/* CRAFA — Design Tokens (Monochrome Editorial) */

:root {
  /* Type Scale (fluid) */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 8rem);

  /* Spacing (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radii / transitions */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-full: 9999px;
  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 1040px;
  --content-wide: 1280px;
  --content-full: 1600px;

  /* Fonts */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
}

/* LIGHT (monochrome — paper) */
:root, [data-theme="light"] {
  --color-bg: #FAFAF7;            /* off-white paper */
  --color-surface: #FFFFFF;
  --color-surface-2: #F2F1ED;
  --color-surface-offset: #EDECE7;
  --color-divider: #E2E1DC;
  --color-border: #C8C6C0;

  --color-text: #0A0A0A;          /* ink */
  --color-text-muted: #5A5A57;
  --color-text-faint: #9A9994;
  --color-text-inverse: #FAFAF7;

  --color-primary: #0A0A0A;       /* monochrome — accent is pure ink */
  --color-primary-hover: #2A2A28;
  --color-primary-highlight: #E8E7E2;

  /* Single accent — used only for primary commerce CTAs, verified badges, tier highlights */
  --color-accent: #1B4FE0;
  --color-accent-hover: #1742C2;
  --color-accent-soft: #E8EEFC;
  --color-accent-text: #FFFFFF;
  --color-success: #1F7A3A;
  --color-success-soft: #E7F3EB;
  --color-warning: #B45309;
  --color-warning-soft: #FBEFD6;
  --color-danger: #B91C1C;

  --shadow-sm: 0 1px 2px rgba(10,10,10,0.06);
  --shadow-md: 0 6px 24px rgba(10,10,10,0.08);
  --shadow-lg: 0 20px 60px rgba(10,10,10,0.12);
}

/* DARK */
[data-theme="dark"] {
  --color-bg: #0E0E0D;
  --color-surface: #141413;
  --color-surface-2: #1A1A19;
  --color-surface-offset: #1F1F1D;
  --color-divider: #2A2A28;
  --color-border: #3A3A37;

  --color-text: #EDEBE5;
  --color-text-muted: #8E8C86;
  --color-text-faint: #56544F;
  --color-text-inverse: #0A0A0A;

  --color-primary: #EDEBE5;
  --color-primary-hover: #FFFFFF;
  --color-primary-highlight: #242422;

  --color-accent: #5B82F0;
  --color-accent-hover: #7596F3;
  --color-accent-soft: #1A2440;
  --color-accent-text: #FFFFFF;
  --color-success: #4EAF6B;
  --color-success-soft: #18261D;
  --color-warning: #E08A3C;
  --color-warning-soft: #2A2014;
  --color-danger: #E25555;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.5);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0E0E0D;
    --color-surface: #141413;
    --color-surface-2: #1A1A19;
    --color-surface-offset: #1F1F1D;
    --color-divider: #2A2A28;
    --color-border: #3A3A37;
    --color-text: #EDEBE5;
    --color-text-muted: #8E8C86;
    --color-text-faint: #56544F;
    --color-text-inverse: #0A0A0A;
    --color-primary: #EDEBE5;
    --color-primary-hover: #FFFFFF;
    --color-primary-highlight: #242422;
  }
}