/* ─── THINKTEKS DESIGN TOKENS ─────────────────────────────────────────────── */

:root,
[data-theme='light'] {
  /* Surfaces — warm stone / off-white */
  --color-bg: #f5f4f0;
  --color-surface: #f8f7f4;
  --color-surface-2: #fafaf8;
  --color-surface-offset: #eeece8;
  --color-surface-dynamic: #e6e3de;
  --color-divider: #d8d5cf;
  --color-border: #ccc9c2;

  /* Text */
  --color-text: #1a1916;
  --color-text-muted: #6b6a65;
  --color-text-faint: #b0aea9;
  --color-text-inverse: #f5f4f0;

  /* Primary Accent — slate blue */
  --color-primary: #2d5a87;
  --color-primary-hover: #1e3f61;
  --color-primary-active: #132b43;
  --color-primary-highlight: #c8d8e8;

  /* Accent 2 — warm amber (sparingly) */
  --color-accent: #b8732a;
  --color-accent-hover: #9a5d1e;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.15 0.01 250 / 0.06);
  --shadow-md: 0 4px 16px oklch(0.15 0.01 250 / 0.09);
  --shadow-lg: 0 12px 40px oklch(0.15 0.01 250 / 0.13);

  /* Type scale */
  --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,    7.5rem);

  /* Spacing */
  --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;

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
}

[data-theme='dark'] {
  --color-bg: #141312;
  --color-surface: #1a1917;
  --color-surface-2: #1e1d1b;
  --color-surface-offset: #1c1b19;
  --color-surface-dynamic: #282624;
  --color-divider: #232120;
  --color-border: #353330;
  --color-text: #d4d2ce;
  --color-text-muted: #7a7875;
  --color-text-faint: #524f4c;
  --color-text-inverse: #1a1916;
  --color-primary: #5d91c4;
  --color-primary-hover: #3d74aa;
  --color-primary-active: #2a5a8e;
  --color-primary-highlight: #1e2f3f;
  --color-accent: #d4894a;
  --color-accent-hover: #bc7034;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 40px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #141312;
    --color-surface: #1a1917;
    --color-surface-2: #1e1d1b;
    --color-surface-offset: #1c1b19;
    --color-surface-dynamic: #282624;
    --color-divider: #232120;
    --color-border: #353330;
    --color-text: #d4d2ce;
    --color-text-muted: #7a7875;
    --color-text-faint: #524f4c;
    --color-text-inverse: #1a1916;
    --color-primary: #5d91c4;
    --color-primary-hover: #3d74aa;
    --color-primary-active: #2a5a8e;
    --color-primary-highlight: #1e2f3f;
    --color-accent: #d4894a;
    --color-accent-hover: #bc7034;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
    --shadow-md: 0 4px 16px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 12px 40px oklch(0 0 0 / 0.45);
  }
}