/* Global Theme Variables */
:root {
  /* Base colors */
  --color-primary: #7cb1ff;
  --color-primary-dark: #3b82f6;
  --color-primary-light: #bfdbfe;
  
  --color-secondary: #10b981;
  --color-secondary-dark: #059669;
  --color-secondary-light: #a7f3d0;
  
  --color-accent: #ec4899;
  --color-accent-dark: #db2777;
  --color-accent-light: #fbcfe8;
  
  /* Background */
  --bg-dark: rgba(15, 23, 42, 0.95);
  --bg-card: rgba(0, 30, 58, 0.08);
  --bg-overlay: rgba(0, 0, 0, 0.65);
  
  /* Text - Updated to make sure name is white */
  --text-primary: #ffffff;
  --text-secondary: #e2e8f0;
  --text-muted: #94a3b8;
  
  /* Effects */
  --blur-strength: 8px;
  --card-radius: 1.2rem;
  --button-radius: 0.75rem; /* Updated to rem for consistency */
  --icon-radius: 0.5rem;    /* More compact icons */
  
  /* Animations */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-medium: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 15px rgba(124, 177, 255, 0.5);
  
  /* Animation timing */
  --animation-timing: cubic-bezier(0.16, 1, 0.3, 1);
  --animation-timing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --animation-duration-fast: 0.2s;
  --animation-duration-normal: 0.3s;
  --animation-duration-slow: 0.5s;
  
  /* Typography */
  /* Prefer local Satoshi, then system UI, then emoji-capable fonts for emoji fallback */
  --font-primary: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji';
  --font-display: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Noto Color Emoji';
  --font-mono: 'JetBrains Mono', 'Roboto Mono', monospace;
  
  /* Spacing - updated for modern rem-based scale */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Mobile responsive variables */
  --mobile-padding: 1rem;
  --tablet-padding: 2rem;
  --desktop-padding: 3rem;
  
  --mobile-font-scale: 0.9;
  --tablet-font-scale: 1;
  --desktop-font-scale: 1.1;
  
  /* Mobile viewport height fix */
  --vh: 1vh;
}

/* Apply fonts to all text elements */
body, h1, h2, h3, h4, h5, h6, p, a, button, input, textarea, select {
    font-family: var(--font-primary);
}

/* Text rendering optimizations */
body {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-kerning: normal;
}

/* Responsive font scaling */
@media (max-width: 480px) {
    :root {
        font-size: 16px;
    }
    
    body, input, select, textarea {
        font-size: 16px !important;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    :root {
        font-size: 15px;
    }
    
    body, input, select, textarea {
        font-size: 15px !important;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    :root {
        font-size: 15px;
    }
}

@media (min-width: 1025px) {
    :root {
        font-size: 16px;
    }
}

/* Dark theme (default) */
.theme-dark {
  color-scheme: dark;
}

/* Animation keyframes */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes tongueRollOut {
  0% {
    transform: translateY(-50%) scaleX(0);
    opacity: 0;
  }
  70% {
    transform: translateY(-50%) scaleX(1.05);
  }
  100% {
    transform: translateY(-50%) scaleX(1);
    opacity: 1;
  }
}

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

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 5px rgba(124, 177, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 20px rgba(124, 177, 255, 0.4);
  }
}

/* Typography scale */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1; }

/* Font weights */
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-black { font-weight: 900; }

/* Accessibility utility classes */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.js .js-only {
  display: block;
}

.no-js .js-only {
  display: none;
}

@media screen and (max-width: 768px) {
    :root {
        /* Adjust spacing variables for smaller screens */
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 2.5rem;
    }
}