/* CSS Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 
               Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Custom utility classes for experiments */
.custom-gradient {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  font-weight: 600;
}

.btn-custom {
  background-color: #10b981;
  color: white;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
}

.btn-custom:hover {
  background-color: #059669;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Animation examples */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fadeIn {
  animation: fadeIn 0.6s ease-out;
}

/* Responsive text utility */
.text-responsive {
  font-size: clamp(1rem, 2vw, 1.5rem);
}

/* Glassmorphism effect */
.glass-card {
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(50px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Custom shadow */
.shadow-neumorphic {
  box-shadow: 8px 8px 16px #d9d9d9, 
              -8px -8px 16px #ffffff;
}