/* Shepard-Martinez Construction — design tokens
 * Brand locked by the client: navy #132C44, cream. Archivo Bold headings, Inter body.
 * Two-colour system on purpose. No third brand colour was invented.
 * paper-band: light · display-style: grotesk-heavy · accent-hue: cool
 */
:root {
  /* Ink and paper */
  --color-navy:        oklch(26.5% 0.052 254);   /* #132C44 as specified */
  --color-navy-deep:   oklch(20%   0.045 254);
  --color-navy-soft:   oklch(38%   0.045 254);
  --color-navy-faint:  oklch(88%   0.014 254);

  --color-paper:       oklch(96.2% 0.011  86);   /* cream */
  --color-paper-2:     oklch(93.4% 0.014  86);   /* card / band cream */
  --color-paper-3:     oklch(90.2% 0.016  86);
  --color-white:       oklch(99%   0.004  86);

  --color-ink:         oklch(23%   0.020 254);
  --color-ink-2:       oklch(44%   0.018 254);   /* body on cream, passes AA */
  --color-ink-3:       oklch(56%   0.014 254);   /* meta text only, >=16px */
  --color-rule:        oklch(84%   0.012  86);
  --color-rule-strong: oklch(72%   0.014  86);

  --color-on-navy:     oklch(95%   0.010  86);
  --color-on-navy-2:   oklch(80%   0.018 254);
  --color-focus:       oklch(70%   0.150 240);

  /* Not a brand colour. The error state on a form has to read as an error, and navy
     cannot do that job. Used only on form validation. */
  --color-alert:       oklch(52%   0.170  27);
  --color-alert-ink:   oklch(44%   0.160  27);

  /* Type */
  --font-display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --text-xs:   0.8125rem;
  --text-sm:   0.9375rem;
  --text-base: 1.0625rem;
  --text-lg:   1.1875rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.25rem;
  --text-4xl:  2.875rem;
  --text-display-s: clamp(2.4rem, 5.2vw, 3.6rem);
  --text-display:   clamp(2.8rem, 6.6vw, 4.75rem);

  /* Space — 4pt scale */
  --space-2xs: 0.25rem;
  --space-xs:  0.5rem;
  --space-sm:  0.75rem;
  --space-md:  1.25rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 7rem;

  --measure: 62ch;
  --shell: 74rem;

  --radius-sm: 3px;
  --radius-md: 5px;

  --rule-hair: 1px;
  --rule-bold: 2px;

  --dur-fast: 120ms;
  --dur-mid:  220ms;
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-in:  cubic-bezier(0.55, 0.06, 0.68, 0.19);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}