/* Modern Design System */
:root {
  
  --color-primary: #ffffff;  /*#635bff;*/
  --color-primary-highlight: #635bff; 
  --color-primary-dark: #5a54d7;
  --color-primary-light: #7c7cff;
  
  --color-secondary: #00d4aa;
  --color-secondary-dark: #00c097;
  
  --color-accent: #ff5722;
  --color-accent-light: #ff8a65;
  
  /* Neutral colors */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  
  /* Background colors */
  --bg-primary: #ffffff;
  --bg-secondary: var(--color-gray-50);
  --bg-tertiary: var(--color-gray-100);
  
  /* Text colors */
  --text-primary: var(--color-white);
  --text-secondary: var(--color-gray-600);
  --text-muted: var(--color-gray-500);
  --text-inverse: var(--color-white);
  
  /* Border colors */
  --border-primary: var(--color-gray-200);
  --border-secondary: var(--color-gray-300);
  --border-focus: var(--color-white);
  
  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary-dark) 0%);
  --gradient-secondary: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-highlight) 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  --gradient-subtle: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
  
  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  
  /* Border radius */
  --radius-sm: 0.375rem;  /* 6px */
  --radius-md: 0.5rem;    /* 8px */
  --radius-lg: 0.75rem;   /* 12px */
  --radius-xl: 1rem;      /* 16px */
  --radius-2xl: 1.5rem;   /* 24px */
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Typography */
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 1.875rem;  /* 30px */
  --font-size-4xl: 2.25rem;   /* 36px */
  --font-size-5xl: 3rem;      /* 48px */
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
}

/* Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  
  /* Stripe-inspired gradient background */
  background: linear-gradient(135deg, 
    #667eea 0%, 
    #764ba2 25%, 
    #f093fb 50%, 
    #f5576c 75%, 
    #4facfe 100%
  );
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  
  /* Additional overlay for depth */
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 60%, rgba(118, 75, 162, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(240, 147, 251, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 90% 10%, rgba(245, 87, 108, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

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

/* Layout */
.container {
  max-width: 100%;
  margin: 0 auto;
  padding: var(--space-4);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

/* Header */
.simple-header {
    /*color: #635bff; */
    color: var(--color-white);
}

.header {
  text-align: center;
  padding: var(--space-6) var(--space-6);
  position: relative;
  overflow: hidden;
  animation: slideInDown 0.8s var(--transition-normal);
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;

  opacity: 0.8;
}

.title {
  font-size: clamp(var(--font-size-3xl), 6vw, var(--font-size-5xl));
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-white);
  font-weight: var(--font-weight-normal);
  max-width: 600px;
  margin: 0 auto;
  opacity: 0;
  animation: fadeInUp 0.8s 0.3s forwards;
}

/* Main content */
.main-content {
  /*background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  padding: var(--space-8);*/
  animation: slideInUp 0.8s 0.2s both;
  flex: 1;
}

/* Form styles */
.oracle-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.form-label {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.form-label::before {
  content: '✨';
  font-size: var(--font-size-sm);
  opacity: 0.7;
}

.form-input {
  background: rgba(255, 255, 255, 0.15);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  font-family: inherit;
  font-size: var(--font-size-base);
  color: var(--color-white);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
  backdrop-filter: blur(10px);
}

.form-input::placeholder {
  color: var(--color-gray-200);
}

.form-input:focus {
  outline: none;
  border-color: var(--border-focus);
  background: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 0 3px rgba(99, 91, 255, 0.15), var(--shadow-sm);
  transform: translateY(-1px);
}

.form-input:hover:not(:focus) {
  border-color: var(--border-secondary);
}

.question-input {
  min-height: 120px;
  resize: vertical;
  font-family: inherit;
  line-height: var(--line-height-relaxed);
}

.char-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: right;
  margin-top: var(--space-1);
  transition: color var(--transition-fast);
}

/* Options */
.options-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.option-input-group {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  animation: slideInRight 0.3s ease-out;
}

.option-input {
  flex: 1;
  min-height: 52px;
}

.remove-option {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-xs);
  backdrop-filter: blur(10px);
}

.remove-option:hover:not(:disabled) {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--text-inverse);
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

.remove-option:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.add-option-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1.5px dashed rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  color: var(--text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  backdrop-filter: blur(10px);
}

.add-option-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: var(--color-white);
  color: var(--text-inverse);
  border-style: solid;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Submit button */
.submit-btn {
  background: none;
  border: none;
  border-radius: var(--radius-lg);
  margin: var(--space-4) 0;
  padding: var(--space-8) var(--space-8);
  color: var(--text-inverse);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.01em;
}

.submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-highlight) 100%);
}

.submit-btn:hover::before {
  left: 100%;
}

.submit-btn:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-text {
  transition: opacity var(--transition-fast);
}

.btn-spinner {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.submit-btn.loading .btn-text {
  opacity: 0;
}

.submit-btn.loading .btn-spinner {
  display: block;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Result section */
.result {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  padding: var(--space-12);
  text-align: center;
  animation: zoomIn 0.6s var(--transition-normal);
  position: relative;
}

.result::before {
  content: '';

}

.result-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-6);

}

.result-answer {
  background: var(--gradient-subtle);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
  position: relative;
}



.result-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.regenerate-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-6);
  color: var(--color-white);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
}

.regenerate-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.ask-again-btn {
  background: transparent;
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-6);
  color: var(--color-primary);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ask-again-btn:hover {
  background: var(--color-primary);
  color: var(--text-inverse);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}


/* Utility classes */
.hidden {
  display: none;
}

.loading {
  text-align: center;
  color: var(--text-muted);
  padding: var(--space-8);
  font-style: italic;
}

.error {
  background: rgba(255, 87, 34, 0.05);
  border: 1px solid rgba(255, 87, 34, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
}

/* Animations */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 500px;
  }
}

/* Responsive design */
@media (min-width: 300px) {
  .desktop-only {
    display: none;
  }
}

@media (min-width: 640px) {
  .container {
    padding: var(--space-6);
    max-width: 640px;
    margin: 0 auto;
  }
  
  .header {
    padding: var(--space-8) var(--space-8);
  }
  
  .main-content {
    padding: var(--space-10);
  }
  .desktop-only {
    display: none; 
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
    padding: var(--space-8);
  }
  
  .option-input-group {
    align-items: center;
  }
  
  .remove-option {
    width: 48px;
    height: 48px;
  }
  .desktop-only {
    display: none; 
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 800px;
    gap: var(--space-10);
  }
  
  .main-content {
    padding: var(--space-12);
  }
  
  .oracle-form {
    gap: var(--space-1);
  }
  
  .result {
    padding: var(--space-16);
  }

  .desktop-only {
    display: block; 
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: 900px;
  }

  .desktop-only {
    display: block; 
  }
}