cyan);
}

/* Loading Overlay */
#loading-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(10,10,26,0.85);
  backdrop-filter: blur(8px);
  transition: opacity 0.5s;
}

#loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

#loading-spinner {
  width: 80px;
  height: 80px;
  border: 2px solid var(--glass-border);
  border-radius: 50%;
  position: relative;
  animation: spinSlow 4s linear infinite;
}

#loading-spinner::before {
  content: '';
  position: absolute;
  top: -4px; left: -4px; right: -4px; bottom: -4px;
  border: 2px solid transparent;
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: spinFast 1.2s linear infinite;
}

#loading-spinner::after {
  content: '';
  position: absolute;
  top: 8px; left: 8px; right: 8px; bottom: 8px;
  border: 1px solid transparent;
  border-bottom-color: var(--magenta);
  border-radius: 50%;
  animation: spinFast 0.8s linear infinite reverse;
}

@keyframes spinSlow { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
@keyframes spinFast { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }

#loading-text {
  margin-top: 20px;
  font-size: 14px;
  color: var(--cyan);
  letter-spacing: 1px;
}

#loading-bar-container {
  margin-top: 12px;
  width: 200px;
  height: 4px;
  background: rgba(255,255,255,0.05);
  border-radius: 2px;
  overflow: hidden;
}

#loading-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  border-radius: 2px;
  transition: width 0.3s;
}

/* First-run overlay */
#first-run-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: opacity 0.5s;
}

#first-run-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

#first-run-text {
  font-size: 22px;
  font-weight: 300;
  color: rgba(224, 224, 255, 0.7);
  text-align: center;
  max-width: 600px;
  animation: floatText 3s ease-in-out infinite;
  text-shadow: 0 0 30px rgba(0,240,255,0.3);
}

@keyframes floatText {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

#example-chips {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  max-width: 700px;
  pointer-events: all;
}

.chip {
  padding: 8px 16px;
  background: rgba(0,240,255,0.08);
  border: 1px solid rgba(0,240,255,0.25);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
}

.chip:hover {
  background: rgba(0,240,255,0.15);
  border-color: var(--cyan);
  box-shadow: 0 0 15px rgba(0,240,255,0.2);
  transform: translateY(-2px);
}

/* Crosshair */
#crosshair {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 60;
  font-size: 20px;
  color: rgba(0,240,255,0.4);
  pointer-events: none;
  display: none;
}

/* Object tooltip */
#object-tooltip {
  position: fixed;
  z-index: 80;
  padding: 4px 10px;
  background: var(--glass-bg);
  border: 1px solid var(--cyan);
  border-radius: 4px;
  font-size: 10px;
  color: var(--cyan);
  pointer-events: none;
  white-space: nowrap;
}

#object-tooltip.hidden {
  display: none;
}

/* Toast */
#toast {
  position: fixed;
  top: 70px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  padding: 8px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--cyan);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text);
  transition: opacity 0.3s;
}

#toast.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Mobile responsive */
@media (max-width: 768px) {
  #top-bar {
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px 10px;
  }
  #top-bar-left { display: none; }
  #top-bar-right { display: none; }
  #top-bar-center { width: 100%; }
  #prompt-input { font-size: 12px; }
  #generate-btn { padding: 8px 12px; font-size: 12px; }
  #right-panel { display: none; }
  #minimap { width: 120px; height: 120px; }
  #first-run-text { font-size: 16px; padding: 0 20px; }
  .chip { font-size: 10px; padding: 6px 10px; }
}