/* ============================================================
   Loon Research — Effects: radii, borders, shadows, motion
   Shadows are low-spread and cool-tinted (calm, enterprise).
   ============================================================ */

:root {
  /* --- Corner radii --- */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  /* --- Borders --- */
  --border-hairline: 1px solid var(--border-subtle);
  --border-card: 1px solid var(--border-default);

  /* --- Shadows (cool navy tint, restrained) --- */
  --shadow-xs: 0 1px 2px rgba(16, 36, 58, 0.06);
  --shadow-sm: 0 1px 3px rgba(16, 36, 58, 0.08), 0 1px 2px rgba(16, 36, 58, 0.04);
  --shadow-md: 0 6px 20px -6px rgba(16, 36, 58, 0.12), 0 2px 6px rgba(16, 36, 58, 0.06);
  --shadow-lg: 0 20px 48px -16px rgba(16, 36, 58, 0.18), 0 4px 12px rgba(16, 36, 58, 0.07);
  --shadow-focus: 0 0 0 3px var(--focus-ring);

  /* --- Motion --- */
  --ease-standard: cubic-bezier(0.2, 0.7, 0.2, 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: 360ms; /* @kind other */
}