/* ============================================================
   Palette tokens — מקור-אמת יחיד לצבעים בכל מצגות הקורס
   אסור לשכפל ערכים בקבצי lesson_NN.html — להשתמש בטוקנים בלבד.
   ============================================================ */

:root {
  /* --- Brand blues (matches notebook banners) --- */
  --bg-banner:        #e0f4ff;
  --bg-banner-alt:    #d9effc;
  --border-banner:    #0077b6;
  --border-light:     #86c4e8;
  --text-title:       #004c70;
  --text-body:        #0a5773;
  --divider:          #cbeafb;

  /* --- Accent (callouts, warnings, key takeaways) --- */
  --accent:           #d4a300;
  --accent-bg:        #fff8e0;
  --accent-text:      #7a5800;

  /* --- Code-switch markers (Jupyter handoff) --- */
  --code-switch-bg:     #fff5d6;
  --code-switch-border: #ffa000;
  --code-switch-text:   #6b4500;

  /* --- Neutrals --- */
  --bg-page:          #ffffff;
  --bg-soft:          #f7fafc;
  --text-default:     #222222;
  --text-muted:       #666666;
  --border-soft:      #e2e8f0;

  /* --- States --- */
  --revealed-bg:      #f0fff4;
  --revealed-border:  #38a169;

  /* --- Block-specific gradient pairs (landing page strip + block headers) --- */
  --block-linear-1:   #5598c1;
  --block-linear-2:   #3d7ea3;
  --block-logistic-1: #88a8c9;
  --block-logistic-2: #6e93b6;
  --block-poisson-1:  #d4b572;
  --block-poisson-2:  #b89856;
  --block-nb-1:       #b8945a;
  --block-nb-2:       #9a7a44;
}