/* ============================================================
   TradeSmartAI — Effects: shadows, glows, motion
   Shadows are deep and inky (dark-mode native). Accent "glows"
   echo the red/blue brand lights. Motion is quick and mechanical.
   ============================================================ */

:root {
  /* --- Elevation shadows (on dark grounds) ---------------------- */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.45);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
  --shadow-xl: 0 28px 70px rgba(0, 0, 0, 0.6);

  /* Headline drop shadow (the social-post text treatment) */
  --shadow-headline: 3px 5px 0 rgba(0, 0, 0, 0.55);

  /* --- Accent glows --------------------------------------------- */
  --glow-red: 0 0 0 1px rgba(255, 81, 64, 0.5), 0 8px 28px rgba(255, 81, 64, 0.32);
  --glow-blue: 0 0 0 1px rgba(31, 128, 255, 0.5), 0 8px 28px rgba(31, 128, 255, 0.32);
  --glow-red-soft: 0 6px 24px rgba(255, 81, 64, 0.28);
  --glow-blue-soft: 0 6px 24px rgba(31, 128, 255, 0.28);

  /* --- Focus ring ----------------------------------------------- */
  --focus-ring: 0 0 0 3px rgba(31, 128, 255, 0.45);
  --focus-ring-danger: 0 0 0 3px rgba(255, 81, 64, 0.45);

  /* --- Borders -------------------------------------------------- */
  --border-width: 1px;
  --border-width-thick: 2px;

  /* --- Motion --------------------------------------------------- */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);     /* @kind other */
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);  /* @kind other */
  --ease-snap: cubic-bezier(0.5, 1.4, 0.5, 1); /* @kind other */
  --duration-fast: 120ms;   /* @kind other */
  --duration-base: 200ms;   /* @kind other */
  --duration-slow: 320ms;   /* @kind other */

  /* --- Backdrop blur -------------------------------------------- */
  --blur-sm: 6px;   /* @kind other */
  --blur-md: 14px;  /* @kind other */
  --blur-lg: 28px;  /* @kind other */
}