/* ============================================================
   Lutopie Business Club — Spacing, radius, line & shadow tokens
   Style: beaucoup de vide · coins légèrement arrondis ·
   ombres quasi nulles · filet or fin plutôt que bordures épaisses
   ============================================================ */
:root {
  /* ---- Spacing scale (4px base, airy) ---- */
  --space-1:   0.25rem;  /*  4px */
  --space-2:   0.5rem;   /*  8px */
  --space-3:   0.75rem;  /* 12px */
  --space-4:   1rem;     /* 16px */
  --space-5:   1.5rem;   /* 24px */
  --space-6:   2rem;     /* 32px */
  --space-7:   3rem;     /* 48px */
  --space-8:   4rem;     /* 64px */
  --space-9:   6rem;     /* 96px */
  --space-10:  8rem;     /* 128px — generous section breathing room */

  /* ---- Radius — slightly rounded only ---- */
  --radius-xs:   4px;
  --radius-sm:   6px;
  --radius-md:   10px;   /* default cards, inputs */
  --radius-lg:   14px;
  --radius-pill: 999px;  /* CTA / chips */

  /* ---- Hairlines — fine gold filets, not heavy borders ---- */
  --line-width:      1px;
  --line-gold:       1px solid var(--hairline);
  --line-gold-soft:  1px solid var(--hairline-soft);
  --line-quiet:      1px solid var(--border-quiet);
  --line-on-dark:    1px solid var(--border-on-dark);

  /* ---- Shadows — almost none; restraint over depth ---- */
  --shadow-none: none;
  --shadow-xs:   0 1px 2px rgba(6, 51, 46, 0.05);
  --shadow-sm:   0 2px 10px rgba(6, 51, 46, 0.06);
  --shadow-md:   0 8px 30px rgba(6, 51, 46, 0.08);  /* reserve for modals */

  /* ---- Containers ---- */
  --container-doc:   720px;   /* readable document column */
  --container-text:  62ch;    /* prose measure */
  --container-wide:  1120px;  /* landing sections */

  /* ---- Motion — quiet, no bounce ---- */
  --ease-quiet:  cubic-bezier(0.22, 0.61, 0.36, 1);  /* @kind other */
  --dur-fast:    140ms;  /* @kind other */
  --dur-base:    240ms;  /* @kind other */
  --dur-slow:    420ms;  /* @kind other */
}