:root {
  /* ---- Primary palette ---- */
  --bh-hero-purple: #0F071A;
  --bh-hero-gold:   #FFD028;
  --bh-phantom:     #000000;
  --bh-white:       #FFFFFF;

  /* ---- Secondary palette (mascot-derived; support only) ---- */
  --bh-star-purple:  #8D07ED;
  --bh-trophy-green: #237E0F;
  --bh-puzzle-red:   #DD3545;
  --bh-pack-blue:    #239AEF;
  --bh-brush-pink:   #C63F89;
  --bh-key-orange:   #F16D1D;

  /* Back-compat generic names */
  --bh-green: var(--bh-trophy-green);
  --bh-blue:  var(--bh-pack-blue);
  --bh-red:   var(--bh-puzzle-red);

  /* ---- Surface ramp (dark-first, anchored ON Hero Purple) ----
     bg-1 IS Hero Purple; bg-0 sits below it, bg-2 above. */
  --bh-bg-0:  #080410;                    /* deepest — page/mat */
  --bh-bg-1:  var(--bh-hero-purple);      /* hero sheet — #0F071A */
  --bh-bg-2:  #140c28;                    /* section sheet — deck gradient base */
  --bh-surface:        rgba(255,255,255,.06);  /* card fill on dark */
  --bh-surface-strong: rgba(255,255,255,.07);
  --bh-border:         rgba(255,255,255,.16);  /* hairline on dark */
  --bh-border-soft:    rgba(255,255,255,.14);

  /* ---- Text ramp on dark ---- */
  --bh-text:      #FFFFFF;
  --bh-text-1:    #d9d4e6;  /* body */
  --bh-text-2:    #bcb4cd;  /* secondary */
  --bh-text-muted:#9a90ad;  /* labels / captions */
  --bh-text-faint:#8a7fa0;  /* disclaimers */

  /* ---- Semantic aliases ---- */
  --bh-accent:        var(--bh-hero-gold);
  --bh-accent-line:   rgba(255,208,40,.55);
  --bh-page-bg:       var(--bh-bg-0);
  --bh-surface-card:  var(--bh-surface);
  --bh-text-body:     var(--bh-text-1);
  --bh-success: var(--bh-trophy-green);
  --bh-info:    var(--bh-pack-blue);
  --bh-danger:  var(--bh-puzzle-red);
  --bh-warning: var(--bh-key-orange);
  --bh-link:    var(--bh-hero-gold);
  --bh-link-hover: #ffe28f;

  /* ---- Deck background treatments (July 2026 rule) ----
     Pick ONE per deck. Never mix treatments across slides in one deck.
     Sports action photography is NOT a background treatment. */
  --bh-deck-bg-base:        #140c28;
  --bh-deck-bg-gradient:    url('../assets/backgrounds/gradients/09-deep-space.png');
  --bh-deck-bg-flat:        #0F071A;
  --bh-deck-bg-venue-fade:  linear-gradient(rgba(11,6,26,.72), rgba(11,6,26,.88));
  --bh-deck-bg-venue-image: url('../assets/backgrounds/hero-dark.png');
}