* {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Custom CSS Variables for Color Scheme */
:root {
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #7015c5 100%);
  --gradient-secondary: linear-gradient(135deg, #c093fb 0%, #451c86 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
}

body {
  background: linear-gradient(-45deg, #6252ee, #0e97d6, #4a08b4, #3bbaec);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  min-height: 100vh;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Glassmorphism effect */
.glass-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
}

/* Enhanced scrollbar */
textarea::-webkit-scrollbar {
  width: 8px;
}
textarea::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 8px;
}
textarea::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-radius: 8px;
  border: 2px solid #f1f5f9;
}
textarea::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #5a67d8, #6b46c1);
}

/* Hide number input arrows */
input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button { 
  -webkit-appearance: none; 
  margin: 0; 
}
input[type=number] { -moz-appearance: textfield; }

/* Enhanced button styles */
.btn-primary {
  background: var(--gradient-primary);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(102, 126, 234, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--gradient-secondary);
}

.btn-accent {
  background: var(--gradient-accent);
}

/* Enhanced form inputs */
.form-input {
  transition: all 0.3s ease;
  border: 2px solid transparent;
  background: rgba(255, 255, 255, 0.9);
}

.form-input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
  background: rgba(255, 255, 255, 1);
}

/* Enhanced range slider */
.range-slider {
  -webkit-appearance: none;
  height: 8px;
  border-radius: 5px;
  background: linear-gradient(90deg, #e2e8f0 0%, #667eea 100%);
  outline: none;
  transition: all 0.3s ease;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  cursor: pointer;
  border: 3px solid white;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
  transition: all 0.3s ease;
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.range-slider::-moz-range-thumb {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  cursor: pointer;
  border: 3px solid white;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Loading animation enhancement */
.magic-spinner {
  border: 4px solid rgba(102, 126, 234, 0.1);
  border-left: 4px solid #667eea;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
}

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

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

@keyframes pulseGlow {
  from { box-shadow: 0 0 20px rgba(102, 126, 234, 0.4); }
  to { box-shadow: 0 0 40px rgba(102, 126, 234, 0.8); }
}

/* Floating animation for title */
.float-animation {
  animation: float 6s ease-in-out infinite;
}

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

/* Card hover effect */
.card-hover {
  transition: all 0.3s ease;
}

.card-hover:hover {
  transform: translateY(-5px) scale(1.02);
}

/* Enhanced textarea */
.enhanced-textarea {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 2px solid #e2e8f0;
  transition: all 0.3s ease;
}

.enhanced-textarea:focus {
  background: white;
  border-color: #667eea;
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1), 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Result card styling */
.result-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Status indicators */
.status-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
}

.status-error {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: white;
}

.status-warning {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: white;
}