/* ============================================================
   CELSIK GROUP — SPACING, RADII, LAYOUT
   Restrained 4px-based scale. Sharp, architectural corners.
   ============================================================ */

:root {
  /* Spacing scale (4px base) */
  --space-0:  0;
  --space-1:  0.25rem;  /* 4  */
  --space-2:  0.5rem;   /* 8  */
  --space-3:  0.75rem;  /* 12 */
  --space-4:  1rem;     /* 16 */
  --space-5:  1.5rem;   /* 24 */
  --space-6:  2rem;     /* 32 */
  --space-7:  2.5rem;   /* 40 */
  --space-8:  3rem;     /* 48 */
  --space-9:  4rem;     /* 64 */
  --space-10: 5.5rem;   /* 88 */
  --space-11: 7.5rem;   /* 120 */

  /* Radii — heritage/corporate = crisp, minimal rounding */
  --radius-none: 0;
  --radius-sm:   3px;
  --radius-md:   5px;
  --radius-lg:   8px;
  --radius-pill: 999px;

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1360px;
  --gutter: var(--space-5);

  /* Borders */
  --border-width: 1px;
  --border-width-strong: 1.5px;

  /* Elevation — soft, cool, understated */
  --shadow-xs: 0 1px 2px rgba(16, 28, 15, 0.06);
  --shadow-sm: 0 1px 3px rgba(16, 28, 15, 0.08), 0 1px 2px rgba(16, 28, 15, 0.04);
  --shadow-md: 0 4px 12px rgba(16, 28, 15, 0.08), 0 2px 4px rgba(16, 28, 15, 0.04);
  --shadow-lg: 0 12px 32px rgba(16, 28, 15, 0.12), 0 4px 8px rgba(16, 28, 15, 0.05);
  --shadow-inverse: 0 12px 40px rgba(16, 28, 15, 0.45);

  /* Motion */
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1); /* @kind other */
  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --dur-fast:   140ms; /* @kind other */
  --dur-normal: 220ms; /* @kind other */
  --dur-slow:   380ms; /* @kind other */
}