:root{
  --radius-xs:4px;
  --radius-sm:8px;
  --radius-md:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --radius-pill:999px;
  --radius-card:var(--radius-lg);

  --border-width:1px; /* @kind other */
  --border-width-strong:2px; /* @kind other */

  /* Soft, low-contrast elevation — never heavy drop shadows */
  --shadow-xs:0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm:0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg:0 24px 60px rgba(0,0,0,0.10);
  --shadow-brand:0 12px 32px rgba(0,188,96,0.28);
  --shadow-inset-hairline:inset 0 0 0 1px var(--border-hairline);

  --blur-glass:16px; /* @kind other */
  --scrim-dark:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.62) 100%); /* @kind other */
  --wash-soft:linear-gradient(180deg,#FFFFFF 0%, #F5F5F5 100%); /* @kind other */

  --ease-standard:cubic-bezier(0.22,0.61,0.36,1); /* @kind other */
  --ease-out:cubic-bezier(0.16,1,0.3,1); /* @kind other */
  --ease-in-out:cubic-bezier(0.65,0,0.35,1); /* @kind other */
  --dur-instant:90ms; /* @kind other */
  --dur-fast:160ms; /* @kind other */
  --dur-base:240ms; /* @kind other */
  --dur-slow:420ms; /* @kind other */

  --opacity-ghost:0.07; /* @kind other */          /* background typography intensity */
  --opacity-disabled:0.42; /* @kind other */
}