/* ── DESIGN SYSTEM & COLOR THEMES (DARK / LIGHT) ── */
:root {
  /* Dynamic Surface & Cards */
  --surface-1: #05080f;
  --surface-2: #0f172a;
  --surface-3: #1e293b;
  --bg-card: rgba(15, 23, 42, 0.85);
  --card-bg: rgba(15, 23, 42, 0.85);

  /* Typography & Colors */
  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  --text: #e2e8f0;
  --border-color: rgba(255, 255, 255, 0.12);

  /* Palette Accents */
  --gold: #f59e0b;
  --gold-glow: rgba(245, 158, 11, 0.25);
  --green: #10b981;
  --blue: #3b82f6;
  --red: #ef4444;
  
  /* Shadows & Transitions */
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  --transition-phi: cubic-bezier(0.16, 1, 0.3, 1);
}

body.light-mode {
  --surface-1: #f8fafc;
  --surface-2: #f1f5f9;
  --surface-3: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.9);
  --card-bg: rgba(255, 255, 255, 0.9);

  --text-primary: #0f172a;
  --text-muted: #64748b;
  --text: #1e293b;
  --border-color: rgba(15, 23, 42, 0.12);

  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
}