/* ============================================================
   Door Service B.V. — Spacing, Radius & Layout Tokens
   4px base grid. Architectural = generous, structured rhythm.
   ============================================================ */

:root {
  /* ---- Spacing (4px grid) ---- */
  --space-0:  0;
  --space-1:  0.25rem;  /* 4  */
  --space-2:  0.5rem;   /* 8  */
  --space-3:  0.75rem;  /* 12 */
  --space-4:  1rem;     /* 16 */
  --space-5:  1.25rem;  /* 20 */
  --space-6:  1.5rem;   /* 24 */
  --space-8:  2rem;     /* 32 */
  --space-10: 2.5rem;   /* 40 */
  --space-12: 3rem;     /* 48 */
  --space-16: 4rem;     /* 64 */
  --space-20: 5rem;     /* 80 */
  --space-24: 6rem;     /* 96 */
  --space-32: 8rem;     /* 128 */

  /* ---- Corner radii (restrained / architectural) ---- */
  --radius-none: 0;
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* ---- Border widths ---- */
  --border-hair: 1px;
  --border-thick: 2px;

  /* ---- Layout ---- */
  --container-max: 1200px;
  --container-wide: 1360px;
  --gutter: clamp(1.25rem, 4vw, 4rem);   /* @kind spacing */
  --section-y: clamp(4rem, 9vw, 8rem);   /* @kind spacing */

  /* ---- Shadows (warm-tinted, soft) ---- */
  --shadow-xs: 0 1px 2px rgba(31, 27, 24, 0.06);
  --shadow-sm: 0 1px 3px rgba(31, 27, 24, 0.08), 0 1px 2px rgba(31, 27, 24, 0.05);
  --shadow-md: 0 4px 12px rgba(31, 27, 24, 0.08), 0 2px 4px rgba(31, 27, 24, 0.05);
  --shadow-lg: 0 12px 28px rgba(31, 27, 24, 0.12), 0 4px 8px rgba(31, 27, 24, 0.06);
  --shadow-xl: 0 24px 56px rgba(31, 27, 24, 0.16), 0 8px 16px rgba(31, 27, 24, 0.07);
  --shadow-brand: 0 16px 40px rgba(28, 43, 74, 0.20); /* navy-tinted, for branded hero/CTA elements */

  /* ---- Motion ---- */
  --ease-standard: cubic-bezier(0.22, 0.61, 0.36, 1); /* @kind other */
  --ease-emphasis: cubic-bezier(0.16, 1, 0.3, 1);     /* @kind other */
  --dur-fast: 140ms; /* @kind other */
  --dur-base: 220ms; /* @kind other */
  --dur-slow: 360ms; /* @kind other */
}