/* Design Tokens - Sir Types-A-Lot (2025) */

:root {
  /* Color Tokens - OKLCH with sRGB fallbacks */

  /* Brand Colors */
  --color-premium-pink: #FF1493;
  --color-premium-pink-oklch: oklch(0.65 0.31 340);

  /* Surface Colors */
  --color-surface-dark-1: #0a0a0a;
  --color-surface-dark-2: #1a1a1a;
  --color-surface-dark-1-oklch: oklch(0.08 0.01 260);
  --color-surface-dark-2-oklch: oklch(0.15 0.01 260);

  /* System Grays */
  --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;

  /* Accent Colors */
  --color-accent: var(--color-premium-pink);
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* Semantic Colors - Light Theme */
  --color-text-primary: #111827;
  --color-text-secondary: #6b7280;
  --color-background: #ffffff;
  --color-background-secondary: #f9fafb;
  --color-border: #e5e7eb;

  /* Typography Scale (fluid) */
  --font-size-xs: clamp(0.75rem, 0.9vw, 0.875rem);
  --font-size-sm: clamp(0.875rem, 1vw, 1rem);
  --font-size-base: clamp(1rem, 1.2vw, 1.125rem);
  --font-size-lg: clamp(1.125rem, 1.4vw, 1.25rem);
  --font-size-xl: clamp(1.25rem, 1.6vw, 1.5rem);
  --font-size-2xl: clamp(1.5rem, 2vw, 1.875rem);
  --font-size-3xl: clamp(1.875rem, 2.5vw, 2.25rem);
  --font-size-4xl: clamp(2.25rem, 3vw, 3rem);

  /* Font Families */
  --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'SF Mono', Monaco, Consolas, 'Courier New', monospace;

  /* Font Weights */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing (based on 16-20pt from app) */
  --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 */
  --space-24: 6rem;    /* 96px */

  /* Border Radius */
  --radius-sm: 0.5rem;   /* 8px */
  --radius-md: 0.75rem;  /* 12px */
  --radius-lg: 1rem;     /* 16px */
  --radius-xl: 1.5rem;   /* 24px */
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.08);
  --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 8px 24px -4px rgba(0, 0, 0, 0.12), 0 4px 8px -2px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 20px 40px -8px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;

  /* Z-index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1100;
  --z-fixed: 1200;
  --z-modal-backdrop: 1300;
  --z-modal: 1400;
  --z-popover: 1500;
  --z-tooltip: 1600;
}

/* Dark Theme */
@media (prefers-color-scheme: dark) {
  :root {
    --color-text-primary: #f9fafb;
    --color-text-secondary: #9ca3af;
    --color-background: var(--color-surface-dark-1);
    --color-background-secondary: var(--color-surface-dark-2);
    --color-border: #374151;
  }
}

/* Support for color-scheme */
:root {
  color-scheme: light dark;
  accent-color: var(--color-accent);
}