/* CHAP Group — Spacing, radius, shadow, layout, motion
   The identity is technical and geometric: modest radii, crisp borders,
   restrained shadows. Nothing soft or bubbly. */
:root {
  /* Spacing scale (4px base) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radii — geometric & tight. 0 for hard technical edges, 2/4 for controls. */
  --radius-none: 0;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --radius-pill: 999px;

  /* Borders */
  --border-width: 1.5px;
  --border-width-strong: 2px;

  /* Shadows — subtle, cool-grey based */
  --shadow-sm: 0 1px 2px rgba(51, 63, 72, 0.08);
  --shadow-md: 0 4px 14px rgba(51, 63, 72, 0.10);
  --shadow-lg: 0 12px 32px rgba(51, 63, 72, 0.14);

  /* Motion */
  --ease-standard: cubic-bezier(0.2, 0, 0, 1); /* @kind other */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --dur-fast: 120ms; /* @kind other */
  --dur-base: 200ms; /* @kind other */
  --dur-slow: 320ms; /* @kind other */

  /* Layout */
  --container-max: 1200px; /* @kind other */
  --focus-ring: 0 0 0 3px var(--chap-magenta-100);
}