/* ============================================================
   Alfia — Spacing, radii, shadows, layout, motion
   4px base grid. Restrained, square-ish radii (industrial feel).
   Shadows are navy-tinted and soft, never harsh.
   ============================================================ */
:root {
  /* Spacing — 4px grid */
  --space-0:  0;
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-7:  28px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;
  --space-40: 160px;

  /* Radii — restrained; pills reserved for tags/avatars */
  --radius-xs:   4px;
  --radius-sm:   6px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  22px;
  --radius-full: 9999px;

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

  /* Shadows — navy-tinted, cool */
  --shadow-xs: 0 1px 2px rgba(14, 40, 86, 0.06);
  --shadow-sm: 0 1px 3px rgba(14, 40, 86, 0.08), 0 1px 2px rgba(14, 40, 86, 0.05);
  --shadow-md: 0 4px 14px rgba(14, 40, 86, 0.09);
  --shadow-lg: 0 14px 32px rgba(14, 40, 86, 0.12);
  --shadow-xl: 0 28px 56px rgba(14, 40, 86, 0.16);
  --shadow-inset: inset 0 1px 2px rgba(14, 40, 86, 0.06);

  /* Layout */
  --container-sm: 640px;
  --container-md: 860px;
  --container-lg: 1120px;
  --container-xl: 1320px;
  --gutter: var(--space-6);

  /* Motion — quick, mechanical, no bounce */
  --ease-standard: cubic-bezier(0.2, 0, 0.1, 1); /* @kind other */
  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1); /* @kind other */
  --duration-fast: 120ms; /* @kind other */
  --duration-base: 180ms; /* @kind other */
  --duration-slow: 280ms; /* @kind other */
}