/* ============================================================
   CASORO · RADIUS, ELEVATION & MOTION TOKENS
   Soft, friendly rounding. Shadows tinted deep-plum, never
   neutral grey — they read warm against the paper surface.
   ============================================================ */
:root {
  /* ---- Radius ---- */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   14px;   /* default card radius */
  --radius-xl:   20px;   /* icon tiles, large panels */
  --radius-2xl:  28px;   /* phone frame */
  --radius-full: 999px;  /* pills, toggles, avatars */

  /* ---- Elevation (plum-tinted) ---- */
  --shadow-sm: 0 1px 2px rgba(29, 23, 44, 0.12);
  --shadow-md: 0 4px 14px rgba(29, 23, 44, 0.12);
  --shadow-lg: 0 12px 30px rgba(29, 23, 44, 0.18);

  /* ---- Borders ---- */
  --border-width: 1px;
  --border-width-strong: 1.5px;  /* inputs, ghost buttons, outlines */

  /* ---- 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 */
  --duration-fast: 120ms; /* @kind other */
  --duration-base: 200ms; /* @kind other */
  --duration-slow: 320ms; /* @kind other */

  /* Interaction recipe:
     hover  → darken brand (gold-500 → gold-700) OR 6% darken on dark fills
     press  → translateY(1px), no scale
     focus  → 3px --focus-ring glow + plum border
     disabled → cloud fill, faint text, no shadow */
}