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

body {
  background: #06060c;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139,92,246,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 100%, rgba(6,214,160,0.08) 0%, transparent 50%);
  min-height: 100vh;
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.02);
}
::-webkit-scrollbar-thumb {
  background: rgba(139,92,246,0.3);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(139,92,246,0.5);
}

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

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(139,92,246,0.4), 0 0 40px rgba(6,214,160,0.15); }
  50% { box-shadow: 0 0 30px rgba(139,92,246,0.6), 0 0 60px rgba(6,214,160,0.25); }
}

@keyframes fade-in {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.shimmer-bg {
  background: linear-gradient(90deg, rgba(255,255,255,0.02) 25%, rgba(139,92,246,0.08) 50%, rgba(255,255,255,0.02) 75%);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}

.pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

.fade-in {
  animation: fade-in 0.5s ease-out forwards;
}

.float-anim {
  animation: float 3s ease-in-out infinite;
}

.gradient-text {
  background: linear-gradient(135deg, #8b5cf6, #06d6a0, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-border {
  position: relative;
}
.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(139,92,246,0.5), rgba(6,214,160,0.5));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.upload-zone {
  border: 2px dashed rgba(139,92,246,0.3);
  transition: all 0.3s ease;
}
.upload-zone:hover, .upload-zone.drag-over {
  border-color: rgba(139,92,246,0.7);
  box-shadow: 0 0 30px rgba(139,92,246,0.1) inset;
}

.chip-btn {
  transition: all 0.2s ease;
  border: 1px solid rgba(139,92,246,0.2);
}
.chip-btn:hover {
  border-color: rgba(139,92,246,0.6);
  box-shadow: 0 0 12px rgba(139,92,246,0.15);
  transform: translateY(-1px);
}
.chip-btn.active {
  border-color: rgba(6,214,160,0.6);
  background: rgba(6,214,160,0.1);
  box-shadow: 0 0 12px rgba(6,214,160,0.15);
}

.generate-btn {
  background: linear-gradient(135deg, #8b5cf6, #3b82f6, #06d6a0);
  background-size: 200% 200%;
  transition: all 0.3s ease;
}
.generate-btn:hover:not(:disabled) {
  background-position: 100% 100%;
  box-shadow: 0 4px 30px rgba(139,92,246,0.4);
  transform: translateY(-2px);
}
.generate-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.generate-btn.loading {
  animation: pulse-glow 1.5s ease-in-out infinite;
}

.history-thumb {
  transition: all 0.2s ease;
  border: 2px solid transparent;
}
.history-thumb:hover {
  border-color: rgba(139,92,246,0.5);
  transform: scale(1.05);
}
.history-thumb.selected {
  border-color: #06d6a0;
  box-shadow: 0 0 12px rgba(6,214,160,0.3);
}

.toast-enter {
  animation: fade-in 0.3s ease-out forwards;
}

.glass-panel {
  background: rgba(12,12,24,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: rgba(139,92,246,0.2);
  border-radius: 3px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b5cf6, #06d6a0);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(139,92,246,0.4);
}
input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #8b5cf6, #06d6a0);
  cursor: pointer;
  border: none;
  box-shadow: 0 0 10px rgba(139,92,246,0.4);
}

select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b5cf6' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}