/* ============================================================
   Slidestudio — Effects: shadows, transitions, layering
   Clean and airy. Shadows are soft and cool-tinted (navy base),
   never heavy. Brand colour glows are reserved for primary actions.
   ============================================================ */
:root {
  /* Elevation — cool navy-tinted, low spread */
  --shadow-xs: 0 1px 2px rgba(0, 38, 79, 0.06);
  --shadow-sm: 0 1px 3px rgba(0, 38, 79, 0.08), 0 1px 2px rgba(0, 38, 79, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 38, 79, 0.10), 0 2px 4px rgba(0, 38, 79, 0.06);
  --shadow-lg: 0 12px 28px rgba(0, 38, 79, 0.12), 0 4px 10px rgba(0, 38, 79, 0.06);
  --shadow-xl: 0 24px 56px rgba(0, 38, 79, 0.16), 0 8px 16px rgba(0, 38, 79, 0.08);

  /* Brand glow — only for primary CTAs / focus moments */
  --shadow-cyan:   0 8px 24px rgba(0, 145, 185, 0.30);
  --shadow-orange: 0 8px 24px rgba(255, 101, 0, 0.28);

  /* Motion — quick, confident, no bounce on UI; gentle ease */
  --ease-standard: cubic-bezier(0.2, 0, 0, 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: 360ms;  /* @kind other */

  /* Z-index scale */
  --z-base:    1;     /* @kind other */
  --z-sticky:  100;   /* @kind other */
  --z-overlay: 1000;  /* @kind other */
  --z-modal:   1100;  /* @kind other */
  --z-toast:   1200;  /* @kind other */
}