:root {
  /* Dark & sleek background hierarchy */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-card-hover: #273549;
  --bg-input: #0b1120;
  --bg-modal: #1e293b;

  /* Text hierarchy */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  /* Accent & brand colors */
  --brand-primary: #3b82f6;
  --brand-primary-hover: #2563eb;
  --brand-glow: rgba(59, 130, 246, 0.25);

  /* Deal & status accents */
  --deal-gray: #cbd5e1;
  --deal-gray-bg: rgba(163, 176, 195, 0.16);
  --deal-gray-border: rgba(148, 163, 184, 0.35);
  --deal-gray-border-hover: rgba(148, 163, 184, 0.7);

  --deal-green: #10b981;
  --deal-green-bg: rgba(16, 185, 129, 0.15);
  --deal-green-border: rgba(16, 185, 129, 0.35);

  --deal-blue: #38bdf8;
  --deal-blue-bg: rgba(56, 189, 248, 0.1);
  --deal-blue-border: rgba(56, 189, 248, 0.25);

  --deal-purple: #f0d0ff;
  --deal-purple-bg: rgba(194, 150, 238, 0.12);
  --deal-purple-border: rgba(211, 175, 255, 0.32);

  --deal-orange: #ffd4a7;
  --deal-orange-bg: rgba(255, 195, 146, 0.12);
  --deal-orange-border: rgba(253, 201, 159, 0.32);

  --deal-red: #ffb7b7;
  --deal-red-bg: rgba(249, 181, 181, 0.1);
  --deal-red-border: rgba(255, 203, 203, 0.12);

  --deal-gold: #f9e789;
  --deal-gold-bg: rgba(255, 226, 69, 0.12);
  --deal-gold-border: rgba(255, 226, 69, 0.32);

  --accent-amber: #f59e0b;
  --accent-amber-bg: rgba(245, 158, 11, 0.15);

  --accent-red: #ef4444;
  --accent-red-bg: rgba(239, 68, 68, 0.15);

  /* Borders & shadows */
  --border-color: #334155;
  --border-subtle: #1e293b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(59, 130, 246, 0.3);

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}