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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.glass-card {
  background: rgba(37, 37, 64, 0.6);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(108, 92, 231, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.upload-zone {
  background: rgba(37, 37, 64, 0.4);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.upload-zone:hover {
  background: rgba(37, 37, 64, 0.6);
  transform: translateY(-2px);
}

.history-item {
  border: 1px solid rgba(108, 92, 231, 0.1);
  transition: all 0.2s ease;
}

.history-item:hover {
  border-color: rgba(108, 92, 231, 0.3);
  transform: translateX(4px);
}

.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: rgba(37, 37, 64, 0.4);
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(108, 92, 231, 0.5);
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: rgba(108, 92, 231, 0.7);
}

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

.animate-bounce {
  animation: float 2s ease-in-out infinite;
}

button:active {
  transform: scale(0.98);
}

textarea::placeholder {
  color: rgba(156, 163, 175, 0.5);
}

@media (max-width: 768px) {
  .glass-card {
    padding: 1rem;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  .upload-zone {
    padding: 3rem 1rem;
  }
}