:root {
  --bg-deep: #060613;
  --bg-primary: #0a0a1a;
  --bg-card: #0f0f2a;
  --bg-card-hover: #141438;
  --neon-blue: #00d4ff;
  --neon-magenta: #ff00ff;
  --neon-green: #00ff88;
  --neon-orange: #ff8800;
  --neon-red: #ff2255;
  --text-primary: #e0e0f0;
  --text-dim: #7878a0;
  --text-green: #00ff88;
}

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

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 0, 255, 0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(0, 255, 136, 0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

#root { position: relative; z-index: 1; }

@keyframes neonPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes scanline {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes glitch {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-2px, 1px); }
  94% { transform: translate(2px, -1px); }
  96% { transform: translate(-1px, 2px); }
  98% { transform: translate(1px, -2px); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes borderGlow {
  0%, 100% { border-color: var(--neon-blue); }
  33% { border-color: var(--neon-magenta); }
  66% { border-color: var(--neon-green); }
}

.animate-fade-in {
  animation: fadeInUp 0.4s ease-out forwards;
}

.neon-title {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-magenta), var(--neon-green));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
  animation: gradientShift 4s linear infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.mono { font-family: 'JetBrains Mono', monospace; }

.glow-blue { box-shadow: 0 0 12px rgba(0, 212, 255, 0.3), inset 0 0 12px rgba(0, 212, 255, 0.05); }
.glow-green { box-shadow: 0 0 12px rgba(0, 255, 136, 0.3), inset 0 0 12px rgba(0, 255, 136, 0.05); }
.glow-magenta { box-shadow: 0 0 12px rgba(255, 0, 255, 0.3), inset 0 0 12px rgba(255, 0, 255, 0.05); }
.glow-red { box-shadow: 0 0 12px rgba(255, 34, 85, 0.3); }

.tab-btn {
  background: var(--bg-card);
  border: 1px solid rgba(120, 120, 160, 0.2);
  color: var(--text-dim);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.tab-btn:hover {
  border-color: var(--neon-blue);
  color: var(--text-primary);
}
.tab-btn.active {
  border-color: var(--neon-blue);
  color: var(--neon-blue);
  background: rgba(0, 212, 255, 0.08);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.15);
}

.drop-zone {
  border: 2px dashed rgba(0, 212, 255, 0.3);
  transition: all 0.3s ease;
  position: relative;
}
.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--neon-blue);
  background: rgba(0, 212, 255, 0.05);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}

.terminal-log {
  background: #050510;
  border: 1px solid rgba(0, 255, 136, 0.15);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.6;
  color: var(--neon-green);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-green) transparent;
}
.terminal-log::-webkit-scrollbar { width: 4px; }
.terminal-log::-webkit-scrollbar-thumb { background: var(--neon-green); border-radius: 2px; }
.terminal-log::-webkit-scrollbar-track { background: transparent; }

.progress-bar {
  background: rgba(0, 212, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  height: 6px;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--neon-blue), var(--neon-magenta));
  border-radius: 4px;
  transition: width 0.3s ease;
}

.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  padding: 12px 20px;
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  max-width: 400px;
  animation: fadeInUp 0.3s ease;
  cursor: pointer;
}
.toast-error { background: var(--neon-red); color: white; }
.toast-warning { background: var(--neon-orange); color: white; }
.toast-success { background: var(--neon-green); color: #050510; }

.status-bar {
  background: linear-gradient(90deg, rgba(0, 212, 255, 0.05), rgba(255, 0, 255, 0.05));
  border-top: 1px solid rgba(120, 120, 160, 0.1);
  border-bottom: 1px solid rgba(120, 120, 160, 0.1);
}

.card {
  background: var(--bg-card);
  border: 1px solid rgba(120, 120, 160, 0.12);
  border-radius: 10px;
  transition: all 0.25s ease;
}
.card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  background: var(--bg-card-hover);
}

.btn-primary {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(255, 0, 255, 0.15));
  border: 1px solid var(--neon-blue);
  color: var(--neon-blue);
  transition: all 0.25s ease;
}
.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.25), rgba(255, 0, 255, 0.25));
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}
.btn-primary:disabled { opacity: 0.3; cursor: not-allowed; }

.btn-green {
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.15), rgba(0, 212, 255, 0.1));
  border: 1px solid var(--neon-green);
  color: var(--neon-green);
  transition: all 0.25s ease;
}
.btn-green:hover:not(:disabled) {
  background: linear-gradient(135deg, rgba(0, 255, 136, 0.3), rgba(0, 212, 255, 0.2));
  box-shadow: 0 0 25px rgba(0, 255, 136, 0.2);
}
.btn-green:disabled { opacity: 0.3; cursor: not-allowed; }

.btn-red {
  background: linear-gradient(135deg, rgba(255, 34, 85, 0.15), rgba(255, 0, 255, 0.1));
  border: 1px solid var(--neon-red);
  color: var(--neon-red);
  transition: all 0.25s ease;
}
.btn-red:hover:not(:disabled) {
  background: linear-gradient(135deg, rgba(255, 34, 85, 0.3), rgba(255, 0, 255, 0.2));
  box-shadow: 0 0 20px rgba(255, 34, 85, 0.2);
}

input[type="range"] {
  -webkit-appearance: none;
  background: transparent;
  width: 100%;
}
input[type="range"]::-webkit-slider-track {
  height: 4px;
  background: rgba(0, 212, 255, 0.15);
  border-radius: 2px;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--neon-blue);
  border-radius: 50%;
  margin-top: -6px;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

.frame-grid-item {
  border: 1px solid rgba(120, 120, 160, 0.15);
  border-radius: 6px;
  overflow: hidden;
  background: #050510;
}
.frame-grid-item canvas {
  display: block;
  width: 100%;
  height: auto;
  image-rendering: pixelated;
}

@media (max-width: 768px) {
  .mobile-notice {
    display: flex;
  }
}
@media (min-width: 769px) {
  .mobile-notice {
    display: none;
  }
}